]> git.sesse.net Git - vlc/blobdiff - modules/mux/wav.c
Qt: MIM: code cosmetics
[vlc] / modules / mux / wav.c
index b901a0b4c950001d99e2af3dd114791adafc7a88..b9e3482723f482d116c695270c2770b50ea510bb 100644 (file)
@@ -1,24 +1,24 @@
 /*****************************************************************************
  * wav.c: wav muxer module for vlc
  *****************************************************************************
- * Copyright (C) 2004, 2006 the VideoLAN team
+ * Copyright (C) 2004, 2006 VLC authors and VideoLAN
  * $Id$
  *
  * Authors: Gildas Bazin <gbazin@videolan.org>
  *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation; either version 2.1 of the License, or
  * (at your option) any later version.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Lesser General Public License for more details.
  *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  *****************************************************************************/
 
 /*****************************************************************************
@@ -29,7 +29,8 @@
 # include "config.h"
 #endif
 
-#include <vlc/vlc.h>
+#include <vlc_common.h>
+#include <vlc_plugin.h>
 #include <vlc_aout.h>
 #include <vlc_sout.h>
 #include <vlc_block.h>
 static int  Open   ( vlc_object_t * );
 static void Close  ( vlc_object_t * );
 
-vlc_module_begin();
-    set_description( _("WAV muxer") );
-    set_capability( "sout mux", 5 );
-    set_category( CAT_SOUT );
-    set_subcategory( SUBCAT_SOUT_MUX );
-    set_callbacks( Open, Close );
-    add_shortcut( "wav" );
-vlc_module_end();
+vlc_module_begin ()
+    set_description( N_("WAV muxer") )
+    set_capability( "sout mux", 5 )
+    set_category( CAT_SOUT )
+    set_subcategory( SUBCAT_SOUT_MUX )
+    set_callbacks( Open, Close )
+    add_shortcut( "wav" )
+vlc_module_end ()
 
 /*****************************************************************************
  * Exported prototypes
  *****************************************************************************/
 static int Control  ( sout_mux_t *, int, va_list );
 static int AddStream( sout_mux_t *, sout_input_t * );
-static int DelStream( sout_mux_t *, sout_input_t * );
+static void DelStream( sout_mux_t *, sout_input_t * );
 static int Mux      ( sout_mux_t * );
 
 #define MAX_CHANNELS 6
@@ -74,25 +75,20 @@ struct sout_mux_sys_t
     uint32_t waveheader2[2];
 
     uint32_t i_channel_mask;
-    bool b_chan_reorder;              /* do we need channel reordering */
-    int pi_chan_table[AOUT_CHAN_MAX];
+    uint8_t i_chans_to_reorder;            /* do we need channel reordering */
+    uint8_t pi_chan_table[AOUT_CHAN_MAX];
 };
 
-
-static const uint32_t pi_channels_src[] =
-    { AOUT_CHAN_LEFT, AOUT_CHAN_RIGHT,
-      AOUT_CHAN_MIDDLELEFT, AOUT_CHAN_MIDDLERIGHT,
-      AOUT_CHAN_REARLEFT, AOUT_CHAN_REARRIGHT,
-      AOUT_CHAN_CENTER, AOUT_CHAN_LFE, 0 };
 static const uint32_t pi_channels_in[] =
     { WAVE_SPEAKER_FRONT_LEFT, WAVE_SPEAKER_FRONT_RIGHT,
       WAVE_SPEAKER_SIDE_LEFT, WAVE_SPEAKER_SIDE_RIGHT,
-      WAVE_SPEAKER_BACK_LEFT, WAVE_SPEAKER_BACK_RIGHT,
+      WAVE_SPEAKER_BACK_LEFT, WAVE_SPEAKER_BACK_RIGHT, WAVE_SPEAKER_BACK_CENTER,
       WAVE_SPEAKER_FRONT_CENTER, WAVE_SPEAKER_LOW_FREQUENCY, 0 };
 static const uint32_t pi_channels_out[] =
     { WAVE_SPEAKER_FRONT_LEFT, WAVE_SPEAKER_FRONT_RIGHT,
       WAVE_SPEAKER_FRONT_CENTER, WAVE_SPEAKER_LOW_FREQUENCY,
       WAVE_SPEAKER_BACK_LEFT, WAVE_SPEAKER_BACK_RIGHT,
+      WAVE_SPEAKER_BACK_CENTER,
       WAVE_SPEAKER_SIDE_LEFT, WAVE_SPEAKER_SIDE_RIGHT, 0 };
 
 /*****************************************************************************
@@ -109,11 +105,13 @@ static int Open( vlc_object_t *p_this )
     p_mux->pf_mux       = Mux;
 
     p_mux->p_sys = p_sys = malloc( sizeof( sout_mux_sys_t ) );
+    if( !p_sys )
+        return VLC_ENOMEM;
     p_sys->b_used   = false;
     p_sys->b_header = true;
     p_sys->i_data   = 0;
 
