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gstreamer/ext/gl/gstopengl.c
Matthew Waters f960beaa98 gl: add a new overlay compositor element 
Flattens all the overlays from the GstVideoOverlayCompositionMeta into
the video stream.

https://bugzilla.gnome.org/show_bug.cgi?id=759867
2018-10-04 14:28:35 +10:00

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/*
* GStreamer
* Copyright (C) 2003 Julien Moutte <julien@moutte.net>
* Copyright (C) 2005,2006,2007 David A. Schleef <ds@schleef.org>
* Copyright (C) 2008 Julien Isorce <julien.isorce@gmail.com>
* Copyright (C) 2008 Filippo Argiolas <filippo.argiolas@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.
*/
/**
* SECTION:plugin-opengl
* @title: GstOpengl
*
* Cross-platform OpenGL plugin.
*
* ## Debugging
*
* ## Examples
* |[
* gst-launch-1.0 --gst-debug=gldisplay:3 videotestsrc ! glimagesink
* ]| A debugging pipeline.
|[
* GST_DEBUG=gl*:6 gst-launch-1.0 videotestsrc ! glimagesink
* ]| A debugging pipelines related to shaders.
*
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#undef HAVE_VIDEO_AGGREGATOR_IN_BASE
#include "gstglimagesink.h"
#include "gstgluploadelement.h"
#include "gstgldownloadelement.h"
#include "gstglcolorconvertelement.h"
#include "gstglcolorbalance.h"
#include "gstglfilterbin.h"
#include "gstglsinkbin.h"
#include "gstglsrcbin.h"
#include "gstglfiltercube.h"
#include "gstgleffects.h"
#include "gstglcolorscale.h"
#ifdef HAVE_VIDEO_AGGREGATOR_IN_BASE
#include "gstglmixerbin.h"
#include "gstglvideomixer.h"
#include "gstglstereomix.h"
#endif
#include "gstglfiltershader.h"
#include "gstglfilterapp.h"
#include "gstglstereosplit.h"
#include "gstglviewconvert.h"
#include "gstgltestsrc.h"
#include "gstgldeinterlace.h"
#include "gstglalpha.h"
#include "gstgloverlaycompositorelement.h"
#ifdef HAVE_GRAPHENE
#include "gstgltransformation.h"
#include "gstglvideoflip.h"
#endif
#if defined(HAVE_JPEG) && defined(HAVE_PNG)
#include "gstgloverlay.h"
#endif
#if GST_GL_HAVE_OPENGL
#include "gstglfilterglass.h"
/* #include "gstglfilterreflectedscreen.h" */
#ifdef HAVE_VIDEO_AGGREGATOR_IN_BASE
#include "gstglmosaic.h"
#endif
#ifdef HAVE_PNG
#include "gstgldifferencematte.h"
/* #include "gstglbumper.h" */
#endif /* HAVE_PNG */
#endif /* GST_GL_HAVE_OPENGL */
#if GST_GL_HAVE_WINDOW_COCOA
/* avoid including Cocoa/CoreFoundation from a C file... */
extern GType gst_ca_opengl_layer_sink_bin_get_type (void);
#endif
#if GST_GL_HAVE_WINDOW_DISPMANX
extern void bcm_host_init (void);
#endif
#if GST_GL_HAVE_WINDOW_X11
#include <X11/Xlib.h>
#endif
#define GST_CAT_DEFAULT gst_gl_gstgl_debug
GST_DEBUG_CATEGORY_STATIC (GST_CAT_DEFAULT);
/* Register filters that make up the gstgl plugin */
static gboolean
plugin_init (GstPlugin * plugin)
{
GST_DEBUG_CATEGORY_INIT (gst_gl_gstgl_debug, "gstopengl", 0, "gstopengl");
#if GST_GL_HAVE_WINDOW_DISPMANX
GST_DEBUG ("Initialize BCM host");
bcm_host_init ();
#endif
#if GST_GL_HAVE_WINDOW_X11
if (g_getenv ("GST_GL_XINITTHREADS"))
XInitThreads ();
#endif
if (!gst_element_register (plugin, "glimagesink",
GST_RANK_SECONDARY, gst_gl_image_sink_bin_get_type ())) {
return FALSE;
}
if (!gst_element_register (plugin, "glimagesinkelement",
GST_RANK_NONE, gst_glimage_sink_get_type ())) {
return FALSE;
}
if (!gst_element_register (plugin, "glupload",
GST_RANK_NONE, GST_TYPE_GL_UPLOAD_ELEMENT)) {
return FALSE;
}
if (!gst_element_register (plugin, "gldownload",
GST_RANK_NONE, GST_TYPE_GL_DOWNLOAD_ELEMENT)) {
return FALSE;
}
if (!gst_element_register (plugin, "glcolorconvert",
GST_RANK_NONE, GST_TYPE_GL_COLOR_CONVERT_ELEMENT)) {
return FALSE;
}
if (!gst_element_register (plugin, "glcolorbalance",
GST_RANK_NONE, GST_TYPE_GL_COLOR_BALANCE)) {
