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faster packed<->planar conversation 

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@14284 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
michael 2004-12-31 13:14:01 +00:00
parent 0b7d411ad4
commit f3f2e49ee2
1 changed files with 24 additions and 6 deletions
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30
libaf/af_lavcresample.c
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@ -118,9 +118,18 @@ static af_data_t* play(struct af_instance_s* af, af_data_t* data)
}
}
for(j=0; j<in_len; j++){
for(i=0; i<chans; i++){
s->in[i][j + s->index]= *(in++);
if(chans==1){
memcpy(&s->in[0][s->index], in, in_len * sizeof(int16_t));
}else if(chans==2){
for(j=0; j<in_len; j++){
s->in[0][j + s->index]= *(in++);
s->in[1][j + s->index]= *(in++);
}
}else{
for(j=0; j<in_len; j++){
for(i=0; i<chans; i++){
s->in[i][j + s->index]= *(in++);
}
}
}
in_len += s->index;
@ -135,9 +144,18 @@ static af_data_t* play(struct af_instance_s* af, af_data_t* data)
memmove(s->in[i], s->in[i] + consumed, s->index*sizeof(int16_t));
}
for(j=0; j<out_len; j++){
for(i=0; i<chans; i++){
*(out++)= tmp[i][j];
if(chans==1){
memcpy(out, tmp[0], out_len*sizeof(int16_t));
}else if(chans==2){
for(j=0; j<out_len; j++){
*(out++)= tmp[0][j];
*(out++)= tmp[1][j];
}
}else{
for(j=0; j<out_len; j++){
for(i=0; i<chans; i++){
*(out++)= tmp[i][j];
}
}
}