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.rheinha...@outlook.com>
---
libavcodec/yuv4enc.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/libavcodec/yuv4enc.c b/libavcodec/yuv4enc.c
index 63a7fae964..5096f81e1a 100644
--- a/libavcodec/yuv4enc.c
+++ b/libavcodec/yuv4enc.c
@@ -26,11 +26,12 @@
static int yuv4_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
const AVFrame *pic, int *got_packet)
{
+ int64_t size = 6 * (avctx->width + 1 >> 1) * (avctx->height + 1 >> 1);
uint8_t *dst;
uint8_t *y, *u, *v;
int i, j, ret;
- if ((ret = ff_alloc_packet2(avctx, pkt, 6 * (avctx->width + 1 >> 1) *
(avctx->height + 1 >> 1), 0)) < 0)
+ if ((ret = ff_alloc_packet2(avctx, pkt, size, size)) < 0)
return ret;
dst = pkt->data;
--
2.27.0
_______________________________________________
ffmpeg-devel mailing list
ffmpeg-devel@ffmpeg.org
https://ffmpeg.org/mailman/listinfo/ffmpeg-devel
To unsubscribe, visit link above, or email
ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".
