mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-24 09:10:36 +00:00
[803/906] raspberrypi: add support for dispmanx
See https://bugzilla.gnome.org/show_bug.cgi?id=703342
This commit is contained in:
parent
0537f8ea26
commit
dd679dee25
7 changed files with 487 additions and 5 deletions
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@ -2,7 +2,7 @@
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lib_LTLIBRARIES = libgstgl-@GST_API_VERSION@.la
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SUBDIRS = glprototypes
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DIST_SUBDIRS = glprototypes android x11 win32 cocoa wayland
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DIST_SUBDIRS = glprototypes android x11 win32 cocoa wayland dispmanx
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noinst_HEADERS =
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@ -50,6 +50,11 @@ SUBDIRS += wayland
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libgstgl_@GST_API_VERSION@_la_LIBADD += wayland/libgstgl-wayland.la
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endif
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if HAVE_WINDOW_DISPMANX
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SUBDIRS += dispmanx
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libgstgl_@GST_API_VERSION@_la_LIBADD += dispmanx/libgstgl-dispmanx.la
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endif
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if HAVE_WINDOW_ANDROID
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SUBDIRS += android
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libgstgl_@GST_API_VERSION@_la_LIBADD += android/libgstgl-android.la
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21
gst-libs/gst/gl/dispmanx/Makefile.am
Normal file
21
gst-libs/gst/gl/dispmanx/Makefile.am
Normal file
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@ -0,0 +1,21 @@
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## Process this file with automake to produce Makefile.in
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noinst_LTLIBRARIES = libgstgl-dispmanx.la
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libgstgl_dispmanx_la_SOURCES = \
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gstglwindow_dispmanx_egl.c
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noinst_HEADERS = \
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gstglwindow_dispmanx_egl.h
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libgstgl_dispmanx_la_CFLAGS = \
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-I$(top_srcdir)/gst-libs \
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$(GL_CFLAGS) \
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$(X_CFLAGS) \
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$(GST_PLUGINS_BASE_CFLAGS) \
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$(GST_BASE_CFLAGS) \
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$(GST_CFLAGS)
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libgstgl_dispmanx_la_LDFLAGS = \
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$(GST_LIB_LDFLAGS) \
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$(GST_ALL_LDFLAGS)
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344
gst-libs/gst/gl/dispmanx/gstglwindow_dispmanx_egl.c
Normal file
344
gst-libs/gst/gl/dispmanx/gstglwindow_dispmanx_egl.c
Normal file
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@ -0,0 +1,344 @@
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/*
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* GStreamer
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* Copyright (C) 2013 Julien Isorce <julien.isorce@collabora.co.uk>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#define GLIB_DISABLE_DEPRECATION_WARNINGS
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include "../gstgl_fwd.h"
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#include <gst/gl/gstglcontext.h>
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#include "gstglwindow_dispmanx_egl.h"
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#define GST_CAT_DEFAULT gst_gl_window_debug
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#define gst_gl_window_dispmanx_egl_parent_class parent_class
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G_DEFINE_TYPE (GstGLWindowDispmanxEGL, gst_gl_window_dispmanx_egl,
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GST_GL_TYPE_WINDOW);
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static guintptr gst_gl_window_dispmanx_egl_get_window_handle (GstGLWindow *
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window);
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static void gst_gl_window_dispmanx_egl_set_window_handle (GstGLWindow * window,
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guintptr handle);
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static void gst_gl_window_dispmanx_egl_draw (GstGLWindow * window, guint width,
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guint height);
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static void gst_gl_window_dispmanx_egl_run (GstGLWindow * window);
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static void gst_gl_window_dispmanx_egl_quit (GstGLWindow * window);
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static void gst_gl_window_dispmanx_egl_send_message (GstGLWindow * window,
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GstGLWindowCB callback, gpointer data);
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static void gst_gl_window_dispmanx_egl_close (GstGLWindow * window);
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static gboolean gst_gl_window_dispmanx_egl_open (GstGLWindow * window,
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GError ** error);
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static guintptr gst_gl_window_dispmanx_egl_get_display (GstGLWindow * window);
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static void window_resize (GstGLWindowDispmanxEGL * window_egl, guint width,
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guint height);
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static void
