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[794/906] context: add subclasses for the different platforms (egl, glx, wgl, etc)

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- most code taken from the Window subclasses
- tested combinations: xEGL, GLX, Wayland+EGL, Cocoa (under GNUStep), WGL (Wine)
This commit is contained in:
Matthew Waters 2013-08-15 17:09:04 +10:00 committed by Tim-Philipp Müller
parent e80533dcee
commit 9cbb652b66
29 changed files with 1657 additions and 1721 deletions
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7
gst-libs/gst/gl/cocoa/Makefile.am
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@ -3,10 +3,13 @@
noinst_LTLIBRARIES = libgstgl-cocoa.la
libgstgl_cocoa_la_SOURCES = \
gstglwindow_cocoa.m
gstglwindow_cocoa.m \
gstglcontext_cocoa.m
noinst_HEADERS = \
gstglwindow_cocoa.h
gstglwindow_cocoa.h \
gstglcontext_cocoa.h \
gstgl_cocoa_private.h
libgstgl_cocoa_la_CFLAGS = \
-I$(top_srcdir)/gst-libs \

78
gst-libs/gst/gl/cocoa/gstgl_cocoa_private.h Normal file
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@ -0,0 +1,78 @@
/*
* GStreamer
* Copyright (C) 2012 Matthew Waters <ystreet00@gmail.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef __GST_GL_COCOA_PRIVATE_H__
#define __GST_GL_COCOA_PRIVATE_H__
#include <gst/gst.h>
#include <Cocoa/Cocoa.h>
#include "gstglwindow_cocoa.h"
#include "gstglcontext_cocoa.h"
G_BEGIN_DECLS
@interface AppThreadPerformer : NSObject {
GstGLWindowCocoa *m_cocoa;
GstGLWindowCB m_callback;
GstGLWindowResizeCB m_callback2;
gpointer m_data;
gint m_width;
gint m_height;
}
- (id) init: (GstGLWindowCocoa *)window;
- (id) initWithCallback:(GstGLWindowCocoa *)window callback:(GstGLWindowCB)callback userData:(gpointer) data;
- (id) initWithSize: (GstGLWindowCocoa *)window callback:(GstGLWindowResizeCB)callback userData:(gpointer)data toSize:(NSSize)size;
- (id) initWithAll: (GstGLWindowCocoa *)window callback:(GstGLWindowCB)callback userData:(gpointer) data;
- (void) updateWindow;
- (void) sendToApp;
- (void) setWindow;
- (void) stopApp;
- (void) closeWindow;
@end
struct _GstGLContextCocoaPrivate
{
NSOpenGLContext *gl_context;
NSOpenGLContext *external_gl_context;
NSRect rect;
};
/* =============================================================*/
/* */
/* GstGLNSOpenGLView declaration */
/* */
/* =============================================================*/
@interface GstGLNSOpenGLView: NSOpenGLView {
GstGLWindowCocoa *m_cocoa;
gint m_resizeCount;
}
- (id) initWithFrame:(GstGLWindowCocoa *)window rect:(NSRect)contentRect
pixelFormat:(NSOpenGLPixelFormat *)fmt;
@end
gboolean gst_gl_window_cocoa_create_window (GstGLWindowCocoa *window_cocoa);
G_END_DECLS
#endif /* __GST_GL_COCOA_PRIVATE_H__ */

67
gst-libs/gst/gl/cocoa/gstglcontext_cocoa.h Normal file
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@ -0,0 +1,67 @@
/*
* GStreamer
* Copyright (C) 2012 Matthew Waters <ystreet00@gmail.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef __GST_GL_CONTEXT_COCOA_H__
#define __GST_GL_CONTEXT_COCOA_H__
#include <gst/gst.h>
#include <gst/gl/gl.h>
G_BEGIN_DECLS
#define GST_GL_TYPE_CONTEXT_COCOA (gst_gl_context_cocoa_get_type())
#define GST_GL_CONTEXT_COCOA(o) (G_TYPE_CHECK_INSTANCE_CAST((o), GST_GL_TYPE_CONTEXT_COCOA, GstGLContextCocoa))
#define GST_GL_CONTEXT_COCOA_CLASS(k) (G_TYPE_CHECK_CLASS((k), GST_GL_TYPE_CONTEXT_COCOA, GstGLContextCocoaClass))
#define GST_GL_IS_CONTEXT_COCOA(o) (G_TYPE_CHECK_INSTANCE_TYPE((o), GST_GL_TYPE_CONTEXT_COCOA))
#define GST_GL_IS_CONTEXT_COCOA_CLASS(k) (G_TYPE_CHECK_CLASS_TYPE((k), GST_GL_TYPE_CONTEXT_COCOA))
#define GST_GL_CONTEXT_COCOA_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS((o), GST_GL_TYPE_CONTEXT_COCOA, GstGLContextCocoaClass))
typedef struct _GstGLContextCocoa GstGLContextCocoa;
typedef struct _GstGLContextCocoaPrivate GstGLContextCocoaPrivate;
typedef struct _GstGLContextCocoaClass GstGLContextCocoaClass;
struct _GstGLContextCocoa {
/*< private >*/
GstGLContext parent;
/*< private >*/
GstGLContextCocoaPrivate *priv;
gpointer _reserved[GST_PADDING];
};
struct _GstGLContextCocoaClass {
/*< private >*/
GstGLContextClass parent_class;
/*< private >*/
gpointer _reserved[GST_PADDING_LARGE];
GstGLContextCocoaPrivate *priv;
};
GType gst_gl_context_cocoa_get_type (void);
GstGLContextCocoa * gst_gl_context_cocoa_new (void);
G_END_DECLS
#endif /* __GST_GL_CONTEXT_COCOA_H__ */

218
gst-libs/gst/gl/cocoa/gstglcontext_cocoa.m Normal file
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@ -0,0 +1,218 @@
/*
* GStreamer
* Copyright (C) 2012 Matthew Waters <ystreet00@gmail.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <Cocoa/Cocoa.h>
#include "gstglcontext_cocoa.h"
#include "gstgl_cocoa_private.h"
static gboolean gst_gl_context_cocoa_create_context (GstGLContext *context, GstGLAPI gl_api,
guintptr external_opengl_context, GError **error);
static guintptr gst_gl_context_cocoa_get_gl_context (GstGLContext * window);
static gboolean gst_gl_context_cocoa_activate (GstGLContext * context, gboolean activate);
static GstGLAPI gst_gl_context_cocoa_get_gl_api (GstGLContext * context);
#define GST_GL_CONTEXT_COCOA_GET_PRIVATE(o) \
(G_TYPE_INSTANCE_GET_PRIVATE((o), GST_GL_TYPE_CONTEXT_COCOA, GstGLContextCocoaPrivate))
G_DEFINE_TYPE (GstGLContextCocoa, gst_gl_context_cocoa, GST_GL_TYPE_CONTEXT);
static void
gst_gl_context_cocoa_class_init (GstGLContextCocoaClass * klass)
{
GstGLContextClass *context_class;
#ifndef GNUSTEP
NSAutoreleasePool* pool = nil;
#endif
context_class = (GstGLContextClass *) klass;
g_type_class_add_private (klass, sizeof (GstGLContextCocoaPrivate));
context_class->create_context =
GST_DEBUG_FUNCPTR (gst_gl_context_cocoa_create_context);
context_class->get_gl_context =
GST_DEBUG_FUNCPTR (gst_gl_context_cocoa_get_gl_context);
context_class->activate = GST_DEBUG_FUNCPTR (gst_gl_context_cocoa_activate);
context_class->get_gl_api =
GST_DEBUG_FUNCPTR (gst_gl_context_cocoa_get_gl_api);
#ifndef GNUSTEP
pool = [[NSAutoreleasePool alloc] init];
[NSApplication sharedApplication];
[pool release];
#endif
}
static void
gst_gl_context_cocoa_init (GstGLContextCocoa * context)
{
context->priv = GST_GL_CONTEXT_COCOA_GET_PRIVATE (context);
}
/* Must be called in the gl thread */
GstGLContextCocoa *
gst_gl_context_cocoa_new (void)
{
GstGLContextCocoa *context = g_object_new (GST_GL_TYPE_CONTEXT_COCOA, NULL);
return context;
}
static gboolean
gst_gl_context_cocoa_create_context (GstGLContext *context, GstGLAPI gl_api,
guintptr external_gl_context, GError **error)
{
GstGLContextCocoa *context_cocoa = GST_GL_CONTEXT_COCOA (context);
GstGLContextCocoaPrivate *priv = context_cocoa->priv;
GstGLWindow *window = gst_gl_context_get_window (context);
GstGLWindowCocoa *window_cocoa = GST_GL_WINDOW_COCOA (window);
GstGLNSOpenGLView *glView = nil;
NSWindow *window_handle;
NSRect rect;
NSAutoreleasePool *pool;
NSOpenGLPixelFormat *fmt = nil;
NSOpenGLContext *glContext = nil;
NSOpenGLPixelFormatAttribute attribs[] = {
NSOpenGLPFADoubleBuffer,
NSOpenGLPFAAccumSize, 32,
0
};
priv->gl_context = nil;
priv->external_gl_context = (NSOpenGLContext *) external_gl_context;
GSRegisterCurrentThread();
pool = [[NSAutoreleasePool alloc] init];
#ifdef GNUSTEP
[NSApplication sharedApplication];
#endif
rect.origin.x = 0;
rect.origin.y = 0;
rect.size.width = 320;
rect.size.height = 240;
priv->rect = rect;
gst_gl_window_cocoa_create_window (window_cocoa);
window_handle = (NSWindow *) gst_gl_window_get_window_handle (window);
glView = [GstGLNSOpenGLView alloc];
fmt = [[NSOpenGLPixelFormat alloc] initWithAttributes:attribs];
if (!fmt) {
gst_object_unref (window);
GST_WARNING ("cannot create NSOpenGLPixelFormat");
return FALSE;
}
glView = [glView initWithFrame:window_cocoa rect:rect pixelFormat:fmt];
[window_handle setContentView:glView];
#ifndef GNUSTEP
glContext = [[NSOpenGLContext alloc] initWithFormat:fmt
shareContext:context_cocoa->priv->external_gl_context];
GST_DEBUG ("NSOpenGL context created: %lud\n", (guintptr) glContext);
context_cocoa->priv->gl_context = glContext;
[glView setOpenGLContext:glContext];
#else
context_cocoa->priv->gl_context = [glView openGLContext];
#endif
/* OpenGL context is made current only one time threre.
* Indeed, all OpenGL calls are made in only one thread,
* the Application thread */
[glContext makeCurrentContext];
[glContext update];
/* Back and front buffers are swapped only during the vertical retrace of the monitor.
* Discarded if you configured your driver to Never-use-V-Sync.
*/
NS_DURING {
if (glContext) {
#ifdef GNUSTEP
const long swapInterval = 1;
#else
const GLint swapInterval = 1;
#endif
[[glView openGLContext] setValues:&swapInterval forParameter:NSOpenGLCPSwapInterval];
}
} NS_HANDLER {
GST_DEBUG ("your back-end does not implement NSOpenglContext::setValues\n");
}
NS_ENDHANDLER
GST_DEBUG ("opengl GstGLNSWindow initialized: %d x %d\n",
(gint) rect.size.width, (gint) rect.size.height);
[pool release];
#ifndef GNUSTEP
priv->source_id = g_timeout_add_seconds (1, gst_gl_window_cocoa_nsapp_iteration, NULL);
#endif
gst_object_unref (window);
return TRUE;
}
static guintptr
gst_gl_context_cocoa_get_gl_context (GstGLContext * context)
{
return (guintptr) GST_GL_CONTEXT_COCOA (context)->priv->gl_context;
}
static gboolean
gst_gl_context_cocoa_activate (GstGLContext * context, gboolean activate)
{
GstGLContextCocoa *context_cocoa;
context_cocoa = GST_GL_CONTEXT_COCOA (context);
if (activate)
[context_cocoa->priv->gl_context makeCurrentContext];
#if 0
else
/* FIXME */
[context_cocoa->priv->gl_context clearCurrentContext];
#endif
return TRUE;
}
static GstGLAPI
gst_gl_context_cocoa_get_gl_api (GstGLContext * context)
{
return GST_GL_API_OPENGL;
}

236
gst-libs/gst/gl/cocoa/gstglwindow_cocoa.m
View file

@ -24,7 +24,7 @@
#include <Cocoa/Cocoa.h>
#include "gstglwindow_cocoa.h"
#include "gstgl_cocoa_private.h"
/* =============================================================*/
/* */
@ -47,47 +47,6 @@
- (BOOL) canBecomeKeyWindow;
@end
/* =============================================================*/
/* */
/* GstGLNSOpenGLView declaration */
/* */
/* =============================================================*/
@interface GstGLNSOpenGLView: NSOpenGLView {
GstGLWindowCocoa *m_cocoa;
gint m_resizeCount;
}
- (id) initWithFrame:(GstGLWindowCocoa *)window rect:(NSRect)contentRect
pixelFormat:(NSOpenGLPixelFormat *)fmt;
@end
/* =============================================================*/
/* */
/* AppThreadPerformer declaration */
/* */
/* =============================================================*/
/* Perform actions in the Application thread */
@interface AppThreadPerformer : NSObject {
GstGLWindowCocoa *m_cocoa;
GstGLWindowCB m_callback;
GstGLWindowResizeCB m_callback2;
gpointer m_data;
gint m_width;
gint m_height;
}
- (id) init: (GstGLWindowCocoa *)window;
- (id) initWithCallback:(GstGLWindowCocoa *)window callback:(GstGLWindowCB)callback userData:(gpointer) data;
- (id) initWithSize: (GstGLWindowCocoa *)window callback:(GstGLWindowResizeCB)callback userData:(gpointer)data toSize:(NSSize)size;
- (id) initWithAll: (GstGLWindowCocoa *)window callback:(GstGLWindowCB)callback userData:(gpointer) data;
- (void) updateWindow;
- (void) sendToApp;
- (void) setWindow;
- (void) stopApp;
- (void) closeWindow;
@end
/* =============================================================*/
/* */
/* GstGLWindow */
@ -110,26 +69,18 @@ GST_DEBUG_CATEGORY_STATIC (GST_CAT_DEFAULT);
#define gst_gl_window_cocoa_parent_class parent_class
G_DEFINE_TYPE_WITH_CODE (GstGLWindowCocoa, gst_gl_window_cocoa, GST_GL_TYPE_WINDOW, DEBUG_INIT);
gboolean gst_gl_window_cocoa_create_context (GstGLWindow *window, GstGLAPI gl_api,
guintptr external_opengl_context, GError **error);
guintptr gst_gl_window_cocoa_get_gl_context (GstGLWindow * window);
gboolean gst_gl_window_cocoa_activate (GstGLWindow * window, gboolean activate);
void gst_gl_window_cocoa_set_window_handle (GstGLWindow * window,
static guintptr gst_gl_window_cocoa_get_window_handle (GstGLWindow * window);
static void gst_gl_window_cocoa_set_window_handle (GstGLWindow * window,
guintptr handle);
void gst_gl_window_cocoa_draw_unlocked (GstGLWindow * window, guint width,
guint height);
void gst_gl_window_cocoa_draw (GstGLWindow * window, guint width, guint height);
void gst_gl_window_cocoa_run (GstGLWindow * window);
void gst_gl_window_cocoa_quit (GstGLWindow * window);
void gst_gl_window_cocoa_send_message (GstGLWindow * window,
static void gst_gl_window_cocoa_draw (GstGLWindow * window, guint width, guint height);
static void gst_gl_window_cocoa_run (GstGLWindow * window);
static void gst_gl_window_cocoa_quit (GstGLWindow * window);
static void gst_gl_window_cocoa_send_message (GstGLWindow * window,
GstGLWindowCB callback, gpointer data);
GstGLAPI gst_gl_window_cocoa_get_gl_api (GstGLWindow * window);
struct _GstGLWindowCocoaPrivate
{
GstGLNSWindow *internal_win_id;
NSOpenGLContext *gl_context;
NSOpenGLContext *external_gl_context;
gboolean visible;
NSWindow *parent;
NSThread *thread;
@ -148,9 +99,10 @@ gst_gl_window_cocoa_nsapp_iteration (gpointer data)
while ((event = ([NSApp nextEventMatchingMask:NSAnyEventMask
untilDate:[NSDate dateWithTimeIntervalSinceNow:0.5]
inMode:NSDefaultRunLoopMode dequeue:YES])) != nil)
inMode:NSDefaultRunLoopMode dequeue:YES])) != nil) {
[NSApp sendEvent:event];
}
}
[pool release];
@ -171,11 +123,8 @@ gst_gl_window_cocoa_class_init (GstGLWindowCocoaClass * klass)
g_type_class_add_private (klass, sizeof (GstGLWindowCocoaPrivate));
window_class->create_context =
GST_DEBUG_FUNCPTR (gst_gl_window_cocoa_create_context);
window_class->get_gl_context =
GST_DEBUG_FUNCPTR (gst_gl_window_cocoa_get_gl_context);
window_class->activate = GST_DEBUG_FUNCPTR (gst_gl_window_cocoa_activate);
window_class->get_window_handle =
GST_DEBUG_FUNCPTR (gst_gl_window_cocoa_get_window_handle);
window_class->set_window_handle =
GST_DEBUG_FUNCPTR (gst_gl_window_cocoa_set_window_handle);
window_class->draw_unlocked = GST_DEBUG_FUNCPTR (gst_gl_window_cocoa_draw);
@ -184,8 +133,6 @@ gst_gl_window_cocoa_class_init (GstGLWindowCocoaClass * klass)
window_class->quit = GST_DEBUG_FUNCPTR (gst_gl_window_cocoa_quit);
window_class->send_message =
GST_DEBUG_FUNCPTR (gst_gl_window_cocoa_send_message);
window_class->get_gl_api =
GST_DEBUG_FUNCPTR (gst_gl_window_cocoa_get_gl_api);
#ifndef GNUSTEP
pool = [[NSAutoreleasePool alloc] init];
@ -213,33 +160,13 @@ gst_gl_window_cocoa_new (void)
}
gboolean
gst_gl_window_cocoa_create_context (GstGLWindow *window, GstGLAPI gl_api,
guintptr external_gl_context, GError **error)
gst_gl_window_cocoa_create_window (GstGLWindowCocoa *window_cocoa)
{
GstGLWindowCocoa *window_cocoa = GST_GL_WINDOW_COCOA (window);
GstGLWindow *window = GST_GL_WINDOW (window_cocoa);
GstGLContext *context = gst_gl_window_get_context (window);
GstGLContextCocoa *context_cocoa = GST_GL_CONTEXT_COCOA (context);
GstGLWindowCocoaPrivate *priv = window_cocoa->priv;
NSRect rect;
NSAutoreleasePool *pool;
priv->internal_win_id = nil;
priv->gl_context = nil;
priv->external_gl_context = (NSOpenGLContext *) external_gl_context;
priv->visible = FALSE;
priv->thread = nil;
priv->running = TRUE;
GSRegisterCurrentThread();
pool = [[NSAutoreleasePool alloc] init];
#ifdef GNUSTEP
[NSApplication sharedApplication];
#endif
rect.origin.x = 0;
rect.origin.y = 0;
rect.size.width = 320;
rect.size.height = 240;
NSRect rect = context_cocoa->priv->rect;
priv->internal_win_id =[[GstGLNSWindow alloc] initWithContentRect:rect styleMask:
(NSTitledWindowMask | NSClosableWindowMask |
@ -247,46 +174,23 @@ gst_gl_window_cocoa_create_context (GstGLWindow *window, GstGLAPI gl_api,
backing: NSBackingStoreBuffered defer: NO screen: nil gstWin: window_cocoa];
GST_DEBUG ("NSWindow id: %lud\n", (guintptr) priv->internal_win_id);
priv->thread = [NSThread currentThread];
[NSApp setDelegate: priv->internal_win_id];
[pool release];
#ifndef GNUSTEP
priv->source_id = g_timeout_add_seconds (1, gst_gl_window_cocoa_nsapp_iteration, NULL);
#endif
gst_object_unref (context);
return TRUE;
}
guintptr
gst_gl_window_cocoa_get_gl_context (GstGLWindow * window)
static guintptr
gst_gl_window_cocoa_get_window_handle (GstGLWindow *window)
{
return (guintptr) GST_GL_WINDOW_COCOA (window)->priv->gl_context;
return (guintptr) GST_GL_WINDOW_COCOA (window)->priv->internal_win_id;
}
gboolean
gst_gl_window_cocoa_activate (GstGLWindow * window, gboolean activate)
{
GstGLWindowCocoa *window_cocoa;
GstGLWindowCocoaPrivate *priv;
window_cocoa = GST_GL_WINDOW_COCOA (window);
priv = window_cocoa->priv;
if (activate)
[priv->gl_context makeCurrentContext];
#if 0
else
/* FIXME */
[priv->gl_context clearCurrentContext];
#endif
return TRUE;
}
void
static void
gst_gl_window_cocoa_set_window_handle (GstGLWindow * window, guintptr handle)
{
GstGLWindowCocoa *window_cocoa;
@ -316,7 +220,7 @@ gst_gl_window_cocoa_set_window_handle (GstGLWindow * window, guintptr handle)
}
/* Thread safe */
void
static void
gst_gl_window_cocoa_draw (GstGLWindow * window, guint width, guint height)
{
GstGLWindowCocoa *window_cocoa;
@ -373,7 +277,7 @@ gst_gl_window_cocoa_draw (GstGLWindow * window, guint width, guint height)
GST_DEBUG ("failed to register current thread, cannot draw\n");
}
void
static void
gst_gl_window_cocoa_run (GstGLWindow * window)
{
GstGLWindowCocoa *window_cocoa;
@ -389,6 +293,7 @@ gst_gl_window_cocoa_run (GstGLWindow * window)
GST_DEBUG ("begin loop\n");
if (priv->internal_win_id != nil) {
priv->running = TRUE;
#ifndef GNUSTEP
while (priv->running)
[run_loop runMode:NSDefaultRunLoopMode beforeDate:[NSDate distantFuture]];
@ -406,7 +311,7 @@ gst_gl_window_cocoa_run (GstGLWindow * window)
}
/* Thread safe */
void
static void
gst_gl_window_cocoa_quit (GstGLWindow * window)
{
GstGLWindowCocoa *window_cocoa;
@ -419,8 +324,10 @@ gst_gl_window_cocoa_quit (GstGLWindow * window)
if (GSRegisterCurrentThread() || 1) {
NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
AppThreadPerformer* app_thread_performer = [[AppThreadPerformer alloc] initWithAll:window_cocoa callback:NULL userData:NULL];
[app_thread_performer performSelector:@selector(stopApp) onThread:priv->thread withObject:nil waitUntilDone:YES];
AppThreadPerformer* app_thread_performer = [[AppThreadPerformer alloc]
initWithAll:window_cocoa callback:NULL userData:NULL];
[app_thread_performer performSelector:@selector(stopApp)
onThread:priv->thread withObject:nil waitUntilDone:YES];
[pool release];
@ -432,7 +339,7 @@ gst_gl_window_cocoa_quit (GstGLWindow * window)
}
/* Thread safe */
void
static void
gst_gl_window_cocoa_send_message (GstGLWindow * window, GstGLWindowCB callback,
gpointer data)
{
@ -461,12 +368,6 @@ gst_gl_window_cocoa_send_message (GstGLWindow * window, GstGLWindowCB callback,
}
}
GstGLAPI
gst_gl_window_cocoa_get_gl_api (GstGLWindow * window)
{
return GST_GL_API_OPENGL;
}
/* =============================================================*/
/* */
/* GstGLNSWindow implementation */
@ -481,15 +382,6 @@ gst_gl_window_cocoa_get_gl_api (GstGLWindow * window)
defer: (BOOL) flag screen: (NSScreen *) aScreen
gstWin: (GstGLWindowCocoa *) cocoa {
GstGLNSOpenGLView *glView = nil;
NSOpenGLPixelFormat *fmt = nil;
NSOpenGLContext *glContext = nil;
NSOpenGLPixelFormatAttribute attribs[] = {
NSOpenGLPFADoubleBuffer,
NSOpenGLPFAAccumSize, 32,
0
};
m_isClosed = NO;
m_cocoa = cocoa;
@ -501,66 +393,12 @@ gst_gl_window_cocoa_get_gl_api (GstGLWindow * window)
GST_DEBUG ("initializing GstGLNSWindow\n");
glView = [GstGLNSOpenGLView alloc];
fmt = [[NSOpenGLPixelFormat alloc] initWithAttributes:attribs];
if (!fmt) {
GST_WARNING ("cannot create NSOpenGLPixelFormat");
return nil;
}
glView = [glView initWithFrame:m_cocoa rect:contentRect pixelFormat:fmt];
[self setContentView:glView];
#ifndef GNUSTEP
glContext = [[NSOpenGLContext alloc] initWithFormat:fmt
shareContext:m_cocoa->priv->external_gl_context];
GST_DEBUG ("NSOpenGL context created: %lud\n", (guintptr) glContext);
m_cocoa->priv->gl_context = glContext;
[glView setOpenGLContext:glContext];
#else
glContext = [glView openGLContext];
#endif
/* OpenGL context is made current only one time threre.
* Indeed, all OpenGL calls are made in only one thread,
* the Application thread */
[glContext makeCurrentContext];
[glContext update];
/* Back and front buffers are swapped only during the vertical retrace of the monitor.
* Discarded if you configured your driver to Never-use-V-Sync.
*/
NS_DURING {
if (glContext) {
#ifdef GNUSTEP
const long swapInterval = 1;
#else
const GLint swapInterval = 1;
#endif
[[glView openGLContext] setValues:&swapInterval forParameter:NSOpenGLCPSwapInterval];
}
} NS_HANDLER {
GST_DEBUG ("your back-end does not implement NSOpenglContext::setValues\n");
}
NS_ENDHANDLER
GST_DEBUG ("opengl GstGLNSWindow initialized: %d x %d\n",
(gint) contentRect.size.width, (gint) contentRect.size.height);
[self setTitle:@"OpenGL renderer"];
[self setBackgroundColor:[NSColor clearColor]];
[self orderOut:m_cocoa->priv->internal_win_id];
if (m_cocoa->priv->parent) {
NSWindow *window = m_cocoa->priv->parent;
[window setContentView: [m_cocoa->priv->internal_win_id contentView]];
@ -639,17 +477,17 @@ gst_gl_window_cocoa_get_gl_api (GstGLWindow * window)
@implementation GstGLNSOpenGLView
- (id)initWithFrame:(GstGLWindowCocoa *)window rect:(NSRect)contentRect pixelFormat:(NSOpenGLPixelFormat *)fmt {
self = [super initWithFrame: contentRect pixelFormat: fmt];
m_cocoa = window;
m_resizeCount = 0;
#ifndef GNUSTEP
[self setWantsLayer:NO];
#endif
return self;
return self;
}
- (void)reshape {
@ -660,7 +498,7 @@ gst_gl_window_cocoa_get_gl_api (GstGLWindow * window)
if (m_resizeCount % 5 == 0) {
m_resizeCount = 0;
if (window->resize) {
NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
NSRect bounds = [self bounds];
AppThreadPerformer* app_thread_performer = [[AppThreadPerformer alloc]

