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Read QuickTime version 1 audio fields in broken mov files. 

Matrox XMIO capture boards write files with major brand "JUNK"
and compatible brand "qt  " that contain QuickTime version 1
audio fields.

Fixes ticket #1881.
This commit is contained in:
Carl Eugen Hoyos 2012-11-15 14:38:19 +01:00
parent d53f447130
commit 850e5c041d
1 changed files with 2 additions and 1 deletions
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3
libavformat/mov.c
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@ -1397,7 +1397,8 @@ int ff_mov_read_stsd_entries(MOVContext *c, AVIOContext *pb, int entries)
//Read QT version 1 fields. In version 0 these do not exist.
av_dlog(c->fc, "version =%d, isom =%d\n",version,c->isom);
if (!c->isom) {
if (!c->isom ||
strstr(av_dict_get(c->fc->metadata, "compatible_brands", NULL, AV_DICT_MATCH_CASE)->value, "qt ")) {
if (version==1) {
sc->samples_per_frame = avio_rb32(pb);
avio_rb32(pb); /* bytes per packet */