diff options
| author | Andreas Rheinhardt <andreas.rheinhardt@outlook.com> | 2021-04-25 01:43:26 +0200 |
|---|---|---|
| committer | Andreas Rheinhardt <andreas.rheinhardt@outlook.com> | 2021-05-05 12:44:22 +0200 |
| commit | 4569c70f140f01447d1de385a2dd490976d95f89 (patch) | |
| tree | 5dcde42a3e60b1f5ef42516e6e38c4513fd41dc3 | |
| parent | 72c521e80af9ff9b8ab7145e4af973c5e2969840 (diff) | |
| download | ffmpeg-4569c70f140f01447d1de385a2dd490976d95f89.tar.gz | |
avcodec/dcaenc: 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>
| -rw-r--r-- | libavcodec/dcaenc.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/libavcodec/dcaenc.c b/libavcodec/dcaenc.c index 76f1f141d1..71a76bc356 100644 --- a/libavcodec/dcaenc.c +++ b/libavcodec/dcaenc.c @@ -37,6 +37,7 @@ #include "dca_core.h" #include "dcadata.h" #include "dcaenc.h" +#include "encode.h" #include "fft.h" #include "internal.h" #include "mathops.h" @@ -1182,7 +1183,7 @@ static int encode_frame(AVCodecContext *avctx, AVPacket *avpkt, const int32_t *samples; int ret, i; - if ((ret = ff_alloc_packet2(avctx, avpkt, c->frame_size, 0)) < 0) + if ((ret = ff_get_encode_buffer(avctx, avpkt, c->frame_size, 0)) < 0) return ret; samples = (const int32_t *)frame->data[0]; @@ -1239,11 +1240,11 @@ const AVCodec ff_dca_encoder = { .long_name = NULL_IF_CONFIG_SMALL("DCA (DTS Coherent Acoustics)"), .type = AVMEDIA_TYPE_AUDIO, .id = AV_CODEC_ID_DTS, + .capabilities = AV_CODEC_CAP_DR1 | AV_CODEC_CAP_EXPERIMENTAL, .priv_data_size = sizeof(DCAEncContext), .init = encode_init, .close = encode_close, .encode2 = encode_frame, - .capabilities = AV_CODEC_CAP_EXPERIMENTAL, .caps_internal = FF_CODEC_CAP_INIT_THREADSAFE | FF_CODEC_CAP_INIT_CLEANUP, .sample_fmts = (const enum AVSampleFormat[]){ AV_SAMPLE_FMT_S32, AV_SAMPLE_FMT_NONE }, |