[FFmpeg-devel] [PATCH 13/34] avcodec/r210enc: Avoid copying packet data

Andreas Rheinhardt andreas.rheinhardt at outlook.com
Mon Apr 26 01:34:27 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/r210enc.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/libavcodec/r210enc.c b/libavcodec/r210enc.c
index be1943f5f9..079378be18 100644
--- a/libavcodec/r210enc.c
+++ b/libavcodec/r210enc.c
@@ -46,7 +46,8 @@ static int encode_frame(AVCodecContext *avctx, AVPacket *pkt,
     uint8_t *srcr_line, *srcg_line, *srcb_line;
     uint8_t *dst;
 
-    if ((ret = ff_alloc_packet2(avctx, pkt, 4 * aligned_width * avctx->height, 0)) < 0)
+    if ((ret = ff_alloc_packet2(avctx, pkt, 4 * aligned_width * avctx->height,
+                                            4 * aligned_width * avctx->height)) < 0)
         return ret;
 
     srcg_line = pic->data[0];
-- 
2.27.0



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