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DV: detect another case of broken DV files.

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See trac issue #217.
Only the dsf field seems to be used to distinguish between PAL and NTSC.

Signed-off-by: Reimar Döffinger <Reimar.Doeffinger@gmx.de>
This commit is contained in:
Reimar Döffinger 2012-03-24 17:13:55 +01:00
parent feda266db5
commit 31ff2cb266
1 changed files with 4 additions and 0 deletions
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libavcodec/dvdata.c
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@ -311,6 +311,10 @@ const DVprofile* avpriv_dv_frame_profile2(AVCodecContext* codec, const DVprofile
if (sys && buf_size == sys->frame_size)
return sys;
/* hack for trac issue #217, dv files created with QuickTime 3 */
if ((frame[3] & 0x7f) == 0x3f && frame[80 * 5 + 48 + 3] == 0xff)
return &dv_profiles[dsf];
return NULL;
}