gentoo-overlay/media-gfx/blender/files/blender-2.79b-ffmpeg-4-compat.patch

diff -urN a/intern/ffmpeg/ffmpeg_compat.h b/intern/ffmpeg/ffmpeg_compat.h
--- a/intern/ffmpeg/ffmpeg_compat.h	2018-03-23 15:22:25.000000000 +0000
+++ b/intern/ffmpeg/ffmpeg_compat.h	2018-08-16 14:39:23.484489828 +0100
@@ -109,6 +109,45 @@
 
 #endif
 
+/* XXX TODO Probably fix to correct modern flags in code? Not sure how old FFMPEG we want to support though,
+ * so for now this will do. */
+
+#ifndef FF_MIN_BUFFER_SIZE
+#  ifdef AV_INPUT_BUFFER_MIN_SIZE
+#    define FF_MIN_BUFFER_SIZE AV_INPUT_BUFFER_MIN_SIZE
+#  endif
+#endif
+
+#ifndef FF_INPUT_BUFFER_PADDING_SIZE
+#  ifdef AV_INPUT_BUFFER_PADDING_SIZE
+#    define FF_INPUT_BUFFER_PADDING_SIZE AV_INPUT_BUFFER_PADDING_SIZE
+#  endif
+#endif
+
+#ifndef CODEC_FLAG_GLOBAL_HEADER
+#  ifdef AV_CODEC_FLAG_GLOBAL_HEADER
+#    define CODEC_FLAG_GLOBAL_HEADER AV_CODEC_FLAG_GLOBAL_HEADER
+#  endif
+#endif
+
+#ifndef CODEC_FLAG_GLOBAL_HEADER
+#  ifdef AV_CODEC_FLAG_GLOBAL_HEADER
+#    define CODEC_FLAG_GLOBAL_HEADER AV_CODEC_FLAG_GLOBAL_HEADER
+#  endif
+#endif
+
+#ifndef CODEC_FLAG_INTERLACED_DCT
+#  ifdef AV_CODEC_FLAG_INTERLACED_DCT
+#    define CODEC_FLAG_INTERLACED_DCT AV_CODEC_FLAG_INTERLACED_DCT
+#  endif
+#endif
+
+#ifndef CODEC_FLAG_INTERLACED_ME
+#  ifdef AV_CODEC_FLAG_INTERLACED_ME
+#    define CODEC_FLAG_INTERLACED_ME AV_CODEC_FLAG_INTERLACED_ME
+#  endif
+#endif
+
 /* FFmpeg upstream 1.0 is the first who added AV_ prefix. */
 #if LIBAVCODEC_VERSION_INT < AV_VERSION_INT(54, 59, 100)
 #  define AV_CODEC_ID_NONE CODEC_ID_NONE
diff -urN a/source/blender/blenkernel/intern/writeffmpeg.c b/source/blender/blenkernel/intern/writeffmpeg.c
--- a/source/blender/blenkernel/intern/writeffmpeg.c	2018-03-23 15:22:25.000000000 +0000
+++ b/source/blender/blenkernel/intern/writeffmpeg.c	2018-08-16 14:39:21.702484751 +0100
@@ -605,7 +605,8 @@
 	c->rc_buffer_aggressivity = 1.0;
 #endif
 
-	c->me_method = ME_EPZS;
+	/* Deprecated and not doing anything since July 2015, deleted in recent ffmpeg */
+	//c->me_method = ME_EPZS;
 	
 	codec = avcodec_find_encoder(c->codec_id);
 	if (!codec)