94
gst-libs/gst/gl/gstglcontext.c
View file

@ -27,6 +27,19 @@
#include "gl.h"
#include "gstglcontext.h"
#if GST_GL_HAVE_PLATFORM_GLX
#include "x11/gstglcontext_glx.h"
#endif
#if GST_GL_HAVE_PLATFORM_EGL
#include "gstglegl.h"
#endif
#if GST_GL_HAVE_PLATFORM_COCOA
#include "cocoa/gstglcontext_cocoa.h"
#endif
#if GST_GL_HAVE_PLATFORM_WGL
#include "win32/gstglcontext_wgl.h"
#endif
#define USING_OPENGL(display) (display->gl_api & GST_GL_API_OPENGL)
#define USING_OPENGL3(display) (display->gl_api & GST_GL_API_OPENGL3)
#define USING_GLES(display) (display->gl_api & GST_GL_API_GLES)
@ -37,7 +50,7 @@
GST_DEBUG_CATEGORY (GST_CAT_DEFAULT);
#define gst_gl_context_parent_class parent_class
G_DEFINE_TYPE (GstGLContext, gst_gl_context, G_TYPE_OBJECT);
G_DEFINE_ABSTRACT_TYPE (GstGLContext, gst_gl_context, G_TYPE_OBJECT);
#define GST_GL_CONTEXT_GET_PRIVATE(o) \
(G_TYPE_INSTANCE_GET_PRIVATE((o), GST_GL_TYPE_CONTEXT, GstGLContextPrivate))
@ -121,7 +134,6 @@ gst_gl_context_new (GstGLDisplay * display)
user_choice = g_getenv ("GST_GL_PLATFORM");
GST_INFO ("creating a context, user choice:%s", user_choice);
#if 0
#if GST_GL_HAVE_PLATFORM_EGL
if (!context && (!user_choice || g_strstr_len (user_choice, 7, "egl")))
context = GST_GL_CONTEXT (gst_gl_context_egl_new ());
@ -130,15 +142,17 @@ gst_gl_context_new (GstGLDisplay * display)
if (!context && (!user_choice || g_strstr_len (user_choice, 3, "glx")))
context = GST_GL_CONTEXT (gst_gl_context_glx_new ());
#endif
#if GST_GL_HAVE_PLATFORM_WIN32
if (!context && (!user_choice || g_strstr_len (user_choice, 5, "win32")))
context = GST_GL_CONTEXT (gst_gl_context_win32_new ());
#endif
#if GST_GL_HAVE_PLATFORM_COCOA
if (!context && (!user_choice || g_strstr_len (user_choice, 5, "cocoa"))) {
context = GST_GL_CONTEXT (gst_gl_context_cocoa_new ());
}
#endif
#if GST_GL_HAVE_PLATFORM_WGL
if (!context && (!user_choice || g_strstr_len (user_choice, 3, "wgl"))) {
context = GST_GL_CONTEXT (gst_gl_context_wgl_new ());
}
#endif
if (!context) {
/* subclass returned a NULL context */
GST_WARNING ("Could not create context. user specified %s",
@ -146,9 +160,6 @@ gst_gl_context_new (GstGLDisplay * display)
return NULL;
}
#endif
context = g_object_new (GST_GL_TYPE_CONTEXT, NULL);
context->priv->display = display;
@ -164,9 +175,13 @@ gst_gl_context_finalize (GObject * object)
gst_gl_window_set_draw_callback (context->window, NULL, NULL, NULL);
if (context->priv->alive) {
g_mutex_lock (&context->priv->render_lock);
GST_INFO ("send quit gl window loop");
gst_gl_window_quit (context->window);
g_cond_wait (&context->priv->destroy_cond, &context->priv->render_lock);
while (context->priv->alive) {
g_cond_wait (&context->priv->destroy_cond, &context->priv->render_lock);
}
g_mutex_unlock (&context->priv->render_lock);
}
gst_gl_window_set_close_callback (context->window, NULL, NULL, NULL);
@ -189,18 +204,17 @@ gst_gl_context_finalize (GObject * object)
G_OBJECT_CLASS (gst_gl_context_parent_class)->finalize (object);
}
/* FIXME move the relevant window vfuncs into GstGLContext */
gboolean
gst_gl_context_activate (GstGLContext * context, gboolean activate)
{
GstGLWindowClass *window_class;
GstGLContextClass *context_class;
gboolean result;
g_return_val_if_fail (GST_GL_IS_CONTEXT (context), FALSE);
window_class = GST_GL_WINDOW_GET_CLASS (context->window);
g_return_val_if_fail (window_class->activate != NULL, FALSE);
context_class = GST_GL_CONTEXT_GET_CLASS (context);
g_return_val_if_fail (context_class->activate != NULL, FALSE);
result = window_class->activate (context->window, activate);
result = context_class->activate (context, activate);
return result;
}
@ -208,26 +222,26 @@ gst_gl_context_activate (GstGLContext * context, gboolean activate)
GstGLAPI
gst_gl_context_get_gl_api (GstGLContext * context)
{
GstGLWindowClass *window_class;
GstGLContextClass *context_class;
g_return_val_if_fail (GST_GL_IS_CONTEXT (context), GST_GL_API_NONE);
window_class = GST_GL_WINDOW_GET_CLASS (context->window);
g_return_val_if_fail (window_class->get_gl_api != NULL, GST_GL_API_NONE);
context_class = GST_GL_CONTEXT_GET_CLASS (context);
g_return_val_if_fail (context_class->get_gl_api != NULL, GST_GL_API_NONE);
return window_class->get_gl_api (context->window);
return context_class->get_gl_api (context);
}
gpointer
gst_gl_context_get_proc_address (GstGLContext * context, const gchar * name)
{
gpointer ret;
GstGLWindowClass *window_class;
GstGLContextClass *context_class;
g_return_val_if_fail (GST_GL_IS_CONTEXT (context), NULL);
window_class = GST_GL_WINDOW_GET_CLASS (context->window);
g_return_val_if_fail (window_class->get_proc_address != NULL, NULL);
context_class = GST_GL_CONTEXT_GET_CLASS (context);
g_return_val_if_fail (context_class->get_proc_address != NULL, NULL);
ret = window_class->get_proc_address (context->window, name);
ret = context_class->get_proc_address (context, name);
return ret;
}
@ -288,21 +302,13 @@ gst_gl_context_create (GstGLContext * context,
guintptr external_gl_context, GError ** error)
{
gboolean alive = FALSE;
GstGLWindowClass *window_class;
g_return_val_if_fail (GST_GL_IS_CONTEXT (context), FALSE);
window_class = GST_GL_WINDOW_GET_CLASS (context->window);
g_return_val_if_fail (window_class->create_context != NULL, FALSE);
_ensure_window (context);
g_mutex_lock (&context->priv->render_lock);
if (window_class->open) {
if (!(alive = window_class->open (context->window, error)))
goto out;
}
if (!context->priv->created) {
context->priv->external_gl_context = external_gl_context;
context->priv->error = error;
@ -321,7 +327,6 @@ gst_gl_context_create (GstGLContext * context,
g_mutex_unlock (&context->priv->render_lock);
out:
return alive;
}
@ -475,6 +480,7 @@ _parse_gl_api (const gchar * apis_s)
static gpointer
gst_gl_context_create_thread (GstGLContext * context)
{
GstGLContextClass *context_class;
GstGLWindowClass *window_class;
GstGLDisplay *display;
GstGLFuncs *gl;
@ -488,9 +494,12 @@ gst_gl_context_create_thread (GstGLContext * context)
GError **error;
guintptr external_gl_context;
g_mutex_lock (&context->priv->render_lock);
error = context->priv->error;
external_gl_context = context->priv->external_gl_context;
context_class = GST_GL_CONTEXT_GET_CLASS (context);
window_class = GST_GL_WINDOW_GET_CLASS (context->window);
if (window_class->open) {
@ -518,17 +527,34 @@ gst_gl_context_create_thread (GstGLContext * context)
goto failure;
}
if (context_class->choose_format &&
!context_class->choose_format (context, error)) {
g_assert (error == NULL || *error != NULL);
g_free (compiled_api_s);
g_free (user_api_string);
goto failure;
}
GST_INFO ("Attempting to create opengl context. user chosen api(s) (%s), "
"compiled api support (%s)", user_api_string, compiled_api_s);
if (!window_class->create_context (context->window, compiled_api & user_api,
if (!context_class->create_context (context, compiled_api & user_api,
external_gl_context, error)) {
g_assert (error == NULL || *error != NULL);
g_free (compiled_api_s);
g_free (user_api_string);
goto failure;
}
GST_INFO ("context created context");
GST_INFO ("created context");
if (!context_class->activate (context, TRUE)) {
g_set_error (error, GST_GL_CONTEXT_ERROR,
GST_GL_CONTEXT_ERROR_RESOURCE_UNAVAILABLE,
"Failed to activate the GL Context");
g_free (compiled_api_s);
g_free (user_api_string);
goto failure;
}
display->gl_api = gst_gl_context_get_gl_api (context);
g_assert (display->gl_api != GST_GL_API_NONE

5
gst-libs/gst/gl/gstglcontext.h
View file

@ -36,7 +36,7 @@ G_BEGIN_DECLS
GType gst_gl_context_get_type (void);
#define GST_GL_CONTEXT_ERROR (gst_gl_context_error_quark ())
GQuark gst_gl_window_error_quark (void);
GQuark gst_gl_context_error_quark (void);
typedef enum
{
@ -69,8 +69,11 @@ struct _GstGLContextClass {
GstGLAPI (*get_gl_api) (GstGLContext *context);
gpointer (*get_proc_address) (GstGLContext *context, const gchar *name);
gboolean (*activate) (GstGLContext *context, gboolean activate);
gboolean (*choose_format) (GstGLContext *context, GError **error);
gboolean (*create_context) (GstGLContext *context, GstGLAPI gl_api,
guintptr external_gl_context, GError ** error);
void (*destroy_context) (GstGLContext *context);
void (*swap_buffers) (GstGLContext *context);
/*< private >*/
gpointer _reserved[GST_PADDING];

