i420: Flag a parameter as unused.

[vlc] / modules / video_chroma / i420_ymga.c

diff --git a/modules/video_chroma/i420_ymga.c b/modules/video_chroma/i420_ymga.c
index 63d09a8cf1a7e53ee61dbe67a055cd87349a65d4..bf1c9e4e4e19a5e931f21b878ffaafab932ebfb5 100644 (file)
--- a/modules/video_chroma/i420_ymga.c
+++ b/modules/video_chroma/i420_ymga.c
@@ -24,16 +24,16 @@
 /*****************************************************************************
  * Preamble
  *****************************************************************************/
-#include <errno.h>                                                 /* ENOMEM */
 
 #ifdef HAVE_CONFIG_H
 # include "config.h"
 #endif
 
+#include <errno.h>                                                 /* ENOMEM */
+
 #include <vlc_common.h>
 #include <vlc_plugin.h>
 #include <vlc_filter.h>
-#include <vlc_vout.h>
 
 #define SRC_FOURCC  "I420,IYUV,YV12"
 #define DEST_FOURCC "YMGA"
@@ -48,17 +48,17 @@ static picture_t *I420_YMGA_Filter( filter_t *, picture_t * );
 /*****************************************************************************
  * Module descriptor
  *****************************************************************************/
-vlc_module_begin();
+vlc_module_begin ()
 #if defined (MODULE_NAME_IS_i420_ymga)
-    set_description( N_("Conversions from " SRC_FOURCC " to " DEST_FOURCC) );
-    set_capability( "video filter2", 80 );
+    set_description( N_("Conversions from " SRC_FOURCC " to " DEST_FOURCC) )
+    set_capability( "video filter2", 80 )
 #elif defined (MODULE_NAME_IS_i420_ymga_mmx)
-    set_description( N_("MMX conversions from " SRC_FOURCC " to " DEST_FOURCC) );
-    set_capability( "video filter2", 100 );
-    add_requirement( MMX );
+    set_description( N_("MMX conversions from " SRC_FOURCC " to " DEST_FOURCC) )
+    set_capability( "video filter2", 100 )
+    add_requirement( MMX )
 #endif
-    set_callbacks( Activate, NULL );
-vlc_module_end();
+    set_callbacks( Activate, NULL )
+vlc_module_end ()
 
 /*****************************************************************************
  * Activate: allocate a chroma function
@@ -75,14 +75,17 @@ static int Activate( vlc_object_t *p_this )
         return -1;
     }
 
+    if( p_filter->fmt_in.video.i_width != p_filter->fmt_out.video.i_width
+     || p_filter->fmt_in.video.i_height != p_filter->fmt_out.video.i_height )
+        return -1;
+
     switch( p_filter->fmt_in.video.i_chroma )
     {
-        case VLC_FOURCC('Y','V','1','2'):
-        case VLC_FOURCC('I','4','2','0'):
-        case VLC_FOURCC('I','Y','U','V'):
+        case VLC_CODEC_YV12:
+        case VLC_CODEC_I420:
             switch( p_filter->fmt_out.video.i_chroma )
             {
-                case VLC_FOURCC('Y','M','G','A'):
+                case VLC_CODEC_YMGA:
                     p_filter->pf_video_filter = I420_YMGA_Filter;
                     break;
 
@@ -108,6 +111,7 @@ VIDEO_FILTER_WRAPPER( I420_YMGA )
 static void I420_YMGA( filter_t *p_filter, picture_t *p_source,
                                            picture_t *p_dest )
 {
+    VLC_UNUSED(p_filter);
     uint8_t *p_uv = p_dest->U_PIXELS;
     uint8_t *p_u = p_source->U_PIXELS;
     uint8_t *p_v = p_source->V_PIXELS;