{
aout_mixer_t *p_mixer = (aout_mixer_t *)p_this;
- if ( p_mixer->fmt.i_format != VLC_CODEC_FL32
- && p_mixer->fmt.i_format != VLC_CODEC_FI32 )
+ if( AOUT_FMT_NON_LINEAR( &p_mixer->fmt ) )
return -1;
p_mixer->mix = DoWork;
float multiplier )
{
aout_mixer_input_t *p_input = p_mixer->input;
- int i_nb_channels = aout_FormatNbChannels( &p_mixer->fmt );
- ssize_t i_buffer = samples * i_nb_channels * sizeof(int32_t);
- aout_buffer_t *p_buffer = block_Alloc( i_buffer );
+ unsigned framesize = aout_FormatNbChannels( &p_mixer->fmt )
+ * (p_mixer->fmt.i_bitspersample / 8);
+ size_t needed = samples * framesize;
+ aout_buffer_t *p_buffer = block_Alloc( needed );
if( unlikely(p_buffer == NULL) )
return NULL;
for ( ; ; )
{
- ptrdiff_t i_available_bytes = (p_input->fifo.p_first->p_buffer
- - p_in)
- + p_input->fifo.p_first->i_nb_samples
- * sizeof(int32_t)
- * i_nb_channels;
+ size_t avail = p_input->fifo.p_first->i_nb_samples * framesize
+ - (p_in - p_input->fifo.p_first->p_buffer);
- if ( i_available_bytes < i_buffer )
+ if ( avail < needed )
{
- aout_buffer_t * p_old_buffer;
-
- vlc_memcpy( p_out, p_in, i_available_bytes );
- i_buffer -= i_available_bytes;
- p_out += i_available_bytes;
+ vlc_memcpy( p_out, p_in, avail );
+ needed -= avail;
+ p_out += avail;
/* Next buffer */
- p_old_buffer = aout_FifoPop( NULL, &p_input->fifo );
+ aout_buffer_t *p_old_buffer = aout_FifoPop( NULL, &p_input->fifo );
aout_BufferFree( p_old_buffer );
if ( p_input->fifo.p_first == NULL )
{
}
else
{
- vlc_memcpy( p_out, p_in, i_buffer );
- p_input->begin = p_in + i_buffer;
+ vlc_memcpy( p_out, p_in, needed );
+ p_input->begin = p_in + needed;
break;
}
}