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ccextractor: Handle multiple caption metas per buffer

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Sebastian Dröge 2018-11-05 17:07:32 +02:00 committed by Sebastian Dröge
parent 23b0172ee9
commit 7ba9493ff1
1 changed files with 5 additions and 4 deletions
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9
ext/closedcaption/gstccextractor.c
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@ -349,12 +349,13 @@ gst_cc_extractor_chain (GstPad * pad, GstObject * parent, GstBuffer * buf)
GstCCExtractor *filter = (GstCCExtractor *) parent;
GstFlowReturn flow = GST_FLOW_OK;
GstVideoCaptionMeta *cc_meta;
gpointer iter = NULL;
cc_meta = gst_buffer_get_video_caption_meta (buf);
if (cc_meta)
while ((cc_meta =
(GstVideoCaptionMeta *) gst_buffer_iterate_meta_filtered (buf, &iter,
GST_VIDEO_CAPTION_META_API_TYPE)) && flow == GST_FLOW_OK) {
flow = gst_cc_extractor_handle_meta (filter, buf, cc_meta);
else
GST_DEBUG_OBJECT (filter, "No CC meta on buffer");
}
/* If there's an issue handling the CC, return immediately */
if (flow != GST_FLOW_OK) {