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X-Microsoft-Antispam-Message-Info: aTQWxNUGZP3+kv5upMxU3uM9YDArZ0pl8WBukYOwNLrRl7i69In2tRH+3gJCrg4unuHMJUCoJucB2/5hNU0shBpHmQ4e2NIOcq48SbKB6BiFyhjQJOWj0Ny4WzOUFkyOxvgNNcqHP/283ZJ/wDocAK7IKCp7dVmdxuxAqSkFEiqkfBx/k1kXwUw2msWH9qtnAgB3KousNx+TAoQe4WgU34eI8lBYJ/sOH1qXT8cm7W8ZeHEEvLFoa/P767r0NSqr++xqmM1TrqgIsR+KqiZcPEe39gkJS/IFTIyX0lC4QkNsK28Pkvdp5rTBhz4m/i2AP6ixXF8h/oS1wfOcuwxGN2blYi6PiqyEQQm7HGE8r7mSEA2dFAqq/ZdOmpwwxi1lPKTaNEnywlU2hwapzT9HNQ== X-MS-Exchange-AntiSpam-MessageData: ytRIZwLw7mDgIZi7f9jwN+nT1jzhp+I44Hrfi6Xc+sWRUKKRjOc9aK4005terTlooja3wwTOErjyhfUbGajd16F8mNHP7hWdA0VMo8qyiDsH7IZAdsFamLQ4z63SF6aQtWMkW7A68Q/2RGQqN9dW3Q== X-OriginatorOrg: outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: 3aa20edd-f35e-41af-cfe6-08d9083a7471 X-MS-Exchange-CrossTenant-OriginalArrivalTime: 25 Apr 2021 22:35:40.6416 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 84df9e7f-e9f6-40af-b435-aaaaaaaaaaaa X-MS-Exchange-CrossTenant-AuthSource: HE1EUR01FT030.eop-EUR01.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: Internet X-MS-Exchange-CrossTenant-RMS-PersistedConsumerOrg: 00000000-0000-0000-0000-000000000000 X-MS-Exchange-Transport-CrossTenantHeadersStamped: HE1EUR01HT068 Subject: [FFmpeg-devel] [PATCH 21/34] avcodec/y41penc: Avoid copying packet data X-BeenThere: ffmpeg-devel@ffmpeg.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: FFmpeg development discussions and patches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: FFmpeg development discussions and patches Cc: Andreas Rheinhardt Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" X-TUID: NZF345zqhK0C When the packet size is known in advance like here, one can avoid an intermediate buffer for the packet data. Signed-off-by: Andreas Rheinhardt --- libavcodec/y41penc.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/libavcodec/y41penc.c b/libavcodec/y41penc.c index 4340a3fbba..187c8bf03f 100644 --- a/libavcodec/y41penc.c +++ b/libavcodec/y41penc.c @@ -43,7 +43,8 @@ static int y41p_encode_frame(AVCodecContext *avctx, AVPacket *pkt, uint8_t *y, *u, *v; int i, j, ret; - if ((ret = ff_alloc_packet2(avctx, pkt, avctx->width * avctx->height * 1.5, 0)) < 0) + if ((ret = ff_alloc_packet2(avctx, pkt, avctx->width * avctx->height * 1.5, + avctx->width * avctx->height * 1.5)) < 0) return ret; dst = pkt->data;