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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 | 7bb7161f86c6524e3eb1cb3fdd48f39e5bd942b8 (patch) | |
| tree | 18e5e22beb83e064d3b73d3d9b26a3392eb714b1 | |
| parent | c7a0addf93949e89cfacd17cfa59396ef4203598 (diff) | |
avcodec/roqaudioenc: Avoid copying 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>
| -rw-r--r-- | libavcodec/roqaudioenc.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/libavcodec/roqaudioenc.c b/libavcodec/roqaudioenc.c index e794d8e0a8..530e6b68d8 100644 --- a/libavcodec/roqaudioenc.c +++ b/libavcodec/roqaudioenc.c @@ -23,6 +23,7 @@ #include "avcodec.h" #include "bytestream.h" +#include "encode.h" #include "internal.h" #include "mathops.h" @@ -154,7 +155,8 @@ static int roq_dpcm_encode_frame(AVCodecContext *avctx, AVPacket *avpkt, else data_size = avctx->channels * avctx->frame_size; - if ((ret = ff_alloc_packet2(avctx, avpkt, ROQ_HEADER_SIZE + data_size, 0)) < 0) + ret = ff_get_encode_buffer(avctx, avpkt, ROQ_HEADER_SIZE + data_size, 0); + if (ret < 0) return ret; out = avpkt->data; @@ -188,11 +190,11 @@ const AVCodec ff_roq_dpcm_encoder = { .long_name = NULL_IF_CONFIG_SMALL("id RoQ DPCM"), .type = AVMEDIA_TYPE_AUDIO, .id = AV_CODEC_ID_ROQ_DPCM, + .capabilities = AV_CODEC_CAP_DR1 | AV_CODEC_CAP_DELAY, .priv_data_size = sizeof(ROQDPCMContext), .init = roq_dpcm_encode_init, .encode2 = roq_dpcm_encode_frame, .close = roq_dpcm_encode_close, - .capabilities = AV_CODEC_CAP_DELAY, .sample_fmts = (const enum AVSampleFormat[]){ AV_SAMPLE_FMT_S16, AV_SAMPLE_FMT_NONE }, .caps_internal = FF_CODEC_CAP_INIT_THREADSAFE, |