3 * Copyright (c) 2001 Fabrice Bellard
5 * This file is part of FFmpeg.
7 * FFmpeg is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
12 * FFmpeg is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with FFmpeg; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
30 #include "libavutil/pixdesc.h"
31 #include "libavutil/intreadwrite.h"
32 #include "libavutil/imgutils.h"
33 #include "libavutil/internal.h"
35 static av_cold int raw_encode_init(AVCodecContext *avctx)
37 const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(avctx->pix_fmt);
39 #if FF_API_CODED_FRAME
40 FF_DISABLE_DEPRECATION_WARNINGS
41 avctx->coded_frame->pict_type = AV_PICTURE_TYPE_I;
42 FF_ENABLE_DEPRECATION_WARNINGS
44 avctx->bits_per_coded_sample = av_get_bits_per_pixel(desc);
46 avctx->codec_tag = avcodec_pix_fmt_to_codec_tag(avctx->pix_fmt);
50 static int raw_encode(AVCodecContext *avctx, AVPacket *pkt,
51 const AVFrame *frame, int *got_packet)
53 int ret = av_image_get_buffer_size(frame->format,
54 frame->width, frame->height, 1);
59 if ((ret = ff_alloc_packet2(avctx, pkt, ret, ret)) < 0)
61 if ((ret = av_image_copy_to_buffer(pkt->data, pkt->size,
62 frame->data, frame->linesize,
64 frame->width, frame->height, 1)) < 0)
67 if(avctx->codec_tag == AV_RL32("yuv2") && ret > 0 &&
68 frame->format == AV_PIX_FMT_YUYV422) {
70 for(x = 1; x < frame->height*frame->width*2; x += 2)
73 pkt->flags |= AV_PKT_FLAG_KEY;
78 AVCodec ff_rawvideo_encoder = {
80 .long_name = NULL_IF_CONFIG_SMALL("raw video"),
81 .type = AVMEDIA_TYPE_VIDEO,
82 .id = AV_CODEC_ID_RAWVIDEO,
83 .init = raw_encode_init,
84 .encode2 = raw_encode,