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[257/906] begin gstglwindow_x11.c implementation

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This commit is contained in:
Julien Isorce 2008-11-05 02:06:33 +01:00 committed by Tim-Philipp Müller
parent c4200fe1a0
commit da3c0fd570
6 changed files with 628 additions and 33 deletions
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2
gst-libs/gst/gl/Makefile.am
View file

@ -2,6 +2,7 @@
lib_LTLIBRARIES = libgstgl-@GST_MAJORMINOR@.la
libgstgl_@GST_MAJORMINOR@_la_SOURCES = \
gstglwindow_x11.c \
gstgldisplay.c \
gstglbuffer.c \
gstglfilter.c \
@ -9,6 +10,7 @@ libgstgl_@GST_MAJORMINOR@_la_SOURCES = \
libgstgl_@GST_MAJORMINOR@includedir = $(includedir)/gstreamer-@GST_MAJORMINOR@/gst/gl
libgstgl_@GST_MAJORMINOR@include_HEADERS = \
gstglwindow.h \
gstgldisplay.h \
gstglbuffer.h \
gstglfilter.h \

44
gst-libs/gst/gl/gstgldisplay.c
View file

@ -439,9 +439,9 @@ gst_gl_display_thread_create_context (GstGLDisplay *display)
}
//setup callbacks
gst_gl_window_set_resize_callback (display->gl_window, gst_gl_display_on_resize, display);
gst_gl_window_set_draw_callback (display->gl_window, gst_gl_display_on_draw, display);
gst_gl_window_set_close_callback (display->gl_window, gst_gl_display_on_close, display);
gst_gl_window_set_resize_callback (display->gl_window, GST_GL_WINDOW_CB2 (gst_gl_display_on_resize), display);
gst_gl_window_set_draw_callback (display->gl_window, GST_GL_WINDOW_CB (gst_gl_display_on_draw), display);
gst_gl_window_set_close_callback (display->gl_window, GST_GL_WINDOW_CB (gst_gl_display_on_close), display);
g_cond_signal (display->cond_create_context);
@ -578,7 +578,7 @@ gst_gl_display_thread_destroy_context (GstGLDisplay *display)
gst_gl_window_set_resize_callback (display->gl_window, NULL, NULL);
gst_gl_window_set_draw_callback (display->gl_window, NULL, NULL);
gst_gl_window_set_close_callback (display->gl_window, NULL, NULL);
GST_INFO ("Context destroyed");
}
@ -646,7 +646,7 @@ gst_gl_display_thread_init_upload (GstGLDisplay *display)
GST_INFO ("Context, ARB_fragment_shader supported: yes");
display->upload_colorspace_conversion = GST_GL_DISPLAY_CONVERSION_GLSL;
gst_gl_display_thread_init_upload_fbo (display);
if (!display->isAlive)
break;
@ -1393,7 +1393,7 @@ gst_gl_display_glgen_texture (GstGLDisplay* display, GLuint* pTexture, GLint wid
guint key = (gint)width;
key <<= 16;
key |= (gint)height;
sub_texture_pool = g_hash_table_lookup (display->texture_pool, GUINT_TO_POINTER((guint64)key));
sub_texture_pool = g_hash_table_lookup (display->texture_pool, GUINT_TO_POINTER (key));
//if there is a sub texture pool associated to th given key
if (sub_texture_pool && g_queue_get_length(sub_texture_pool) > 0)
@ -1410,7 +1410,7 @@ gst_gl_display_glgen_texture (GstGLDisplay* display, GLuint* pTexture, GLint wid
//sub texture pool does not exist yet or empty
glGenTextures (1, pTexture);
glBindTexture (GL_TEXTURE_RECTANGLE_ARB, *pTexture);
switch (display->upload_video_format)
{
case GST_VIDEO_FORMAT_RGB:
@ -1457,7 +1457,7 @@ gst_gl_display_glgen_texture (GstGLDisplay* display, GLuint* pTexture, GLint wid
default:
g_assert_not_reached ();
}
glTexParameteri (GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glTexParameteri (GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexParameteri (GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
@ -1488,13 +1488,13 @@ gst_gl_display_gldel_texture (GstGLDisplay* display, GLuint* pTexture, GLint wid
