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vtenc: Add support for I420

Browse source 
https://bugzilla.gnome.org/show_bug.cgi?id=709241
This commit is contained in:
Dominik Röttsches 2013-10-02 05:49:43 +03:00 committed by Sebastian Dröge
parent 24c79af394
commit b002490ab2
1 changed files with 17 additions and 11 deletions
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28
sys/applemedia/vtenc.c
View file

@ -99,6 +99,9 @@ static GstVTEncFrame *gst_vtenc_frame_new (GstBuffer * buf,
GstVideoInfo * videoinfo);
static void gst_vtenc_frame_free (GstVTEncFrame * frame);
static GstStaticCaps sink_caps =
GST_STATIC_CAPS (GST_VIDEO_CAPS_MAKE ("{ NV12, I420 }"));
static void
gst_vtenc_base_init (GstVTEncClass * klass)
{
@ -124,14 +127,7 @@ gst_vtenc_base_init (GstVTEncClass * klass)
g_free (description);
sink_template = gst_pad_template_new ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
gst_caps_new_simple ("video/x-raw",
"format", G_TYPE_STRING, "NV12",
"width", GST_TYPE_INT_RANGE, min_width, max_width,
"height", GST_TYPE_INT_RANGE, min_height, max_height,
"framerate", GST_TYPE_FRACTION_RANGE,
min_fps_n, min_fps_d, max_fps_n, max_fps_d, NULL));
GST_PAD_SINK, GST_PAD_ALWAYS, gst_static_caps_get (&sink_caps));
gst_element_class_add_pad_template (element_class, sink_template);
src_caps = gst_caps_new_simple (codec_details->mimetype,
@ -537,8 +533,6 @@ gst_vtenc_create_session (GstVTEnc * self)
pb_attrs = CFDictionaryCreateMutable (NULL, 0, &kCFTypeDictionaryKeyCallBacks,
&kCFTypeDictionaryValueCallBacks);
gst_vtutil_dict_set_i32 (pb_attrs, kCVPixelBufferPixelFormatTypeKey,
kCVPixelFormatType_420YpCbCr8BiPlanarVideoRange);
gst_vtutil_dict_set_i32 (pb_attrs, kCVPixelBufferWidthKey,
self->negotiated_width);
gst_vtutil_dict_set_i32 (pb_attrs, kCVPixelBufferHeightKey,
@ -790,6 +784,7 @@ gst_vtenc_encode_frame (GstVTEnc * self, GstBuffer * buf)
size_t plane_widths[num_planes];
size_t plane_heights[num_planes];
size_t plane_bytes_per_row[num_planes];
OSType pixel_format_type;
size_t i;
for (i = 0; i < num_planes; i++) {
@ -803,9 +798,20 @@ gst_vtenc_encode_frame (GstVTEnc * self, GstBuffer * buf)
GST_VIDEO_FRAME_COMP_STRIDE (&frame->videoframe, i);
}
switch (GST_VIDEO_INFO_FORMAT (&self->video_info)) {
case GST_VIDEO_FORMAT_I420:
pixel_format_type = kCVPixelFormatType_420YpCbCr8Planar;
break;
case GST_VIDEO_FORMAT_NV12:
pixel_format_type = kCVPixelFormatType_420YpCbCr8BiPlanarVideoRange;
break;
default:
goto cv_error;
}
cv_ret = CVPixelBufferCreateWithPlanarBytes (NULL,
self->negotiated_width, self->negotiated_height,
kCVPixelFormatType_420YpCbCr8BiPlanarVideoRange,
pixel_format_type,
NULL,
GST_VIDEO_FRAME_SIZE (&frame->videoframe),
num_planes,