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gst_gl_window_dispmanx_egl_class_init (GstGLWindowDispmanxEGLClass * klass)
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{
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GstGLWindowClass *window_class = (GstGLWindowClass *) klass;
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window_class->get_window_handle =
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GST_DEBUG_FUNCPTR (gst_gl_window_dispmanx_egl_get_window_handle);
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window_class->set_window_handle =
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GST_DEBUG_FUNCPTR (gst_gl_window_dispmanx_egl_set_window_handle);
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window_class->draw_unlocked =
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GST_DEBUG_FUNCPTR (gst_gl_window_dispmanx_egl_draw);
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window_class->draw = GST_DEBUG_FUNCPTR (gst_gl_window_dispmanx_egl_draw);
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window_class->run = GST_DEBUG_FUNCPTR (gst_gl_window_dispmanx_egl_run);
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window_class->quit = GST_DEBUG_FUNCPTR (gst_gl_window_dispmanx_egl_quit);
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window_class->send_message =
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GST_DEBUG_FUNCPTR (gst_gl_window_dispmanx_egl_send_message);
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window_class->close = GST_DEBUG_FUNCPTR (gst_gl_window_dispmanx_egl_close);
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window_class->open = GST_DEBUG_FUNCPTR (gst_gl_window_dispmanx_egl_open);
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window_class->get_display =
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GST_DEBUG_FUNCPTR (gst_gl_window_dispmanx_egl_get_display);
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}
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static void
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gst_gl_window_dispmanx_egl_init (GstGLWindowDispmanxEGL * window)
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{
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}
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/* Must be called in the gl thread */
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GstGLWindowDispmanxEGL *
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gst_gl_window_dispmanx_egl_new (void)
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{
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GstGLWindowDispmanxEGL *window;
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GST_DEBUG ("creating Dispmanx EGL window");
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window = g_object_new (GST_GL_TYPE_WINDOW_DISPMANX_EGL, NULL);
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gst_gl_window_set_need_lock (GST_GL_WINDOW (window), FALSE);
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window->egldisplay = EGL_DEFAULT_DISPLAY;
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window->display = 0;
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window->dp_width = 0;
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window->dp_height = 0;
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window->native.element = 0;
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window->native.width = 0;
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window->native.height = 0;
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return window;
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}
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static void
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gst_gl_window_dispmanx_egl_close (GstGLWindow * window)
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{
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GstGLWindowDispmanxEGL *window_egl;
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DISPMANX_UPDATE_HANDLE_T dispman_update;
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window_egl = GST_GL_WINDOW_DISPMANX_EGL (window);
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if (window_egl->native.element) {
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dispman_update = vc_dispmanx_update_start (0);
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vc_dispmanx_element_remove (dispman_update, window_egl->native.element);
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vc_dispmanx_update_submit_sync (dispman_update);
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}
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vc_dispmanx_display_close (window_egl->display);
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g_main_loop_unref (window_egl->loop);
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window_egl->loop = NULL;
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g_main_context_unref (window_egl->main_context);
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window_egl->main_context = NULL;
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}
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static gboolean
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gst_gl_window_dispmanx_egl_open (GstGLWindow * window, GError ** error)
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{
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GstGLWindowDispmanxEGL *window_egl = GST_GL_WINDOW_DISPMANX_EGL (window);
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gint ret = graphics_get_display_size (0, &window_egl->dp_width,
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&window_egl->dp_height);
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if (ret < 0) {
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GST_ERROR ("Can't open display");
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return FALSE;
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}
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GST_DEBUG ("Got display size: %dx%d\n", window_egl->dp_width,
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window_egl->dp_height);