guint key = (gint)width;
key <<= 16;
key |= (gint)height;
sub_texture_pool = g_hash_table_lookup (display->texture_pool, GUINT_TO_POINTER((guint64)key));
sub_texture_pool = g_hash_table_lookup (display->texture_pool, GUINT_TO_POINTER (key));
//if the size is known
if (!sub_texture_pool)
{
sub_texture_pool = g_queue_new ();
g_hash_table_insert (display->texture_pool, GUINT_TO_POINTER((guint64)key), sub_texture_pool);
g_hash_table_insert (display->texture_pool, GUINT_TO_POINTER (key), sub_texture_pool);
GST_INFO ("one more sub texture pool inserted: %d ", key);
GST_INFO ("nb sub texture pools: %d", g_hash_table_size (display->texture_pool));
@ -1637,7 +1637,7 @@ gst_gl_display_thread_add (GstGLDisplay *display,
gst_gl_display_lock (display);
display->data = data;
display->generic_callback = func;
gst_gl_window_send_message (display->gl_window, gst_gl_display_thread_run_generic, display);
gst_gl_window_send_message (display->gl_window, GST_GL_WINDOW_CB (gst_gl_display_thread_run_generic), display);
gst_gl_display_unlock (display);
}
@ -1648,7 +1648,7 @@ gst_gl_display_gen_texture (GstGLDisplay* display, GLuint* pTexture, GLint width
gst_gl_display_lock (display);
display->gen_texture_width = width;
display->gen_texture_height = height;
gst_gl_window_send_message (display->gl_window, gst_gl_display_thread_gen_texture, display);
gst_gl_window_send_message (display->gl_window, GST_GL_WINDOW_CB (gst_gl_display_thread_gen_texture), display);
*pTexture = display->gen_texture;
gst_gl_display_unlock (display);
}
@ -1664,7 +1664,7 @@ gst_gl_display_del_texture (GstGLDisplay* display, GLuint texture, GLint width,
display->del_texture = texture;
display->del_texture_width = width;
display->del_texture_height = height;
gst_gl_window_send_message (display->gl_window, gst_gl_display_thread_del_texture, display);
gst_gl_window_send_message (display->gl_window, GST_GL_WINDOW_CB (gst_gl_display_thread_del_texture), display);
}
gst_gl_display_unlock (display);
}
@ -1682,7 +1682,7 @@ gst_gl_display_init_upload (GstGLDisplay* display, GstVideoFormat video_format,
display->upload_height = gl_height;
display->upload_data_width = video_width;
display->upload_data_height = video_height;
gst_gl_window_send_message (display->gl_window, gst_gl_display_thread_init_upload, display);
gst_gl_window_send_message (display->gl_window, GST_GL_WINDOW_CB (gst_gl_display_thread_init_upload), display);
gst_gl_display_unlock (display);
}
@ -1703,7 +1703,7 @@ gst_gl_display_do_upload (GstGLDisplay *display, GLuint texture,
display->upload_data_width = data_width;
display->upload_data_height = data_height;
display->upload_data = data;
gst_gl_window_send_message (display->gl_window, gst_gl_display_thread_do_upload, display);
gst_gl_window_send_message (display->gl_window, GST_GL_WINDOW_CB (gst_gl_display_thread_do_upload), display);
}
gst_gl_display_unlock (display);
@ -1720,7 +1720,7 @@ gst_gl_display_init_download (GstGLDisplay* display, GstVideoFormat video_format
display->download_video_format = video_format;
display->download_width = width;
display->download_height = height;
gst_gl_window_send_message (display->gl_window, gst_gl_display_thread_init_download, display);
gst_gl_window_send_message (display->gl_window, GST_GL_WINDOW_CB (gst_gl_display_thread_init_download), display);
gst_gl_display_unlock (display);
}
@ -1742,7 +1742,7 @@ gst_gl_display_do_download (GstGLDisplay* display, GLuint texture,
