Declared many static variables const

[vlc] / modules / audio_filter / format.c

diff --git a/modules/audio_filter/format.c b/modules/audio_filter/format.c
index 1bd645cbc5790fc3f394d2fe5f7edc145a49e4c3..2af8f0df05cec6002f6319a3325bdaff2c5b5a54 100644 (file)
--- a/modules/audio_filter/format.c
+++ b/modules/audio_filter/format.c
@@ -25,9 +25,13 @@
 /*****************************************************************************
  * Preamble
  *****************************************************************************/
-#include <string.h>
 
-#include <vlc/vlc.h>
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#include <vlc_common.h>
+#include <vlc_plugin.h>
 #include <vlc_aout.h>
 #include <vlc_block.h>
 #include "vlc_filter.h"
@@ -113,7 +117,7 @@ static block_t *S8toU8( filter_t *, block_t * );
 static block_t *Swap16( filter_t *, block_t * );
 static block_t *Swap24( filter_t *, block_t * );
 
-static struct
+static const struct
 {
     vlc_fourcc_t i_src;
     vlc_fourcc_t i_dst;
@@ -159,7 +163,7 @@ static struct
     { VLC_FOURCC('s','8',' ',' '), AOUT_FMT_U16_NE,             S8toU16 },
     { VLC_FOURCC('s','8',' ',' '), AOUT_FMT_U16_IE,             S8toU16Invert },
     { VLC_FOURCC('s','8',' ',' '), VLC_FOURCC('u','8',' ',' '), S8toU8 },
-    
+ 
     /* From u8 */
     { VLC_FOURCC('u','8',' ',' '), VLC_FOURCC('f','l','3','2'), U8toFloat32 },
     { VLC_FOURCC('u','8',' ',' '), AOUT_FMT_S16_NE,             U8toS16 },
@@ -198,7 +202,7 @@ static struct
  * Module descriptor
  *****************************************************************************/
 vlc_module_begin();
-    set_description( _("Audio filter for PCM format conversion") );
+    set_description( N_("Audio filter for PCM format conversion") );
     set_category( CAT_AUDIO );
     set_subcategory( SUBCAT_AUDIO_MISC );
     set_capability( "audio filter2", 1 );
@@ -239,6 +243,7 @@ static int Open( vlc_object_t *p_this )
  *****************************************************************************/
 static block_t *Float32toS24( filter_t *p_filter, block_t *p_block )
 {
+    VLC_UNUSED(p_filter);
     int i;
     float *p_in = (float *)p_block->p_buffer;
     uint8_t *p_out = (uint8_t *)p_in;
@@ -251,11 +256,11 @@ static block_t *Float32toS24( filter_t *p_filter, block_t *p_block )
         else out = *p_in * 8388608.0;
 
 #ifdef WORDS_BIGENDIAN
-       *((int16_t *)p_out) = out >> 8;
-       p_out[2] = out & 0xFF;
+    *((int16_t *)p_out) = out >> 8;
+    p_out[2] = out & 0xFF;
 #else
-       *((int16_t *)(p_out+1)) = out >> 8;
-       p_out[0] = out & 0xFF;
+    *((int16_t *)(p_out+1)) = out >> 8;
+    p_out[0] = out & 0xFF;
 #endif
 
         p_in++; p_out += 3;
@@ -267,6 +272,7 @@ static block_t *Float32toS24( filter_t *p_filter, block_t *p_block )
 
 static block_t *Float32toS16( filter_t *p_filter, block_t *p_block )
 {
+    VLC_UNUSED(p_filter);
     int i;
     float *p_in = (float *)p_block->p_buffer;
     int16_t *p_out = (int16_t *)p_in;
@@ -295,6 +301,7 @@ static block_t *Float32toS16( filter_t *p_filter, block_t *p_block )
 
 static block_t *Float32toU16( filter_t *p_filter, block_t *p_block )
 {
+    VLC_UNUSED(p_filter);
     int i;
     float *p_in = (float *)p_block->p_buffer;
     uint16_t *p_out = (uint16_t *)p_in;
@@ -348,12 +355,13 @@ static block_t *S24toFloat32( filter_t *p_filter, block_t *p_block )
     p_block_out->i_length = p_block->i_length;
     p_block_out->i_rate = p_block->i_rate;
 
-    p_block->pf_release( p_block );
+    block_Release( p_block );
     return p_block_out;
 }
 
 static block_t *S24toS16( filter_t *p_filter, block_t *p_block )
 {
+    VLC_UNUSED(p_filter);
     int i;
     uint8_t *p_in = (uint8_t *)p_block->p_buffer;
     uint8_t *p_out = (uint8_t *)p_in;
@@ -416,7 +424,7 @@ static block_t *S16toFloat32( filter_t *p_filter, block_t *p_block )
     p_block_out->i_length = p_block->i_length;
     p_block_out->i_rate = p_block->i_rate;
 
-    p_block->pf_release( p_block );
+    block_Release( p_block );
     return p_block_out;
 }
 
@@ -449,7 +457,7 @@ static block_t *U16toFloat32( filter_t *p_filter, block_t *p_block )
     p_block_out->i_length = p_block->i_length;
     p_block_out->i_rate = p_block->i_rate;
 
-    p_block->pf_release( p_block );
+    block_Release( p_block );
     return p_block_out;
 }
 
