tta: return meaningful error codrs

Signed-off-by: Paul B Mahol <onemda@gmail.com>
This commit is contained in:
Paul B Mahol 2013-06-03 22:26:16 +00:00
parent b4d4ef5529
commit 0e84ba747e

View File

@ -64,7 +64,7 @@ static int tta_read_header(AVFormatContext *s)
start_offset = avio_tell(s->pb);
ffio_init_checksum(s->pb, tta_check_crc, UINT32_MAX);
if (avio_rl32(s->pb) != AV_RL32("TTA1"))
return -1; // not tta file
return AVERROR_INVALIDDATA;
avio_skip(s->pb, 2); // FIXME: flags
channels = avio_rl16(s->pb);
@ -72,7 +72,7 @@ static int tta_read_header(AVFormatContext *s)
samplerate = avio_rl32(s->pb);
if(samplerate <= 0 || samplerate > 1000000){
av_log(s, AV_LOG_ERROR, "nonsense samplerate\n");
return -1;
return AVERROR_INVALIDDATA;
}
datalen = avio_rl32(s->pb);
@ -96,7 +96,7 @@ static int tta_read_header(AVFormatContext *s)
if(c->totalframes >= UINT_MAX/sizeof(uint32_t) || c->totalframes <= 0){
av_log(s, AV_LOG_ERROR, "totalframes %d invalid\n", c->totalframes);
return -1;
return AVERROR_INVALIDDATA;
}
st = avformat_new_stream(s, NULL);