220
gst-libs/gst/gl/gstglegl.c
View file

@ -22,11 +22,70 @@
#include "config.h"
#endif
#include "gl.h"
#include "gstglegl.h"
#include <gst/gl/gl.h>
#if GST_GL_HAVE_WINDOW_X11
#include "x11/gstglwindow_x11.h"
#endif
#if GST_GL_HAVE_WINDOW_WIN32
#include "win32/gstglwindow_win32.h"
#endif
static gboolean gst_gl_context_egl_create_context (GstGLContext * context,
GstGLAPI gl_api, guintptr external_gl_context, GError ** error);
static void gst_gl_context_egl_destroy_context (GstGLContext * context);
static gboolean gst_gl_context_egl_choose_format (GstGLContext * context,
GError ** error);
static gboolean gst_gl_context_egl_activate (GstGLContext * context,
gboolean activate);
static void gst_gl_context_egl_swap_buffers (GstGLContext * context);
static guintptr gst_gl_context_egl_get_gl_context (GstGLContext * context);
static GstGLAPI gst_gl_context_egl_get_gl_api (GstGLContext * context);
static gpointer gst_gl_context_egl_get_proc_address (GstGLContext * context,
const gchar * name);
G_DEFINE_TYPE (GstGLContextEGL, gst_gl_context_egl, GST_GL_TYPE_CONTEXT);
static void
gst_gl_context_egl_class_init (GstGLContextEGLClass * klass)
{
GstGLContextClass *context_class = (GstGLContextClass *) klass;
context_class->get_gl_context =
GST_DEBUG_FUNCPTR (gst_gl_context_egl_get_gl_context);
context_class->activate = GST_DEBUG_FUNCPTR (gst_gl_context_egl_activate);
context_class->create_context =
GST_DEBUG_FUNCPTR (gst_gl_context_egl_create_context);
context_class->destroy_context =
GST_DEBUG_FUNCPTR (gst_gl_context_egl_destroy_context);
context_class->choose_format =
GST_DEBUG_FUNCPTR (gst_gl_context_egl_choose_format);
context_class->swap_buffers =
GST_DEBUG_FUNCPTR (gst_gl_context_egl_swap_buffers);
context_class->get_gl_api = GST_DEBUG_FUNCPTR (gst_gl_context_egl_get_gl_api);
context_class->get_proc_address =
GST_DEBUG_FUNCPTR (gst_gl_context_egl_get_proc_address);
}
static void
gst_gl_context_egl_init (GstGLContextEGL * context)
{
}
/* Must be called in the gl thread */
GstGLContextEGL *
gst_gl_context_egl_new (void)
{
GstGLContextEGL *window = g_object_new (GST_GL_TYPE_CONTEXT_EGL, NULL);
return window;
}
static const gchar *
gst_gl_egl_get_error_string (void)
gst_gl_context_egl_get_error_string (void)
{
EGLint nErr = eglGetError ();
@ -65,7 +124,33 @@ gst_gl_egl_get_error_string (void)
}
static gboolean
gst_gl_egl_choose_config (GstGLEGL * egl, GError ** error)
gst_gl_context_egl_choose_format (GstGLContext * context, GError ** error)
{
#if GST_GL_HAVE_WINDOW_X11
if (GST_GL_IS_WINDOW_X11 (context->window)) {
GstGLWindow *window = gst_gl_context_get_window (context);
GstGLWindowX11 *window_x11 = GST_GL_WINDOW_X11 (window);
gint ret;
window_x11->visual_info = g_new0 (XVisualInfo, 1);
ret = XMatchVisualInfo (window_x11->device, window_x11->screen_num,
window_x11->depth, TrueColor, window_x11->visual_info);
gst_object_unref (window);
if (ret == 0) {
g_set_error (error, GST_GL_WINDOW_ERROR, GST_GL_WINDOW_ERROR_WRONG_CONFIG,
"Failed to match XVisualInfo");
return FALSE;
}
}
#endif
return TRUE;
}
static gboolean
gst_gl_context_egl_choose_config (GstGLContextEGL * egl, GError ** error)
{
EGLint numConfigs;
gint i = 0;
@ -87,9 +172,9 @@ gst_gl_egl_choose_config (GstGLEGL * egl, GError ** error)
GST_INFO ("config set: %ld, %ld", (gulong) egl->egl_config,
(gulong) numConfigs);
} else {
g_set_error (error, GST_GL_WINDOW_ERROR, GST_GL_WINDOW_ERROR_WRONG_CONFIG,
g_set_error (error, GST_GL_CONTEXT_ERROR, GST_GL_CONTEXT_ERROR_WRONG_CONFIG,
"Failed to set window configuration: %s",
gst_gl_egl_get_error_string ());
gst_gl_context_egl_get_error_string ());
goto failure;
}
@ -99,11 +184,13 @@ failure:
return FALSE;
}
GstGLEGL *
gst_gl_egl_create_context (EGLDisplay display, EGLNativeWindowType window,
static gboolean
gst_gl_context_egl_create_context (GstGLContext * context,
GstGLAPI gl_api, guintptr external_gl_context, GError ** error)
{
GstGLEGL *egl;
GstGLContextEGL *egl;
GstGLWindow *window = NULL;
EGLNativeWindowType window_handle;
gint i = 0;
EGLint context_attrib[3];
EGLint majorVersion;
@ -111,23 +198,25 @@ gst_gl_egl_create_context (EGLDisplay display, EGLNativeWindowType window,
const gchar *egl_exts;
gboolean need_surface = TRUE;
egl = g_slice_new0 (GstGLEGL);
egl = GST_GL_CONTEXT_EGL (context);
window = gst_gl_context_get_window (context);
if ((gl_api & GST_GL_API_OPENGL) == GST_GL_API_NONE &&
(gl_api & GST_GL_API_GLES2) == GST_GL_API_NONE) {
g_set_error (error, GST_GL_WINDOW_ERROR, GST_GL_WINDOW_ERROR_WRONG_API,
g_set_error (error, GST_GL_CONTEXT_ERROR, GST_GL_CONTEXT_ERROR_WRONG_API,
"xEGL supports opengl or gles2");
goto failure;
}
egl->egl_display = display;
egl->egl_display =
eglGetDisplay ((EGLNativeDisplayType) gst_gl_window_get_display (window));
if (eglInitialize (egl->egl_display, &majorVersion, &minorVersion)) {
GST_INFO ("egl initialized, version: %d.%d", majorVersion, minorVersion);
} else {
g_set_error (error, GST_GL_WINDOW_ERROR,
GST_GL_WINDOW_ERROR_RESOURCE_UNAVAILABLE,
"Failed to initialize egl: %s", gst_gl_egl_get_error_string ());
g_set_error (error, GST_GL_CONTEXT_ERROR,
GST_GL_CONTEXT_ERROR_RESOURCE_UNAVAILABLE,
"Failed to initialize egl: %s", gst_gl_context_egl_get_error_string ());
goto failure;
}
@ -135,7 +224,7 @@ gst_gl_egl_create_context (EGLDisplay display, EGLNativeWindowType window,
/* egl + opengl only available with EGL 1.4+ */
if (majorVersion == 1 && minorVersion <= 3) {
if ((gl_api & ~GST_GL_API_OPENGL) == GST_GL_API_NONE) {
g_set_error (error, GST_GL_WINDOW_ERROR, GST_GL_WINDOW_ERROR_OLD_LIBS,
g_set_error (error, GST_GL_CONTEXT_ERROR, GST_GL_CONTEXT_ERROR_OLD_LIBS,
"EGL version (%i.%i) too old for OpenGL support, (needed at least 1.4)",
majorVersion, minorVersion);
goto failure;
@ -146,8 +235,8 @@ gst_gl_egl_create_context (EGLDisplay display, EGLNativeWindowType window,
if (gl_api & GST_GL_API_GLES2) {
goto try_gles2;
} else {
g_set_error (error, GST_GL_WINDOW_ERROR,
GST_GL_WINDOW_ERROR_WRONG_CONFIG,
g_set_error (error, GST_GL_CONTEXT_ERROR,
GST_GL_CONTEXT_ERROR_WRONG_CONFIG,
"Failed to choose a suitable OpenGL API");
goto failure;
}
@ -155,8 +244,9 @@ gst_gl_egl_create_context (EGLDisplay display, EGLNativeWindowType window,
}
if (!eglBindAPI (EGL_OPENGL_API)) {
g_set_error (error, GST_GL_WINDOW_ERROR, GST_GL_WINDOW_ERROR_FAILED,
"Failed to bind OpenGL|ES API: %s", gst_gl_egl_get_error_string ());
g_set_error (error, GST_GL_CONTEXT_ERROR, GST_GL_CONTEXT_ERROR_FAILED,
"Failed to bind OpenGL|ES API: %s",
gst_gl_context_egl_get_error_string ());
goto failure;
}
@ -164,15 +254,16 @@ gst_gl_egl_create_context (EGLDisplay display, EGLNativeWindowType window,
} else if (gl_api & GST_GL_API_GLES2) {
try_gles2:
if (!eglBindAPI (EGL_OPENGL_ES_API)) {
g_set_error (error, GST_GL_WINDOW_ERROR, GST_GL_WINDOW_ERROR_FAILED,
"Failed to bind OpenGL|ES API: %s", gst_gl_egl_get_error_string ());
g_set_error (error, GST_GL_CONTEXT_ERROR, GST_GL_CONTEXT_ERROR_FAILED,
"Failed to bind OpenGL|ES API: %s",
gst_gl_context_egl_get_error_string ());
goto failure;
}
egl->gl_api = GST_GL_API_GLES2;
}
if (!gst_gl_egl_choose_config (egl, error)) {
if (!gst_gl_context_egl_choose_config (egl, error)) {
g_assert (error == NULL || *error != NULL);
goto failure;
}
@ -192,18 +283,33 @@ gst_gl_egl_create_context (EGLDisplay display, EGLNativeWindowType window,
if (egl->egl_context != EGL_NO_CONTEXT) {
GST_INFO ("gl context created: %ld", (gulong) egl->egl_context);
} else {
g_set_error (error, GST_GL_WINDOW_ERROR, GST_GL_WINDOW_ERROR_CREATE_CONTEXT,
g_set_error (error, GST_GL_CONTEXT_ERROR,
GST_GL_CONTEXT_ERROR_CREATE_CONTEXT,
"Failed to create a OpenGL context: %s",
gst_gl_egl_get_error_string ());
gst_gl_context_egl_get_error_string ());
goto failure;
}
egl_exts = eglQueryString (egl->egl_display, EGL_EXTENSIONS);
if (window) {
/* FIXME do we want a window vfunc ? */
#if GST_GL_HAVE_WINDOW_X11
if (GST_GL_IS_WINDOW_X11 (context->window)) {
gst_gl_window_x11_create_window ((GstGLWindowX11 *) context->window);
}
#endif
#if GST_GL_HAVE_WINDOW_WIN32
if (GST_GL_IS_WINDOW_WIN32 (context->window)) {
gst_gl_window_win32_create_window ((GstGLWindowWin32 *) context->window);
}
#endif
window_handle = gst_gl_window_get_window_handle (window);
if (window_handle) {
egl->egl_surface =
eglCreateWindowSurface (egl->egl_display, egl->egl_config, window,
NULL);
eglCreateWindowSurface (egl->egl_display, egl->egl_config,
window_handle, NULL);
} else if (!gst_gl_check_extension ("EGL_KHR_surfaceless_context", egl_exts)) {
EGLint surface_attrib[7];
gint j = 0;
@ -230,27 +336,32 @@ gst_gl_egl_create_context (EGLDisplay display, EGLNativeWindowType window,
if (egl->egl_surface != EGL_NO_SURFACE) {
GST_INFO ("surface created");
} else {
g_set_error (error, GST_GL_WINDOW_ERROR, GST_GL_WINDOW_ERROR_FAILED,
g_set_error (error, GST_GL_CONTEXT_ERROR, GST_GL_CONTEXT_ERROR_FAILED,
"Failed to create window surface: %s",
gst_gl_egl_get_error_string ());
gst_gl_context_egl_get_error_string ());
goto failure;
}
}
gst_gl_egl_activate (egl, TRUE);
gst_object_unref (window);
return egl;
return TRUE;
failure:
gst_gl_egl_destroy_context (egl);
if (window)
gst_object_unref (window);
return NULL;
return FALSE;
}
void
gst_gl_egl_destroy_context (GstGLEGL * egl)
static void
gst_gl_context_egl_destroy_context (GstGLContext * context)
{
gst_gl_egl_activate (egl, FALSE);
GstGLContextEGL *egl;
egl = GST_GL_CONTEXT_EGL (context);
gst_gl_context_egl_activate (context, FALSE);
if (egl->egl_surface)
eglDestroySurface (egl->egl_surface, egl->egl_display);
@ -262,15 +373,16 @@ gst_gl_egl_destroy_context (GstGLEGL * egl)
eglTerminate (egl->egl_display);
eglReleaseThread ();
}
g_slice_free (GstGLEGL, egl);
}
gboolean
gst_gl_egl_activate (GstGLEGL * egl, gboolean activate)
static gboolean
gst_gl_context_egl_activate (GstGLContext * context, gboolean activate)
{
GstGLContextEGL *egl;
gboolean result;
egl = GST_GL_CONTEXT_EGL (context);
if (activate)
result = eglMakeCurrent (egl->egl_display, egl->egl_surface,
egl->egl_surface, egl->egl_context);
@ -281,26 +393,30 @@ gst_gl_egl_activate (GstGLEGL * egl, gboolean activate)
return result;
}
guintptr
gst_gl_egl_get_gl_context (GstGLEGL * egl)
static guintptr
gst_gl_context_egl_get_gl_context (GstGLContext * context)
{
return (guintptr) egl->egl_context;
return (guintptr) GST_GL_CONTEXT_EGL (context)->egl_context;
}
void
gst_gl_egl_swap_buffers (GstGLEGL * egl)
static void
gst_gl_context_egl_swap_buffers (GstGLContext * context)
{
GstGLContextEGL *egl;
egl = GST_GL_CONTEXT_EGL (context);
eglSwapBuffers (egl->egl_display, egl->egl_surface);
}
GstGLAPI
gst_gl_egl_get_gl_api (GstGLEGL * egl)
static GstGLAPI
gst_gl_context_egl_get_gl_api (GstGLContext * context)
{
return egl->gl_api;
return GST_GL_CONTEXT_EGL (context)->gl_api;
}
gpointer
gst_gl_egl_get_proc_address (GstGLEGL * egl, const gchar * name)
static gpointer
gst_gl_context_egl_get_proc_address (GstGLContext * context, const gchar * name)
{
gpointer result;
@ -309,7 +425,9 @@ gst_gl_egl_get_proc_address (GstGLEGL * egl, const gchar * name)
return NULL;
#endif
result = eglGetProcAddress (name);
if (!(result = eglGetProcAddress (name))) {
result = gst_gl_context_default_get_proc_address (context, name);
}
return result;
}

29
gst-libs/gst/gl/gstglegl.h
View file

@ -25,12 +25,23 @@
#include <EGL/egl.h>
#include <gst/gl/gstgl_fwd.h>
#include <gst/gl/gstglcontext.h>
G_BEGIN_DECLS
typedef struct _GstGLEGL GstGLEGL;
typedef struct _GstGLContextEGL GstGLContextEGL;
typedef struct _GstGLContextEGLClass GstGLContextEGLClass;
#define GST_GL_TYPE_CONTEXT_EGL (gst_gl_context_egl_get_type())
#define GST_GL_CONTEXT_EGL(o) (G_TYPE_CHECK_INSTANCE_CAST((o), GST_GL_TYPE_CONTEXT_EGL, GstGLContextEGL))
#define GST_GL_CONTEXT_EGL_CLASS(k) (G_TYPE_CHECK_CLASS((k), GST_GL_TYPE_CONTEXT_EGL, GstGLContextEGLClass))
#define GST_GL_IS_CONTEXT_EGL(o) (G_TYPE_CHECK_INSTANCE_TYPE((o), GST_GL_TYPE_CONTEXT_EGL))
#define GST_GL_IS_CONTEXT_EGL_CLASS(k) (G_TYPE_CHECK_CLASS_TYPE((k), GST_GL_TYPE_CONTEXT_EGL))
#define GST_GL_CONTEXT_EGL_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS((o), GST_GL_TYPE_CONTEXT_EGL, GstGLContextEGLClass))
struct _GstGLContextEGL {
GstGLContext context;
struct _GstGLEGL {
EGLContext egl_context;
EGLDisplay egl_display;
EGLSurface egl_surface;
@ -39,16 +50,12 @@ struct _GstGLEGL {
GstGLAPI gl_api;
};
GstGLEGL * gst_gl_egl_create_context (EGLDisplay display, EGLNativeWindowType window, GstGLAPI gl_api, guintptr external_gl_context, GError ** error);
void gst_gl_egl_destroy_context (GstGLEGL *egl);
struct _GstGLContextEGLClass {
GstGLContextClass parent;
};
gboolean gst_gl_egl_activate (GstGLEGL *egl, gboolean activate);
void gst_gl_egl_swap_buffers (GstGLEGL *egl);
guintptr gst_gl_egl_get_gl_context (GstGLEGL *egl);
GstGLAPI gst_gl_egl_get_gl_api (GstGLEGL *egl);
gpointer gst_gl_egl_get_proc_address (GstGLEGL *egl, const gchar * name);
GType gst_gl_context_egl_get_type (void);
GstGLContextEGL * gst_gl_context_egl_new (void);
G_END_DECLS

79
gst-libs/gst/gl/gstglwindow.c
View file

@ -28,6 +28,8 @@
#include "gl.h"
#include "gstglwindow.h"
/* FIXME make this work with windowless contexts */
#if GST_GL_HAVE_WINDOW_X11
#include "x11/gstglwindow_x11.h"
#endif
@ -170,40 +172,6 @@ gst_gl_window_finalize (GObject * object)
G_OBJECT_CLASS (gst_gl_window_parent_class)->finalize (object);
}
guintptr
gst_gl_window_get_gl_context (GstGLWindow * window)
{
GstGLWindowClass *window_class;
guintptr result;
g_return_val_if_fail (GST_GL_IS_WINDOW (window), 0);
window_class = GST_GL_WINDOW_GET_CLASS (window);
g_return_val_if_fail (window_class->get_gl_context != NULL, 0);
GST_GL_WINDOW_LOCK (window);
result = window_class->get_gl_context (window);
GST_GL_WINDOW_UNLOCK (window);
return result;
}
gboolean
gst_gl_window_activate (GstGLWindow * window, gboolean activate)
{
GstGLWindowClass *window_class;
gboolean result;
g_return_val_if_fail (GST_GL_IS_WINDOW (window), FALSE);
window_class = GST_GL_WINDOW_GET_CLASS (window);
g_return_val_if_fail (window_class->activate != NULL, FALSE);
GST_GL_WINDOW_LOCK (window);
result = window_class->activate (window, activate);
GST_GL_WINDOW_UNLOCK (window);
return result;
}
void
gst_gl_window_set_window_handle (GstGLWindow * window, guintptr handle)
{
@ -369,41 +337,48 @@ gst_gl_window_set_close_callback (GstGLWindow * window, GstGLWindowCB callback,
GST_GL_WINDOW_UNLOCK (window);
}
GstGLAPI
gst_gl_window_get_gl_api (GstGLWindow * window)
gboolean
gst_gl_window_is_running (GstGLWindow * window)
{
GstGLWindowClass *window_class;
g_return_val_if_fail (GST_GL_IS_WINDOW (window), GST_GL_API_NONE);
window_class = GST_GL_WINDOW_GET_CLASS (window);
g_return_val_if_fail (window_class->get_gl_api != NULL, GST_GL_API_NONE);
return window_class->get_gl_api (window);
return window->priv->alive;
}
gpointer
gst_gl_window_get_proc_address (GstGLWindow * window, const gchar * name)
guintptr
gst_gl_window_get_display (GstGLWindow * window)
{
gpointer ret;
guintptr ret;
GstGLWindowClass *window_class;
g_return_val_if_fail (GST_GL_IS_WINDOW (window), NULL);
g_return_val_if_fail (GST_GL_IS_WINDOW (window), 0);
window_class = GST_GL_WINDOW_GET_CLASS (window);
g_return_val_if_fail (window_class->get_proc_address != NULL, NULL);
g_return_val_if_fail (window_class->get_display != NULL, 0);
GST_GL_WINDOW_LOCK (window);
ret = window_class->get_proc_address (window, name);
ret = window_class->get_display (window);
GST_GL_WINDOW_UNLOCK (window);
return ret;
}
gboolean
gst_gl_window_is_running (GstGLWindow * window)
guintptr
gst_gl_window_get_window_handle (GstGLWindow * window)
{
return window->priv->alive;
guintptr ret;
GstGLWindowClass *window_class;
g_return_val_if_fail (GST_GL_IS_WINDOW (window), 0);
window_class = GST_GL_WINDOW_GET_CLASS (window);
g_return_val_if_fail (window_class->get_window_handle != NULL, 0);
GST_GL_WINDOW_LOCK (window);
ret = window_class->get_window_handle (window);
GST_GL_WINDOW_UNLOCK (window);
return ret;
}
GstGLContext *

11
gst-libs/gst/gl/gstglwindow.h
View file

@ -99,14 +99,9 @@ struct _GstGLWindowClass {
/*< private >*/
GObjectClass parent_class;
guintptr (*get_gl_context) (GstGLWindow *window);
GstGLAPI (*get_gl_api) (GstGLWindow *window);
gpointer (*get_proc_address) (GstGLWindow *window, const gchar *name);
gboolean (*activate) (GstGLWindow *window, gboolean activate);
guintptr (*get_display) (GstGLWindow *window);
void (*set_window_handle) (GstGLWindow *window, guintptr id);
gboolean (*create_context) (GstGLWindow *window, GstGLAPI gl_api,
guintptr external_gl_context, GError ** error);
gboolean (*share_context) (GstGLWindow *window, guintptr external_gl_context);
guintptr (*get_window_handle) (GstGLWindow *window);
void (*draw_unlocked) (GstGLWindow *window, guint width, guint height);
void (*draw) (GstGLWindow *window, guint width, guint height);
void (*run) (GstGLWindow *window);
@ -132,7 +127,6 @@ void gst_gl_window_set_resize_callback (GstGLWindow *window, GstGLWindowRes
void gst_gl_window_set_close_callback (GstGLWindow *window, GstGLWindowCB callback, gpointer data, GDestroyNotify destroy_notify);
void gst_gl_window_set_need_lock (GstGLWindow *window, gboolean need_lock);
guintptr gst_gl_window_get_gl_context (GstGLWindow *window);
void gst_gl_window_set_window_handle (GstGLWindow *window, guintptr handle);
guintptr gst_gl_window_get_window_handle (GstGLWindow *window);
void gst_gl_window_draw_unlocked (GstGLWindow *window, guint width, guint height);
@ -140,6 +134,7 @@ void gst_gl_window_draw (GstGLWindow *window, guint width, g
void gst_gl_window_run (GstGLWindow *window);
void gst_gl_window_quit (GstGLWindow *window);
void gst_gl_window_send_message (GstGLWindow *window, GstGLWindowCB callback, gpointer data);
guintptr gst_gl_window_get_display (GstGLWindow *window);
GstGLContext * gst_gl_window_get_context (GstGLWindow *window);

