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asfdemux: Use gst_video_multiview_guess_half_aspect() function

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Use gst_video_multiview_guess_half_aspect() to guess if frame-packed
stereoscopic video is full-frame per view or not.
This commit is contained in:
Jan Schmidt 2015-06-15 16:33:26 +10:00
parent 6f44d6710e
commit c72abcf782
1 changed files with 11 additions and 2 deletions
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13
gst/asfdemux/gstasfdemux.c
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@ -2501,6 +2501,7 @@ gst_asf_demux_add_video_stream (GstASFDemux * demux,
gchar *codec_name = NULL;
gint size_left = video->size - 40;
GstBuffer *streamheader = NULL;
guint par_w = 1, par_h = 1;
/* Create the video pad */
name = g_strdup_printf ("video_%u", demux->num_video_streams);
@ -2530,9 +2531,10 @@ gst_asf_demux_add_video_stream (GstASFDemux * demux,
s = gst_asf_demux_get_metadata_for_stream (demux, id);
if (gst_structure_get_int (s, "AspectRatioX", &ax) &&
gst_structure_get_int (s, "AspectRatioY", &ay) && (ax > 0 && ay > 0)) {
par_w = ax;
par_h = ay;
gst_caps_set_simple (caps, "pixel-aspect-ratio", GST_TYPE_FRACTION,
ax, ay, NULL);
} else {
guint ax, ay;
/* retry with the global metadata */
@ -2542,9 +2544,12 @@ gst_asf_demux_add_video_stream (GstASFDemux * demux,
if (gst_structure_get_uint (s, "AspectRatioX", &ax) &&
gst_structure_get_uint (s, "AspectRatioY", &ay)) {
GST_DEBUG ("ax:%d, ay:%d", ax, ay);
if (ax > 0 && ay > 0)
if (ax > 0 && ay > 0) {
par_w = ax;
par_h = ay;
gst_caps_set_simple (caps, "pixel-aspect-ratio", GST_TYPE_FRACTION,
ax, ay, NULL);
}
}
}
s = gst_caps_get_structure (caps, 0);
@ -2645,6 +2650,10 @@ gst_asf_demux_add_video_stream (GstASFDemux * demux,
mview_mode_str = gst_video_multiview_mode_to_caps_string (mv_mode);
if (mview_mode_str != NULL) {
if (gst_video_multiview_guess_half_aspect (mv_mode, video->width,
video->height, par_w, par_h))
mv_flags |= GST_VIDEO_MULTIVIEW_FLAGS_HALF_ASPECT;
gst_caps_set_simple (caps,
"multiview-mode", G_TYPE_STRING, mview_mode_str,
"multiview-flags", GST_TYPE_VIDEO_MULTIVIEW_FLAGSET, mv_flags,