]> git.sesse.net Git - vlc/blobdiff - modules/audio_mixer/float32.c
* sgimb.c: set the kasenna option correctly
[vlc] / modules / audio_mixer / float32.c
index 154286d5cfe9c4b9f3f0f2c941704eb4a0fdc0c8..5c2d06237d0673f98f82f618ef8a5bbcb79c34a0 100644 (file)
@@ -2,7 +2,7 @@
  * float32.c : precise float32 audio mixer implementation
  *****************************************************************************
  * Copyright (C) 2002 VideoLAN
- * $Id: float32.c,v 1.5 2002/09/30 21:32:32 massiot Exp $
+ * $Id: float32.c,v 1.10 2004/01/25 17:20:18 kuehne Exp $
  *
  * Authors: Christophe Massiot <massiot@via.ecp.fr>
  *
@@ -24,7 +24,6 @@
 /*****************************************************************************
  * Preamble
  *****************************************************************************/
-#include <errno.h>
 #include <stdlib.h>                                      /* malloc(), free() */
 #include <string.h>
 
@@ -43,13 +42,13 @@ static void DoWork    ( aout_instance_t *, aout_buffer_t * );
  * Module descriptor
  *****************************************************************************/
 vlc_module_begin();
-    set_description( _("float32 audio mixer module") );
+    set_description( _("Float32 audio mixer") );
     set_capability( "audio mixer", 10 );
     set_callbacks( Create, NULL );
 vlc_module_end();
 
 /*****************************************************************************
- * Create: allocate trivial mixer
+ * Create: allocate mixer
  *****************************************************************************/
 static int Create( vlc_object_t *p_this )
 {
@@ -112,11 +111,11 @@ static void DoWork( aout_instance_t * p_aout, aout_buffer_t * p_buffer )
     int i_nb_inputs = p_aout->i_nb_inputs;
     float f_multiplier = p_aout->mixer.f_multiplier;
     int i_input;
+    int i_nb_channels = aout_FormatNbChannels( &p_aout->mixer.mixer );
 
     for ( i_input = 0; i_input < i_nb_inputs; i_input++ )
     {
-        int i_nb_words = p_buffer->i_nb_samples
-                          * p_aout->mixer.mixer.i_channels;
+        int i_nb_words = p_buffer->i_nb_samples * i_nb_channels;
         aout_input_t * p_input = p_aout->pp_inputs[i_input];
         float * p_out = (float *)p_buffer->p_buffer;
         float * p_in = (float *)p_input->p_first_byte_to_mix;
@@ -128,7 +127,7 @@ static void DoWork( aout_instance_t * p_aout, aout_buffer_t * p_buffer )
             ptrdiff_t i_available_words = (
                  (float *)p_input->fifo.p_first->p_buffer - p_in)
                                    + p_input->fifo.p_first->i_nb_samples
-                                   * p_aout->mixer.mixer.i_channels;
+                                   * i_nb_channels;
 
             if ( i_available_words < i_nb_words )
             {