[FFmpeg-devel] [PATCH 1/2] avformat/mxfdec: use first valid sourceclip found if material track has multiple components
Mark Reid
mindmark at gmail.com
Mon Sep 19 00:11:34 EEST 2016
hi,
This patch fixes a issue with mxf footage having multiple
components on a material track.
here is a link to the sample footage for the second patches fate test
https://dl.dropboxusercontent.com/u/170952/fate/mxf/multiple_components.mxf
---
libavformat/mxfdec.c | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/libavformat/mxfdec.c b/libavformat/mxfdec.c
index 0b16463..1939761 100644
--- a/libavformat/mxfdec.c
+++ b/libavformat/mxfdec.c
@@ -1888,7 +1888,11 @@ static int mxf_parse_structural_metadata(MXFContext *mxf)
}
}
- /* TODO: handle multiple source clips */
+ /* TODO: handle multiple source clips, only finds first valid source clip */
+ if(material_track->sequence->structural_components_count > 1)
+ av_log(mxf->fc, AV_LOG_WARNING, "material track %d: has %d components\n",
+ material_track->track_id, material_track->sequence->structural_components_count);
+
for (j = 0; j < material_track->sequence->structural_components_count; j++) {
component = mxf_resolve_sourceclip(mxf, &material_track->sequence->structural_components_refs[j]);
if (!component)
@@ -1914,6 +1918,8 @@ static int mxf_parse_structural_metadata(MXFContext *mxf)
av_log(mxf->fc, AV_LOG_ERROR, "material track %d: no corresponding source track found\n", material_track->track_id);
break;
}
+ if(source_track && component)
+ break;
}
if (!source_track || !component || !source_package)
continue;
--
2.9.2
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