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ffv1: move init_slice_state() into the decoder threads. 

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2012-04-25 17:50:55 +02:00
parent 60217b5b9c
commit 3f4c0dad16
1 changed files with 4 additions and 12 deletions
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16
libavcodec/ffv1.c
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@ -1601,12 +1601,13 @@ static int decode_slice(AVCodecContext *c, void *arg){
AVFrame * const p= &f->picture;
if(f->version > 2){
if(decode_slice_header(f, fs) < 0)
return AVERROR_INVALIDDATA;
if(init_slice_state(f, fs) < 0)
return AVERROR(ENOMEM);
if(decode_slice_header(f, fs) < 0)
return AVERROR_INVALIDDATA;
}
if(init_slice_state(f, fs) < 0)
return AVERROR(ENOMEM);
if(f->picture.key_frame)
clear_slice_state(f, fs);
width = fs->slice_width;
@ -1968,8 +1969,6 @@ static int decode_frame(AVCodecContext *avctx, void *data, int *data_size, AVPac
f->key_frame_ok = 0;
if(read_header(f) < 0)
return -1;
if(init_slices_state(f) < 0)
return -1;
f->key_frame_ok = 1;
}else{
if (!f->key_frame_ok) {
@ -1978,13 +1977,6 @@ static int decode_frame(AVCodecContext *avctx, void *data, int *data_size, AVPac
}
p->key_frame= 0;
}
if(f->ac>1){
int i;
for(i=1; i<256; i++){
c->one_state[i]= f->state_transition[i];
c->zero_state[256-i]= 256-c->one_state[i];
}
}
p->reference= 0;
if(avctx->get_buffer(avctx, p) < 0){