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mov: Print reason of loci parsing failure 

Signed-off-by: Martin Storsjö <martin@martin.st>
This commit is contained in:
Michael Niedermayer 2015-05-16 13:50:38 +02:00 committed by Martin Storsjö
parent d34826c33d
commit 704d2bd18b
1 changed files with 10 additions and 3 deletions
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13
libavformat/mov.c
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@ -226,8 +226,10 @@ static int mov_metadata_loci(MOVContext *c, AVIOContext *pb, unsigned len)
double longitude, latitude;
const char *key = "location";
if (len < 4 + 2 + 1 + 1 + 4 + 4 + 4)
if (len < 4 + 2 + 1 + 1 + 4 + 4 + 4) {
av_log(c->fc, AV_LOG_ERROR, "loci too short\n");
return AVERROR_INVALIDDATA;
}
avio_skip(pb, 4); // version+flags
langcode = avio_rb16(pb);
@ -235,13 +237,18 @@ static int mov_metadata_loci(MOVContext *c, AVIOContext *pb, unsigned len)
len -= 6;
len -= avio_get_str(pb, len, buf, sizeof(buf)); // place name
if (len < 1)
if (len < 1) {
av_log(c->fc, AV_LOG_ERROR, "place name too long\n");
return AVERROR_INVALIDDATA;
}
avio_skip(pb, 1); // role
len -= 1;
if (len < 14)
if (len < 14) {
av_log(c->fc, AV_LOG_ERROR,
"loci too short (%u bytes left, need at least %d)\n", len, 14);
return AVERROR_INVALIDDATA;
}
longitude = ((int32_t) avio_rb32(pb)) / (float) (1 << 16);
latitude = ((int32_t) avio_rb32(pb)) / (float) (1 << 16);