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Code Issues Releases Activity

avcodec/mjpegenc: move end padding/alignment to ff_mjpeg_escape_FF()

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2013-12-06 11:55:23 +01:00
parent 9fcd58ab26
commit 978ae13f23
1 changed files with 9 additions and 5 deletions
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14
libavcodec/mjpegenc.c
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@ -326,10 +326,17 @@ end:
void ff_mjpeg_escape_FF(PutBitContext *pb, int start)
{
int size = put_bits_count(pb) - start * 8;
int size;
int i, ff_count;
uint8_t *buf = pb->buf + start;
int align= (-(size_t)(buf))&3;
int pad = (-put_bits_count(pb))&7;
if (pad)
put_bits(pb, pad, (1<<pad)-1);
flush_put_bits(pb);
size = put_bits_count(pb) - start * 8;
av_assert1((size&7) == 0);
size >>= 3;
@ -381,11 +388,8 @@ void ff_mjpeg_encode_stuffing(MpegEncContext *s)
int length, i;
PutBitContext *pbc = &s->pb;
int mb_y = s->mb_y - !s->mb_x;
length= (-put_bits_count(pbc))&7;
if(length) put_bits(pbc, length, (1<<length)-1);
flush_put_bits(&s->pb);
ff_mjpeg_escape_FF(&s->pb, s->esc_pos);
ff_mjpeg_escape_FF(pbc, s->esc_pos);
if((s->avctx->active_thread_type & FF_THREAD_SLICE) && mb_y < s->mb_height)
put_marker(pbc, RST0 + (mb_y&7));