display->ouput_texture = texture;
display->ouput_texture_width = width;
display->ouput_texture_height = height;
gst_gl_window_send_message (display->gl_window, gst_gl_display_thread_do_download, display);
gst_gl_window_send_message (display->gl_window, GST_GL_WINDOW_CB (gst_gl_display_thread_do_download), display);
}
gst_gl_display_unlock (display);
@ -1760,7 +1760,7 @@ gst_gl_display_gen_fbo (GstGLDisplay* display, gint width, gint height,
{
display->gen_fbo_width = width;
display->gen_fbo_height = height;
gst_gl_window_send_message (display->gl_window, gst_gl_display_thread_gen_fbo, display);
gst_gl_window_send_message (display->gl_window, GST_GL_WINDOW_CB (gst_gl_display_thread_gen_fbo), display);
*fbo = display->generated_fbo;
*depthbuffer = display->generated_depth_buffer;
}
@ -1805,7 +1805,7 @@ gst_gl_display_use_fbo (GstGLDisplay* display, gint texture_fbo_width, gint text
display->input_texture_width = input_texture_width;
display->input_texture_height = input_texture_height;
display->input_texture = input_texture;
gst_gl_window_send_message (display->gl_window, gst_gl_display_thread_use_fbo, display);
gst_gl_window_send_message (display->gl_window, GST_GL_WINDOW_CB (gst_gl_display_thread_use_fbo), display);
}
gst_gl_display_unlock (display);
@ -1821,7 +1821,7 @@ gst_gl_display_del_fbo (GstGLDisplay* display, GLuint fbo,
gst_gl_display_lock (display);
display->del_fbo = fbo;
display->del_depth_buffer = depth_buffer;
gst_gl_window_send_message (display->gl_window, gst_gl_display_thread_del_fbo, display);
gst_gl_window_send_message (display->gl_window, GST_GL_WINDOW_CB (gst_gl_display_thread_del_fbo), display);
gst_gl_display_unlock (display);
}
@ -1836,7 +1836,7 @@ gst_gl_display_gen_shader (GstGLDisplay* display,
gst_gl_display_lock (display);
display->gen_shader_vertex_source = shader_vertex_source;
display->gen_shader_fragment_source = shader_fragment_source;
gst_gl_window_send_message (display->gl_window, gst_gl_display_thread_gen_shader, display);
gst_gl_window_send_message (display->gl_window, GST_GL_WINDOW_CB (gst_gl_display_thread_gen_shader), display);
if (shader)
*shader = display->gen_shader;
display->gen_shader = NULL;
@ -1852,7 +1852,7 @@ gst_gl_display_del_shader (GstGLDisplay* display, GstGLShader* shader)
{
gst_gl_display_lock (display);
display->del_shader = shader;
gst_gl_window_send_message (display->gl_window, gst_gl_display_thread_del_shader, display);
gst_gl_window_send_message (display->gl_window, GST_GL_WINDOW_CB (gst_gl_display_thread_del_shader), display);
gst_gl_display_unlock (display);
}

4
gst-libs/gst/gl/gstgldisplay.h
View file

@ -23,9 +23,9 @@
#ifndef __GST_GL_H__
#define __GST_GL_H__
#include <gstglwindow.h>
#include <gst/video/video.h>
#include "gstglwindow.h"
#include "gstglshader.h"
#define GST_TYPE_GL_DISPLAY \
@ -241,7 +241,7 @@ gboolean gst_gl_display_use_fbo (GstGLDisplay* display, gint texture_fbo_width,
void gst_gl_display_del_fbo (GstGLDisplay* display, GLuint fbo,
GLuint depth_buffer);
void gst_gl_display_gen_shader (GstGLDisplay* display,
void gst_gl_display_gen_shader (GstGLDisplay* display,
const gchar* shader_vertex_source,
const gchar* shader_fragment_source,
GstGLShader** shader);

10
gst-libs/gst/gl/gstglshader.c
View file

@ -1,4 +1,4 @@
/*
/*
* GStreamer
* Copyright (C) 2008 Filippo Argiolas <filippo.argiolas@gmail.com>
*
@ -140,12 +140,6 @@ gst_gl_shader_log_handler (const gchar *domain, GLogLevelFlags flags,
