Don't include common.h from avutil.h
[libav.git] / libavcodec / rawenc.c
1 /*
2 * Raw Video Encoder
3 * Copyright (c) 2001 Fabrice Bellard
4 *
5 * This file is part of Libav.
6 *
7 * Libav 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.
11 *
12 * Libav 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.
16 *
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with Libav; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20 */
21
22 /**
23 * @file
24 * Raw Video Encoder
25 */
26
27 #include "avcodec.h"
28 #include "raw.h"
29 #include "internal.h"
30 #include "libavutil/pixdesc.h"
31 #include "libavutil/intreadwrite.h"
32 #include "libavutil/internal.h"
33
34 static av_cold int raw_init_encoder(AVCodecContext *avctx)
35 {
36 avctx->coded_frame = avctx->priv_data;
37 avctx->coded_frame->pict_type = AV_PICTURE_TYPE_I;
38 avctx->coded_frame->key_frame = 1;
39 avctx->bits_per_coded_sample = av_get_bits_per_pixel(&av_pix_fmt_descriptors[avctx->pix_fmt]);
40 if(!avctx->codec_tag)
41 avctx->codec_tag = avcodec_pix_fmt_to_codec_tag(avctx->pix_fmt);
42 return 0;
43 }
44
45 static int raw_encode(AVCodecContext *avctx, AVPacket *pkt,
46 const AVFrame *frame, int *got_packet)
47 {
48 int ret = avpicture_get_size(avctx->pix_fmt, avctx->width, avctx->height);
49
50 if (ret < 0)
51 return ret;
52
53 if ((ret = ff_alloc_packet(pkt, ret)) < 0)
54 return ret;
55 if ((ret = avpicture_layout((const AVPicture *)frame, avctx->pix_fmt, avctx->width,
56 avctx->height, pkt->data, pkt->size)) < 0)
57 return ret;
58
59 if(avctx->codec_tag == AV_RL32("yuv2") && ret > 0 &&
60 avctx->pix_fmt == PIX_FMT_YUYV422) {
61 int x;
62 for(x = 1; x < avctx->height*avctx->width*2; x += 2)
63 pkt->data[x] ^= 0x80;
64 }
65 pkt->flags |= AV_PKT_FLAG_KEY;
66 *got_packet = 1;
67 return 0;
68 }
69
70 AVCodec ff_rawvideo_encoder = {
71 .name = "rawvideo",
72 .type = AVMEDIA_TYPE_VIDEO,
73 .id = AV_CODEC_ID_RAWVIDEO,
74 .priv_data_size = sizeof(AVFrame),
75 .init = raw_init_encoder,
76 .encode2 = raw_encode,
77 .long_name = NULL_IF_CONFIG_SMALL("raw video"),
78 };