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| author | Andreas Rheinhardt <andreas.rheinhardt@outlook.com> | 2021-04-25 01:43:26 +0200 |
|---|---|---|
| committer | Andreas Rheinhardt <andreas.rheinhardt@outlook.com> | 2021-05-05 14:17:03 +0200 |
| commit | a043dcbe65efbc07d6f83b5822b99377035039a1 (patch) | |
| tree | 88c7d9dced0d04b78dd854e422827376ed6fd514 /libavcodec/y41penc.c | |
| parent | 765366bcba7ab8d6b3958a860f64147c9e1ceb2a (diff) | |
| download | ffmpeg-a043dcbe65efbc07d6f83b5822b99377035039a1.tar.gz | |
avcodec/y41penc: Avoid copying packet data, allow user-supplied buffers
When the packet size is known in advance like here, one can avoid
an intermediate buffer for the packet data by using
ff_get_encode_buffer() and also set AV_CODEC_CAP_DR1 at the same time.
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
Diffstat (limited to 'libavcodec/y41penc.c')
| -rw-r--r-- | libavcodec/y41penc.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/libavcodec/y41penc.c b/libavcodec/y41penc.c index e7d639008f..cd4c43b800 100644 --- a/libavcodec/y41penc.c +++ b/libavcodec/y41penc.c @@ -21,6 +21,7 @@ */ #include "avcodec.h" +#include "encode.h" #include "internal.h" static av_cold int y41p_encode_init(AVCodecContext *avctx) @@ -43,7 +44,8 @@ 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) + ret = ff_get_encode_buffer(avctx, pkt, avctx->width * avctx->height * 1.5, 0); + if (ret < 0) return ret; dst = pkt->data; @@ -80,6 +82,7 @@ const AVCodec ff_y41p_encoder = { .long_name = NULL_IF_CONFIG_SMALL("Uncompressed YUV 4:1:1 12-bit"), .type = AVMEDIA_TYPE_VIDEO, .id = AV_CODEC_ID_Y41P, + .capabilities = AV_CODEC_CAP_DR1, .init = y41p_encode_init, .encode2 = y41p_encode_frame, .pix_fmts = (const enum AVPixelFormat[]) { AV_PIX_FMT_YUV411P, |