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[FFmpeg-devel,12/46] avcodec/cngenc: Allow user-supplied buffers

Message ID HE1PR0301MB215405F7B4AE7DC35FB25BBD8F5F9@HE1PR0301MB2154.eurprd03.prod.outlook.com
State Accepted
Commit 350c00f3dfc8c005ef4e85c123afb67a34cfad4b
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Series [FFmpeg-devel,01/46] avcodec/a64multienc: Avoid intermediate buffer
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Commit Message

Andreas Rheinhardt April 29, 2021, 11:56 p.m. UTC
Trivial for an encoder that knows the size of the output packet in
advance.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
---
 libavcodec/cngenc.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/libavcodec/cngenc.c b/libavcodec/cngenc.c
index 55826c75be..f37d586744 100644
--- a/libavcodec/cngenc.c
+++ b/libavcodec/cngenc.c
@@ -23,6 +23,7 @@ 
 
 #include "libavutil/common.h"
 #include "avcodec.h"
+#include "encode.h"
 #include "internal.h"
 #include "lpc.h"
 
@@ -73,7 +74,7 @@  static int cng_encode_frame(AVCodecContext *avctx, AVPacket *avpkt,
     int qdbov;
     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");
         return ret;
     }
@@ -105,6 +106,7 @@  const AVCodec ff_comfortnoise_encoder = {
     .long_name      = NULL_IF_CONFIG_SMALL("RFC 3389 comfort noise generator"),
     .type           = AVMEDIA_TYPE_AUDIO,
     .id             = AV_CODEC_ID_COMFORT_NOISE,
+    .capabilities   = AV_CODEC_CAP_DR1,
     .priv_data_size = sizeof(CNGContext),
     .init           = cng_encode_init,
     .encode2        = cng_encode_frame,