}
}
static void
gst_gl_shader_base_init (gpointer g_class)
{
}
static void
gst_gl_shader_class_init (GstGLShaderClass * klass)
{
@ -516,7 +510,7 @@ gst_gl_shader_set_uniform_1i (GstGLShader * shader, const gchar * name,
glUniform1iARB (location, value);
}
GLint
GLint
gst_gl_shader_get_attribute_location (GstGLShader * shader, const gchar *name)
{
GstGLShaderPrivate *priv;

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

@ -1,4 +1,4 @@
/*
/*
* GStreamer
* Copyright (C) 2008 Julien Isorce <julien.isorce@gmail.com>
*
@ -40,6 +40,9 @@ G_BEGIN_DECLS
typedef void (* GstGLWindowCB) ( gpointer );
typedef void (* GstGLWindowCB2) ( gpointer, gint, gint );
#define GST_GL_WINDOW_CB(f) ((GstGLWindowCB) (f))
#define GST_GL_WINDOW_CB2(f) ((GstGLWindowCB2) (f))
typedef struct _GstGLWindow GstGLWindow;
typedef struct _GstGLWindowPrivate GstGLWindowPrivate;
typedef struct _GstGLWindowClass GstGLWindowClass;

596
gst-libs/gst/gl/gstglwindow_x11.c Normal file
View file

@ -0,0 +1,596 @@
/*
* GStreamer
* Copyright (C) 2008 Julien Isorce <julien.isorce@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., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "gstglwindow.h"
#include <GL/glx.h>
//#define WM_GSTGLWINDOW (WM_APP+1)
//void gst_gl_window_set_pixel_format (GstGLWindow *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, LPARAM lParam);
#define GST_GL_WINDOW_GET_PRIVATE(o) \
(G_TYPE_INSTANCE_GET_PRIVATE((o), GST_GL_TYPE_WINDOW, GstGLWindowPrivate))
enum
{
ARG_0,
ARG_DISPLAY
};
struct _GstGLWindowPrivate
{
gchar *display_name;
Display *device;
gint screen;
Window root;
gint device_width;
gint device_height;
gint connection;
Atom atom_delete_window;
XVisualInfo *visual_info;
Window internal_win_id;
GLXContext gl_context;
GstGLWindowCB draw_cb;
gpointer draw_data;
GstGLWindowCB2 resize_cb;
gpointer resize_data;
GstGLWindowCB close_cb;
gpointer close_data;
gboolean is_closed;
};
G_DEFINE_TYPE (GstGLWindow, gst_gl_window, G_TYPE_OBJECT);
#undef G_LOG_DOMAIN
#define G_LOG_DOMAIN "GstGLWindow"
gboolean _gst_gl_window_debug = FALSE;
/* Must be called in the gl thread */
static void
gst_gl_window_finalize (GObject * object)
{
G_OBJECT_CLASS (gst_gl_window_parent_class)->finalize (object);
}
static void
gst_gl_window_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec)
{
GstGLWindow *window;
GstGLWindowPrivate *priv = window->priv;
g_return_if_fail (GST_GL_IS_WINDOW (object));
window = GST_GL_WINDOW (object);
priv = window->priv;
switch (prop_id) {
case ARG_DISPLAY:
priv->display_name = g_strdup (g_value_get_string (value));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
gst_gl_window_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec)
{
GstGLWindow *window;
GstGLWindowPrivate *priv = window->priv;
g_return_if_fail (GST_GL_IS_WINDOW (object));
window = GST_GL_WINDOW (object);
priv = window->priv;
switch (prop_id) {
case ARG_DISPLAY:
g_value_set_string (value, priv->display_name);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
gst_gl_window_log_handler (const gchar *domain, GLogLevelFlags flags,
const gchar *message, gpointer user_data)
{
if (_gst_gl_window_debug) {
g_log_default_handler (domain, flags, message, user_data);
}
}
static void
gst_gl_window_class_init (GstGLWindowClass * klass)
{
GObjectClass *obj_class = G_OBJECT_CLASS (klass);
g_type_class_add_private (klass, sizeof (GstGLWindowPrivate));