return FALSE;
}
if (!gst_element_register (plugin, "glfilterbin",
GST_RANK_NONE, GST_TYPE_GL_FILTER_BIN)) {
return FALSE;
}
if (!gst_element_register (plugin, "glsinkbin",
GST_RANK_NONE, GST_TYPE_GL_SINK_BIN)) {
return FALSE;
}
if (!gst_element_register (plugin, "glsrcbin",
GST_RANK_NONE, GST_TYPE_GL_SRC_BIN)) {
return FALSE;
}
#ifdef HAVE_VIDEO_AGGREGATOR_IN_BASE
if (!gst_element_register (plugin, "glmixerbin",
GST_RANK_NONE, GST_TYPE_GL_MIXER_BIN)) {
return FALSE;
}
#endif
if (!gst_element_register (plugin, "glfiltercube",
GST_RANK_NONE, GST_TYPE_GL_FILTER_CUBE)) {
return FALSE;
}
#ifdef HAVE_GRAPHENE
if (!gst_element_register (plugin, "gltransformation",
GST_RANK_NONE, GST_TYPE_GL_TRANSFORMATION)) {
return FALSE;
}
if (!gst_element_register (plugin, "glvideoflip",
GST_RANK_NONE, GST_TYPE_GL_VIDEO_FLIP)) {
return FALSE;
}
#endif
if (!gst_gl_effects_register_filters (plugin, GST_RANK_NONE)) {
return FALSE;
};
if (!gst_element_register (plugin, "glcolorscale",
GST_RANK_NONE, GST_TYPE_GL_COLORSCALE)) {
return FALSE;
}
#ifdef HAVE_VIDEO_AGGREGATOR_IN_BASE
if (!gst_element_register (plugin, "glvideomixer",
GST_RANK_NONE, gst_gl_video_mixer_bin_get_type ())) {
return FALSE;
}
if (!gst_element_register (plugin, "glvideomixerelement",
GST_RANK_NONE, gst_gl_video_mixer_get_type ())) {
return FALSE;
}
#endif
if (!gst_element_register (plugin, "glshader",
GST_RANK_NONE, gst_gl_filtershader_get_type ())) {
return FALSE;
}
if (!gst_element_register (plugin, "glfilterapp",
GST_RANK_NONE, GST_TYPE_GL_FILTER_APP)) {
return FALSE;
}
if (!gst_element_register (plugin, "glviewconvert",
GST_RANK_NONE, GST_TYPE_GL_VIEW_CONVERT_ELEMENT)) {
return FALSE;
}
if (!gst_element_register (plugin, "glstereosplit",
GST_RANK_NONE, GST_TYPE_GL_STEREOSPLIT)) {
return FALSE;
}
#ifdef HAVE_VIDEO_AGGREGATOR_IN_BASE
if (!gst_element_register (plugin, "glstereomix",
GST_RANK_NONE, GST_TYPE_GL_STEREO_MIX)) {
return FALSE;
}
#endif
if (!gst_element_register (plugin, "gltestsrc",
GST_RANK_NONE, GST_TYPE_GL_TEST_SRC)) {
return FALSE;
}
if (!gst_element_register (plugin, "gldeinterlace",
GST_RANK_NONE, GST_TYPE_GL_DEINTERLACE)) {
return FALSE;
}
if (!gst_element_register (plugin, "glalpha",
GST_RANK_NONE, GST_TYPE_GL_ALPHA)) {
return FALSE;
}
if (!gst_element_register (plugin, "gloverlaycompositor",
GST_RANK_NONE, GST_TYPE_GL_OVERLAY_COMPOSITOR_ELEMENT)) {
return FALSE;
}
#if defined(HAVE_JPEG) && defined(HAVE_PNG)
if (!gst_element_register (plugin, "gloverlay",
GST_RANK_NONE, gst_gl_overlay_get_type ())) {
return FALSE;
}
#endif
#if GST_GL_HAVE_OPENGL
if (!gst_element_register (plugin, "glfilterglass",
GST_RANK_NONE, GST_TYPE_GL_FILTER_GLASS)) {
return FALSE;
}
#if 0
if (!gst_element_register (plugin, "glfilterreflectedscreen",
GST_RANK_NONE, GST_TYPE_GL_FILTER_REFLECTED_SCREEN)) {
return FALSE;
}
#endif
#ifdef HAVE_VIDEO_AGGREGATOR_IN_BASE
if (!gst_element_register (plugin, "glmosaic",
GST_RANK_NONE, GST_TYPE_GL_MOSAIC)) {
return FALSE;
}
#endif
#ifdef HAVE_PNG
if (!gst_element_register (plugin, "gldifferencematte",
GST_RANK_NONE, gst_gl_differencematte_get_type ())) {
return FALSE;
}
#if 0
if (!gst_element_register (plugin, "glbumper",
GST_RANK_NONE, gst_gl_bumper_get_type ())) {
return FALSE;
}
#endif
#endif /* HAVE_PNG */
#endif /* GST_GL_HAVE_OPENGL */
#if GST_GL_HAVE_WINDOW_COCOA
if (!gst_element_register (plugin, "caopengllayersink",
GST_RANK_NONE, gst_ca_opengl_layer_sink_bin_get_type ())) {
return FALSE;
}
#endif
return TRUE;
}
GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
GST_VERSION_MINOR,
opengl,
"OpenGL plugin",
plugin_init, VERSION, GST_LICENSE, GST_PACKAGE_NAME, GST_PACKAGE_ORIGIN)
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