diff options
Diffstat (limited to 'libavformat/tta.c')
| -rw-r--r-- | libavformat/tta.c | 24 |
1 files changed, 10 insertions, 14 deletions
diff --git a/libavformat/tta.c b/libavformat/tta.c index 656f914a5d..cb04ff44e0 100644 --- a/libavformat/tta.c +++ b/libavformat/tta.c @@ -96,6 +96,16 @@ static int tta_read_header(AVFormatContext *s) framepos = avio_tell(s->pb) + 4*c->totalframes + 4; + st->codec->extradata_size = avio_tell(s->pb) - start_offset; + st->codec->extradata = av_mallocz(st->codec->extradata_size + FF_INPUT_BUFFER_PADDING_SIZE); + if (!st->codec->extradata) { + st->codec->extradata_size = 0; + return AVERROR(ENOMEM); + } + + avio_seek(s->pb, start_offset, SEEK_SET); + avio_read(s->pb, st->codec->extradata, st->codec->extradata_size); + for (i = 0; i < c->totalframes; i++) { uint32_t size = avio_rl32(s->pb); av_add_index_entry(st, framepos, i * c->frame_size, size, 0, @@ -110,20 +120,6 @@ static int tta_read_header(AVFormatContext *s) st->codec->sample_rate = samplerate; st->codec->bits_per_coded_sample = bps; - st->codec->extradata_size = avio_tell(s->pb) - start_offset; - if(st->codec->extradata_size+FF_INPUT_BUFFER_PADDING_SIZE <= (unsigned)st->codec->extradata_size){ - //this check is redundant as avio_read should fail - av_log(s, AV_LOG_ERROR, "extradata_size too large\n"); - return -1; - } - st->codec->extradata = av_mallocz(st->codec->extradata_size+FF_INPUT_BUFFER_PADDING_SIZE); - if (!st->codec->extradata) { - st->codec->extradata_size = 0; - return AVERROR(ENOMEM); - } - avio_seek(s->pb, start_offset, SEEK_SET); - avio_read(s->pb, st->codec->extradata, st->codec->extradata_size); - return 0; } |