133
gst-libs/gst/gl/wayland/gstglwindow_wayland_egl.c
View file

@ -40,9 +40,8 @@ const gchar *WlEGLErrorString ();
G_DEFINE_TYPE (GstGLWindowWaylandEGL, gst_gl_window_wayland_egl,
GST_GL_TYPE_WINDOW);
static guintptr gst_gl_window_wayland_egl_get_gl_context (GstGLWindow * window);
static gboolean gst_gl_window_wayland_egl_activate (GstGLWindow * window,
gboolean activate);
static guintptr gst_gl_window_wayland_egl_get_window_handle (GstGLWindow *
window);
static void gst_gl_window_wayland_egl_set_window_handle (GstGLWindow * window,
guintptr handle);
static void gst_gl_window_wayland_egl_draw (GstGLWindow * window, guint width,
@ -51,14 +50,10 @@ static void gst_gl_window_wayland_egl_run (GstGLWindow * window);
static void gst_gl_window_wayland_egl_quit (GstGLWindow * window);
static void gst_gl_window_wayland_egl_send_message (GstGLWindow * window,
GstGLWindowCB callback, gpointer data);
static void gst_gl_window_wayland_egl_destroy_context (GstGLWindowWaylandEGL *
window_egl);
static gboolean gst_gl_window_wayland_egl_create_context (GstGLWindow
* window, GstGLAPI gl_api, guintptr external_gl_context, GError ** error);
static GstGLAPI gst_gl_window_wayland_egl_get_gl_api (GstGLWindow * window);
static gpointer gst_gl_window_wayland_egl_get_proc_address (GstGLWindow *
window, const gchar * name);
static void gst_gl_window_wayland_egl_close (GstGLWindow * window);
static gboolean gst_gl_window_wayland_egl_open (GstGLWindow * window,
GError ** error);
static guintptr gst_gl_window_wayland_egl_get_display (GstGLWindow * window);
static void
pointer_handle_enter (void *data, struct wl_pointer *pointer, uint32_t serial,
@ -254,12 +249,8 @@ gst_gl_window_wayland_egl_class_init (GstGLWindowWaylandEGLClass * klass)
{
GstGLWindowClass *window_class = (GstGLWindowClass *) klass;
window_class->create_context =
GST_DEBUG_FUNCPTR (gst_gl_window_wayland_egl_create_context);
window_class->get_gl_context =
GST_DEBUG_FUNCPTR (gst_gl_window_wayland_egl_get_gl_context);
window_class->activate =
GST_DEBUG_FUNCPTR (gst_gl_window_wayland_egl_activate);
window_class->get_window_handle =
GST_DEBUG_FUNCPTR (gst_gl_window_wayland_egl_get_window_handle);
window_class->set_window_handle =
GST_DEBUG_FUNCPTR (gst_gl_window_wayland_egl_set_window_handle);
window_class->draw_unlocked =
@ -269,11 +260,10 @@ gst_gl_window_wayland_egl_class_init (GstGLWindowWaylandEGLClass * klass)
window_class->quit = GST_DEBUG_FUNCPTR (gst_gl_window_wayland_egl_quit);
window_class->send_message =
GST_DEBUG_FUNCPTR (gst_gl_window_wayland_egl_send_message);
window_class->get_gl_api =
GST_DEBUG_FUNCPTR (gst_gl_window_wayland_egl_get_gl_api);
window_class->get_proc_address =
GST_DEBUG_FUNCPTR (gst_gl_window_wayland_egl_get_proc_address);
window_class->close = GST_DEBUG_FUNCPTR (gst_gl_window_wayland_egl_close);
window_class->open = GST_DEBUG_FUNCPTR (gst_gl_window_wayland_egl_open);
window_class->get_display =
GST_DEBUG_FUNCPTR (gst_gl_window_wayland_egl_get_display);
}
static void
@ -303,7 +293,7 @@ gst_gl_window_wayland_egl_close (GstGLWindow * window)
window_egl = GST_GL_WINDOW_WAYLAND_EGL (window);
gst_gl_window_wayland_egl_destroy_context (window_egl);
destroy_surface (window_egl);
if (window_egl->display.cursor_surface)
wl_surface_destroy (window_egl->display.cursor_surface);
@ -324,8 +314,10 @@ gst_gl_window_wayland_egl_close (GstGLWindow * window)
}
static gboolean
_setup_wayland (GstGLWindowWaylandEGL * window_egl, GError ** error)
gst_gl_window_wayland_egl_open (GstGLWindow * window, GError ** error)
{
GstGLWindowWaylandEGL *window_egl = GST_GL_WINDOW_WAYLAND_EGL (window);
window_egl->display.display = wl_display_connect (NULL);
if (!window_egl->display.display) {
g_set_error (error, GST_GL_WINDOW_ERROR,
@ -359,78 +351,6 @@ error:
return FALSE;
}
gboolean
gst_gl_window_wayland_egl_create_context (GstGLWindow * window,
GstGLAPI gl_api, guintptr external_gl_context, GError ** error)
{
GstGLWindowWaylandEGL *window_egl = GST_GL_WINDOW_WAYLAND_EGL (window);
if (!_setup_wayland (window_egl, error))
return FALSE;
window_egl->egl =
gst_gl_egl_create_context (eglGetDisplay ((EGLNativeDisplayType)
window_egl->display.display), window_egl->window.native, gl_api,
external_gl_context, error);
if (!window_egl->egl)
goto failure;
return TRUE;
failure:
return FALSE;
}
static void
gst_gl_window_wayland_egl_destroy_context (GstGLWindowWaylandEGL * window_egl)
{
gst_gl_egl_activate (window_egl->egl, FALSE);
destroy_surface (window_egl);
/*
gst_gl_egl_destroy_surface (window_egl->egl);
*/
gst_gl_egl_destroy_context (window_egl->egl);
window_egl->egl = NULL;
}
static gboolean
gst_gl_window_wayland_egl_activate (GstGLWindow * window, gboolean activate)
{
GstGLWindowWaylandEGL *window_egl;
window_egl = GST_GL_WINDOW_WAYLAND_EGL (window);
return gst_gl_egl_activate (window_egl->egl, activate);
}
static guintptr
gst_gl_window_wayland_egl_get_gl_context (GstGLWindow * window)
{
GstGLWindowWaylandEGL *window_egl;
window_egl = GST_GL_WINDOW_WAYLAND_EGL (window);
return gst_gl_egl_get_gl_context (window_egl->egl);
}
static GstGLAPI
gst_gl_window_wayland_egl_get_gl_api (GstGLWindow * window)
{
GstGLWindowWaylandEGL *window_egl;
window_egl = GST_GL_WINDOW_WAYLAND_EGL (window);
return gst_gl_egl_get_gl_api (window_egl->egl);
}
static void
gst_gl_window_wayland_egl_swap_buffers (GstGLWindow * window)
{
GstGLWindowWaylandEGL *window_egl = GST_GL_WINDOW_WAYLAND_EGL (window);
gst_gl_egl_swap_buffers (window_egl->egl);
}
static void
gst_gl_window_wayland_egl_run (GstGLWindow * window)
{
@ -506,6 +426,12 @@ gst_gl_window_wayland_egl_send_message (GstGLWindow * window,
g_mutex_unlock (&message.lock);
}
static guintptr
gst_gl_window_wayland_egl_get_window_handle (GstGLWindow * window)
{
return (guintptr) GST_GL_WINDOW_WAYLAND_EGL (window)->window.native;
}
static void
gst_gl_window_wayland_egl_set_window_handle (GstGLWindow * window,
guintptr handle)
@ -544,6 +470,8 @@ draw_cb (gpointer data)
struct draw *draw_data = data;
GstGLWindowWaylandEGL *window_egl = draw_data->window;
GstGLWindow *window = GST_GL_WINDOW (window_egl);
GstGLContext *context = gst_gl_window_get_context (window);
GstGLContextClass *context_class = GST_GL_CONTEXT_GET_CLASS (context);
if (window_egl->window.window_width != draw_data->width
|| window_egl->window.window_height != draw_data->height) {
@ -556,7 +484,9 @@ draw_cb (gpointer data)
if (window->draw)
window->draw (window->draw_data);
gst_gl_window_wayland_egl_swap_buffers (window);
context_class->swap_buffers (context);
gst_object_unref (context);
}
static void
@ -571,19 +501,12 @@ gst_gl_window_wayland_egl_draw (GstGLWindow * window, guint width, guint height)
gst_gl_window_send_message (window, (GstGLWindowCB) draw_cb, &draw_data);
}
static gpointer
gst_gl_window_wayland_egl_get_proc_address (GstGLWindow * window,
const gchar * name)
static guintptr
gst_gl_window_wayland_egl_get_display (GstGLWindow * window)
{
GstGLContext *context = NULL;
GstGLWindowWaylandEGL *window_egl;
gpointer result;
window_egl = GST_GL_WINDOW_WAYLAND_EGL (window);
if (!(result = gst_gl_egl_get_proc_address (window_egl->egl, name))) {
result = gst_gl_context_default_get_proc_address (context, name);
}
return result;
return (guintptr) window_egl->display.display;
}

2
gst-libs/gst/gl/wayland/gstglwindow_wayland_egl.h
View file

@ -74,8 +74,6 @@ struct window {
struct _GstGLWindowWaylandEGL {
/*< private >*/
GstGLWindow parent;
GstGLEGL *egl;
struct display display;
struct window window;

12
gst-libs/gst/gl/win32/Makefile.am
View file

@ -9,13 +9,13 @@ noinst_HEADERS = \
gstglwindow_win32.h
if USE_WGL
libgstgl_win32_la_SOURCES += gstglwindow_win32_wgl.c
noinst_HEADERS += gstglwindow_win32_wgl.h
endif
if USE_EGL
libgstgl_win32_la_SOURCES += gstglwindow_win32_egl.c
noinst_HEADERS += gstglwindow_win32_egl.h
libgstgl_win32_la_SOURCES += gstglcontext_wgl.c
noinst_HEADERS += gstglcontext_wgl.h
endif
#if USE_EGL
#libgstgl_win32_la_SOURCES += gstglwindow_win32_egl.c
#noinst_HEADERS += gstglwindow_win32_egl.h
#endif
libgstgl_win32_la_CFLAGS = \
-I$(top_srcdir)/gst-libs \

245
gst-libs/gst/gl/win32/gstglcontext_wgl.c Normal file
View file

@ -0,0 +1,245 @@
/*
* GStreamer
* Copyright (C) 2008 Julien Isorce <julien.isorce@gmail.com>
* Copyright (C) 2012 Matthew Waters <ystreet00@gmail.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <gst/gst.h>
#include "../gstgl_fwd.h"
#include <gst/gl/gstglcontext.h>
#include "gstglcontext_wgl.h"
#define gst_gl_context_wgl_parent_class parent_class
G_DEFINE_TYPE (GstGLContextWGL, gst_gl_context_wgl, GST_GL_TYPE_CONTEXT);
static guintptr gst_gl_context_wgl_get_gl_context (GstGLContext * context);
static void gst_gl_context_wgl_swap_buffers (GstGLContext * context);
static gboolean gst_gl_context_wgl_choose_format (GstGLContext * context,
GError ** error);
static gboolean gst_gl_context_wgl_activate (GstGLContext * context,
gboolean activate);
static gboolean gst_gl_context_wgl_create_context (GstGLContext * context,
GstGLAPI gl_api, guintptr external_gl_context, GError ** error);
static void gst_gl_context_wgl_destroy_context (GstGLContext * context);
GstGLAPI gst_gl_context_wgl_get_gl_api (GstGLContext * context);
static gpointer gst_gl_context_wgl_get_proc_address (GstGLContext * context,
const gchar * name);
static void
gst_gl_context_wgl_class_init (GstGLContextWGLClass * klass)
{
GstGLContextClass *context_class = (GstGLContextClass *) klass;
context_class->get_gl_context =
GST_DEBUG_FUNCPTR (gst_gl_context_wgl_get_gl_context);
context_class->choose_format =
GST_DEBUG_FUNCPTR (gst_gl_context_wgl_choose_format);
context_class->activate = GST_DEBUG_FUNCPTR (gst_gl_context_wgl_activate);
context_class->create_context =
GST_DEBUG_FUNCPTR (gst_gl_context_wgl_create_context);
context_class->destroy_context =
GST_DEBUG_FUNCPTR (gst_gl_context_wgl_destroy_context);
context_class->swap_buffers =
GST_DEBUG_FUNCPTR (gst_gl_context_wgl_swap_buffers);
context_class->get_proc_address =
GST_DEBUG_FUNCPTR (gst_gl_context_wgl_get_proc_address);
context_class->get_gl_api = GST_DEBUG_FUNCPTR (gst_gl_context_wgl_get_gl_api);
}
static void
gst_gl_context_wgl_init (GstGLContextWGL * context_wgl)
{
}
/* Must be called in the gl thread */
GstGLContextWGL *
gst_gl_context_wgl_new (void)
{
GstGLContextWGL *context = g_object_new (GST_GL_TYPE_CONTEXT_WGL, NULL);
return context;
}
static gboolean
gst_gl_context_wgl_create_context (GstGLContext * context,
GstGLAPI gl_api, guintptr external_gl_context, GError ** error)
{
GstGLWindow *window;
GstGLContextWGL *context_wgl;
HDC device;
context_wgl = GST_GL_CONTEXT_WGL (context);
window = gst_gl_context_get_window (context);
device = (HDC) gst_gl_window_get_display (window);
context_wgl->wgl_context = wglCreateContext (device);
if (context_wgl->wgl_context)
GST_DEBUG ("gl context created: %" G_GUINTPTR_FORMAT,
(guintptr) context_wgl->wgl_context);
else {
g_set_error (error, GST_GL_WINDOW_ERROR, GST_GL_WINDOW_ERROR_CREATE_CONTEXT,
"failed to create glcontext:%lu", GetLastError ());
goto failure;
}
g_assert (context_wgl->wgl_context);
GST_LOG ("gl context id: %" G_GUINTPTR_FORMAT,
(guintptr) context_wgl->wgl_context);
gst_object_unref (window);
return TRUE;
failure:
gst_object_unref (window);
return FALSE;
}
static void
gst_gl_context_wgl_destroy_context (GstGLContext * context)
{
GstGLContextWGL *context_wgl;
context_wgl = GST_GL_CONTEXT_WGL (context);
if (context_wgl->wgl_context)
wglDeleteContext (context_wgl->wgl_context);
context_wgl->wgl_context = NULL;
}
static gboolean
gst_gl_context_wgl_choose_format (GstGLContext * context, GError ** error)
{
GstGLWindow *window;
PIXELFORMATDESCRIPTOR pfd;
gint pixelformat = 0;
gboolean res = FALSE;
HDC device;
window = gst_gl_context_get_window (context);
gst_gl_window_win32_create_window (GST_GL_WINDOW_WIN32 (window), error);
device = (HDC) gst_gl_window_get_display (window);
gst_object_unref (window);
pfd.nSize = sizeof (PIXELFORMATDESCRIPTOR);
pfd.nVersion = 1;
pfd.dwFlags = PFD_DRAW_TO_WINDOW | PFD_SUPPORT_OPENGL | PFD_DOUBLEBUFFER;
pfd.iPixelType = PFD_TYPE_RGBA;
pfd.cColorBits = 24;
pfd.cRedBits = 8;
pfd.cRedShift = 0;
pfd.cGreenBits = 8;
pfd.cGreenShift = 0;
pfd.cBlueBits = 8;
pfd.cBlueShift = 0;
pfd.cAlphaBits = 0;
pfd.cAlphaShift = 0;
pfd.cAccumBits = 0;
pfd.cAccumRedBits = 0;
pfd.cAccumGreenBits = 0;
pfd.cAccumBlueBits = 0;
pfd.cAccumAlphaBits = 0;
pfd.cDepthBits = 24;
pfd.cStencilBits = 8;
pfd.cAuxBuffers = 0;
pfd.iLayerType = PFD_MAIN_PLANE;
pfd.bReserved = 0;
pfd.dwLayerMask = 0;
pfd.dwVisibleMask = 0;
pfd.dwDamageMask = 0;
pfd.cColorBits = (BYTE) GetDeviceCaps (device, BITSPIXEL);
pixelformat = ChoosePixelFormat (device, &pfd);
if (!pixelformat) {
g_set_error (error, GST_GL_CONTEXT_ERROR, GST_GL_CONTEXT_ERROR_FAILED,
"Failed to choose a pixel format");
return FALSE;
}
res = SetPixelFormat (device, pixelformat, &pfd);
return res;
}
static void
gst_gl_context_wgl_swap_buffers (GstGLContext * context)
{
GstGLWindow *window = gst_gl_context_get_window (context);
HDC device = (HDC) gst_gl_window_get_display (window);
SwapBuffers (device);
gst_object_unref (window);
}
static guintptr
gst_gl_context_wgl_get_gl_context (GstGLContext * context)
{
return (guintptr) GST_GL_CONTEXT_WGL (context)->wgl_context;
}
static gboolean
gst_gl_context_wgl_activate (GstGLContext * context, gboolean activate)
{
GstGLWindow *window;
GstGLContextWGL *context_wgl;
HDC device;
gboolean result;
window = gst_gl_context_get_window (context);
context_wgl = GST_GL_CONTEXT_WGL (context);
device = (HDC) gst_gl_window_get_display (window);
if (activate) {
result = wglMakeCurrent (device, context_wgl->wgl_context);
} else {
result = wglMakeCurrent (NULL, NULL);
}
gst_object_unref (window);
return result;
}
GstGLAPI
gst_gl_context_wgl_get_gl_api (GstGLContext * context)
{
return GST_GL_API_OPENGL;
}
static gpointer
gst_gl_context_wgl_get_proc_address (GstGLContext * context, const gchar * name)
{
gpointer result;
if (!(result = wglGetProcAddress ((LPCSTR) name))) {
result = gst_gl_context_default_get_proc_address (context, name);
}
return result;
}

62
gst-libs/gst/gl/win32/gstglcontext_wgl.h Normal file
View file

@ -0,0 +1,62 @@
/*
* GStreamer
* Copyright (C) 2012 Matthew Waters <ystreet00@gmail.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef __GST_GL_CONTEXT_WGL_H__
#define __GST_GL_CONTEXT_WGL_H__
#include "gstglwindow_win32.h"
G_BEGIN_DECLS
#define GST_GL_TYPE_CONTEXT_WGL (gst_gl_context_wgl_get_type())
#define GST_GL_CONTEXT_WGL(o) (G_TYPE_CHECK_INSTANCE_CAST((o), GST_GL_TYPE_CONTEXT_WGL, GstGLContextWGL))
#define GST_GL_CONTEXT_WGL_CLASS(k) (G_TYPE_CHECK_CLASS((k), GST_GL_TYPE_CONTEXT_WGL, GstGLContextWGLClass))
#define GST_GL_IS_CONTEXT_WGL(o) (G_TYPE_CHECK_INSTANCE_TYPE((o), GST_GL_TYPE_CONTEXT_WGL))
#define GST_GL_IS_CONTEXT_WGL_CLASS(k) (G_TYPE_CHECK_CLASS_TYPE((k), GST_GL_TYPE_CONTEXT_WGL))
#define GST_GL_CONTEXT_WGL_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS((o), GST_GL_TYPE_CONTEXT_WGL, GstGLContextWGLClass))
typedef struct _GstGLContextWGL GstGLContextWGL;
typedef struct _GstGLContextWGLClass GstGLContextWGLClass;
struct _GstGLContextWGL {
/*< private >*/
GstGLContext parent;
HGLRC wgl_context;
HGLRC external_gl_context;
gpointer _reserved[GST_PADDING];
};
struct _GstGLContextWGLClass {
/*< private >*/
GstGLContextClass parent_class;
/*< private >*/
gpointer _reserved[GST_PADDING];
};
GType gst_gl_context_wgl_get_type (void);
GstGLContextWGL * gst_gl_context_wgl_new (void);
G_END_DECLS
#endif /* __GST_GL_CONTEXT_WGL_H__ */

