X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavformat%2Friff.h;h=e9256344f8a2a1b2c208514b57674b957362b8f7;hb=879ea06bc5572a739712d0b5e291f1b04bf16e33;hp=88a77b07c8d749a13ab51666fc8499882cd6627e;hpb=4760278007213bafadb231451f79f763a5a4b07a;p=ffmpeg

diff --git a/libavformat/riff.h b/libavformat/riff.h
index 88a77b07c8d..e9256344f8a 100644
--- a/libavformat/riff.h
+++ b/libavformat/riff.h
@@ -91,10 +91,13 @@ typedef struct AVCodecGuid {
 extern const AVCodecGuid ff_codec_wav_guids[];
 
 #define FF_PRI_GUID \
-    "%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x"
+    "%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x " \
+    "{%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x}"
 
 #define FF_ARG_GUID(g) \
     g[0], g[1], g[2],  g[3],  g[4],  g[5],  g[6],  g[7], \
+    g[8], g[9], g[10], g[11], g[12], g[13], g[14], g[15],\
+    g[3], g[2], g[1],  g[0],  g[5],  g[4],  g[7],  g[6], \
     g[8], g[9], g[10], g[11], g[12], g[13], g[14], g[15]
 
 #define FF_MEDIASUBTYPE_BASE_GUID \