#define AOUT_CHANS_3_0 ( AOUT_CHANS_STEREO_FRONT | AOUT_CHAN_CENTER )
#define AOUT_CHANS_4_0 ( AOUT_CHANS_STEREO_FRONT | AOUT_CHANS_STEREO_REAR )
#define AOUT_CHANS_4_0_MIDDLE ( AOUT_CHANS_STEREO_FRONT | AOUT_CHANS_STEREO_MIDDLE )
+#define AOUT_CHANS_4_CENTER_REAR (AOUT_CHANS_STEREO_FRONT | AOUT_CHAN_CENTER | AOUT_CHAN_REARCENTER)
#define AOUT_CHANS_5_0 ( AOUT_CHANS_4_0 | AOUT_CHAN_CENTER )
#define AOUT_CHANS_5_0_MIDDLE ( AOUT_CHANS_4_0_MIDDLE | AOUT_CHAN_CENTER )
#define AOUT_CHANS_6_0 ( AOUT_CHANS_STEREO_FRONT | AOUT_CHANS_STEREO_REAR | AOUT_CHANS_STEREO_MIDDLE )
(i_input_physical & AOUT_CHANS_5_0_MIDDLE) == AOUT_CHANS_5_0_MIDDLE );
const bool b_input_3_0 = !b_input_7_0 && !b_input_5_0 &&
(i_input_physical & ~AOUT_CHAN_LFE) == AOUT_CHANS_3_0;
+
+ const bool b_input_4_center_rear = (i_input_physical & ~AOUT_CHAN_LFE) == AOUT_CHANS_4_CENTER_REAR;
+
int i_input_nb = aout_FormatNbChannels( &p_filter->input );
int i_output_nb = aout_FormatNbChannels( &p_filter->output );
float *p_dest = (float *)p_out_buf->p_buffer;
if( p_filter->input.i_physical_channels & AOUT_CHAN_LFE ) p_src++;
}
+ else if (b_input_4_center_rear)
+ for( i = p_in_buf->i_nb_samples; i--; )
+ {
+ *p_dest = p_src[2] + p_src[3] + 0.5 * p_src[0];
+ p_dest++;
+ *p_dest = p_src[2] + p_src[3] + 0.5 * p_src[1];
+ p_dest++;
+ p_src += 4;
+ }
}
else if( p_filter->output.i_physical_channels == AOUT_CHAN_CENTER )
{
(p_input->i_physical_channels & ~AOUT_CHAN_LFE) != AOUT_CHANS_5_0 &&
(p_input->i_physical_channels & ~AOUT_CHAN_LFE) != AOUT_CHANS_5_0_MIDDLE &&
(p_input->i_physical_channels & ~AOUT_CHAN_LFE) != AOUT_CHANS_3_0 &&
+ (p_input->i_physical_channels & ~AOUT_CHAN_LFE) != AOUT_CHANS_4_CENTER_REAR &&
p_input->i_physical_channels != AOUT_CHANS_2_0 )
{
return false;