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.rheinha...@outlook.com>
---
libavcodec/ra144enc.c | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)
diff --git a/libavcodec/ra144enc.c b/libavcodec/ra144enc.c
index 0eb151a49e..fdb2cfae8e 100644
--- a/libavcodec/ra144enc.c
+++ b/libavcodec/ra144enc.c
@@ -30,6 +30,7 @@
#include "avcodec.h"
#include "audio_frame_queue.h"
#include "celp_filters.h"
+#include "encode.h"
#include "internal.h"
#include "mathops.h"
#include "put_bits.h"
@@ -444,7 +445,7 @@ static int ra144_encode_frame(AVCodecContext *avctx,
AVPacket *avpkt,
if (ractx->last_frame)
return 0;
- if ((ret = ff_alloc_packet2(avctx, avpkt, FRAME_SIZE, 0)) < 0)
+ if ((ret = ff_get_encode_buffer(avctx, avpkt, FRAME_SIZE, 0)) < 0)
return ret;
/**
@@ -533,7 +534,6 @@ static int ra144_encode_frame(AVCodecContext *avctx,
AVPacket *avpkt,
ff_af_queue_remove(&ractx->afq, avctx->frame_size, &avpkt->pts,
&avpkt->duration);
- avpkt->size = FRAME_SIZE;
*got_packet_ptr = 1;
return 0;
}
@@ -544,11 +544,12 @@ const AVCodec ff_ra_144_encoder = {
.long_name = NULL_IF_CONFIG_SMALL("RealAudio 1.0 (14.4K)"),
.type = AVMEDIA_TYPE_AUDIO,
.id = AV_CODEC_ID_RA_144,
+ .capabilities = AV_CODEC_CAP_DR1 | AV_CODEC_CAP_DELAY |
+ AV_CODEC_CAP_SMALL_LAST_FRAME,
.priv_data_size = sizeof(RA144Context),
.init = ra144_encode_init,
.encode2 = ra144_encode_frame,
.close = ra144_encode_close,
- .capabilities = AV_CODEC_CAP_DELAY | AV_CODEC_CAP_SMALL_LAST_FRAME,
.sample_fmts = (const enum AVSampleFormat[]){ AV_SAMPLE_FMT_S16,
AV_SAMPLE_FMT_NONE },
.supported_samplerates = (const int[]){ 8000, 0 },
--
2.27.0
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