gstreamer/sys/applemedia/plugin.m
2017-05-18 10:58:20 +01:00

103 lines
2.7 KiB
Objective-C

/*
* Copyright (C) 2009-2010 Ole André Vadla Ravnås <oleavr@soundrop.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 <Foundation/Foundation.h>
#include "corevideomemory.h"
#ifdef HAVE_IOS
#include "iosassetsrc.h"
#include "iosglmemory.h"
#endif
#ifdef HAVE_AVFOUNDATION
#include "avfvideosrc.h"
#include "avfassetsrc.h"
#include "avsamplevideosink.h"
#endif
#ifdef HAVE_VIDEOTOOLBOX
#include "vtdec.h"
#endif
#ifndef HAVE_IOS
#define AV_RANK GST_RANK_SECONDARY
#else
#define AV_RANK GST_RANK_PRIMARY
#endif
#include "atdec.h"
#ifdef HAVE_VIDEOTOOLBOX
void gst_vtenc_register_elements (GstPlugin * plugin);
#endif
#ifndef HAVE_IOS
static void
enable_mt_mode (void)
{
NSThread * th = [[NSThread alloc] init];
[th start];
g_assert ([NSThread isMultiThreaded]);
}
#endif
static gboolean
plugin_init (GstPlugin * plugin)
{
gboolean res = TRUE;
gst_apple_core_video_memory_init ();
#ifdef HAVE_IOS
gst_ios_gl_memory_init ();
res &= gst_element_register (plugin, "iosassetsrc", GST_RANK_SECONDARY,
GST_TYPE_IOS_ASSET_SRC);
#else
enable_mt_mode ();
#endif
#ifdef HAVE_AVFOUNDATION
res &= gst_element_register (plugin, "avfvideosrc", AV_RANK,
GST_TYPE_AVF_VIDEO_SRC);
res &= gst_element_register (plugin, "avfassetsrc", AV_RANK,
GST_TYPE_AVF_ASSET_SRC);
res &= gst_element_register (plugin, "avsamplebufferlayersink",
GST_RANK_NONE, GST_TYPE_AV_SAMPLE_VIDEO_SINK);
#endif
res &= gst_element_register (plugin, "atdec", GST_RANK_MARGINAL, GST_TYPE_ATDEC);
#ifdef HAVE_VIDEOTOOLBOX
/* Check if the framework actually exists at runtime */
if (&VTCompressionSessionCreate != NULL) {
gst_vtdec_register_elements (plugin);
gst_vtenc_register_elements (plugin);
}
#endif
return res;
}
GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
GST_VERSION_MINOR,
applemedia,
"Elements for capture and codec access on Apple OS X and iOS",
plugin_init, VERSION, "LGPL", GST_PACKAGE_NAME, GST_PACKAGE_ORIGIN)