-    p_sys->b_chan_reorder = 0;
+    p_sys->i_chans_to_reorder = 0;
 
     return VLC_SUCCESS;
 }
@@ -160,7 +158,8 @@ static int AddStream( sout_mux_t *p_mux, sout_input_t *p_input )
     GUID subformat_guid = {0, 0, 0x10,{0x80, 0, 0, 0xaa, 0, 0x38, 0x9b, 0x71}};
     sout_mux_sys_t *p_sys = p_mux->p_sys;
     WAVEFORMATEX *p_waveformat = &p_sys->waveformat.Format;
-    int i_bytes_per_sample, i_format;
+    int i_bytes_per_sample;
+    uint16_t i_format;
     bool b_ext;
 
     if( p_input->p_fmt->i_cat != AUDIO_ES )
@@ -182,26 +181,20 @@ static int AddStream( sout_mux_t *p_mux, sout_input_t *p_input )
     p_sys->i_channel_mask = 0;
     if( p_input->p_fmt->audio.i_physical_channels )
     {
-        unsigned int i;
-        for( i = 0; i < sizeof(pi_channels_in)/sizeof(uint32_t); i++ )
-        {
-            if( p_input->p_fmt->audio.i_physical_channels & pi_channels_src[i])
+        for( unsigned i = 0; i < pi_vlc_chan_order_wg4[i]; i++ )
+            if( p_input->p_fmt->audio.i_physical_channels & pi_vlc_chan_order_wg4[i])
                 p_sys->i_channel_mask |= pi_channels_in[i];
-        }
 
-        p_sys->b_chan_reorder =
+        p_sys->i_chans_to_reorder =
             aout_CheckChannelReorder( pi_channels_in, pi_channels_out,
                                       p_sys->i_channel_mask,
-                                      p_input->p_fmt->audio.i_channels,
                                       p_sys->pi_chan_table );
 
-        msg_Dbg( p_mux, "channel mask: %x, reordering: %i",
-                 p_sys->i_channel_mask, (int)p_sys->b_chan_reorder );
+        msg_Dbg( p_mux, "channel mask: %x, reordering: %u",
+                 p_sys->i_channel_mask, p_sys->i_chans_to_reorder );
     }
 
-    i_format = p_input->p_fmt->i_codec == VLC_FOURCC('f', 'l', '3', '2') ?
-        WAVE_FORMAT_IEEE_FLOAT : WAVE_FORMAT_PCM;
+    fourcc_to_wf_tag( p_input->p_fmt->i_codec, &i_format );
     b_ext = p_sys->b_ext = p_input->p_fmt->audio.i_channels > 2;
 
     /* Build a WAV header for the output data */
@@ -246,7 +239,7 @@ static block_t *GetHeader( sout_mux_t *p_mux )
 {
     sout_mux_sys_t *p_sys = p_mux->p_sys;
     block_t *p_block =
-        block_New( p_mux, sizeof( WAVEFORMATEXTENSIBLE ) + 7 * 4 );
+        block_Alloc( sizeof( WAVEFORMATEXTENSIBLE ) + 7 * 4 );
 
     SetDWLE( &p_sys->waveheader[1],
              20 + (p_sys->b_ext ? 40 : 16) + p_sys->i_data ); /* Length */
@@ -262,7 +255,7 @@ static block_t *GetHeader( sout_mux_t *p_mux )
     return p_block;
 }
 
-static int DelStream( sout_mux_t *p_mux, sout_input_t *p_input )
+static void DelStream( sout_mux_t *p_mux, sout_input_t *p_input )
 {
     VLC_UNUSED(p_input);
     msg_Dbg( p_mux, "removing input" );
@@ -272,8 +265,6 @@ static int DelStream( sout_mux_t *p_mux, sout_input_t *p_input )
     {
         sout_AccessOutWrite( p_mux->p_access, GetHeader( p_mux ) );
     }
-
-    return VLC_SUCCESS;
 }
 
 static int Mux( sout_mux_t *p_mux )
@@ -297,11 +288,10 @@ static int Mux( sout_mux_t *p_mux )
         p_sys->i_data += p_block->i_buffer;
 
         /* Do the channel reordering */
-        if( p_sys->b_chan_reorder )
+        if( p_sys->i_chans_to_reorder )
             aout_ChannelReorder( p_block->p_buffer, p_block->i_buffer,
-                                 p_input->p_fmt->audio.i_channels,
-                                 p_sys->pi_chan_table,
-                                 p_input->p_fmt->audio.i_bitspersample );
+                                 p_sys->i_chans_to_reorder,
+                                 p_sys->pi_chan_table, p_input->p_fmt->i_codec );
 
         sout_AccessOutWrite( p_mux->p_access, p_block );
     }