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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 12:27:04 +0200 |
| commit | ad232c6833d9f192324c9e99c19d1b4dd7852828 (patch) | |
| tree | f343cf249ae02ce4a43adef0e199739dd95b0a0c /libavcodec/adxenc.c | |
| parent | 39bb36d7231b4dd5eec8105903cd8e323b2c0474 (diff) | |
| download | ffmpeg-ad232c6833d9f192324c9e99c19d1b4dd7852828.tar.gz | |
avcodec/adxenc: 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/adxenc.c')
| -rw-r--r-- | libavcodec/adxenc.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/libavcodec/adxenc.c b/libavcodec/adxenc.c index fecc0ce384..c5849a40a1 100644 --- a/libavcodec/adxenc.c +++ b/libavcodec/adxenc.c @@ -22,6 +22,7 @@ #include "avcodec.h" #include "adx.h" #include "bytestream.h" +#include "encode.h" #include "internal.h" #include "put_bits.h" @@ -148,7 +149,7 @@ static int adx_encode_frame(AVCodecContext *avctx, AVPacket *avpkt, if (!samples) { if (c->eof) return 0; - if ((ret = ff_alloc_packet2(avctx, avpkt, 18, 0)) < 0) + if ((ret = ff_get_encode_buffer(avctx, avpkt, 18, 0)) < 0) return ret; c->eof = 1; dst = avpkt->data; @@ -162,7 +163,7 @@ static int adx_encode_frame(AVCodecContext *avctx, AVPacket *avpkt, } out_size = BLOCK_SIZE * avctx->channels + !c->header_parsed * HEADER_SIZE; - if ((ret = ff_alloc_packet2(avctx, avpkt, out_size, 0)) < 0) + if ((ret = ff_get_encode_buffer(avctx, avpkt, out_size, 0)) < 0) return ret; dst = avpkt->data; @@ -192,10 +193,10 @@ const AVCodec ff_adpcm_adx_encoder = { .long_name = NULL_IF_CONFIG_SMALL("SEGA CRI ADX ADPCM"), .type = AVMEDIA_TYPE_AUDIO, .id = AV_CODEC_ID_ADPCM_ADX, + .capabilities = AV_CODEC_CAP_DR1 | AV_CODEC_CAP_DELAY, .priv_data_size = sizeof(ADXContext), .init = adx_encode_init, .encode2 = adx_encode_frame, - .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, |