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basevideo: Add the caps to the GstVideoState and clean up caps/codec_data properly

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Having access to the caps in ::set_format can be useful if
non-standard caps fields like the h264 alignment must be accessed.
This commit is contained in:
Sebastian Dröge 2011-06-27 09:41:40 +02:00
parent fc93c66d3b
commit 525875727a
3 changed files with 8 additions and 0 deletions
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3
gst-libs/gst/video/gstbasevideocodec.c
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@ -114,6 +114,9 @@ gst_base_video_codec_reset (GstBaseVideoCodec * base_video_codec)
base_video_codec->bytes = 0;
base_video_codec->time = 0;
gst_buffer_replace (&base_video_codec->state.codec_data, NULL);
gst_caps_replace (&base_video_codec->state.caps, NULL);
}
static void

1
gst-libs/gst/video/gstbasevideocodec.h
View file

@ -86,6 +86,7 @@ typedef struct _GstBaseVideoCodecClass GstBaseVideoCodecClass;
struct _GstVideoState
{
GstCaps *caps;
GstVideoFormat format;
int width, height;
int fps_n, fps_d;

4
gst-libs/gst/video/gstbasevideodecoder.c
View file

@ -255,8 +255,12 @@ gst_base_video_decoder_sink_setcaps (GstPad * pad, GstCaps * caps)
state = &GST_BASE_VIDEO_CODEC (base_video_decoder)->state;
gst_buffer_replace (&state->codec_data, NULL);
gst_caps_replace (&state->caps, NULL);
memset (state, 0, sizeof (GstVideoState));
state->caps = gst_caps_ref (caps);
structure = gst_caps_get_structure (caps, 0);
gst_video_format_parse_caps (caps, NULL, &state->width, &state->height);