Fix swscale linking

modules/video_filter/Modules.am

@@ -41,7 +41,7 @@ SOURCES_canvas = canvas.c
 SOURCES_blendbench = blendbench.c
 SOURCES_chain = chain.c
 SOURCES_postproc = postproc.c
-SOURCES_swscale = swscale.c ../codec/avcodec/chroma.h
+SOURCES_swscale = swscale.c ../codec/avcodec/chroma.c
 SOURCES_imgresample = imgresample.c ../codec/avcodec/chroma.h
 SOURCES_scene = scene.c
 SOURCES_yuvp = yuvp.c

modules/video_filter/swscale.c

@@ -36,12 +36,15 @@
 
 #ifdef HAVE_LIBSWSCALE_SWSCALE_H
 #   include <libswscale/swscale.h>
+#   include <libavcodec/avcodec.h>
 #elif defined(HAVE_FFMPEG_SWSCALE_H)
 #   include <ffmpeg/swscale.h>
+#   include <ffmpeg/avcodec.h>
 #endif
 
 /* Gruikkkkkkkkkk!!!!! */
-#include "../codec/avcodec/chroma.h"
+#include "../codec/avcodec/avcodec.h"
+#undef AVPALETTE_SIZE
 
 #define AVPALETTE_SIZE (256 * sizeof(uint32_t))