[FFmpeg-cvslog] avcodec/aarch64/idct: Add missing stddef

[Andreas Rheinhardt]

ffmpeg | branch: master | Andreas Rheinhardt <andreas.rheinhardt at outlook.com> | Sun Aug  8 19:03:49 2021 +0200| [52e911369553e1d2e8c4978172a5a302b91c8202] | committer: Andreas Rheinhardt

avcodec/aarch64/idct: Add missing stddef

Fixes checkheaders on aarch64.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt at outlook.com>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=52e911369553e1d2e8c4978172a5a302b91c8202
---

 libavcodec/aarch64/idct.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/libavcodec/aarch64/idct.h b/libavcodec/aarch64/idct.h
index 5c49046148..97ee0a64af 100644
--- a/libavcodec/aarch64/idct.h
+++ b/libavcodec/aarch64/idct.h
@@ -19,6 +19,7 @@
 #ifndef AVCODEC_AARCH64_IDCT_H
 #define AVCODEC_AARCH64_IDCT_H
 
+#include <stddef.h>
 #include <stdint.h>
 
 void ff_simple_idct_neon(int16_t *data);