obj_class->finalize = gst_gl_window_finalize;
obj_class->set_property = gst_gl_window_set_property;
obj_class->get_property = gst_gl_window_get_property;
g_object_class_install_property (obj_class, ARG_DISPLAY,
g_param_spec_string ("display", "Display", "X Display name", NULL,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
}
static void
gst_gl_window_init (GstGLWindow *window)
{
window->priv = GST_GL_WINDOW_GET_PRIVATE (window);
if (g_getenv ("GST_GL_WINDOW_DEBUG") != NULL)
_gst_gl_window_debug = TRUE;
g_log_set_handler ("GstGLWindow", G_LOG_LEVEL_DEBUG,
gst_gl_window_log_handler, NULL);
}
/* Must be called in the gl thread */
GstGLWindow *
gst_gl_window_new (gint width, gint height)
{
GstGLWindow *window = g_object_new (GST_GL_TYPE_WINDOW, NULL);
GstGLWindowPrivate *priv = window->priv;
gint attrib[] = {
GLX_RGBA,
GLX_RED_SIZE, 1, GLX_GREEN_SIZE, 1, GLX_BLUE_SIZE, 1,
GLX_DOUBLEBUFFER,
GLX_DEPTH_SIZE, 1,
None
};
XSetWindowAttributes win_attr;
XTextProperty text_property;
XSizeHints size_hints;
XWMHints wm_hints;
unsigned long mask;
const gchar *title = "OpenGL renderer";
static gint x = 0;
static gint y = 0;
x += 20;
y += 20;
priv->device = XOpenDisplay (priv->display_name);
priv->screen = DefaultScreen (priv->device);
priv->root = RootWindow (priv->device, priv->screen);
priv->device_width = DisplayWidth (priv->device, priv->screen);
priv->device_height = DisplayHeight (priv->device, priv->screen);
priv->connection = ConnectionNumber (priv->device);
priv->atom_delete_window = XInternAtom (priv->device, "WM_DELETE_WINDOW", FALSE);
priv->visual_info = glXChooseVisual (priv->device, priv->screen, attrib);
win_attr.event_mask =
StructureNotifyMask | SubstructureNotifyMask | ExposureMask |
ButtonPressMask | ButtonReleaseMask | KeyPressMask | KeyReleaseMask |
VisibilityChangeMask | EnterWindowMask | LeaveWindowMask |
PointerMotionMask | ButtonMotionMask;
win_attr.background_pixmap = None;
win_attr.background_pixel = 0;
win_attr.border_pixel = 0;
win_attr.colormap = XCreateColormap(priv->device, priv->root, priv->visual_info->visual, AllocNone);
mask = CWBackPixmap | CWBorderPixel | CWColormap | CWEventMask;
priv->internal_win_id = XCreateWindow (priv->device, priv->root, x, y,
width, height, 0, priv->visual_info->depth, InputOutput,
priv->visual_info->visual, mask, &win_attr);
priv->gl_context = glXCreateContext (priv->device, priv->visual_info, NULL, TRUE);
if (!glXIsDirect(priv->device, priv->gl_context))
g_debug ("direct rendering failed\n");
size_hints.flags = USPosition | USSize;
size_hints.x = x;
size_hints.y = y;
size_hints.width = width;
size_hints.height= height;
wm_hints.flags = StateHint;
wm_hints.initial_state = NormalState;
XStringListToTextProperty ((char**)&title, 1, &text_property);
XSetWMProperties (priv->device, priv->internal_win_id, &text_property, &text_property, 0, 0,
&size_hints, &wm_hints, NULL);
XFree (text_property.value);
XSetWMProtocols (priv->device, priv->internal_win_id, &priv->atom_delete_window, 1);
glXMakeCurrent (priv->device, priv->internal_win_id, priv->gl_context);
return window;
}
GQuark
gst_gl_window_error_quark (void)
{
return g_quark_from_static_string ("gst-gl-window-error");
}
void
gst_gl_window_set_external_window_id (GstGLWindow *window, guint64 id)
{
/*stGLWindowPrivate *priv = window->priv;
WNDPROC window_parent_proc = (WNDPROC) (guint64) GetWindowLongPtr((HWND)id, GWL_WNDPROC);
RECT rect;
SetProp (priv->internal_win_id, "gl_window_parent_id", (HWND)id);
