[FFmpeg-devel] [PATCH 6/6] avcodec/mpegvideo: Don't zero unnecessarily

Andreas Rheinhardt andreas.rheinhardt at outlook.com
Sat Aug 13 18:03:06 EEST 2022


Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt at outlook.com>
---
 libavcodec/mpegvideo.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/libavcodec/mpegvideo.c b/libavcodec/mpegvideo.c
index ff08168362..1190f29954 100644
--- a/libavcodec/mpegvideo.c
+++ b/libavcodec/mpegvideo.c
@@ -651,10 +651,10 @@ int ff_mpv_init_context_frame(MpegEncContext *s)
             s->dc_val_base[i] = 1024;
     }
 
-    /* which mb is an intra block,  init macroblock skip table */
-    if (!(s->mbintra_table = av_mallocz(mb_array_size)) ||
-        // Note the + 1 is for a quicker MPEG-4 slice_end detection
-        !(s->mbskip_table  = av_mallocz(mb_array_size + 2)))
+    // Note the + 1 is for a quicker MPEG-4 slice_end detection
+    if (!(s->mbskip_table  = av_mallocz(mb_array_size + 2)) ||
+        /* which mb is an intra block,  init macroblock skip table */
+        !(s->mbintra_table = av_malloc(mb_array_size)))
         return AVERROR(ENOMEM);
     memset(s->mbintra_table, 1, mb_array_size);
 
-- 
2.34.1



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