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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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applemedia: port avfvideosrc to 1.0
This commit is contained in:
Matthieu Bouron
Andoni Morales Alastruey
parent
21a6adf53c
commit
06d59e7829
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@ -34,19 +34,20 @@
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GST_DEBUG_CATEGORY (gst_avf_video_src_debug);
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#define GST_CAT_DEFAULT gst_avf_video_src_debug
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#define VIDEO_CAPS_YUV(width, height) "video/x-raw-yuv, " \
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"format = (fourcc) { NV12, UYVY, YUY2 }, " \
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#define VIDEO_CAPS_YUV(width, height) "video/x-raw, " \
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"format = (string) { NV12, UYVY, YUY2 }, " \
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"framerate = " GST_VIDEO_FPS_RANGE ", " \
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"width = (int) " G_STRINGIFY (width) ", height = (int) " G_STRINGIFY (height)
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#define VIDEO_CAPS_BGRA(width, height) "video/x-raw-rgb, " \
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#define VIDEO_CAPS_BGRA(width, height) "video/x-raw, " \
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"format = (string) { BGRA }, " \
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"bpp = (int) 32, " \
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"depth = (int) 32, " \
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"endianness = (int) BIG_ENDIAN, " \
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"red_mask = (int) " GST_VIDEO_BYTE3_MASK_32 ", " \
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"green_mask = (int) " GST_VIDEO_BYTE2_MASK_32 ", " \
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"blue_mask = (int) " GST_VIDEO_BYTE1_MASK_32 ", " \
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"alpha_mask = (int) " GST_VIDEO_BYTE4_MASK_32 ", " \
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"red_mask = (int)0x0000FF00, " \
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"green_mask = (int)0x00FF0000, " \
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"blue_mask = (int)0xFF000000, " \
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"alpha_mask = (int)0x000000FF, " \
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"width = (int) " G_STRINGIFY (width) ", height = (int) " G_STRINGIFY (height)
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static GstStaticPadTemplate src_template = GST_STATIC_PAD_TEMPLATE ("src",
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@ -71,7 +72,8 @@ typedef enum _QueueState {
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HAS_BUFFER_OR_STOP_REQUEST,
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} QueueState;
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static GstPushSrcClass * parent_class;
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#define gst_avf_video_src_parent_class parent_class
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G_DEFINE_TYPE (GstAVFVideoSrc, gst_avf_video_src, GST_TYPE_PUSH_SRC);
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@interface GstAVFVideoSrcImpl : NSObject <AVCaptureVideoDataOutputSampleBufferDelegate> {
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GstElement *element;
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@ -217,7 +219,6 @@ didOutputSampleBuffer:(CMSampleBufferRef)sampleBuffer
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[output setSampleBufferDelegate:self
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queue:workerQueue];
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output.alwaysDiscardsLateVideoFrames = YES;
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output.minFrameDuration = kCMTimeZero; /* unlimited */
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output.videoSettings = nil; /* device native format */
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session = [[AVCaptureSession alloc] init];
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@ -254,9 +255,13 @@ didOutputSampleBuffer:(CMSampleBufferRef)sampleBuffer
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[self waitForMainQueueToDrain];
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}
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#define GST_AVF_CAPS_NEW(format, w, h) \
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(gst_video_format_new_caps (format, w, h, \
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DEVICE_FPS_N, DEVICE_FPS_D, 1, 1))
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#define GST_AVF_CAPS_NEW(format, w, h) \
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(gst_caps_new_simple ("video/x-raw", \
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"width", G_TYPE_INT, w, \
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"height", G_TYPE_INT, h, \
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"format", G_TYPE_STRING, gst_video_format_to_string (format), \
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"framerate", GST_TYPE_FRACTION, DEVICE_FPS_N, DEVICE_FPS_D, \
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NULL))
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- (GstCaps *)getCaps
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{
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@ -308,7 +313,14 @@ didOutputSampleBuffer:(CMSampleBufferRef)sampleBuffer
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- (BOOL)setCaps:(GstCaps *)caps
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{
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gst_video_format_parse_caps (caps, &format, &width, &height);
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GstVideoInfo info;
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gst_video_info_init (&info);
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gst_video_info_from_caps (&info, caps);
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width = info.width;
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height = info.height;
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format = info.finfo->format;
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dispatch_async (mainQueue, ^{
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int newformat;
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@ -358,7 +370,7 @@ didOutputSampleBuffer:(CMSampleBufferRef)sampleBuffer
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GST_DEBUG_OBJECT(element,
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"Width: %d Height: %d Format: %" GST_FOURCC_FORMAT,
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width, height,
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GST_FOURCC_ARGS (gst_video_format_to_fourc(format)));