SetProp ((HWND)id, "gl_window_id", priv->internal_win_id);
SetProp ((HWND)id, "gl_window_parent_proc", (WNDPROC) window_parent_proc);
SetWindowLongPtr ((HWND)id, GWL_WNDPROC, (DWORD) (guint64) sub_class_proc);
SetWindowLongPtr (priv->internal_win_id, GWL_STYLE, WS_CHILD | WS_MAXIMIZE);
SetParent (priv->internal_win_id, (HWND)id);
//take changes into account: SWP_FRAMECHANGED
GetClientRect ((HWND)id, &rect);
SetWindowPos (priv->internal_win_id, HWND_TOP, rect.left, rect.top, rect.right, rect.bottom,
SWP_ASYNCWINDOWPOS | SWP_NOMOVE | SWP_NOSIZE | SWP_NOZORDER | SWP_FRAMECHANGED | SWP_NOACTIVATE);
MoveWindow (priv->internal_win_id, rect.left, rect.top, rect.right, rect.bottom, FALSE);*/
}
void
gst_gl_window_set_external_gl_context (GstGLWindow *window, guint64 context)
{
g_warning ("gst_gl_window_set_external_gl_context: not implemented\n");
}
/* Must be called in the gl thread */
void
gst_gl_window_set_draw_callback (GstGLWindow *window, GstGLWindowCB callback, gpointer data)
{
GstGLWindowPrivate *priv = window->priv;
priv->draw_cb = callback;
priv->draw_data = data;
}
/* Must be called in the gl thread */
void
gst_gl_window_set_resize_callback (GstGLWindow *window, GstGLWindowCB2 callback , gpointer data)
{
GstGLWindowPrivate *priv = window->priv;
priv->resize_cb = callback;
priv->resize_data = data;
}
/* Must be called in the gl thread */
void
gst_gl_window_set_close_callback (GstGLWindow *window, GstGLWindowCB callback, gpointer data)
{
GstGLWindowPrivate *priv = window->priv;
priv->close_cb = callback;
priv->close_data = data;
}
/* Thread safe */
void
gst_gl_window_visible (GstGLWindow *window, gboolean visible)
{
/*GstGLWindowPrivate *priv = window->priv;
BOOL ret = FALSE;
g_debug ("set visible %d\n", priv->internal_win_id);
if (visible)
ret = ShowWindowAsync (priv->internal_win_id, SW_SHOW);
else
ret = ShowWindowAsync (priv->internal_win_id, SW_HIDE);*/
}
/* Thread safe */
void
gst_gl_window_draw (GstGLWindow *window)
{
/*GstGLWindowPrivate *priv = window->priv;
RedrawWindow (priv->internal_win_id, NULL, NULL,
RDW_NOERASE | RDW_INTERNALPAINT | RDW_INVALIDATE);*/
}
void
gst_gl_window_run_loop (GstGLWindow *window)
{
/*GstGLWindowPrivate *priv = window->priv;
gboolean running = TRUE;
gboolean bRet = FALSE;
MSG msg;
g_debug ("begin loop\n");
while (running && (bRet = GetMessage (&msg, NULL, 0, 0)) != 0)
{
if (bRet == -1)
{
g_error ("Failed to get message %x\r\n", GetLastError());
running = FALSE;
}
else
{
TranslateMessage (&msg);
DispatchMessage (&msg);
}
}
g_debug ("end loop\n");*/
}
/* Thread safe */
void
gst_gl_window_quit_loop (GstGLWindow *window)
{
/*if (window)
{
GstGLWindowPrivate *priv = window->priv;
LRESULT res = PostMessage(priv->internal_win_id, WM_CLOSE, 0, 0);
g_assert (SUCCEEDED (res));
g_debug ("end loop requested\n");
}*/
}
/* Thread safe */
void
gst_gl_window_send_message (GstGLWindow *window, GstGLWindowCB callback, gpointer data)
{
/*if (window)
{
GstGLWindowPrivate *priv = window->priv;
LRESULT res = SendMessage (priv->internal_win_id, WM_GSTGLWINDOW, (WPARAM) data, (LPARAM) callback);
g_assert (SUCCEEDED (res));
}*/
}
/* PRIVATE */
/*
void
gst_gl_window_set_pixel_format (GstGLWindow *window)
{
GstGLWindowPrivate *priv = window->priv;
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 = 0;
pfd.cRedShift = 0;
pfd.cGreenBits = 0;
pfd.cGreenShift = 0;
pfd.cBlueBits = 0;
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 = 32;
