mirror of https://git.ffmpeg.org/ffmpeg.git
Merge commit 'c9a39cec70603f662f4c326b21b11c4f0112079a'
* commit 'c9a39cec70603f662f4c326b21b11c4f0112079a': matroskadec: return meaningful errors in matroska_decode_buffer matroskadec: fix incorrect unsigned->signed conversion Conflicts: libavformat/matroskadec.c Merged-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
commit
a16c512374
|
@ -1053,7 +1053,7 @@ static int matroska_decode_buffer(uint8_t** buf, int* buf_size,
|
|||
int olen;
|
||||
|
||||
if (pkt_size >= 10000000U)
|
||||
return -1;
|
||||
return AVERROR_INVALIDDATA;
|
||||
|
||||
switch (encodings[0].compression.algo) {
|
||||
case MATROSKA_TRACK_ENCODING_COMP_HEADERSTRIP: {
|
||||
|
@ -1082,13 +1082,16 @@ static int matroska_decode_buffer(uint8_t** buf, int* buf_size,
|
|||
olen = pkt_size *= 3;
|
||||
newpktdata = av_realloc(pkt_data, pkt_size + AV_LZO_OUTPUT_PADDING);
|
||||
if (!newpktdata) {
|
||||
result = AVERROR(ENOMEM);
|
||||
goto failed;
|
||||
}
|
||||
pkt_data = newpktdata;
|
||||
result = av_lzo1x_decode(pkt_data, &olen, data, &isize);
|
||||
} while (result==AV_LZO_OUTPUT_FULL && pkt_size<10000000);
|
||||
if (result)
|
||||
if (result) {
|
||||
result = AVERROR_INVALIDDATA;
|
||||
goto failed;
|
||||
}
|
||||
pkt_size -= olen;
|
||||
break;
|
||||
#if CONFIG_ZLIB
|
||||
|
@ -1115,8 +1118,13 @@ static int matroska_decode_buffer(uint8_t** buf, int* buf_size,
|
|||
} while (result==Z_OK && pkt_size<10000000);
|
||||
pkt_size = zstream.total_out;
|
||||
inflateEnd(&zstream);
|
||||
if (result != Z_STREAM_END)
|
||||
if (result != Z_STREAM_END) {
|
||||
if (result == Z_MEM_ERROR)
|
||||
result = AVERROR(ENOMEM);
|
||||
else
|
||||
result = AVERROR_INVALIDDATA;
|
||||
goto failed;
|
||||
}
|
||||
break;
|
||||
}
|
||||
#endif
|
||||
|
@ -1144,13 +1152,18 @@ static int matroska_decode_buffer(uint8_t** buf, int* buf_size,
|
|||
} while (result==BZ_OK && pkt_size<10000000);
|
||||
pkt_size = bzstream.total_out_lo32;
|
||||
BZ2_bzDecompressEnd(&bzstream);
|
||||
if (result != BZ_STREAM_END)
|
||||
if (result != BZ_STREAM_END) {
|
||||
if (result == BZ_MEM_ERROR)
|
||||
result = AVERROR(ENOMEM);
|
||||
else
|
||||
result = AVERROR_INVALIDDATA;
|
||||
goto failed;
|
||||
}
|
||||
break;
|
||||
}
|
||||
#endif
|
||||
default:
|
||||
return -1;
|
||||
return AVERROR_INVALIDDATA;
|
||||
}
|
||||
|
||||
*buf = pkt_data;
|
||||
|
@ -1158,7 +1171,7 @@ static int matroska_decode_buffer(uint8_t** buf, int* buf_size,
|
|||
return 0;
|
||||
failed:
|
||||
av_free(pkt_data);
|
||||
return -1;
|
||||
return result;
|
||||
}
|
||||
|
||||
static void matroska_fix_ass_packet(MatroskaDemuxContext *matroska,
|
||||
|
|
Loading…
Reference in New Issue