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10l (dont read variables before they have been set)

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Originally committed as revision 4355 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2005-06-05 15:51:20 +00:00
parent 69d93a1344
commit 8d204aa415
1 changed files with 12 additions and 12 deletions
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24
libavcodec/h264.c
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@ -2998,18 +2998,6 @@ static int decode_init(AVCodecContext *avctx){
s->low_delay= 1;
avctx->pix_fmt= PIX_FMT_YUV420P;
if(s->dsp.h264_idct_add == ff_h264_idct_add_c){ //FIXME little ugly
memcpy(h->zigzag_scan, zigzag_scan, 16*sizeof(uint8_t));
memcpy(h-> field_scan, field_scan, 16*sizeof(uint8_t));
}else{
int i;
for(i=0; i<16; i++){
#define T(x) (x>>2) | ((x<<2) & 0xF)
h->zigzag_scan[i] = T(zigzag_scan[i]);
h-> field_scan[i] = T( field_scan[i]);
}
}
decode_init_vlc(h);
if(avctx->extradata_size > 0 && avctx->extradata &&
@ -4173,6 +4161,18 @@ static int decode_slice_header(H264Context *h){
if (!s->context_initialized) {
if (MPV_common_init(s) < 0)
return -1;
if(s->dsp.h264_idct_add == ff_h264_idct_add_c){ //FIXME little ugly
memcpy(h->zigzag_scan, zigzag_scan, 16*sizeof(uint8_t));
memcpy(h-> field_scan, field_scan, 16*sizeof(uint8_t));
}else{
int i;
for(i=0; i<16; i++){
#define T(x) (x>>2) | ((x<<2) & 0xF)
h->zigzag_scan[i] = T(zigzag_scan[i]);
h-> field_scan[i] = T( field_scan[i]);
}
}
alloc_tables(h);