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window_egl->native.width = 0;
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window_egl->native.height = 0;
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window_egl->display = vc_dispmanx_display_open (0);
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window_egl->native.element = 0;
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window_egl->main_context = g_main_context_new ();
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window_egl->loop = g_main_loop_new (window_egl->main_context, FALSE);
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window_resize (window_egl, 16, 16);
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return TRUE;
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}
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static void
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gst_gl_window_dispmanx_egl_run (GstGLWindow * window)
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{
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GstGLWindowDispmanxEGL *window_egl;
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window_egl = GST_GL_WINDOW_DISPMANX_EGL (window);
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GST_LOG ("starting main loop");
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g_main_loop_run (window_egl->loop);
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GST_LOG ("exiting main loop");
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}
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static void
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gst_gl_window_dispmanx_egl_quit (GstGLWindow * window)
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{
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GstGLWindowDispmanxEGL *window_egl;
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window_egl = GST_GL_WINDOW_DISPMANX_EGL (window);
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GST_LOG ("sending quit");
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g_main_loop_quit (window_egl->loop);
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GST_LOG ("quit sent");
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}
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typedef struct _GstGLMessage
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{
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GMutex lock;
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GCond cond;
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gboolean fired;
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GstGLWindowCB callback;
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gpointer data;
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} GstGLMessage;
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static gboolean
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_run_message (GstGLMessage * message)
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{
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g_mutex_lock (&message->lock);
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if (message->callback)
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message->callback (message->data);
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message->fired = TRUE;
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g_cond_signal (&message->cond);
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g_mutex_unlock (&message->lock);
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return FALSE;
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}
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static void
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gst_gl_window_dispmanx_egl_send_message (GstGLWindow * window,
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GstGLWindowCB callback, gpointer data)
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{
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GstGLWindowDispmanxEGL *window_egl;
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GstGLMessage message;
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window_egl = GST_GL_WINDOW_DISPMANX_EGL (window);
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message.callback = callback;
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message.data = data;
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message.fired = FALSE;
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g_mutex_init (&message.lock);
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g_cond_init (&message.cond);
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g_main_context_invoke (window_egl->main_context, (GSourceFunc) _run_message,
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&message);
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g_mutex_lock (&message.lock);
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while (!message.fired)
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g_cond_wait (&message.cond, &message.lock);
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g_mutex_unlock (&message.lock);
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}
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static guintptr
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gst_gl_window_dispmanx_egl_get_window_handle (GstGLWindow * window)
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{
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return (guintptr) & GST_GL_WINDOW_DISPMANX_EGL (window)->native;
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}
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static void
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gst_gl_window_dispmanx_egl_set_window_handle (GstGLWindow * window,
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guintptr handle)
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{
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}
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static void
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window_resize (GstGLWindowDispmanxEGL * window_egl, guint width, guint height)