@@ -489,12 +497,13 @@ static block_t *S16toS24( filter_t *p_filter, block_t *p_block )
     p_block_out->i_length = p_block->i_length;
     p_block_out->i_rate = p_block->i_rate;
 
-    p_block->pf_release( p_block );
+    block_Release( p_block );
     return p_block_out;
 }
 
 static block_t *S16toS8( filter_t *p_filter, block_t *p_block )
 {
+    VLC_UNUSED(p_filter);
     int i;
     int16_t *p_in = (int16_t *)p_block->p_buffer;
     int8_t *p_out = (int8_t *)p_in;
@@ -507,6 +516,7 @@ static block_t *S16toS8( filter_t *p_filter, block_t *p_block )
 }
 static block_t *S16toU8( filter_t *p_filter, block_t *p_block )
 {
+    VLC_UNUSED(p_filter);
     int i;
     int16_t *p_in = (int16_t *)p_block->p_buffer;
     uint8_t *p_out = (uint8_t *)p_in;
@@ -519,6 +529,7 @@ static block_t *S16toU8( filter_t *p_filter, block_t *p_block )
 }
 static block_t *S16toU16( filter_t *p_filter, block_t *p_block )
 {
+    VLC_UNUSED(p_filter);
     int i;
     int16_t *p_in = (int16_t *)p_block->p_buffer;
     uint16_t *p_out = (uint16_t *)p_in;
@@ -531,6 +542,7 @@ static block_t *S16toU16( filter_t *p_filter, block_t *p_block )
 
 static block_t *U16toS8( filter_t *p_filter, block_t *p_block )
 {
+    VLC_UNUSED(p_filter);
     int i;
     uint16_t *p_in = (uint16_t *)p_block->p_buffer;
     int8_t *p_out = (int8_t *)p_in;
@@ -543,6 +555,7 @@ static block_t *U16toS8( filter_t *p_filter, block_t *p_block )
 }
 static block_t *U16toU8( filter_t *p_filter, block_t *p_block )
 {
+    VLC_UNUSED(p_filter);
     int i;
     uint16_t *p_in = (uint16_t *)p_block->p_buffer;
     uint8_t *p_out = (uint8_t *)p_in;
@@ -555,6 +568,7 @@ static block_t *U16toU8( filter_t *p_filter, block_t *p_block )
 }
 static block_t *U16toS16( filter_t *p_filter, block_t *p_block )
 {
+    VLC_UNUSED(p_filter);
     int i;
     uint16_t *p_in = (uint16_t *)p_block->p_buffer;
     int16_t *p_out = (int16_t *)p_in;
@@ -567,6 +581,7 @@ static block_t *U16toS16( filter_t *p_filter, block_t *p_block )
 
 static block_t *S8toU8( filter_t *p_filter, block_t *p_block )
 {
+    VLC_UNUSED(p_filter);
     int i;
     int8_t *p_in = (int8_t *)p_block->p_buffer;
     uint8_t *p_out = (uint8_t *)p_in;
@@ -578,6 +593,7 @@ static block_t *S8toU8( filter_t *p_filter, block_t *p_block )
 }
 static block_t *U8toS8( filter_t *p_filter, block_t *p_block )
 {
+    VLC_UNUSED(p_filter);
     int i;
     uint8_t *p_in = (uint8_t *)p_block->p_buffer;
     int8_t *p_out = (int8_t *)p_in;
@@ -616,7 +632,7 @@ static block_t *S8toU16( filter_t *p_filter, block_t *p_block )
     p_block_out->i_length = p_block->i_length;
     p_block_out->i_rate = p_block->i_rate;
 
-    p_block->pf_release( p_block );
+    block_Release( p_block );
     return p_block_out;
 }
 
@@ -647,7 +663,7 @@ static block_t *U8toS16( filter_t *p_filter, block_t *p_block )
     p_block_out->i_length = p_block->i_length;
     p_block_out->i_rate = p_block->i_rate;
 
-    p_block->pf_release( p_block );
+    block_Release( p_block );
     return p_block_out;
 }
 
@@ -679,7 +695,7 @@ static block_t *S8toS16( filter_t *p_filter, block_t *p_block )
     p_block_out->i_length = p_block->i_length;
     p_block_out->i_rate = p_block->i_rate;
 
-    p_block->pf_release( p_block );
+    block_Release( p_block );
     return p_block_out;
 }
 
@@ -710,7 +726,7 @@ static block_t *U8toU16( filter_t *p_filter, block_t *p_block )
     p_block_out->i_length = p_block->i_length;
     p_block_out->i_rate = p_block->i_rate;
 
-    p_block->pf_release( p_block );
+    block_Release( p_block );
     return p_block_out;
 }
 
@@ -719,7 +735,8 @@ static block_t *U8toU16( filter_t *p_filter, block_t *p_block )
  *****************************************************************************/
 static block_t *Swap16( filter_t *p_filter, block_t *p_block )
 {
-    int i;
+    VLC_UNUSED(p_filter);
+    size_t i;
     uint8_t *p_in = (uint8_t *)p_block->p_buffer;
     uint8_t tmp;
 
@@ -736,7 +753,8 @@ static block_t *Swap16( filter_t *p_filter, block_t *p_block )
 
 static block_t *Swap24( filter_t *p_filter, block_t *p_block )
 {
-    int i;
+    VLC_UNUSED(p_filter);
+    size_t i;
     uint8_t *p_in = (uint8_t *)p_block->p_buffer;
     uint8_t tmp;