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lavf/mov: Set display aspect ratio for avid dv.

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Fixes ticket #5271.
This commit is contained in:
Carl Eugen Hoyos 2016-03-02 02:03:46 +01:00
parent c3bb6166dd
commit 2355b7458e
2 changed files with 20 additions and 1 deletions
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19
libavformat/mov.c
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@ -1461,6 +1461,25 @@ static int mov_read_ares(MOVContext *c, AVIOContext *pb, MOVAtom atom)
if (avio_rb16(pb) == 0xd4d)
codec->width = 1440;
return 0;
} else if (codec->codec_tag == MKTAG('A', 'V', 'd', '1') &&
atom.size >= 24) {
int num, den;
avio_skip(pb, 12);
num = avio_rb32(pb);
den = avio_rb32(pb);
if (num <= 0 || den <= 0)
return 0;
switch (avio_rb32(pb)) {
case 2:
if (den >= INT_MAX / 2)
return 0;
den *= 2;
case 1:
c->fc->streams[c->fc->nb_streams-1]->display_aspect_ratio.num = num;
c->fc->streams[c->fc->nb_streams-1]->display_aspect_ratio.den = den;
default:
return 0;
}
}
}

2
libavformat/version.h
View File

@ -31,7 +31,7 @@
#define LIBAVFORMAT_VERSION_MAJOR 57
#define LIBAVFORMAT_VERSION_MINOR 27
#define LIBAVFORMAT_VERSION_MICRO 100
#define LIBAVFORMAT_VERSION_MICRO 101
#define LIBAVFORMAT_VERSION_INT AV_VERSION_INT(LIBAVFORMAT_VERSION_MAJOR, \
LIBAVFORMAT_VERSION_MINOR, \