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{
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GST_DEBUG ("resizing window from %ux%u to %ux%u",
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window_egl->native.width, window_egl->native.height, width, height);
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if (window_egl->display) {
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VC_RECT_T dst_rect;
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VC_RECT_T src_rect;
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GstVideoRectangle src, dst, res;
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DISPMANX_UPDATE_HANDLE_T dispman_update;
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/* Center width*height frame inside dp_width*dp_height */
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src.w = width;
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src.h = height;
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src.x = src.y = 0;
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dst.w = window_egl->dp_width;
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dst.h = window_egl->dp_height;
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dst.x = dst.y = 0;
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gst_video_sink_center_rect (src, dst, &res, TRUE);
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dst_rect.x = res.x;
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dst_rect.y = res.y;
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dst_rect.width = res.w;
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dst_rect.height = res.h;
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src_rect.x = 0;
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src_rect.y = 0;
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src_rect.width = width << 16;
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src_rect.height = height << 16;
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dispman_update = vc_dispmanx_update_start (0);
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if (window_egl->native.element) {
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vc_dispmanx_element_remove (dispman_update, window_egl->native.element);
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}
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window_egl->native.element = vc_dispmanx_element_add (dispman_update,
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window_egl->display, 0, &dst_rect, 0, &src_rect,
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DISPMANX_PROTECTION_NONE, 0, 0, 0);
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vc_dispmanx_update_submit_sync (dispman_update);
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if (GST_GL_WINDOW (window_egl)->resize)
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GST_GL_WINDOW (window_egl)->
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resize (GST_GL_WINDOW (window_egl)->resize_data, width, height);
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}
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window_egl->native.width = width;
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window_egl->native.height = height;
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}
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struct draw
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{
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GstGLWindowDispmanxEGL *window;
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guint width, height;
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};
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static void
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draw_cb (gpointer data)
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{
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struct draw *draw_data = data;
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GstGLWindowDispmanxEGL *window_egl = draw_data->window;
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GstGLWindow *window = GST_GL_WINDOW (window_egl);
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GstGLContext *context = gst_gl_window_get_context (window);
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GstGLContextClass *context_class = GST_GL_CONTEXT_GET_CLASS (context);
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if (window_egl->native.width != draw_data->width
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|| window_egl->native.height != draw_data->height) {
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GST_DEBUG ("dimensions don't match, attempting resize");
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window_resize (window_egl, draw_data->width, draw_data->height);
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}
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if (window->draw)
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window->draw (window->draw_data);
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context_class->swap_buffers (context);
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gst_object_unref (context);
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}
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static void
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gst_gl_window_dispmanx_egl_draw (GstGLWindow * window, guint width,
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guint height)
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{
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struct draw draw_data;
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draw_data.window = GST_GL_WINDOW_DISPMANX_EGL (window);
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draw_data.width = width;
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draw_data.height = height;
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gst_gl_window_send_message (window, (GstGLWindowCB) draw_cb, &draw_data);
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}
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static guintptr
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gst_gl_window_dispmanx_egl_get_display (GstGLWindow * window)