238
gst-libs/gst/gl/win32/gstglwindow_win32.c
View file

@ -25,17 +25,9 @@
#include "gstglwindow_win32.h"
#if GST_GL_HAVE_PLATFORM_WGL
#include "gstglwindow_win32_wgl.h"
#endif
#if GST_GL_HAVE_PLATFORM_EGL
#include "gstglwindow_win32_egl.h"
#endif
#define WM_GST_GL_WINDOW_CUSTOM (WM_APP+1)
#define WM_GST_GL_WINDOW_QUIT (WM_APP+2)
void gst_gl_window_set_pixel_format (GstGLWindowWin32 * window);
LRESULT CALLBACK window_proc (HWND hWnd, UINT uMsg, WPARAM wParam,
LPARAM lParam);
LRESULT FAR PASCAL sub_class_proc (HWND hWnd, UINT uMsg, WPARAM wParam,
@ -51,11 +43,7 @@ enum
struct _GstGLWindowWin32Private
{
GstGLAPI gl_api;
guintptr external_gl_context;
GError **error;
gboolean activate;
gboolean activate_result;
gint dummy;
};
#define GST_CAT_DEFAULT gst_gl_window_win32_debug
@ -67,20 +55,14 @@ GST_DEBUG_CATEGORY_STATIC (GST_CAT_DEFAULT);
G_DEFINE_TYPE_WITH_CODE (GstGLWindowWin32, gst_gl_window_win32,
GST_GL_TYPE_WINDOW, DEBUG_INIT);
HHOOK hHook;
gboolean gst_gl_window_win32_create_context (GstGLWindow * window,
GstGLAPI gl_api, guintptr external_gl_context, GError ** error);
guintptr gst_gl_window_win32_get_gl_context (GstGLWindow * window);
gboolean gst_gl_window_win32_activate (GstGLWindow * window, gboolean activate);
void gst_gl_window_win32_set_window_handle (GstGLWindow * window,
static void gst_gl_window_win32_set_window_handle (GstGLWindow * window,
guintptr handle);
void gst_gl_window_win32_draw_unlocked (GstGLWindow * window, guint width,
static guintptr gst_gl_window_win32_get_display (GstGLWindow * window);
static void gst_gl_window_win32_draw (GstGLWindow * window, guint width,
guint height);
void gst_gl_window_win32_draw (GstGLWindow * window, guint width, guint height);
void gst_gl_window_win32_run (GstGLWindow * window);
void gst_gl_window_win32_quit (GstGLWindow * window);
void gst_gl_window_win32_send_message (GstGLWindow * window,
static void gst_gl_window_win32_run (GstGLWindow * window);
static void gst_gl_window_win32_quit (GstGLWindow * window);
static void gst_gl_window_win32_send_message (GstGLWindow * window,
GstGLWindowCB callback, gpointer data);
static void
@ -90,11 +72,6 @@ gst_gl_window_win32_class_init (GstGLWindowWin32Class * klass)
g_type_class_add_private (klass, sizeof (GstGLWindowWin32Private));
window_class->create_context =
GST_DEBUG_FUNCPTR (gst_gl_window_win32_create_context);
window_class->get_gl_context =
GST_DEBUG_FUNCPTR (gst_gl_window_win32_get_gl_context);
window_class->activate = GST_DEBUG_FUNCPTR (gst_gl_window_win32_activate);
window_class->set_window_handle =
GST_DEBUG_FUNCPTR (gst_gl_window_win32_set_window_handle);
window_class->draw_unlocked = GST_DEBUG_FUNCPTR (gst_gl_window_win32_draw);
@ -103,6 +80,8 @@ gst_gl_window_win32_class_init (GstGLWindowWin32Class * klass)
window_class->quit = GST_DEBUG_FUNCPTR (gst_gl_window_win32_quit);
window_class->send_message =
GST_DEBUG_FUNCPTR (gst_gl_window_win32_send_message);
window_class->get_display =
GST_DEBUG_FUNCPTR (gst_gl_window_win32_get_display);
}
static void
@ -117,33 +96,16 @@ gst_gl_window_win32_init (GstGLWindowWin32 * window)
GstGLWindowWin32 *
gst_gl_window_win32_new (void)
{
GstGLWindowWin32 *window = NULL;
const gchar *user_choice;
user_choice = g_getenv ("GST_GL_PLATFORM");
#if GST_GL_HAVE_PLATFORM_WGL
if (!window && (!user_choice || g_strstr_len (user_choice, 3, "wgl")))
window = GST_GL_WINDOW_WIN32 (gst_gl_window_win32_wgl_new ());
#endif
#if GST_GL_HAVE_PLATFORM_EGL
if (!window && (!user_choice || g_strstr_len (user_choice, 3, "egl")))
window = GST_GL_WINDOW_WIN32 (gst_gl_window_win32_egl_new ());
#endif
if (!window) {
GST_WARNING ("Failed to create win32 window, user_choice:%s",
user_choice ? user_choice : "NULL");
return NULL;
}
GstGLWindowWin32 *window = g_object_new (GST_GL_TYPE_WINDOW_WIN32, NULL);
return window;
}
gboolean
gst_gl_window_win32_create_context (GstGLWindow * window, GstGLAPI gl_api,
guintptr external_gl_context, GError ** error)
gst_gl_window_win32_create_window (GstGLWindowWin32 * window_win32,
GError ** error)
{
GstGLWindowWin32 *window_win32 = GST_GL_WINDOW_WIN32 (window);
// GstGLWindowWin32 *window_win32 = GST_GL_WINDOW_WIN32 (window);
WNDCLASSEX wc;
ATOM atom = 0;
HINSTANCE hinstance = GetModuleHandle (NULL);
@ -177,7 +139,9 @@ gst_gl_window_win32_create_context (GstGLWindow * window, GstGLAPI gl_api,
atom = RegisterClassEx (&wc);
if (atom == 0) {
GST_WARNING ("Failed to register window class %lud\n", GetLastError ());
g_set_error (error, GST_GL_CONTEXT_ERROR, GST_GL_CONTEXT_ERROR_FAILED,
"Failed to register window class 0x%x\n",
(unsigned int) GetLastError ());
goto failure;
}
}
@ -187,10 +151,6 @@ gst_gl_window_win32_create_context (GstGLWindow * window, GstGLAPI gl_api,
window_win32->is_closed = FALSE;
window_win32->visible = FALSE;
window_win32->priv->gl_api = gl_api;
window_win32->priv->external_gl_context = external_gl_context;
window_win32->priv->error = error;
window_win32->internal_win_id = CreateWindowEx (0,
"GSTGL",
"OpenGL renderer",
@ -198,16 +158,18 @@ gst_gl_window_win32_create_context (GstGLWindow * window, GstGLAPI gl_api,
x, y, 0, 0, (HWND) NULL, (HMENU) NULL, hinstance, window_win32);
if (!window_win32->internal_win_id) {
GST_DEBUG ("failed to create gl window\n");
g_set_error (error, GST_GL_CONTEXT_ERROR, GST_GL_CONTEXT_ERROR_FAILED,
"failed to create gl window");
goto failure;
}
GST_DEBUG ("gl window created: %" G_GUINTPTR_FORMAT "\n",
GST_DEBUG ("gl window created: %" G_GUINTPTR_FORMAT,
(guintptr) window_win32->internal_win_id);
//device is set in the window_proc
if (!window_win32->device) {
GST_DEBUG ("failed to create device\n");
g_set_error (error, GST_GL_CONTEXT_ERROR, GST_GL_CONTEXT_ERROR_FAILED,
"failed to create device");
goto failure;
}
@ -220,47 +182,17 @@ failure:
return FALSE;
}
guintptr
gst_gl_window_win32_get_gl_context (GstGLWindow * window)
static guintptr
gst_gl_window_win32_get_display (GstGLWindow * window)
{
GstGLWindowWin32Class *window_class;
GstGLWindowWin32 *window_win32;
window_class = GST_GL_WINDOW_WIN32_GET_CLASS (window);
window_win32 = GST_GL_WINDOW_WIN32 (window);
return window_class->get_gl_context (GST_GL_WINDOW_WIN32 (window));
return (guintptr) window_win32->device;
}
static void
callback_activate (GstGLWindow * window)
{
GstGLWindowWin32Class *window_class;
GstGLWindowWin32Private *priv;
GstGLWindowWin32 *window_win32;
window_win32 = GST_GL_WINDOW_WIN32 (window);
window_class = GST_GL_WINDOW_WIN32_GET_CLASS (window_win32);
priv = window_win32->priv;
priv->activate_result = window_class->activate (window_win32, priv->activate);
}
gboolean
gst_gl_window_win32_activate (GstGLWindow * window, gboolean activate)
{
GstGLWindowWin32 *window_win32;
GstGLWindowWin32Private *priv;
window_win32 = GST_GL_WINDOW_WIN32 (window);
priv = window_win32->priv;
priv->activate = activate;
gst_gl_window_win32_send_message (window,
GST_GL_WINDOW_CB (callback_activate), window_win32);
return priv->activate_result;
}
void
gst_gl_window_win32_set_window_handle (GstGLWindow * window, guintptr id)
{
GstGLWindowWin32 *window_win32;
@ -284,7 +216,7 @@ gst_gl_window_win32_set_window_handle (GstGLWindow * window, guintptr id)
if (parent_id) {
WNDPROC parent_proc = GetProp (parent_id, "gl_window_parent_proc");
GST_DEBUG ("release parent %" G_GUINTPTR_FORMAT "\n", (guintptr) parent_id);
GST_DEBUG ("release parent %" G_GUINTPTR_FORMAT, (guintptr) parent_id);
g_return_if_fail (parent_proc);
@ -299,7 +231,7 @@ gst_gl_window_win32_set_window_handle (GstGLWindow * window, guintptr id)
(WNDPROC) GetWindowLongPtr ((HWND) id, GWLP_WNDPROC);
RECT rect;
GST_DEBUG ("set parent %" G_GUINTPTR_FORMAT "\n", id);
GST_DEBUG ("set parent %" G_GUINTPTR_FORMAT, id);
SetProp ((HWND) id, "gl_window_id", window_win32->internal_win_id);
SetProp ((HWND) id, "gl_window_parent_proc", (WNDPROC) window_parent_proc);
@ -326,7 +258,7 @@ gst_gl_window_win32_set_window_handle (GstGLWindow * window, guintptr id)
}
/* Thread safe */
void
static void
gst_gl_window_win32_draw (GstGLWindow * window, guint width, guint height)
{
GstGLWindowWin32 *window_win32 = GST_GL_WINDOW_WIN32 (window);
@ -355,20 +287,21 @@ gst_gl_window_win32_draw (GstGLWindow * window, guint width, guint height)
RDW_NOERASE | RDW_INTERNALPAINT | RDW_INVALIDATE);
}
void
static void
gst_gl_window_win32_run (GstGLWindow * window)
{
gint bRet;
MSG msg;
GST_INFO ("begin message loop\n");
GST_INFO ("begin message loop");
while (TRUE) {
bRet = GetMessage (&msg, NULL, 0, 0);
if (bRet == 0)
break;
else if (bRet == -1) {
GST_WARNING ("Failed to get message %lud\n", GetLastError ());
GST_WARNING ("Failed to get message 0x%x",
(unsigned int) GetLastError ());
break;
} else {
GST_TRACE ("handle message");
@ -377,11 +310,11 @@ gst_gl_window_win32_run (GstGLWindow * window)
}
}
GST_INFO ("end message loop\n");
GST_INFO ("end message loop");
}
/* Thread safe */
void
static void
gst_gl_window_win32_quit (GstGLWindow * window)
{
GstGLWindowWin32 *window_win32;
@ -398,7 +331,7 @@ gst_gl_window_win32_quit (GstGLWindow * window)
}
/* Thread safe */
void
static void
gst_gl_window_win32_send_message (GstGLWindow * window, GstGLWindowCB callback,
gpointer data)
{
@ -420,73 +353,33 @@ LRESULT CALLBACK
window_proc (HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
GstGLWindowWin32 *window_win32;
GstGLWindowWin32Class *window_class;
GstGLWindowWin32Private *priv;
if (uMsg == WM_CREATE) {
window_win32 =
GST_GL_WINDOW_WIN32 (((LPCREATESTRUCT) lParam)->lpCreateParams);
window_class = GST_GL_WINDOW_WIN32_GET_CLASS (window_win32);
GST_DEBUG ("WM_CREATE\n");
GST_TRACE ("WM_CREATE");
{
priv = window_win32->priv;
window_win32->device = GetDC (hWnd);
window_class->choose_format (window_win32);
window_class->create_context (window_win32, priv->gl_api,
priv->external_gl_context, priv->error);
/* priv->gl_context = wglCreateContext (priv->device);
if (priv->gl_context)
GST_DEBUG ("gl context created: %" G_GUINTPTR_FORMAT "\n",
(guintptr) priv->gl_context);
else
GST_DEBUG ("failed to create glcontext %" G_GUINTPTR_FORMAT ", %lud\n",
(guintptr) hWnd, GetLastError ());
g_assert (priv->gl_context);*/
ReleaseDC (hWnd, window_win32->device);
window_class->activate (window_win32, TRUE);
/* if (!wglMakeCurrent (priv->device, priv->gl_context))
GST_DEBUG ("failed to make opengl context current %" G_GUINTPTR_FORMAT
", %lud\n", (guintptr) hWnd, GetLastError ());
*/
if (priv->external_gl_context)
window_class->share_context (window_win32, priv->external_gl_context);
/*
if (priv->external_gl_context) {
if (!wglShareLists (priv->external_gl_context, priv->gl_context))
GST_DEBUG ("failed to share opengl context %" G_GUINTPTR_FORMAT
" with %" G_GUINTPTR_FORMAT "\n", (guintptr) priv->gl_context,
(guintptr) priv->external_gl_context);
else
GST_DEBUG ("share opengl context succeed %" G_GUINTPTR_FORMAT "\n",
(guintptr) priv->external_gl_context);
}*/
}
window_win32->device = GetDC (hWnd);
/* Do this, otherwise we hang on exit. We can still use it (due to the
* CS_OWNDC flag in the WindowClass) after we have Released.
*/
ReleaseDC (hWnd, window_win32->device);
SetProp (hWnd, "gl_window", window_win32);
return 0;
} else if (GetProp (hWnd, "gl_window")) {
GstGLWindow *window;
GstGLContext *context;
GstGLContextClass *context_class;
window_win32 = GST_GL_WINDOW_WIN32 (GetProp (hWnd, "gl_window"));
window_class = GST_GL_WINDOW_WIN32_GET_CLASS (window_win32);
window = GST_GL_WINDOW (window_win32);
priv = window_win32->priv;
context = gst_gl_window_get_context (window);
context_class = GST_GL_CONTEXT_GET_CLASS (context);
g_assert (window_win32->internal_win_id == hWnd);
/* g_assert (!wglGetCurrentContext ()
|| priv->gl_context == wglGetCurrentContext ());
*/
switch (uMsg) {
case WM_SIZE:
{
if (window->resize) {
@ -495,36 +388,32 @@ window_proc (HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
}
break;
}
case WM_PAINT:
{
if (window->draw) {
PAINTSTRUCT ps;
BeginPaint (hWnd, &ps);
window->draw (window->draw_data);
window_class->swap_buffers (window_win32);
// SwapBuffers (priv->device);
context_class->swap_buffers (context);
EndPaint (hWnd, &ps);
}
break;
}
case WM_CLOSE:
{
ShowWindowAsync (window_win32->internal_win_id, SW_HIDE);
GST_DEBUG ("WM_CLOSE\n");
GST_TRACE ("WM_CLOSE");
if (window->close)
window->close (window->close_data);
break;
}
case WM_GST_GL_WINDOW_QUIT:
{
HWND parent_id = 0;
GST_DEBUG ("WM_GST_GL_WINDOW_QUIT\n");
GST_TRACE ("WM_GST_GL_WINDOW_QUIT");
parent_id = window_win32->parent_win_id;
if (parent_id) {
@ -541,38 +430,22 @@ window_proc (HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
window_win32->is_closed = TRUE;
RemoveProp (hWnd, "gl_window");
window_class->activate (window_win32, FALSE);
window_class->destroy_context (window_win32);
/* if (!wglMakeCurrent (NULL, NULL))
GST_DEBUG ("failed to make current %" G_GUINTPTR_FORMAT ", %lud\n",
(guintptr) hWnd, GetLastError ());
if (priv->gl_context) {
if (!wglDeleteContext (priv->gl_context))
GST_DEBUG ("failed to destroy context %" G_GUINTPTR_FORMAT ", %lud\n",
(guintptr) priv->gl_context, GetLastError ());
}
*/
if (window_win32->internal_win_id) {
if (!DestroyWindow (window_win32->internal_win_id))
GST_DEBUG ("failed to destroy window %" G_GUINTPTR_FORMAT
", %lud\n", (guintptr) hWnd, GetLastError ());
GST_WARNING ("failed to destroy window %" G_GUINTPTR_FORMAT
", 0x%x", (guintptr) hWnd, (unsigned int) GetLastError ());
}
PostQuitMessage (0);
break;
}
case WM_CAPTURECHANGED:
{
GST_DEBUG ("WM_CAPTURECHANGED\n");
GST_DEBUG ("WM_CAPTURECHANGED");
if (window->draw)
window->draw (window->draw_data);
break;
}
case WM_GST_GL_WINDOW_CUSTOM:
{
if (!window_win32->is_closed) {
@ -581,10 +454,8 @@ window_proc (HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
}
break;
}
case WM_ERASEBKGND:
return TRUE;
default:
{
/* transmit messages to the parrent (ex: mouse/keyboard input) */
@ -595,9 +466,12 @@ window_proc (HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
}
}
gst_object_unref (context);
return 0;
} else
} else {
return DefWindowProc (hWnd, uMsg, wParam, lParam);
}
}
LRESULT FAR PASCAL

2
gst-libs/gst/gl/win32/gstglwindow_win32.h
View file

@ -77,6 +77,8 @@ GType gst_gl_window_win32_get_type (void);
GstGLWindowWin32 * gst_gl_window_win32_new (void);
gboolean gst_gl_window_win32_create_window (GstGLWindowWin32 * window_win32, GError ** error);
G_END_DECLS
#endif /* __GST_GL_WINDOW_WIN32_H__ */

