cosmetics: iff: fix typo

[ffmpeg] / libavcodec / png.h

diff --git a/libavcodec/png.h b/libavcodec/png.h
index 4b30ba37355d3161c8fa1eb13efe8c5c66aaa188..948c2f714f33f2e4a418cbcb893955cb2fe6837f 100644 (file)
--- a/libavcodec/png.h
+++ b/libavcodec/png.h
@@ -49,8 +49,8 @@
 
 #define NB_PASSES 7
 
-extern const uint8_t ff_pngsig[8];
-extern const uint8_t ff_mngsig[8];
+#define PNGSIG 0x89504e470d0a1a0a
+#define MNGSIG 0x8a4d4e470d0a1a0a
 
 /* Mask to determine which y pixels are valid in a pass */
 extern const uint8_t ff_png_pass_ymask[NB_PASSES];