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-rw-r--r--libavcodec/png.h5
1 files changed, 0 insertions, 5 deletions
diff --git a/libavcodec/png.h b/libavcodec/png.h
index 948c2f714f..e967fcf38f 100644
--- a/libavcodec/png.h
+++ b/libavcodec/png.h
@@ -42,11 +42,6 @@
#define PNG_FILTER_VALUE_PAETH 4
#define PNG_FILTER_VALUE_MIXED 5
-#define PNG_IHDR 0x0001
-#define PNG_IDAT 0x0002
-#define PNG_ALLIMAGE 0x0004
-#define PNG_PLTE 0x0008
-
#define NB_PASSES 7
#define PNGSIG 0x89504e470d0a1a0a