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 (priv->device, BITSPIXEL);
pixelformat = ChoosePixelFormat (priv->device, &pfd );
g_assert (pixelformat);
res = SetPixelFormat (priv->device, pixelformat, &pfd);
g_assert (res);
}*/
/*
LRESULT CALLBACK window_proc (HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
if (uMsg == WM_CREATE) {
GstGLWindow *window = (GstGLWindow *) (((LPCREATESTRUCT) lParam)->lpCreateParams);
g_debug ("WM_CREATE\n");
g_assert (window);
{
GstGLWindowPrivate *priv = window->priv;
priv->device = GetDC (hWnd);
gst_gl_window_set_pixel_format (window);
priv->gl_context = wglCreateContext (priv->device);
if (priv->gl_context)
g_debug ("gl context created: %d\n", priv->gl_context);
else
g_debug ("failed to create glcontext %d, %x\r\n", hWnd, GetLastError());
g_assert (priv->gl_context);
ReleaseDC (hWnd, priv->device);
if (!wglMakeCurrent (priv->device, priv->gl_context))
g_debug ("failed to make opengl context current %d, %x\r\n", hWnd, GetLastError());
}
SetProp (hWnd, "gl_window", window);
return 0;
}
else if (GetProp(hWnd, "gl_window")) {
GstGLWindow *window = GetProp(hWnd, "gl_window");
GstGLWindowPrivate *priv = NULL;
g_assert (window);
priv = window->priv;
g_assert (priv);
g_assert (priv->internal_win_id == hWnd);
g_assert (priv->gl_context == wglGetCurrentContext());
switch ( uMsg ) {
case WM_SIZE:
{
if (priv->resize_cb)
priv->resize_cb (priv->resize_data, LOWORD(lParam), HIWORD(lParam));
break;
}
case WM_PAINT:
{
if (priv->draw_cb)
{
PAINTSTRUCT ps;
BeginPaint (hWnd, &ps);
priv->draw_cb (priv->draw_data);
SwapBuffers (priv->device);
EndPaint (hWnd, &ps);
}
break;
}
case WM_CLOSE:
{
HWND parent_id = 0;
g_debug ("WM_CLOSE\n");
parent_id = GetProp (hWnd, "gl_window_parent_id");
if (parent_id)
{
WNDPROC parent_proc = GetProp (parent_id, "gl_window_parent_proc");
g_assert (parent_proc);
SetWindowLongPtr (parent_id, GWL_WNDPROC, (LONG) (guint64) parent_proc);
SetParent (hWnd, NULL);
RemoveProp (parent_id, "gl_window_parent_proc");
RemoveProp (hWnd, "gl_window_parent_id");
}
priv->is_closed = TRUE;
RemoveProp (hWnd, "gl_window");
if (!wglMakeCurrent (NULL, NULL))
g_debug ("failed to make current %d, %x\r\n", hWnd, GetLastError());
if (priv->gl_context)
{
if (!wglDeleteContext (priv->gl_context))
g_debug ("failed to destroy context %d, %x\r\n", priv->gl_context, GetLastError());
}
if (priv->internal_win_id)
{
g_debug ("BEFORE\n");
if (!DestroyWindow(priv->internal_win_id))
g_debug ("failed to destroy window %d, %x\r\n", hWnd, GetLastError());
g_debug ("AFTER\n");
}
PostQuitMessage (0);
break;
}
case WM_CAPTURECHANGED:
{
g_debug ("WM_CAPTURECHANGED\n");
if (priv->draw_cb)
priv->draw_cb (priv->draw_data);
break;
}
case WM_GSTGLWINDOW:
{
if (priv->is_closed && priv->close_cb)
priv->close_cb (priv->close_data);
else
{
GstGLWindowCB custom_cb = (GstGLWindowCB) lParam;
custom_cb ((gpointer) wParam);
}
break;
}
case WM_ERASEBKGND:
return TRUE;
default:
return DefWindowProc( hWnd, uMsg, wParam, lParam );
}
return 0;
}
else
return DefWindowProc( hWnd, uMsg, wParam, lParam );
}
LRESULT FAR PASCAL sub_class_proc (HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
WNDPROC window_parent_proc = GetProp (hWnd, "gl_window_parent_proc");
if (uMsg == WM_SIZE)
{
HWND gl_window_id = GetProp (hWnd, "gl_window_id");
MoveWindow (gl_window_id, 0, 0, LOWORD(lParam), HIWORD(lParam), FALSE);
}
return CallWindowProc (window_parent_proc, hWnd, uMsg, wParam, lParam);
}
*/