1 /* 2 * GStreamer 3 * Copyright (C) 2015 Matthew Waters <matthew@centricular.com> 4 * 5 * This library is free software; you can redistribute it and/or 6 * modify it under the terms of the GNU Library General Public 7 * License as published by the Free Software Foundation; either 8 * version 2 of the License, or (at your option) any later version. 9 * 10 * This library is distributed in the hope that it will be useful, 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 * Library General Public License for more details. 14 * 15 * You should have received a copy of the GNU Library General Public 16 * License along with this library; if not, write to the 17 * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, 18 * Boston, MA 02110-1301, USA. 19 */ 20 21 #ifndef _AV_SINK_H_ 22 #define _AV_SINK_H_ 23 24 #include <gst/gst.h> 25 #include <gst/video/gstvideosink.h> 26 #include <gst/video/video.h> 27 28 #include <QuartzCore/QuartzCore.h> 29 #include <CoreFoundation/CoreFoundation.h> 30 #include <CoreMedia/CoreMedia.h> 31 #include <AVFoundation/AVFoundation.h> 32 33 G_BEGIN_DECLS 34 35 #define GST_TYPE_AV_SAMPLE_VIDEO_SINK \ 36 (gst_av_sample_video_sink_get_type()) 37 #define GST_AV_SAMPLE_VIDEO_SINK(obj) \ 38 (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_AV_SAMPLE_VIDEO_SINK,GstAVSampleVideoSink)) 39 #define GST_AV_SAMPLE_VIDEO_SINK_CLASS(klass) \ 40 (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_AV_SAMPLE_VIDEO_SINK,GstAVSampleVideoSinkClass)) 41 #define GST_IS_AV_SAMPLE_VIDEO_SINK(obj) \ 42 (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_AV_SAMPLE_VIDEO_SINK)) 43 #define GST_IS_AV_SAMPLE_VIDEO_SINK_CLASS(klass) \ 44 (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_AV_SAMPLE_VIDEO_SINK)) 45 #define GST_AV_SAMPLE_VIDEO_SINK_LAYER(obj) \ 46 ((__bridge AVSampleBufferDisplayLayer *)(obj->layer)) 47 48 typedef struct _GstAVSampleVideoSink GstAVSampleVideoSink; 49 typedef struct _GstAVSampleVideoSinkClass GstAVSampleVideoSinkClass; 50 51 struct _GstAVSampleVideoSink 52 { 53 GstVideoSink video_sink; 54 55 /* NOTE: ARC no longer allows Objective-C pointers in structs. */ 56 /* Instead, use gpointer with explicit __bridge_* calls */ 57 gpointer layer; 58 59 GstVideoInfo info; 60 61 gboolean keep_aspect_ratio; 62 63 GstBufferPool *pool; 64 65 gboolean layer_requesting_data; 66 67 GMutex render_lock; 68 GstBuffer *buffer; 69 GstFlowReturn render_flow_return; 70 }; 71 72 struct _GstAVSampleVideoSinkClass 73 { 74 GstVideoSinkClass video_sink_class; 75 }; 76 77 GType gst_av_sample_video_sink_get_type(void); 78 79 G_END_DECLS 80 81 #endif 82