[FFmpeg-devel] [PATCH 21/34] avcodec/y41penc: Avoid copying packet data

Andreas Rheinhardt andreas.rheinhardt at outlook.com
Mon Apr 26 01:34:35 EEST 2021


When the packet size is known in advance like here, one can avoid
an intermediate buffer for the packet data.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt at outlook.com>
---
 libavcodec/y41penc.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/libavcodec/y41penc.c b/libavcodec/y41penc.c
index 4340a3fbba..187c8bf03f 100644
--- a/libavcodec/y41penc.c
+++ b/libavcodec/y41penc.c
@@ -43,7 +43,8 @@ static int y41p_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
     uint8_t *y, *u, *v;
     int i, j, ret;
 
-    if ((ret = ff_alloc_packet2(avctx, pkt, avctx->width * avctx->height * 1.5, 0)) < 0)
+    if ((ret = ff_alloc_packet2(avctx, pkt, avctx->width * avctx->height * 1.5,
+                                            avctx->width * avctx->height * 1.5)) < 0)
         return ret;
 
     dst = pkt->data;
-- 
2.27.0



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