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avcodec/cngenc: Allow user-supplied buffers

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Trivial for an encoder that knows the size of the output packet in
advance.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
This commit is contained in:
Andreas Rheinhardt
2021-04-27 16:58:16 +02:00
parent 5b8c18495c
commit 350c00f3df
1 changed files with 3 additions and 1 deletions
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4
libavcodec/cngenc.c
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@@ -23,6 +23,7 @@
#include "libavutil/common.h" #include "libavutil/common.h"
#include "avcodec.h" #include "avcodec.h"
#include "encode.h"
#include "internal.h" #include "internal.h"
#include "lpc.h" #include "lpc.h"
@@ -73,7 +74,7 @@ static int cng_encode_frame(AVCodecContext *avctx, AVPacket *avpkt,
int qdbov; int qdbov;
int16_t *samples = (int16_t*) frame->data[0]; int16_t *samples = (int16_t*) frame->data[0];
if ((ret = ff_alloc_packet2(avctx, avpkt, 1 + p->order, 1 + p->order))) { if ((ret = ff_get_encode_buffer(avctx, avpkt, 1 + p->order, 0))) {
av_log(avctx, AV_LOG_ERROR, "Error getting output packet\n"); av_log(avctx, AV_LOG_ERROR, "Error getting output packet\n");
return ret; return ret;
} }
@@ -105,6 +106,7 @@ const AVCodec ff_comfortnoise_encoder = {
.long_name = NULL_IF_CONFIG_SMALL("RFC 3389 comfort noise generator"), .long_name = NULL_IF_CONFIG_SMALL("RFC 3389 comfort noise generator"),
.type = AVMEDIA_TYPE_AUDIO, .type = AVMEDIA_TYPE_AUDIO,
.id = AV_CODEC_ID_COMFORT_NOISE, .id = AV_CODEC_ID_COMFORT_NOISE,
.capabilities = AV_CODEC_CAP_DR1,
.priv_data_size = sizeof(CNGContext), .priv_data_size = sizeof(CNGContext),
.init = cng_encode_init, .init = cng_encode_init,
.encode2 = cng_encode_frame, .encode2 = cng_encode_frame,