virtualenv/FFmpeg
1
0
Fork 0
mirror of https://github.com/FFmpeg/FFmpeg.git synced 2024-11-26 19:01:44 +02:00
Code Issues Releases Activity

mlpdec: move ch_assign setup code down to after ch layout is set.

Browse Source 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2013-01-23 19:28:43 +01:00
parent 6747b0be9b
commit 8071288601
1 changed files with 14 additions and 13 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

27
libavcodec/mlpdec.c
View File

@ -519,19 +519,6 @@ static int read_restart_header(MLPDecodeContext *m, GetBitContext *gbp,
s->ch_assign[ch_assign] = ch;
}
if (m->avctx->codec_id == AV_CODEC_ID_MLP && m->needs_reordering) {
if (m->avctx->channel_layout == (AV_CH_LAYOUT_QUAD|AV_CH_LOW_FREQUENCY) ||
m->avctx->channel_layout == AV_CH_LAYOUT_5POINT0_BACK) {
int i = s->ch_assign[4];
s->ch_assign[4] = s->ch_assign[3];
s->ch_assign[3] = s->ch_assign[2];
s->ch_assign[2] = i;
} else if (m->avctx->channel_layout == AV_CH_LAYOUT_5POINT1_BACK) {
FFSWAP(int, s->ch_assign[2], s->ch_assign[4]);
FFSWAP(int, s->ch_assign[3], s->ch_assign[5]);
}
}
checksum = ff_mlp_restart_checksum(buf, get_bits_count(gbp) - start_count);
if (checksum != get_bits(gbp, 8))
@ -563,6 +550,20 @@ static int read_restart_header(MLPDecodeContext *m, GetBitContext *gbp,
if (substr == m->max_decoded_substream) {
m->avctx->channels = s->max_matrix_channel + 1;
m->avctx->channel_layout = s->ch_layout;
if (m->avctx->codec_id == AV_CODEC_ID_MLP && m->needs_reordering) {
if (m->avctx->channel_layout == (AV_CH_LAYOUT_QUAD|AV_CH_LOW_FREQUENCY) ||
m->avctx->channel_layout == AV_CH_LAYOUT_5POINT0_BACK) {
int i = s->ch_assign[4];
s->ch_assign[4] = s->ch_assign[3];
s->ch_assign[3] = s->ch_assign[2];
s->ch_assign[2] = i;
} else if (m->avctx->channel_layout == AV_CH_LAYOUT_5POINT1_BACK) {
FFSWAP(int, s->ch_assign[2], s->ch_assign[4]);
FFSWAP(int, s->ch_assign[3], s->ch_assign[5]);
}
}
}
return 0;