MrBesen/ffmpeg
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

lavf/brstm: move bfstm var to a local

Browse Source
This commit is contained in:
Rodger Combs 2015-06-20 05:01:19 -05:00 committed by Paul B Mahol
parent 6c8a05268c
commit 6c56827e62
1 changed files with 9 additions and 14 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

23
libavformat/brstm.c
View File

@ -32,7 +32,6 @@ typedef struct BRSTMDemuxContext {
uint32_t last_block_used_bytes;
uint8_t *table;
uint8_t *adpc;
int bfstm;
int little_endian;
} BRSTMDemuxContext;
@ -91,8 +90,7 @@ static int read_header(AVFormatContext *s)
uint32_t size, start, asize;
AVStream *st;
int ret = AVERROR_EOF;
b->bfstm = !strcmp("bfstm", s->iformat->name);
int bfstm = !strcmp("bfstm", s->iformat->name);
st = avformat_new_stream(s, NULL);
if (!st)
@ -110,7 +108,7 @@ static int read_header(AVFormatContext *s)
if (bom == 0xFFFE)
b->little_endian = 1;
if (!b->bfstm) {
if (!bfstm) {
major = avio_r8(s->pb);
minor = avio_r8(s->pb);
avio_skip(s->pb, 4); // size of file
@ -202,18 +200,18 @@ static int read_header(AVFormatContext *s)
avio_skip(s->pb, 1); // padding
st->codec->sample_rate = b->bfstm ? read32(s) : read16(s);
st->codec->sample_rate = bfstm ? read32(s) : read16(s);
if (!st->codec->sample_rate)
return AVERROR_INVALIDDATA;
if (!b->bfstm)
if (!bfstm)
avio_skip(s->pb, 2); // padding
avio_skip(s->pb, 4); // loop start sample
st->start_time = 0;
st->duration = read32(s);
avpriv_set_pts_info(st, 64, 1, st->codec->sample_rate);
if (!b->bfstm)
if (!bfstm)
start = read32(s);
b->current_block = 0;
b->block_count = read32(s);
@ -240,7 +238,7 @@ static int read_header(AVFormatContext *s)
int ch;
avio_skip(s->pb, pos + toffset - avio_tell(s->pb));
if (!b->bfstm)
if (!bfstm)
toffset = read32(s) + 16LL;
else
toffset = toffset + read32(s) + st->codec->channels * 8 - 8;
@ -274,10 +272,7 @@ static int read_header(AVFormatContext *s)
goto fail;
}
if (!b->bfstm)
avio_skip(s->pb, size - (avio_tell(s->pb) - pos));
else
avio_skip(s->pb, data_offset - avio_tell(s->pb));
avio_skip(s->pb, size - (avio_tell(s->pb) - pos));
while (!avio_feof(s->pb)) {
chunk = avio_rl32(s->pb);
@ -315,13 +310,13 @@ static int read_header(AVFormatContext *s)
if ((start < avio_tell(s->pb)) ||
(!b->adpc && (codec == AV_CODEC_ID_ADPCM_THP ||
codec == AV_CODEC_ID_ADPCM_THP_LE)
&& !b->bfstm)) {
&& !bfstm)) {
ret = AVERROR_INVALIDDATA;
goto fail;
}
avio_skip(s->pb, start - avio_tell(s->pb));
if ((major != 1 || minor) && !b->bfstm)
if ((major != 1 || minor) && !bfstm)
avpriv_request_sample(s, "Version %d.%d", major, minor);
return 0;