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GST_FOURCC_ARGS (gst_video_format_to_fourcc (format)));
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output.videoSettings = [NSDictionary dictionaryWithObject:[NSNumber numberWithInt:newformat] forKey:(NSString*)kCVPixelBufferPixelFormatTypeKey];
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@ -600,8 +612,6 @@ enum
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PROP_FPS
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};
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GST_BOILERPLATE (GstAVFVideoSrc, gst_avf_video_src, GstPushSrc,
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GST_TYPE_PUSH_SRC);
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static void gst_avf_video_src_finalize (GObject * obj);
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static void gst_avf_video_src_get_property (GObject * object, guint prop_id,
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@ -610,7 +620,8 @@ static void gst_avf_video_src_set_property (GObject * object, guint prop_id,
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const GValue * value, GParamSpec * pspec);
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static GstStateChangeReturn gst_avf_video_src_change_state (
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GstElement * element, GstStateChange transition);
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static GstCaps * gst_avf_video_src_get_caps (GstBaseSrc * basesrc);
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static GstCaps * gst_avf_video_src_get_caps (GstBaseSrc * basesrc,
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GstCaps * filter);
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static gboolean gst_avf_video_src_set_caps (GstBaseSrc * basesrc,
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GstCaps * caps);
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static gboolean gst_avf_video_src_start (GstBaseSrc * basesrc);
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@ -622,19 +633,6 @@ static gboolean gst_avf_video_src_unlock_stop (GstBaseSrc * basesrc);
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static GstFlowReturn gst_avf_video_src_create (GstPushSrc * pushsrc,
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GstBuffer ** buf);
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static void
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gst_avf_video_src_base_init (gpointer gclass)
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{
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GstElementClass *element_class = GST_ELEMENT_CLASS (gclass);
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gst_element_class_set_metadata (element_class,
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"Video Source (AVFoundation)", "Source/Video",
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"Reads frames from an iOS AVFoundation device",
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"Ole André Vadla Ravnås <oleavr@soundrop.com>");
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gst_element_class_add_pad_template (element_class,
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gst_static_pad_template_get (&src_template));
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}
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static void
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gst_avf_video_src_class_init (GstAVFVideoSrcClass * klass)
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@ -660,6 +658,14 @@ gst_avf_video_src_class_init (GstAVFVideoSrcClass * klass)
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gstpushsrc_class->create = gst_avf_video_src_create;
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gst_element_class_set_metadata (gstelement_class,
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"Video Source (AVFoundation)", "Source/Video",
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"Reads frames from an iOS AVFoundation device",
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"Ole André Vadla Ravnås <oleavr@soundrop.com>");
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gst_element_class_add_pad_template (gstelement_class,
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gst_static_pad_template_get (&src_template));
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g_object_class_install_property (gobject_class, PROP_DEVICE_INDEX,
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g_param_spec_int ("device-index", "Device Index",
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"The zero-based device index",
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@ -685,8 +691,9 @@ gst_avf_video_src_class_init (GstAVFVideoSrcClass * klass)
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#define OBJC_CALLOUT_END() \
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[pool release]
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static void
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gst_avf_video_src_init (GstAVFVideoSrc * src, GstAVFVideoSrcClass * gclass)
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gst_avf_video_src_init (GstAVFVideoSrc * src)
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{
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OBJC_CALLOUT_BEGIN ();
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src->impl = [[GstAVFVideoSrcImpl alloc] initWithSrc:GST_PUSH_SRC (src)];
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@ -759,7 +766,7 @@ gst_avf_video_src_change_state (GstElement * element, GstStateChange transition)
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}
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static GstCaps *
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gst_avf_video_src_get_caps (GstBaseSrc * basesrc)
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gst_avf_video_src_get_caps (GstBaseSrc * basesrc, GstCaps * filter)
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{
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GstCaps *ret;
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@ -53,10 +53,8 @@ plugin_init (GstPlugin * plugin)
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#ifdef HAVE_IOS
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res &= gst_element_register (plugin, "iosassetsrc", GST_RANK_SECONDARY,
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GST_TYPE_IOS_ASSET_SRC);
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#if 0
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res = gst_element_register (plugin, "avfvideosrc", GST_RANK_NONE,
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res &= gst_element_register (plugin, "avfvideosrc", GST_RANK_NONE,
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GST_TYPE_AVF_VIDEO_SRC);
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#endif
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#else
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enable_mt_mode ();
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