229
gst-libs/gst/gl/win32/gstglwindow_win32_wgl.c
View file

@ -1,229 +0,0 @@
/*
* GStreamer
* Copyright (C) 2008 Julien Isorce <julien.isorce@gmail.com>
* Copyright (C) 2012 Matthew Waters <ystreet00@gmail.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#define GLIB_DISABLE_DEPRECATION_WARNINGS
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <gst/gst.h>
#include "../gstgl_fwd.h"
#include <gst/gl/gstglcontext.h>
#include "gstglwindow_win32_wgl.h"
#define GST_CAT_DEFAULT gst_gl_window_debug
#define gst_gl_window_win32_wgl_parent_class parent_class
G_DEFINE_TYPE (GstGLWindowWin32WGL, gst_gl_window_win32_wgl,
GST_GL_TYPE_WINDOW_WIN32);
static guintptr gst_gl_window_win32_wgl_get_gl_context (GstGLWindowWin32 *
window_win32);
static void gst_gl_window_win32_wgl_swap_buffers (GstGLWindowWin32 *
window_win32);
static gboolean gst_gl_window_win32_wgl_choose_format (GstGLWindowWin32 *
window_win32);
static gboolean gst_gl_window_win32_wgl_activate (GstGLWindowWin32 *
window_win32, gboolean activate);
static gboolean gst_gl_window_win32_wgl_create_context (GstGLWindowWin32 *
window_win32, GstGLAPI gl_api, guintptr external_gl_context,
GError ** error);
static void gst_gl_window_win32_wgl_destroy_context (GstGLWindowWin32 *
window_win32);
GstGLAPI gst_gl_window_win32_wgl_get_gl_api (GstGLWindow * window);
static gpointer gst_gl_window_win32_wgl_get_proc_address (GstGLWindow * window,
const gchar * name);
static void
gst_gl_window_win32_wgl_class_init (GstGLWindowWin32WGLClass * klass)
{
GstGLWindowClass *window_class = (GstGLWindowClass *) klass;
GstGLWindowWin32Class *window_win32_class = (GstGLWindowWin32Class *) klass;
window_win32_class->get_gl_context =
GST_DEBUG_FUNCPTR (gst_gl_window_win32_wgl_get_gl_context);
window_win32_class->choose_format =
GST_DEBUG_FUNCPTR (gst_gl_window_win32_wgl_choose_format);
window_win32_class->activate =
GST_DEBUG_FUNCPTR (gst_gl_window_win32_wgl_activate);
window_win32_class->create_context =
GST_DEBUG_FUNCPTR (gst_gl_window_win32_wgl_create_context);
window_win32_class->destroy_context =
GST_DEBUG_FUNCPTR (gst_gl_window_win32_wgl_destroy_context);
window_win32_class->swap_buffers =
GST_DEBUG_FUNCPTR (gst_gl_window_win32_wgl_swap_buffers);
window_class->get_proc_address =
GST_DEBUG_FUNCPTR (gst_gl_window_win32_wgl_get_proc_address);
window_class->get_gl_api =
GST_DEBUG_FUNCPTR (gst_gl_window_win32_wgl_get_gl_api);
}
static void
gst_gl_window_win32_wgl_init (GstGLWindowWin32WGL * window)
{
}
/* Must be called in the gl thread */
GstGLWindowWin32WGL *
gst_gl_window_win32_wgl_new (void)
{
GstGLWindowWin32WGL *window =
g_object_new (GST_GL_TYPE_WINDOW_WIN32_WGL, NULL);
return window;
}
static gboolean
gst_gl_window_win32_wgl_create_context (GstGLWindowWin32 * window_win32,
GstGLAPI gl_api, guintptr external_gl_context, GError ** error)
{
GstGLWindowWin32WGL *window_wgl;
window_wgl = GST_GL_WINDOW_WIN32_WGL (window_win32);
window_wgl->wgl_context = wglCreateContext (window_win32->device);
if (window_wgl->wgl_context)
GST_DEBUG ("gl context created: %" G_GUINTPTR_FORMAT,
(guintptr) window_wgl->wgl_context);
else {
g_set_error (error, GST_GL_WINDOW_ERROR, GST_GL_WINDOW_ERROR_CREATE_CONTEXT,
"failed to create glcontext:%lu", GetLastError ());
goto failure;
}
g_assert (window_wgl->wgl_context);
GST_LOG ("gl context id: %" G_GUINTPTR_FORMAT,
(guintptr) window_wgl->wgl_context);
return TRUE;
failure:
return FALSE;
}
static void
gst_gl_window_win32_wgl_destroy_context (GstGLWindowWin32 * window_win32)
{
GstGLWindowWin32WGL *window_wgl;
window_wgl = GST_GL_WINDOW_WIN32_WGL (window_win32);
if (window_wgl->wgl_context)
wglDeleteContext (window_wgl->wgl_context);
window_wgl->wgl_context = NULL;
}
static gboolean
gst_gl_window_win32_wgl_choose_format (GstGLWindowWin32 * window_win32)
{
PIXELFORMATDESCRIPTOR pfd;
gint pixelformat = 0;
gboolean res = FALSE;
pfd.nSize = sizeof (PIXELFORMATDESCRIPTOR);
pfd.nVersion = 1;
pfd.dwFlags = PFD_DRAW_TO_WINDOW | PFD_SUPPORT_OPENGL | PFD_DOUBLEBUFFER;
pfd.iPixelType = PFD_TYPE_RGBA;
pfd.cColorBits = 24;
pfd.cRedBits = 8;
pfd.cRedShift = 0;
pfd.cGreenBits = 8;
pfd.cGreenShift = 0;
pfd.cBlueBits = 8;
pfd.cBlueShift = 0;
pfd.cAlphaBits = 0;
pfd.cAlphaShift = 0;
pfd.cAccumBits = 0;
pfd.cAccumRedBits = 0;
pfd.cAccumGreenBits = 0;
pfd.cAccumBlueBits = 0;
pfd.cAccumAlphaBits = 0;
pfd.cDepthBits = 24;
pfd.cStencilBits = 8;
pfd.cAuxBuffers = 0;
pfd.iLayerType = PFD_MAIN_PLANE;
pfd.bReserved = 0;
pfd.dwLayerMask = 0;
pfd.dwVisibleMask = 0;
pfd.dwDamageMask = 0;
pfd.cColorBits = (BYTE) GetDeviceCaps (window_win32->device, BITSPIXEL);
pixelformat = ChoosePixelFormat (window_win32->device, &pfd);
g_return_val_if_fail (pixelformat, FALSE);
res = SetPixelFormat (window_win32->device, pixelformat, &pfd);
return res;
}
static void
gst_gl_window_win32_wgl_swap_buffers (GstGLWindowWin32 * window_win32)
{
SwapBuffers (window_win32->device);
}
static guintptr
gst_gl_window_win32_wgl_get_gl_context (GstGLWindowWin32 * window_win32)
{
return (guintptr) GST_GL_WINDOW_WIN32_WGL (window_win32)->wgl_context;
}
static gboolean
gst_gl_window_win32_wgl_activate (GstGLWindowWin32 * window_win32,
gboolean activate)
{
gboolean result;
if (activate) {
result = wglMakeCurrent (window_win32->device,
GST_GL_WINDOW_WIN32_WGL (window_win32)->wgl_context);
} else {
result = wglMakeCurrent (NULL, NULL);
}
return result;
}
GstGLAPI
gst_gl_window_win32_wgl_get_gl_api (GstGLWindow * window)
{
return GST_GL_API_OPENGL;
}
static gpointer
gst_gl_window_win32_wgl_get_proc_address (GstGLWindow * window,
const gchar * name)
{
GstGLContext *context;
gpointer result;
if (!(result = wglGetProcAddress ((LPCSTR) name))) {
result = gst_gl_context_default_get_proc_address (context, name);
}
return result;
}

62
gst-libs/gst/gl/win32/gstglwindow_win32_wgl.h
View file

@ -1,62 +0,0 @@
/*
* GStreamer
* Copyright (C) 2012 Matthew Waters <ystreet00@gmail.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef __GST_GL_WINDOW_WIN32_WGL_H__
#define __GST_GL_WINDOW_WIN32_WGL_H__
#include "gstglwindow_win32.h"
G_BEGIN_DECLS
#define GST_GL_TYPE_WINDOW_WIN32_WGL (gst_gl_window_win32_wgl_get_type())
#define GST_GL_WINDOW_WIN32_WGL(o) (G_TYPE_CHECK_INSTANCE_CAST((o), GST_GL_TYPE_WINDOW_WIN32_WGL, GstGLWindowWin32WGL))
#define GST_GL_WINDOW_WIN32_WGL_CLASS(k) (G_TYPE_CHECK_CLASS((k), GST_GL_TYPE_WINDOW_WIN32_WGL, GstGLWindowWin32WGLClass))
#define GST_GL_IS_WINDOW_WIN32_WGL(o) (G_TYPE_CHECK_INSTANCE_TYPE((o), GST_GL_TYPE_WINDOW_WIN32_WGL))
#define GST_GL_IS_WINDOW_WIN32_WGL_CLASS(k) (G_TYPE_CHECK_CLASS_TYPE((k), GST_GL_TYPE_WINDOW_WIN32_WGL))
#define GST_GL_WINDOW_WIN32_WGL_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS((o), GST_GL_TYPE_WINDOW_WIN32_WGL, GstGLWindowWin32WGLClass))
typedef struct _GstGLWindowWin32WGL GstGLWindowWin32WGL;
typedef struct _GstGLWindowWin32WGLClass GstGLWindowWin32WGLClass;
struct _GstGLWindowWin32WGL {
/*< private >*/
GstGLWindowWin32 parent;
HGLRC wgl_context;
HGLRC external_gl_context;
gpointer _reserved[GST_PADDING];
};
struct _GstGLWindowWin32WGLClass {
/*< private >*/
GstGLWindowWin32Class parent_class;
/*< private >*/
gpointer _reserved[GST_PADDING];
};
GType gst_gl_window_win32_wgl_get_type (void);
GstGLWindowWin32WGL * gst_gl_window_win32_wgl_new (void);
G_END_DECLS
#endif /* __GST_GL_WINDOW_X11_H__ */

13
gst-libs/gst/gl/x11/Makefile.am
View file

@ -11,14 +11,15 @@ noinst_HEADERS = \
x11_event_source.h
if USE_GLX
libgstgl_x11_la_SOURCES += gstglwindow_x11_glx.c
noinst_HEADERS += gstglwindow_x11_glx.h
endif
if USE_EGL
libgstgl_x11_la_SOURCES += gstglwindow_x11_egl.c
noinst_HEADERS += gstglwindow_x11_egl.h
libgstgl_x11_la_SOURCES += gstglcontext_glx.c
noinst_HEADERS += gstglcontext_glx.h
endif
#if USE_EGL
#libgstgl_x11_la_SOURCES += gstglwindow_x11_egl.c
#noinst_HEADERS += gstglwindow_x11_egl.h
#endif
libgstgl_x11_la_CFLAGS = \
-I$(top_srcdir)/gst-libs \
$(GL_CFLAGS) \

396
gst-libs/gst/gl/x11/gstglcontext_glx.c Normal file
View file

@ -0,0 +1,396 @@
/*
* GStreamer
* Copyright (C) 2008 Julien Isorce <julien.isorce@gmail.com>
* Copyright (C) 2012 Matthew Waters <ystreet00@gmail.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#define GLIB_DISABLE_DEPRECATION_WARNINGS
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <gst/gst.h>
#include "../gstgl_fwd.h"
#include <gst/gl/gstglcontext.h>
#include <gst/gl/gl.h>
#include "gstglcontext_glx.h"
#define GST_CAT_DEFAULT gst_gl_window_debug
#define gst_gl_context_glx_parent_class parent_class
G_DEFINE_TYPE (GstGLContextGLX, gst_gl_context_glx, GST_GL_TYPE_CONTEXT);
#define GST_GL_CONTEXT_GLX_GET_PRIVATE(o) \
(G_TYPE_INSTANCE_GET_PRIVATE((o), GST_GL_TYPE_CONTEXT_GLX, GstGLContextGLXPrivate))
static guintptr gst_gl_context_glx_get_gl_context (GstGLContext * context);
static void gst_gl_context_glx_swap_buffers (GstGLContext * context);
static gboolean gst_gl_context_glx_activate (GstGLContext * context,
gboolean activate);
static gboolean gst_gl_context_glx_create_context (GstGLContext *
context, GstGLAPI gl_api, guintptr external_gl_context, GError ** error);
static void gst_gl_context_glx_destroy_context (GstGLContext * context);
static gboolean gst_gl_context_glx_choose_format (GstGLContext *
context, GError ** error);
GstGLAPI gst_gl_context_glx_get_gl_api (GstGLContext * context);
static gpointer gst_gl_context_glx_get_proc_address (GstGLContext * context,
const gchar * name);
struct _GstGLContextGLXPrivate
{
int glx_major;
int glx_minor;
GstGLAPI context_api;
GLXFBConfig *fbconfigs;
GLXContext (*glXCreateContextAttribsARB) (Display *, GLXFBConfig,
GLXContext, Bool, const int *);
};
static void
gst_gl_context_glx_class_init (GstGLContextGLXClass * klass)
{
GstGLContextClass *context_class = (GstGLContextClass *) klass;
g_type_class_add_private (klass, sizeof (GstGLContextGLXPrivate));
context_class->get_gl_context =
GST_DEBUG_FUNCPTR (gst_gl_context_glx_get_gl_context);
context_class->activate = GST_DEBUG_FUNCPTR (gst_gl_context_glx_activate);
context_class->create_context =
GST_DEBUG_FUNCPTR (gst_gl_context_glx_create_context);
context_class->destroy_context =
GST_DEBUG_FUNCPTR (gst_gl_context_glx_destroy_context);
context_class->choose_format =
GST_DEBUG_FUNCPTR (gst_gl_context_glx_choose_format);
context_class->swap_buffers =
GST_DEBUG_FUNCPTR (gst_gl_context_glx_swap_buffers);
context_class->get_gl_api = GST_DEBUG_FUNCPTR (gst_gl_context_glx_get_gl_api);
context_class->get_proc_address =
GST_DEBUG_FUNCPTR (gst_gl_context_glx_get_proc_address);
}
static void
gst_gl_context_glx_init (GstGLContextGLX * context)
{
context->priv = GST_GL_CONTEXT_GLX_GET_PRIVATE (context);
}
GstGLContextGLX *
gst_gl_context_glx_new (void)
{
GstGLContextGLX *window = g_object_new (GST_GL_TYPE_CONTEXT_GLX, NULL);
return window;
}
static inline void
_describe_fbconfig (Display * display, GLXFBConfig config)
{
int val;
glXGetFBConfigAttrib (display, config, GLX_FBCONFIG_ID, &val);
GST_DEBUG ("ID: %d", val);
glXGetFBConfigAttrib (display, config, GLX_DOUBLEBUFFER, &val);
GST_DEBUG ("double buffering: %d", val);
glXGetFBConfigAttrib (display, config, GLX_RED_SIZE, &val);
GST_DEBUG ("red: %d", val);
glXGetFBConfigAttrib (display, config, GLX_GREEN_SIZE, &val);
GST_DEBUG ("green: %d", val);
glXGetFBConfigAttrib (display, config, GLX_BLUE_SIZE, &val);
GST_DEBUG ("blue: %d", val);
glXGetFBConfigAttrib (display, config, GLX_ALPHA_SIZE, &val);
GST_DEBUG ("alpha: %d", val);
glXGetFBConfigAttrib (display, config, GLX_DEPTH_SIZE, &val);
GST_DEBUG ("depth: %d", val);
glXGetFBConfigAttrib (display, config, GLX_STENCIL_SIZE, &val);
GST_DEBUG ("stencil: %d", val);
}
static gboolean
gst_gl_context_glx_create_context (GstGLContext * context,
GstGLAPI gl_api, guintptr external_gl_context, GError ** error)
{
GstGLContextGLX *context_glx;
GstGLWindow *window;
GstGLWindowX11 *window_x11;
gboolean create_context;
const char *glx_exts;
int x_error;
Display *device;
context_glx = GST_GL_CONTEXT_GLX (context);
window = gst_gl_context_get_window (context);
window_x11 = GST_GL_WINDOW_X11 (window);
device = (Display *) gst_gl_window_get_display (window);
glx_exts = glXQueryExtensionsString (device, DefaultScreen (device));
create_context = gst_gl_check_extension ("GLX_ARB_create_context", glx_exts);
context_glx->priv->glXCreateContextAttribsARB =
(gpointer) glXGetProcAddressARB ((const GLubyte *)
"glXCreateContextAttribsARB");
if (create_context && context_glx->priv->glXCreateContextAttribsARB) {
int context_attribs_3[] = {
GLX_CONTEXT_MAJOR_VERSION_ARB, 3,
GLX_CONTEXT_MINOR_VERSION_ARB, 0,
//GLX_CONTEXT_FLAGS_ARB , GLX_CONTEXT_FORWARD_COMPATIBLE_BIT_ARB,
None
};
int context_attribs_pre_3[] = {
GLX_CONTEXT_MAJOR_VERSION_ARB, 1,
GLX_CONTEXT_MINOR_VERSION_ARB, 4,
None
};
gst_gl_window_x11_trap_x_errors ();
context_glx->glx_context =
context_glx->priv->glXCreateContextAttribsARB (device,
context_glx->priv->fbconfigs[0], (GLXContext) external_gl_context, True,
context_attribs_3);
x_error = gst_gl_window_x11_untrap_x_errors ();
context_glx->priv->context_api = GST_GL_API_OPENGL3 | GST_GL_API_OPENGL;
if (!context_glx->glx_context || x_error != 0) {
GST_DEBUG ("Failed to create an Opengl 3 context. trying a legacy one");
gst_gl_window_x11_trap_x_errors ();
context_glx->glx_context =
context_glx->priv->glXCreateContextAttribsARB (device,
context_glx->priv->fbconfigs[0], (GLXContext) external_gl_context,
True, context_attribs_pre_3);
x_error = gst_gl_window_x11_untrap_x_errors ();
if (x_error != 0)
context_glx->glx_context = NULL;
context_glx->priv->context_api = GST_GL_API_OPENGL;
}
} else {
context_glx->glx_context =
glXCreateContext (device, window_x11->visual_info,
(GLXContext) external_gl_context, TRUE);
context_glx->priv->context_api = GST_GL_API_OPENGL;
}
if (context_glx->priv->fbconfigs)
XFree (context_glx->priv->fbconfigs);
if (!context_glx->glx_context) {
g_set_error (error, GST_GL_WINDOW_ERROR, GST_GL_WINDOW_ERROR_CREATE_CONTEXT,
"Failed to create opengl context");
goto failure;
}
GST_LOG ("gl context id: %ld", (gulong) context_glx->glx_context);
gst_object_unref (window);
return TRUE;
failure:
if (window)
gst_object_unref (window);
return FALSE;
}
static void
gst_gl_context_glx_destroy_context (GstGLContext * context)
{
GstGLWindow *window;
GstGLContextGLX *context_glx;
Display *device;
context_glx = GST_GL_CONTEXT_GLX (context);
window = gst_gl_context_get_window (context);
device = (Display *) gst_gl_window_get_display (window);
glXDestroyContext (device, context_glx->glx_context);
context_glx->glx_context = 0;
gst_object_unref (window);
}
static gboolean
gst_gl_context_glx_choose_format (GstGLContext * context, GError ** error)
{
GstGLContextGLX *context_glx;
GstGLWindow *window;
GstGLWindowX11 *window_x11;
gint error_base;
gint event_base;
Display *device;
context_glx = GST_GL_CONTEXT_GLX (context);
window = gst_gl_context_get_window (context);
window_x11 = GST_GL_WINDOW_X11 (window);
device = (Display *) gst_gl_window_get_display (window);
if (!glXQueryExtension (device, &error_base, &event_base)) {
g_set_error (error, GST_GL_WINDOW_ERROR,
GST_GL_WINDOW_ERROR_RESOURCE_UNAVAILABLE, "No GLX extension");
goto failure;
}
if (!glXQueryVersion (device, &context_glx->priv->glx_major,
&context_glx->priv->glx_minor)) {
g_set_error (error, GST_GL_WINDOW_ERROR, GST_GL_WINDOW_ERROR_CREATE_CONTEXT,
"Failed to query GLX version (glXQueryVersion failed)");
goto failure;
}
GST_INFO ("GLX Version: %d.%d", context_glx->priv->glx_major,
context_glx->priv->glx_minor);
/* legacy case */
if (context_glx->priv->glx_major < 1 || (context_glx->priv->glx_major == 1
&& context_glx->priv->glx_minor < 3)) {
gint attribs[] = {
GLX_RGBA,
GLX_RED_SIZE, 1,
GLX_GREEN_SIZE, 1,
GLX_BLUE_SIZE, 1,
GLX_DEPTH_SIZE, 16,
GLX_DOUBLEBUFFER,
None
};
window_x11->visual_info = glXChooseVisual (device,
window_x11->screen_num, attribs);
if (!window_x11->visual_info) {
g_set_error (error, GST_GL_WINDOW_ERROR, GST_GL_WINDOW_ERROR_WRONG_CONFIG,
"Bad attributes in glXChooseVisual");
goto failure;
}
} else {
gint attribs[] = {
GLX_RENDER_TYPE, GLX_RGBA_BIT,
GLX_RED_SIZE, 1,
GLX_GREEN_SIZE, 1,
GLX_BLUE_SIZE, 1,
GLX_DEPTH_SIZE, 16,
GLX_DOUBLEBUFFER, True,
None
};
int fbcount;
context_glx->priv->fbconfigs = glXChooseFBConfig (device,
DefaultScreen (device), attribs, &fbcount);
if (!context_glx->priv->fbconfigs) {
g_set_error (error, GST_GL_WINDOW_ERROR, GST_GL_WINDOW_ERROR_WRONG_CONFIG,
"Could not find any FBConfig's to use (check attributes?)");
goto failure;
}
_describe_fbconfig (device, context_glx->priv->fbconfigs[0]);
window_x11->visual_info = glXGetVisualFromFBConfig (device,
context_glx->priv->fbconfigs[0]);
if (!window_x11->visual_info) {
g_set_error (error, GST_GL_WINDOW_ERROR, GST_GL_WINDOW_ERROR_WRONG_CONFIG,
"Bad attributes in FBConfig");
goto failure;
}
}
gst_gl_window_x11_create_window ((GstGLWindowX11 *) window);
gst_object_unref (window);
return TRUE;
failure:
if (window)
gst_object_unref (window);
return FALSE;
}
static void
gst_gl_context_glx_swap_buffers (GstGLContext * context)
{
GstGLWindow *window = gst_gl_context_get_window (context);
Display *device = (Display *) gst_gl_window_get_display (window);
Window window_handle = (Window) gst_gl_window_get_window_handle (window);
glXSwapBuffers (device, window_handle);
gst_object_unref (window);
}
static guintptr
gst_gl_context_glx_get_gl_context (GstGLContext * context)
{
return (guintptr) GST_GL_CONTEXT_GLX (context)->glx_context;
}
static gboolean
gst_gl_context_glx_activate (GstGLContext * context, gboolean activate)
{
GstGLWindow *window = gst_gl_context_get_window (context);
Display *device = (Display *) gst_gl_window_get_display (window);
Window window_handle = (Window) gst_gl_window_get_window_handle (window);
gboolean result;
if (activate) {
result = glXMakeCurrent (device, window_handle,
GST_GL_CONTEXT_GLX (context)->glx_context);
} else {
result = glXMakeCurrent (device, None, NULL);
}
gst_object_unref (window);
return result;
}
GstGLAPI
gst_gl_context_glx_get_gl_api (GstGLContext * context)
{
GstGLContextGLX *context_glx;
context_glx = GST_GL_CONTEXT_GLX (context);
return context_glx->priv->context_api;
}
static gpointer
gst_gl_context_glx_get_proc_address (GstGLContext * context, const gchar * name)
{
gpointer result;
if (!(result = glXGetProcAddressARB ((const GLubyte *) name))) {
result = gst_gl_context_default_get_proc_address (context, name);
}
return result;
}

