if(unaccounted & AV_CH_FRONT_CENTER){
if((s->out_ch_layout & AV_CH_LAYOUT_STEREO) == AV_CH_LAYOUT_STEREO){
- matrix[ FRONT_LEFT][FRONT_CENTER]+= sqrt(0.5);
- matrix[FRONT_RIGHT][FRONT_CENTER]+= sqrt(0.5);
+ matrix[ FRONT_LEFT][FRONT_CENTER]+= M_SQRT1_2;
+ matrix[FRONT_RIGHT][FRONT_CENTER]+= M_SQRT1_2;
}else
av_assert0(0);
}
if(unaccounted & AV_CH_LAYOUT_STEREO){
if(s->out_ch_layout & AV_CH_FRONT_CENTER){
- matrix[FRONT_CENTER][ FRONT_LEFT]+= sqrt(0.5);
- matrix[FRONT_CENTER][FRONT_RIGHT]+= sqrt(0.5);
+ matrix[FRONT_CENTER][ FRONT_LEFT]+= M_SQRT1_2;
+ matrix[FRONT_CENTER][FRONT_RIGHT]+= M_SQRT1_2;
if(s->in_ch_layout & AV_CH_FRONT_CENTER)
matrix[FRONT_CENTER][ FRONT_CENTER] = s->clev*sqrt(2);
}else
if(unaccounted & AV_CH_BACK_CENTER){
if(s->out_ch_layout & AV_CH_BACK_LEFT){
- matrix[ BACK_LEFT][BACK_CENTER]+= sqrt(0.5);
- matrix[BACK_RIGHT][BACK_CENTER]+= sqrt(0.5);
+ matrix[ BACK_LEFT][BACK_CENTER]+= M_SQRT1_2;
+ matrix[BACK_RIGHT][BACK_CENTER]+= M_SQRT1_2;
}else if(s->out_ch_layout & AV_CH_SIDE_LEFT){
- matrix[ SIDE_LEFT][BACK_CENTER]+= sqrt(0.5);
- matrix[SIDE_RIGHT][BACK_CENTER]+= sqrt(0.5);
+ matrix[ SIDE_LEFT][BACK_CENTER]+= M_SQRT1_2;
+ matrix[SIDE_RIGHT][BACK_CENTER]+= M_SQRT1_2;
}else if(s->out_ch_layout & AV_CH_FRONT_LEFT){
- matrix[ FRONT_LEFT][BACK_CENTER]+= s->slev*sqrt(0.5);
- matrix[FRONT_RIGHT][BACK_CENTER]+= s->slev*sqrt(0.5);
+ matrix[ FRONT_LEFT][BACK_CENTER]+= s->slev*M_SQRT1_2;
+ matrix[FRONT_RIGHT][BACK_CENTER]+= s->slev*M_SQRT1_2;
}else if(s->out_ch_layout & AV_CH_FRONT_CENTER){
- matrix[ FRONT_CENTER][BACK_CENTER]+= s->slev*sqrt(0.5);
+ matrix[ FRONT_CENTER][BACK_CENTER]+= s->slev*M_SQRT1_2;
}else
av_assert0(0);
}
if(unaccounted & AV_CH_BACK_LEFT){
if(s->out_ch_layout & AV_CH_BACK_CENTER){
- matrix[BACK_CENTER][ BACK_LEFT]+= sqrt(0.5);
- matrix[BACK_CENTER][BACK_RIGHT]+= sqrt(0.5);
+ matrix[BACK_CENTER][ BACK_LEFT]+= M_SQRT1_2;
+ matrix[BACK_CENTER][BACK_RIGHT]+= M_SQRT1_2;
}else if(s->out_ch_layout & AV_CH_SIDE_LEFT){
if(s->in_ch_layout & AV_CH_SIDE_LEFT){
- matrix[ SIDE_LEFT][ BACK_LEFT]+= sqrt(0.5);
- matrix[SIDE_RIGHT][BACK_RIGHT]+= sqrt(0.5);
+ matrix[ SIDE_LEFT][ BACK_LEFT]+= M_SQRT1_2;
+ matrix[SIDE_RIGHT][BACK_RIGHT]+= M_SQRT1_2;
}else{
matrix[ SIDE_LEFT][ BACK_LEFT]+= 1.0;
matrix[SIDE_RIGHT][BACK_RIGHT]+= 1.0;
matrix[ FRONT_LEFT][ BACK_LEFT]+= s->slev;
matrix[FRONT_RIGHT][BACK_RIGHT]+= s->slev;
}else if(s->out_ch_layout & AV_CH_FRONT_CENTER){
- matrix[ FRONT_CENTER][BACK_LEFT ]+= s->slev*sqrt(0.5);
- matrix[ FRONT_CENTER][BACK_RIGHT]+= s->slev*sqrt(0.5);
+ matrix[ FRONT_CENTER][BACK_LEFT ]+= s->slev*M_SQRT1_2;
+ matrix[ FRONT_CENTER][BACK_RIGHT]+= s->slev*M_SQRT1_2;
}else
av_assert0(0);
}
matrix[ BACK_LEFT][ SIDE_LEFT]+= 1.0;
matrix[BACK_RIGHT][SIDE_RIGHT]+= 1.0;
}else if(s->out_ch_layout & AV_CH_BACK_CENTER){
- matrix[BACK_CENTER][ SIDE_LEFT]+= sqrt(0.5);
- matrix[BACK_CENTER][SIDE_RIGHT]+= sqrt(0.5);
+ matrix[BACK_CENTER][ SIDE_LEFT]+= M_SQRT1_2;
+ matrix[BACK_CENTER][SIDE_RIGHT]+= M_SQRT1_2;
}else if(s->out_ch_layout & AV_CH_FRONT_LEFT){
matrix[ FRONT_LEFT][ SIDE_LEFT]+= s->slev;
matrix[FRONT_RIGHT][SIDE_RIGHT]+= s->slev;
}else if(s->out_ch_layout & AV_CH_FRONT_CENTER){
- matrix[ FRONT_CENTER][SIDE_LEFT ]+= s->slev*sqrt(0.5);
- matrix[ FRONT_CENTER][SIDE_RIGHT]+= s->slev*sqrt(0.5);
+ matrix[ FRONT_CENTER][SIDE_LEFT ]+= s->slev*M_SQRT1_2;
+ matrix[ FRONT_CENTER][SIDE_RIGHT]+= s->slev*M_SQRT1_2;
}else
av_assert0(0);
}
matrix[ FRONT_LEFT][ FRONT_LEFT_OF_CENTER]+= 1.0;
matrix[FRONT_RIGHT][FRONT_RIGHT_OF_CENTER]+= 1.0;
}else if(s->out_ch_layout & AV_CH_FRONT_CENTER){
- matrix[ FRONT_CENTER][ FRONT_LEFT_OF_CENTER]+= sqrt(0.5);
- matrix[ FRONT_CENTER][FRONT_RIGHT_OF_CENTER]+= sqrt(0.5);
+ matrix[ FRONT_CENTER][ FRONT_LEFT_OF_CENTER]+= M_SQRT1_2;
+ matrix[ FRONT_CENTER][FRONT_RIGHT_OF_CENTER]+= M_SQRT1_2;
}else
av_assert0(0);
}