Deprecate deinterlaced in libavcodec.

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

libavcodec/avcodec.h

@@ -4618,7 +4618,10 @@ int avpicture_get_size(enum AVPixelFormat pix_fmt, int width, int height);
 
 /**
  *  deinterlace - if not supported return -1
+ *
+ * @deprecated - use yadif (in lavfilter) instead
  */
+attribute_deprecated
 int avpicture_deinterlace(AVPicture *dst, const AVPicture *src,
                           enum AVPixelFormat pix_fmt, int width, int height);
 /**

libavcodec/imgconvert.c

@@ -492,6 +492,8 @@ int av_picture_pad(AVPicture *dst, const AVPicture *src, int height, int width,
     return 0;
 }
 
+#if FF_API_DEINTERLACE
+
 #if !HAVE_MMX_EXTERNAL
 /* filter parameters: [-1 4 2 4 -1] // 8 */
 static void deinterlace_line_c(uint8_t *dst,
@@ -651,6 +653,8 @@ int avpicture_deinterlace(AVPicture *dst, const AVPicture *src,
     return 0;
 }
 
+#endif /* FF_API_DEINTERLACE */
+
 #ifdef TEST
 
 int main(void){

libavcodec/version.h

@@ -106,5 +106,8 @@
 #ifndef FF_API_IDCT
 #define FF_API_IDCT              (LIBAVCODEC_VERSION_MAJOR < 55)
 #endif
+#ifndef FF_API_DEINTERLACE
+#define FF_API_DEINTERLACE       (LIBAVCODEC_VERSION_MAJOR < 55)
+#endif
 
 #endif /* AVCODEC_VERSION_H */