66
gst-libs/gst/gl/x11/gstglcontext_glx.h Normal file
View file

@ -0,0 +1,66 @@
/*
* GStreamer
* Copyright (C) 2012 Matthew Waters <ystreet00@gmail.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef __GST_GL_CONTEXT_GLX_H__
#define __GST_GL_CONTEXT_GLX_H__
#include "gstglwindow_x11.h"
#include <GL/glx.h>
G_BEGIN_DECLS
#define GST_GL_TYPE_CONTEXT_GLX (gst_gl_context_glx_get_type())
#define GST_GL_CONTEXT_GLX(o) (G_TYPE_CHECK_INSTANCE_CAST((o), GST_GL_TYPE_CONTEXT_GLX, GstGLContextGLX))
#define GST_GL_CONTEXT_GLX_CLASS(k) (G_TYPE_CHECK_CLASS((k), GST_GL_TYPE_CONTEXT_GLX, GstGLContextGLXClass))
#define GST_GL_IS_CONTEXT_GLX(o) (G_TYPE_CHECK_INSTANCE_TYPE((o), GST_GL_TYPE_CONTEXT_GLX))
#define GST_GL_IS_CONTEXT_GLX_CLASS(k) (G_TYPE_CHECK_CLASS_TYPE((k), GST_GL_TYPE_CONTEXT_GLX))
#define GST_GL_CONTEXT_GLX_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS((o), GST_GL_TYPE_CONTEXT_GLX, GstGLContextGLX_Class))
typedef struct _GstGLContextGLX GstGLContextGLX;
typedef struct _GstGLContextGLXClass GstGLContextGLXClass;
typedef struct _GstGLContextGLXPrivate GstGLContextGLXPrivate;
struct _GstGLContextGLX {
/*< private >*/
GstGLContext parent;
GLXContext glx_context;
GstGLContextGLXPrivate *priv;
gpointer _reserved[GST_PADDING];
};
struct _GstGLContextGLXClass {
/*< private >*/
GstGLContextClass parent_class;
/*< private >*/
gpointer _reserved[GST_PADDING];
};
GType gst_gl_context_glx_get_type (void);
GstGLContextGLX * gst_gl_context_glx_new (void);
G_END_DECLS
#endif /* __GST_GL_CONTEXT_H__ */

173
gst-libs/gst/gl/x11/gstglwindow_x11.c
View file

@ -31,20 +31,13 @@
#include "x11_event_source.h"
#include "gstglwindow_x11.h"
#if GST_GL_HAVE_PLATFORM_GLX
# include "gstglwindow_x11_glx.h"
#endif
#if GST_GL_HAVE_PLATFORM_EGL
# include "gstglwindow_x11_egl.h"
#endif
#define GST_GL_WINDOW_X11_GET_PRIVATE(o) \
(G_TYPE_INSTANCE_GET_PRIVATE((o), GST_GL_TYPE_WINDOW_X11, GstGLWindowX11Private))
#define GST_CAT_DEFAULT gst_gl_window_debug
#define gst_gl_window_x11_parent_class parent_class
G_DEFINE_ABSTRACT_TYPE (GstGLWindowX11, gst_gl_window_x11, GST_GL_TYPE_WINDOW);
G_DEFINE_TYPE (GstGLWindowX11, gst_gl_window_x11, GST_GL_TYPE_WINDOW);
/* X error trap */
static int TrappedErrorCode = 0;
@ -62,10 +55,12 @@ struct _GstGLWindowX11Private
gboolean activate_result;
};
guintptr gst_gl_window_x11_get_display (GstGLWindow * window);
guintptr gst_gl_window_x11_get_gl_context (GstGLWindow * window);
gboolean gst_gl_window_x11_activate (GstGLWindow * window, gboolean activate);
void gst_gl_window_x11_set_window_handle (GstGLWindow * window,
guintptr handle);
guintptr gst_gl_window_x11_get_window_handle (GstGLWindow * window);
void gst_gl_window_x11_draw_unlocked (GstGLWindow * window, guint width,
guint height);
void gst_gl_window_x11_draw (GstGLWindow * window, guint width, guint height);
@ -78,8 +73,6 @@ gboolean gst_gl_window_x11_create_context (GstGLWindow * window,
gboolean gst_gl_window_x11_open (GstGLWindow * window, GError ** error);
void gst_gl_window_x11_close (GstGLWindow * window);
static gboolean gst_gl_window_x11_create_window (GstGLWindowX11 * window_x11);
static void
gst_gl_window_x11_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec)
@ -150,13 +143,11 @@ gst_gl_window_x11_class_init (GstGLWindowX11Class * klass)
g_param_spec_string ("display", "Display", "X Display name", NULL,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
window_class->create_context =
GST_DEBUG_FUNCPTR (gst_gl_window_x11_create_context);
window_class->get_gl_context =
GST_DEBUG_FUNCPTR (gst_gl_window_x11_get_gl_context);
window_class->activate = GST_DEBUG_FUNCPTR (gst_gl_window_x11_activate);
window_class->get_display = GST_DEBUG_FUNCPTR (gst_gl_window_x11_get_display);
window_class->set_window_handle =
GST_DEBUG_FUNCPTR (gst_gl_window_x11_set_window_handle);
window_class->get_window_handle =
GST_DEBUG_FUNCPTR (gst_gl_window_x11_get_window_handle);
window_class->draw_unlocked =
GST_DEBUG_FUNCPTR (gst_gl_window_x11_draw_unlocked);
window_class->draw = GST_DEBUG_FUNCPTR (gst_gl_window_x11_draw);
@ -181,26 +172,10 @@ GstGLWindowX11 *
gst_gl_window_x11_new (void)
{
GstGLWindowX11 *window = NULL;
const gchar *user_choice;
user_choice = g_getenv ("GST_GL_PLATFORM");
window = g_object_new (GST_GL_TYPE_WINDOW_X11, NULL);
GST_INFO ("Attempting to create x11 window, user platform choice:%s",
user_choice ? user_choice : "(null)");
#if GST_GL_HAVE_PLATFORM_GLX
if (!window && (!user_choice || g_strstr_len (user_choice, 3, "glx") != NULL))
window = GST_GL_WINDOW_X11 (gst_gl_window_x11_glx_new ());
#endif /* GST_GL_HAVE_PLATFORM_GLX */
#ifdef GST_GL_HAVE_PLATFORM_EGL
if (!window && (!user_choice || g_strstr_len (user_choice, 3, "egl") != NULL))
window = GST_GL_WINDOW_X11 (gst_gl_window_x11_egl_new ());
#endif /* GST_GL_HAVE_PLATFORM_EGL */
if (!window) {
GST_WARNING ("Failed to create x11 window, user_choice:%s",
user_choice ? user_choice : "NULL");
return NULL;
}
gst_gl_window_set_need_lock (GST_GL_WINDOW (window), FALSE);
return window;
}
@ -228,27 +203,6 @@ gst_gl_window_x11_open (GstGLWindow * window, GError ** error)
GST_LOG ("gl display sender: %ld", (gulong) window_x11->disp_send);
return TRUE;
failure:
return FALSE;
}
gboolean
gst_gl_window_x11_create_context (GstGLWindow * window,
GstGLAPI gl_api, guintptr external_gl_context, GError ** error)
{
GstGLWindowX11 *window_x11 = GST_GL_WINDOW_X11 (window);
GstGLWindowX11Class *window_class = GST_GL_WINDOW_X11_GET_CLASS (window_x11);
setlocale (LC_NUMERIC, "C");
gst_gl_window_set_need_lock (GST_GL_WINDOW (window_x11), FALSE);
window_x11->running = TRUE;
window_x11->visible = FALSE;
window_x11->allow_extra_expose_events = TRUE;
g_assert (window_x11->device);
window_x11->screen = DefaultScreenOfDisplay (window_x11->device);
@ -273,6 +227,28 @@ gst_gl_window_x11_create_context (GstGLWindow * window,
g_source_attach (window_x11->x11_source, window_x11->main_context);
window_x11->allow_extra_expose_events = TRUE;
return TRUE;
failure:
return FALSE;
}
gboolean
gst_gl_window_x11_create_context (GstGLWindow * window,
GstGLAPI gl_api, guintptr external_gl_context, GError ** error)
{
GstGLWindowX11 *window_x11 = GST_GL_WINDOW_X11 (window);
GstGLWindowX11Class *window_class = GST_GL_WINDOW_X11_GET_CLASS (window_x11);
setlocale (LC_NUMERIC, "C");
gst_gl_window_set_need_lock (GST_GL_WINDOW (window_x11), FALSE);
window_x11->running = TRUE;
window_x11->visible = FALSE;
if (!window_class->choose_format (window_x11, error)) {
goto failure;
}
@ -296,7 +272,7 @@ failure:
return FALSE;
}
static gboolean
gboolean
gst_gl_window_x11_create_window (GstGLWindowX11 * window_x11)
{
XSetWindowAttributes win_attr;
@ -373,9 +349,7 @@ void
gst_gl_window_x11_close (GstGLWindow * window)
{
GstGLWindowX11 *window_x11 = GST_GL_WINDOW_X11 (window);
GstGLWindowX11Class *window_class = GST_GL_WINDOW_X11_GET_CLASS (window_x11);
XEvent event;
Bool ret = TRUE;
GST_GL_WINDOW_LOCK (window_x11);
@ -383,11 +357,6 @@ gst_gl_window_x11_close (GstGLWindow * window)
if (window_x11->internal_win_id)
XUnmapWindow (window_x11->device, window_x11->internal_win_id);
ret = window_class->activate (window_x11, FALSE);
if (!ret)
GST_DEBUG ("failed to release opengl context");
window_class->destroy_context (window_x11);
XFree (window_x11->visual_info);
if (window_x11->internal_win_id) {
@ -482,7 +451,7 @@ gst_gl_window_x11_set_window_handle (GstGLWindow * window, guintptr id)
window_x11->parent_win = (Window) id;
if (window_x11->running) {
if (g_main_loop_is_running (window_x11->loop)) {
GST_LOG ("set parent window id: %lud", id);
g_mutex_lock (&window_x11->disp_send_lock);
@ -499,6 +468,16 @@ gst_gl_window_x11_set_window_handle (GstGLWindow * window, guintptr id)
}
}
guintptr
gst_gl_window_x11_get_window_handle (GstGLWindow * window)
{
GstGLWindowX11 *window_x11;
window_x11 = GST_GL_WINDOW_X11 (window);
return window_x11->internal_win_id;
}
/* Called in the gl thread */
void
gst_gl_window_x11_draw_unlocked (GstGLWindow * window, guint width,
@ -508,7 +487,8 @@ gst_gl_window_x11_draw_unlocked (GstGLWindow * window, guint width,
window_x11 = GST_GL_WINDOW_X11 (window);
if (window_x11->running && window_x11->allow_extra_expose_events) {
if (g_main_loop_is_running (window_x11->loop)
&& window_x11->allow_extra_expose_events) {
XEvent event;
XWindowAttributes attr;
@ -539,7 +519,7 @@ gst_gl_window_x11_draw (GstGLWindow * window, guint width, guint height)
window_x11 = GST_GL_WINDOW_X11 (window);
if (window_x11->running) {
if (g_main_loop_is_running (window_x11->loop)) {
XEvent event;
XWindowAttributes attr;
@ -634,26 +614,63 @@ gst_gl_window_x11_run (GstGLWindow * window)
g_main_loop_run (window_x11->loop);
}
inline gchar *
event_type_to_string (guint type)
{
switch (type) {
case CreateNotify:
return "CreateNotify";
case ConfigureNotify:
return "ConfigureNotify";
case DestroyNotify:
return "DestroyNotify";
case MapNotify:
return "MapNotify";
case UnmapNotify:
return "UnmapNotify";
case Expose:
return "Expose";
case VisibilityNotify:
return "VisibilityNotify";
case PropertyNotify:
return "PropertyNotify";
case SelectionClear:
return "SelectionClear";
case SelectionNotify:
return "SelectionNotify";
case SelectionRequest:
return "SelectionRequest";
case ClientMessage:
return "ClientMessage";
default:
return "unknown";
}
}
gboolean
gst_gl_window_x11_handle_event (GstGLWindowX11 * window_x11)
{
GstGLContext *context;
GstGLContextClass *context_class;
GstGLWindow *window;
GstGLWindowX11Class *window_class;
gboolean ret = TRUE;
window = GST_GL_WINDOW (window_x11);
window_class = GST_GL_WINDOW_X11_GET_CLASS (window_x11);
context = gst_gl_window_get_context (window);
context_class = GST_GL_CONTEXT_GET_CLASS (context);
if (window_x11->running && XPending (window_x11->device)) {
if (g_main_loop_is_running (window_x11->loop)
&& XPending (window_x11->device)) {
XEvent event;
/* XSendEvent (which are called in other threads) are done from another display structure */
XNextEvent (window_x11->device, &event);
// use in generic/cube and other related uses
window_x11->allow_extra_expose_events = XPending (window_x11->device) <= 2;
GST_LOG ("got event %s", event_type_to_string (event.type));
switch (event.type) {
case ClientMessage:
{
@ -690,7 +707,7 @@ gst_gl_window_x11_handle_event (GstGLWindowX11 * window_x11)
case Expose:
if (window->draw) {
window->draw (window->draw_data);
window_class->swap_buffers (window_x11);
context_class->swap_buffers (context);
}
break;
@ -719,12 +736,14 @@ gst_gl_window_x11_handle_event (GstGLWindowX11 * window_x11)
}
default:
GST_DEBUG ("unknown XEvent type: %ud", event.type);
GST_DEBUG ("unknown XEvent type: %u", event.type);
break;
} // switch
} // while running
gst_object_unref (context);
return ret;
}
@ -752,7 +771,7 @@ gst_gl_window_x11_send_message (GstGLWindow * window, GstGLWindowCB callback,
window_x11 = GST_GL_WINDOW_X11 (window);
if (window_x11->running) {
if (g_main_loop_is_running (window_x11->loop)) {
GstGLMessage message;
message.window = window;
@ -807,3 +826,13 @@ gst_gl_window_x11_untrap_x_errors (void)
return TrappedErrorCode;
}
guintptr
gst_gl_window_x11_get_display (GstGLWindow * window)
{
GstGLWindowX11 *window_x11;
window_x11 = GST_GL_WINDOW_X11 (window);
return (guintptr) window_x11->device;
}

2
gst-libs/gst/gl/x11/gstglwindow_x11.h
View file

@ -103,6 +103,8 @@ GstGLWindowX11 * gst_gl_window_x11_new (void);
void gst_gl_window_x11_trap_x_errors (void);
gint gst_gl_window_x11_untrap_x_errors (void);
gboolean gst_gl_window_x11_create_window (GstGLWindowX11 * window_x11);
G_END_DECLS
#endif /* __GST_GL_WINDOW_X11_H__ */

203
gst-libs/gst/gl/x11/gstglwindow_x11_egl.c
View file

@ -1,203 +0,0 @@
/*
* GStreamer
* Copyright (C) 2008 Julien Isorce <julien.isorce@gmail.com>
* Copyright (C) 2012 Matthew Waters <ystreet00@gmail.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#define GLIB_DISABLE_DEPRECATION_WARNINGS
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "../gstgl_fwd.h"
#include <gst/gl/gstglcontext.h>
#include "gstglwindow_x11_egl.h"
const gchar *X11EGLErrorString ();
#define GST_CAT_DEFAULT gst_gl_window_debug
#define gst_gl_window_x11_egl_parent_class parent_class
G_DEFINE_TYPE (GstGLWindowX11EGL, gst_gl_window_x11_egl,
GST_GL_TYPE_WINDOW_X11);
static guintptr gst_gl_window_x11_egl_get_gl_context (GstGLWindowX11 *
window_x11);
static void gst_gl_window_x11_egl_swap_buffers (GstGLWindowX11 * window_x11);
static gboolean gst_gl_window_x11_egl_activate (GstGLWindowX11 * window_x11,
gboolean activate);
static gboolean gst_gl_window_x11_egl_create_context (GstGLWindowX11 *
window_x11, GstGLAPI gl_api, guintptr external_gl_context, GError ** error);
static void gst_gl_window_x11_egl_destroy_context (GstGLWindowX11 * window_x11);
static gboolean gst_gl_window_x11_egl_choose_format (GstGLWindowX11 *
window_x11, GError ** error);
GstGLAPI gst_gl_window_x11_egl_get_gl_api (GstGLWindow * window);
static gpointer gst_gl_window_x11_egl_get_proc_address (GstGLWindow * window,
const gchar * name);
static void
gst_gl_window_x11_egl_class_init (GstGLWindowX11EGLClass * klass)
{
GstGLWindowClass *window_class = (GstGLWindowClass *) klass;
GstGLWindowX11Class *window_x11_class = (GstGLWindowX11Class *) klass;
window_x11_class->get_gl_context =
GST_DEBUG_FUNCPTR (gst_gl_window_x11_egl_get_gl_context);
window_x11_class->activate =
GST_DEBUG_FUNCPTR (gst_gl_window_x11_egl_activate);
window_x11_class->create_context =
GST_DEBUG_FUNCPTR (gst_gl_window_x11_egl_create_context);
window_x11_class->destroy_context =
GST_DEBUG_FUNCPTR (gst_gl_window_x11_egl_destroy_context);
window_x11_class->choose_format =
GST_DEBUG_FUNCPTR (gst_gl_window_x11_egl_choose_format);
window_x11_class->swap_buffers =
GST_DEBUG_FUNCPTR (gst_gl_window_x11_egl_swap_buffers);
window_class->get_gl_api =
GST_DEBUG_FUNCPTR (gst_gl_window_x11_egl_get_gl_api);
window_class->get_proc_address =
GST_DEBUG_FUNCPTR (gst_gl_window_x11_egl_get_proc_address);
}
static void
gst_gl_window_x11_egl_init (GstGLWindowX11EGL * window)
{
}
/* Must be called in the gl thread */
GstGLWindowX11EGL *
gst_gl_window_x11_egl_new (void)
{
GstGLWindowX11EGL *window = g_object_new (GST_GL_TYPE_WINDOW_X11_EGL, NULL);
return window;
}
static gboolean
gst_gl_window_x11_egl_choose_format (GstGLWindowX11 * window_x11,
GError ** error)
{
gint ret;
window_x11->visual_info = g_new0 (XVisualInfo, 1);
ret = XMatchVisualInfo (window_x11->device, window_x11->screen_num,
window_x11->depth, TrueColor, window_x11->visual_info);
if (ret == 0) {
g_set_error (error, GST_GL_WINDOW_ERROR, GST_GL_WINDOW_ERROR_WRONG_CONFIG,
"Failed to match XVisualInfo");
return FALSE;
}
return TRUE;
}
static gboolean
gst_gl_window_x11_egl_create_context (GstGLWindowX11 * window_x11,
GstGLAPI gl_api, guintptr external_gl_context, GError ** error)
{
GstGLWindowX11EGL *window_egl;
if ((gl_api & GST_GL_API_OPENGL) == GST_GL_API_NONE &&
(gl_api & GST_GL_API_GLES2) == GST_GL_API_NONE) {
g_set_error (error, GST_GL_WINDOW_ERROR, GST_GL_WINDOW_ERROR_WRONG_API,
"xEGL supports opengl or gles2");
goto failure;
}
window_egl = GST_GL_WINDOW_X11_EGL (window_x11);
window_egl->egl =
gst_gl_egl_create_context (eglGetDisplay ((EGLNativeDisplayType)
window_x11->device),
(EGLNativeWindowType) window_x11->internal_win_id, gl_api,
external_gl_context, error);
if (!window_egl->egl)
goto failure;
return TRUE;
failure:
return FALSE;
}
static void
gst_gl_window_x11_egl_destroy_context (GstGLWindowX11 * window_x11)
{
GstGLWindowX11EGL *window_egl;
window_egl = GST_GL_WINDOW_X11_EGL (window_x11);
gst_gl_egl_destroy_context (window_egl->egl);
window_egl->egl = NULL;
}
static gboolean
gst_gl_window_x11_egl_activate (GstGLWindowX11 * window_x11, gboolean activate)
{
GstGLWindowX11EGL *window_egl;
window_egl = GST_GL_WINDOW_X11_EGL (window_x11);
return gst_gl_egl_activate (window_egl->egl, activate);
}
static guintptr
gst_gl_window_x11_egl_get_gl_context (GstGLWindowX11 * window_x11)
{
GstGLWindowX11EGL *window_egl;
window_egl = GST_GL_WINDOW_X11_EGL (window_x11);
return gst_gl_egl_get_gl_context (window_egl->egl);
}
static void
gst_gl_window_x11_egl_swap_buffers (GstGLWindowX11 * window_x11)
{
GstGLWindowX11EGL *window_egl = GST_GL_WINDOW_X11_EGL (window_x11);
gst_gl_egl_swap_buffers (window_egl->egl);
}
GstGLAPI
gst_gl_window_x11_egl_get_gl_api (GstGLWindow * window)
{
GstGLWindowX11EGL *window_egl = GST_GL_WINDOW_X11_EGL (window);
return window_egl->egl ? gst_gl_egl_get_gl_api (window_egl->
egl) : GST_GL_API_GLES2 | GST_GL_API_OPENGL;
}
static gpointer
gst_gl_window_x11_egl_get_proc_address (GstGLWindow * window,
const gchar * name)
{
GstGLContext *context = NULL;
GstGLWindowX11EGL *window_egl = GST_GL_WINDOW_X11_EGL (window);
gpointer result;
if (!(result = gst_gl_egl_get_proc_address (window_egl->egl, name))) {
result = gst_gl_context_default_get_proc_address (context, name);
}
return result;
}