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{
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GstGLWindowDispmanxEGL *window_egl;
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window_egl = GST_GL_WINDOW_DISPMANX_EGL (window);
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return (guintptr) window_egl->egldisplay;
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}
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74
gst-libs/gst/gl/dispmanx/gstglwindow_dispmanx_egl.h
Normal file
74
gst-libs/gst/gl/dispmanx/gstglwindow_dispmanx_egl.h
Normal file
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/*
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* GStreamer
|
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* Copyright (C) 2013 Julien Isorce <julien.isorce@collabora.co.uk>
|
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*
|
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* 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.
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*/
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#ifndef __GST_GL_WINDOW_DISPMANX_EGL_H__
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#define __GST_GL_WINDOW_DISPMANX_EGL_H__
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#include <bcm_host.h>
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#include <gst/video/gstvideosink.h>
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#include <EGL/egl.h>
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#include <gst/gl/gl.h>
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G_BEGIN_DECLS
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#define GST_GL_TYPE_WINDOW_DISPMANX_EGL (gst_gl_window_dispmanx_egl_get_type())
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#define GST_GL_WINDOW_DISPMANX_EGL(o) (G_TYPE_CHECK_INSTANCE_CAST((o), GST_GL_TYPE_WINDOW_DISPMANX_EGL, GstGLWindowDispmanxEGL))
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#define GST_GL_WINDOW_DISPMANX_EGL_CLASS(k) (G_TYPE_CHECK_CLASS((k), GST_GL_TYPE_WINDOW_DISPMANX_EGL, GstGLWindowDispmanxEGLClass))
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#define GST_GL_IS_WINDOW_DISPMANX_EGL(o) (G_TYPE_CHECK_INSTANCE_TYPE((o), GST_GL_TYPE_WINDOW_DISPMANX_EGL))
|
||||
#define GST_GL_IS_WINDOW_DISPMANX_EGL_CLASS(k) (G_TYPE_CHECK_CLASS_TYPE((k), GST_GL_TYPE_WINDOW_DISPMANX_EGL))
|
||||
#define GST_GL_WINDOW_DISPMANX_EGL_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS((o), GST_GL_TYPE_WINDOW_DISPMANX_EGL, GstGLWindowDispmanxEGL_Class))
|
||||
|
||||
typedef struct _GstGLWindowDispmanxEGL GstGLWindowDispmanxEGL;
|
||||
typedef struct _GstGLWindowDispmanxEGLClass GstGLWindowDispmanxEGLClass;
|
||||
|
||||
struct _GstGLWindowDispmanxEGL {
|
||||
/*< private >*/
|
||||
GstGLWindow parent;
|
||||
|
||||
EGLDisplay egldisplay;
|
||||
|
||||
DISPMANX_DISPLAY_HANDLE_T display;
|
||||
uint32_t dp_height;
|
||||
uint32_t dp_width;
|
||||
EGL_DISPMANX_WINDOW_T native;
|
||||
|
||||
GMainContext *main_context;
|
||||
GMainLoop *loop;
|
||||
|
||||
gpointer _reserved[GST_PADDING];
|
||||
};
|
||||
|
||||
struct _GstGLWindowDispmanxEGLClass {
|
||||
/*< private >*/
|
||||
GstGLWindowClass parent_class;
|
||||
|
||||
/*< private >*/
|
||||
gpointer _reserved[GST_PADDING];
|
||||
};
|
||||
|
||||
GType gst_gl_window_dispmanx_egl_get_type (void);
|
||||
|
||||
GstGLWindowDispmanxEGL * gst_gl_window_dispmanx_egl_new (void);
|
||||
|
||||
G_END_DECLS
|
||||
|
||||
#endif /* __GST_GL_WINDOW_X11_H__ */
|
|
@ -340,7 +340,8 @@ gst_gl_context_egl_create_context (GstGLContext * context,
|
|||
#endif
|
||||
}
|
||||
|
||||
window_handle = gst_gl_window_get_window_handle (window);
|
||||
window_handle =
|
||||
(EGLNativeWindowType) gst_gl_window_get_window_handle (window);
|
||||
|
||||
if (window_handle) {
|
||||
egl->egl_surface =
|
||||
|
|
|
@ -250,16 +250,46 @@ gpointer
|
|||
gst_gl_context_default_get_proc_address (GstGLContext * context,
|
||||
const gchar * name)
|
||||
{
|
||||
static GModule *module = NULL;
|
||||
gpointer ret = NULL;
|
||||
|
||||
#ifdef USE_EGL_RPI
|
||||
static GModule *module_egl = NULL;
|
||||
static GModule *module_glesv2 = NULL;
|
||||
|
||||
if (!module_egl)
|
||||
module_egl = g_module_open ("/opt/vc/lib/libEGL.so", G_MODULE_BIND_LAZY);
|
||||
|
||||
if (module_egl) {
|
||||
if (!g_module_symbol (module_egl, name, &ret)) {
|
||||
ret = NULL;
|
||||
}
|
||||
}
|
||||
|
||||
if (ret)
|
||||
return ret;
|
||||
|
||||
if (!module_glesv2)
|
||||
module_glesv2 =
|
||||
g_module_open ("/opt/vc/lib/libGLESv2.so", G_MODULE_BIND_LAZY);
|
||||
|
||||
if (module_glesv2) {
|
||||
if (!g_module_symbol (module_glesv2, name, &ret)) {
|
||||
return NULL;
|
||||
}
|
||||
}
|
||||
#else
|
||||
static GModule *module = NULL;
|
||||
|
||||
if (!module)
|
||||
module = g_module_open (NULL, G_MODULE_BIND_LAZY);
|
||||
module = g_module_open (NULL /*"/opt/vc/lib/libGLESv2.so" */ ,
|
||||
G_MODULE_BIND_LAZY);
|
||||
|
||||
if (module) {
|
||||
if (!g_module_symbol (module, name, &ret))
|
||||
if (!g_module_symbol (module, name, &ret)) {
|
||||
return NULL;
|
||||
}
|
||||
}
|
||||
#endif
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
|
|
@ -45,6 +45,9 @@
|
|||
#if GST_GL_HAVE_WINDOW_ANDROID
|
||||
#include "android/gstglwindow_android_egl.h"
|
||||
#endif
|
||||
#if GST_GL_HAVE_WINDOW_DISPMANX
|
||||
#include "dispmanx/gstglwindow_dispmanx_egl.h"
|
||||
#endif
|
||||
|
||||
#define USING_OPENGL(display) (display->gl_api & GST_GL_API_OPENGL)
|
||||
#define USING_OPENGL3(display) (display->gl_api & GST_GL_API_OPENGL3)
|
||||
|
@ -141,6 +144,10 @@ gst_gl_window_new (GstGLDisplay * display)
|
|||
window = GST_GL_WINDOW (gst_gl_window_cocoa_new ());
|
||||
}
|
||||
#endif
|
||||
#if GST_GL_HAVE_WINDOW_DISPMANX
|
||||
if (!window && (!user_choice || g_strstr_len (user_choice, 8, "dispmanx")))
|
||||
window = GST_GL_WINDOW (gst_gl_window_dispmanx_egl_new ());
|
||||
#endif
|
||||
#if GST_GL_HAVE_WINDOW_WAYLAND
|
||||
if (!window && (!user_choice || g_strstr_len (user_choice, 7, "wayland")))
|
||||
window = GST_GL_WINDOW (gst_gl_window_wayland_egl_new ());
|
||||
|
|
Loading…
Reference in a new issue