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-rw-r--r--libavcodec/eaidct.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/libavcodec/eaidct.h b/libavcodec/eaidct.h
index 6b9ec1c91c..a46dae939b 100644
--- a/libavcodec/eaidct.h
+++ b/libavcodec/eaidct.h
@@ -19,8 +19,9 @@
#ifndef AVCODEC_EAIDCT_H
#define AVCODEC_EAIDCT_H
+#include <stddef.h>
#include <stdint.h>
-void ff_ea_idct_put_c(uint8_t *dest, int linesize, int16_t *block);
+void ff_ea_idct_put_c(uint8_t *dest, ptrdiff_t linesize, int16_t *block);
#endif /* AVCODEC_EAIDCT_H */