64
gst-libs/gst/gl/x11/gstglwindow_x11_egl.h
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@ -1,64 +0,0 @@
/*
* GStreamer
* Copyright (C) 2012 Matthew Waters <ystreet00@gmail.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef __GST_GL_WINDOW_X11_EGL_H__
#define __GST_GL_WINDOW_X11_EGL_H__
#include "gstglwindow_x11.h"
#include "../gstglegl.h"
#include <EGL/egl.h>
G_BEGIN_DECLS
#define GST_GL_TYPE_WINDOW_X11_EGL (gst_gl_window_x11_egl_get_type())
#define GST_GL_WINDOW_X11_EGL(o) (G_TYPE_CHECK_INSTANCE_CAST((o), GST_GL_TYPE_WINDOW_X11_EGL, GstGLWindowX11EGL))
#define GST_GL_WINDOW_X11_EGL_CLASS(k) (G_TYPE_CHECK_CLASS((k), GST_GL_TYPE_WINDOW_X11_EGL, GstGLWindowX11EGLClass))
#define GST_GL_IS_WINDOW_X11_EGL(o) (G_TYPE_CHECK_INSTANCE_TYPE((o), GST_GL_TYPE_WINDOW_X11_EGL))
#define GST_GL_IS_WINDOW_X11_EGL_CLASS(k) (G_TYPE_CHECK_CLASS_TYPE((k), GST_GL_TYPE_WINDOW_X11_EGL))
#define GST_GL_WINDOW_X11_EGL_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS((o), GST_GL_TYPE_WINDOW_X11_EGL, GstGLWindowX11EGL_Class))
typedef struct _GstGLWindowX11EGL GstGLWindowX11EGL;
typedef struct _GstGLWindowX11EGLClass GstGLWindowX11EGLClass;
struct _GstGLWindowX11EGL {
/*< private >*/
GstGLWindowX11 parent;
GstGLEGL *egl;
gpointer _reserved[GST_PADDING];
};
struct _GstGLWindowX11EGLClass {
/*< private >*/
GstGLWindowX11Class parent_class;
/*< private >*/
gpointer _reserved[GST_PADDING];
};
GType gst_gl_window_x11_egl_get_type (void);
GstGLWindowX11EGL * gst_gl_window_x11_egl_new (void);
G_END_DECLS
#endif /* __GST_GL_WINDOW_X11_H__ */

366
gst-libs/gst/gl/x11/gstglwindow_x11_glx.c
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@ -1,366 +0,0 @@
/*
* GStreamer
* Copyright (C) 2008 Julien Isorce <julien.isorce@gmail.com>
* Copyright (C) 2012 Matthew Waters <ystreet00@gmail.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#define GLIB_DISABLE_DEPRECATION_WARNINGS
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <gst/gst.h>
#include "../gstgl_fwd.h"
#include <gst/gl/gstglcontext.h>
#include <gst/gl/gl.h>
#include "gstglwindow_x11_glx.h"
#define GST_CAT_DEFAULT gst_gl_window_debug
#define gst_gl_window_x11_glx_parent_class parent_class
G_DEFINE_TYPE (GstGLWindowX11GLX, gst_gl_window_x11_glx,
GST_GL_TYPE_WINDOW_X11);
#define GST_GL_WINDOW_X11_GLX_GET_PRIVATE(o) \
(G_TYPE_INSTANCE_GET_PRIVATE((o), GST_GL_TYPE_WINDOW_X11_GLX, GstGLWindowX11GLXPrivate))
static guintptr gst_gl_window_x11_glx_get_gl_context (GstGLWindowX11 *
window_x11);
static void gst_gl_window_x11_glx_swap_buffers (GstGLWindowX11 * window_x11);
static gboolean gst_gl_window_x11_glx_activate (GstGLWindowX11 * window_x11,
gboolean activate);
static gboolean gst_gl_window_x11_glx_create_context (GstGLWindowX11 *
window_x11, GstGLAPI gl_api, guintptr external_gl_context, GError ** error);
static void gst_gl_window_x11_glx_destroy_context (GstGLWindowX11 * window_x11);
static gboolean gst_gl_window_x11_glx_choose_format (GstGLWindowX11 *
window_x11, GError ** error);
GstGLAPI gst_gl_window_x11_glx_get_gl_api (GstGLWindow * window);
static gpointer gst_gl_window_x11_glx_get_proc_address (GstGLWindow * window,
const gchar * name);
struct _GstGLWindowX11GLXPrivate
{
int glx_major;
int glx_minor;
GstGLAPI context_api;
GLXFBConfig *fbconfigs;
GLXContext (*glXCreateContextAttribsARB) (Display *, GLXFBConfig,
GLXContext, Bool, const int *);
};
static void
gst_gl_window_x11_glx_class_init (GstGLWindowX11GLXClass * klass)
{
GstGLWindowClass *window_class = (GstGLWindowClass *) klass;
GstGLWindowX11Class *window_x11_class = (GstGLWindowX11Class *) klass;
g_type_class_add_private (klass, sizeof (GstGLWindowX11GLXPrivate));
window_x11_class->get_gl_context =
GST_DEBUG_FUNCPTR (gst_gl_window_x11_glx_get_gl_context);
window_x11_class->activate =
GST_DEBUG_FUNCPTR (gst_gl_window_x11_glx_activate);
window_x11_class->create_context =
GST_DEBUG_FUNCPTR (gst_gl_window_x11_glx_create_context);
window_x11_class->destroy_context =
GST_DEBUG_FUNCPTR (gst_gl_window_x11_glx_destroy_context);
window_x11_class->choose_format =
GST_DEBUG_FUNCPTR (gst_gl_window_x11_glx_choose_format);
window_x11_class->swap_buffers =
GST_DEBUG_FUNCPTR (gst_gl_window_x11_glx_swap_buffers);
window_class->get_gl_api =
GST_DEBUG_FUNCPTR (gst_gl_window_x11_glx_get_gl_api);
window_class->get_proc_address =
GST_DEBUG_FUNCPTR (gst_gl_window_x11_glx_get_proc_address);
}
static void
gst_gl_window_x11_glx_init (GstGLWindowX11GLX * window)
{
window->priv = GST_GL_WINDOW_X11_GLX_GET_PRIVATE (window);
}
/* Must be called in the gl thread */
GstGLWindowX11GLX *
gst_gl_window_x11_glx_new (void)
{
GstGLWindowX11GLX *window = g_object_new (GST_GL_TYPE_WINDOW_X11_GLX, NULL);
return window;
}
static inline void
_describe_fbconfig (Display * display, GLXFBConfig config)
{
int val;
glXGetFBConfigAttrib (display, config, GLX_FBCONFIG_ID, &val);
GST_DEBUG ("ID: %d", val);
glXGetFBConfigAttrib (display, config, GLX_DOUBLEBUFFER, &val);
GST_DEBUG ("double buffering: %d", val);
glXGetFBConfigAttrib (display, config, GLX_RED_SIZE, &val);
GST_DEBUG ("red: %d", val);
glXGetFBConfigAttrib (display, config, GLX_GREEN_SIZE, &val);
GST_DEBUG ("green: %d", val);
glXGetFBConfigAttrib (display, config, GLX_BLUE_SIZE, &val);
GST_DEBUG ("blue: %d", val);
glXGetFBConfigAttrib (display, config, GLX_ALPHA_SIZE, &val);
GST_DEBUG ("alpha: %d", val);
glXGetFBConfigAttrib (display, config, GLX_DEPTH_SIZE, &val);
GST_DEBUG ("depth: %d", val);
glXGetFBConfigAttrib (display, config, GLX_STENCIL_SIZE, &val);
GST_DEBUG ("stencil: %d", val);
}
static gboolean
gst_gl_window_x11_glx_create_context (GstGLWindowX11 * window_x11,
GstGLAPI gl_api, guintptr external_gl_context, GError ** error)
{
GstGLWindowX11GLX *window_glx;
gboolean create_context;
const char *glx_exts;
int x_error;
window_glx = GST_GL_WINDOW_X11_GLX (window_x11);
glx_exts =
glXQueryExtensionsString (window_x11->device,
DefaultScreen (window_x11->device));
create_context = gst_gl_check_extension ("GLX_ARB_create_context", glx_exts);
window_glx->priv->glXCreateContextAttribsARB =
(gpointer) glXGetProcAddressARB ((const GLubyte *)
"glXCreateContextAttribsARB");
if (create_context && window_glx->priv->glXCreateContextAttribsARB) {
int context_attribs_3[] = {
GLX_CONTEXT_MAJOR_VERSION_ARB, 3,
GLX_CONTEXT_MINOR_VERSION_ARB, 0,
//GLX_CONTEXT_FLAGS_ARB , GLX_CONTEXT_FORWARD_COMPATIBLE_BIT_ARB,
None
};
int context_attribs_pre_3[] = {
GLX_CONTEXT_MAJOR_VERSION_ARB, 1,
GLX_CONTEXT_MINOR_VERSION_ARB, 4,
None
};
gst_gl_window_x11_trap_x_errors ();
window_glx->glx_context =
window_glx->priv->glXCreateContextAttribsARB (window_x11->device,
window_glx->priv->fbconfigs[0], (GLXContext) external_gl_context, True,
context_attribs_3);
x_error = gst_gl_window_x11_untrap_x_errors ();
window_glx->priv->context_api = GST_GL_API_OPENGL3 | GST_GL_API_OPENGL;
if (!window_glx->glx_context || x_error != 0) {
GST_DEBUG ("Failed to create an Opengl 3 context. trying a legacy one");
gst_gl_window_x11_trap_x_errors ();
window_glx->glx_context =
window_glx->priv->glXCreateContextAttribsARB (window_x11->device,
window_glx->priv->fbconfigs[0], (GLXContext) external_gl_context,
True, context_attribs_pre_3);
x_error = gst_gl_window_x11_untrap_x_errors ();
if (x_error != 0)
window_glx->glx_context = NULL;
window_glx->priv->context_api = GST_GL_API_OPENGL;
}
} else {
window_glx->glx_context =
glXCreateContext (window_x11->device, window_x11->visual_info,
(GLXContext) external_gl_context, TRUE);
window_glx->priv->context_api = GST_GL_API_OPENGL;
}
if (window_glx->priv->fbconfigs)
XFree (window_glx->priv->fbconfigs);
if (!window_glx->glx_context) {
g_set_error (error, GST_GL_WINDOW_ERROR, GST_GL_WINDOW_ERROR_CREATE_CONTEXT,
"Failed to create opengl context");
goto failure;
}
GST_LOG ("gl context id: %ld", (gulong) window_glx->glx_context);
return TRUE;
failure:
return FALSE;
}
static void
gst_gl_window_x11_glx_destroy_context (GstGLWindowX11 * window_x11)
{
GstGLWindowX11GLX *window_glx;
window_glx = GST_GL_WINDOW_X11_GLX (window_x11);
glXDestroyContext (window_x11->device, window_glx->glx_context);
window_glx->glx_context = 0;
}
static gboolean
gst_gl_window_x11_glx_choose_format (GstGLWindowX11 * window_x11,
GError ** error)
{
GstGLWindowX11GLX *window_glx;
gint error_base;
gint event_base;
window_glx = GST_GL_WINDOW_X11_GLX (window_x11);
if (!glXQueryExtension (window_x11->device, &error_base, &event_base)) {
g_set_error (error, GST_GL_WINDOW_ERROR,
GST_GL_WINDOW_ERROR_RESOURCE_UNAVAILABLE, "No GLX extension");
goto failure;
}
if (!glXQueryVersion (window_x11->device, &window_glx->priv->glx_major,
&window_glx->priv->glx_minor)) {
g_set_error (error, GST_GL_WINDOW_ERROR, GST_GL_WINDOW_ERROR_CREATE_CONTEXT,
"Failed to query GLX version (glXQueryVersion failed)");
goto failure;
}
GST_INFO ("GLX Version: %d.%d", window_glx->priv->glx_major,
window_glx->priv->glx_minor);
/* legacy case */
if (window_glx->priv->glx_major < 1 || (window_glx->priv->glx_major == 1
&& window_glx->priv->glx_minor < 3)) {
gint attribs[] = {
GLX_RGBA,
GLX_RED_SIZE, 1,
GLX_GREEN_SIZE, 1,
GLX_BLUE_SIZE, 1,
GLX_DEPTH_SIZE, 16,
GLX_DOUBLEBUFFER,
None
};
window_x11->visual_info = glXChooseVisual (window_x11->device,
window_x11->screen_num, attribs);
if (!window_x11->visual_info) {
g_set_error (error, GST_GL_WINDOW_ERROR, GST_GL_WINDOW_ERROR_WRONG_CONFIG,
"Bad attributes in glXChooseVisual");
goto failure;
}
} else {
gint attribs[] = {
GLX_RENDER_TYPE, GLX_RGBA_BIT,
GLX_RED_SIZE, 1,
GLX_GREEN_SIZE, 1,
GLX_BLUE_SIZE, 1,
GLX_DEPTH_SIZE, 16,
GLX_DOUBLEBUFFER, True,
None
};
int fbcount;
window_glx->priv->fbconfigs = glXChooseFBConfig (window_x11->device,
DefaultScreen (window_x11->device), attribs, &fbcount);
if (!window_glx->priv->fbconfigs) {
g_set_error (error, GST_GL_WINDOW_ERROR, GST_GL_WINDOW_ERROR_WRONG_CONFIG,
"Could not find any FBConfig's to use (check attributes?)");
goto failure;
}
_describe_fbconfig (window_x11->device, window_glx->priv->fbconfigs[0]);
window_x11->visual_info = glXGetVisualFromFBConfig (window_x11->device,
window_glx->priv->fbconfigs[0]);
if (!window_x11->visual_info) {
g_set_error (error, GST_GL_WINDOW_ERROR, GST_GL_WINDOW_ERROR_WRONG_CONFIG,
"Bad attributes in FBConfig");
goto failure;
}
}
return TRUE;
failure:
return FALSE;
}
static void
gst_gl_window_x11_glx_swap_buffers (GstGLWindowX11 * window_x11)
{
glXSwapBuffers (window_x11->device, window_x11->internal_win_id);
}
static guintptr
gst_gl_window_x11_glx_get_gl_context (GstGLWindowX11 * window_x11)
{
return (guintptr) GST_GL_WINDOW_X11_GLX (window_x11)->glx_context;
}
static gboolean
gst_gl_window_x11_glx_activate (GstGLWindowX11 * window_x11, gboolean activate)
{
gboolean result;
if (activate) {
result = glXMakeCurrent (window_x11->device, window_x11->internal_win_id,
GST_GL_WINDOW_X11_GLX (window_x11)->glx_context);
} else {
result = glXMakeCurrent (window_x11->device, None, NULL);
}
return result;
}
GstGLAPI
gst_gl_window_x11_glx_get_gl_api (GstGLWindow * window)
{
GstGLWindowX11GLX *window_glx;
window_glx = GST_GL_WINDOW_X11_GLX (window);
return window_glx->priv->context_api;
}
static gpointer
gst_gl_window_x11_glx_get_proc_address (GstGLWindow * window,
const gchar * name)
{
GstGLContext *context = NULL;
gpointer result;
if (!(result = glXGetProcAddressARB ((const GLubyte *) name))) {
result = gst_gl_context_default_get_proc_address (context, name);
}
return result;
}

66
gst-libs/gst/gl/x11/gstglwindow_x11_glx.h
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@ -1,66 +0,0 @@
/*
* GStreamer
* Copyright (C) 2012 Matthew Waters <ystreet00@gmail.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef __GST_GL_WINDOW_X11_GLX_H__
#define __GST_GL_WINDOW_X11_GLX_H__
#include "gstglwindow_x11.h"
#include <GL/glx.h>
G_BEGIN_DECLS
#define GST_GL_TYPE_WINDOW_X11_GLX (gst_gl_window_x11_glx_get_type())
#define GST_GL_WINDOW_X11_GLX(o) (G_TYPE_CHECK_INSTANCE_CAST((o), GST_GL_TYPE_WINDOW_X11_GLX, GstGLWindowX11GLX))
#define GST_GL_WINDOW_X11_GLX_CLASS(k) (G_TYPE_CHECK_CLASS((k), GST_GL_TYPE_WINDOW_X11_GLX, GstGLWindowX11GLXClass))
#define GST_GL_IS_WINDOW_X11_GLX(o) (G_TYPE_CHECK_INSTANCE_TYPE((o), GST_GL_TYPE_WINDOW_X11_GLX))
#define GST_GL_IS_WINDOW_X11_GLX_CLASS(k) (G_TYPE_CHECK_CLASS_TYPE((k), GST_GL_TYPE_WINDOW_X11_GLX))
#define GST_GL_WINDOW_X11_GLX_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS((o), GST_GL_TYPE_WINDOW_X11_GLX, GstGLWindowX11GLX_Class))
typedef struct _GstGLWindowX11GLX GstGLWindowX11GLX;
typedef struct _GstGLWindowX11GLXClass GstGLWindowX11GLXClass;
typedef struct _GstGLWindowX11GLXPrivate GstGLWindowX11GLXPrivate;
struct _GstGLWindowX11GLX {
/*< private >*/
GstGLWindowX11 parent;
GLXContext glx_context;
GstGLWindowX11GLXPrivate *priv;
gpointer _reserved[GST_PADDING];
};
struct _GstGLWindowX11GLXClass {
/*< private >*/
GstGLWindowX11Class parent_class;
/*< private >*/
gpointer _reserved[GST_PADDING];
};
GType gst_gl_window_x11_glx_get_type (void);
GstGLWindowX11GLX * gst_gl_window_x11_glx_new (void);
G_END_DECLS
#endif /* __GST_GL_WINDOW_X11_H__ */