FFmpeg/libavcodec/v408enc.c
Michael Niedermayer 7a72695c05 Merge commit '36ef5369ee9b336febc2c270f8718cec4476cb85'
* commit '36ef5369ee9b336febc2c270f8718cec4476cb85':
  Replace all CODEC_ID_* with AV_CODEC_ID_*
  lavc: add AV prefix to codec ids.

Conflicts:
	doc/APIchanges
	doc/examples/decoding_encoding.c
	doc/examples/muxing.c
	ffmpeg.c
	ffprobe.c
	ffserver.c
	libavcodec/8svx.c
	libavcodec/avcodec.h
	libavcodec/dnxhd_parser.c
	libavcodec/dvdsubdec.c
	libavcodec/error_resilience.c
	libavcodec/h263dec.c
	libavcodec/libvorbisenc.c
	libavcodec/mjpeg_parser.c
	libavcodec/mjpegenc.c
	libavcodec/mpeg12.c
	libavcodec/mpeg4videodec.c
	libavcodec/mpegvideo.c
	libavcodec/mpegvideo_enc.c
	libavcodec/pcm.c
	libavcodec/r210dec.c
	libavcodec/utils.c
	libavcodec/v210dec.c
	libavcodec/version.h
	libavdevice/alsa-audio-dec.c
	libavdevice/bktr.c
	libavdevice/v4l2.c
	libavformat/asfdec.c
	libavformat/asfenc.c
	libavformat/avformat.h
	libavformat/avidec.c
	libavformat/caf.c
	libavformat/electronicarts.c
	libavformat/flacdec.c
	libavformat/flvdec.c
	libavformat/flvenc.c
	libavformat/framecrcenc.c
	libavformat/img2.c
	libavformat/img2dec.c
	libavformat/img2enc.c
	libavformat/ipmovie.c
	libavformat/isom.c
	libavformat/matroska.c
	libavformat/matroskadec.c
	libavformat/matroskaenc.c
	libavformat/mov.c
	libavformat/movenc.c
	libavformat/mp3dec.c
	libavformat/mpeg.c
	libavformat/mpegts.c
	libavformat/mxf.c
	libavformat/mxfdec.c
	libavformat/mxfenc.c
	libavformat/nsvdec.c
	libavformat/nut.c
	libavformat/oggenc.c
	libavformat/pmpdec.c
	libavformat/rawdec.c
	libavformat/rawenc.c
	libavformat/riff.c
	libavformat/sdp.c
	libavformat/utils.c
	libavformat/vocenc.c
	libavformat/wtv.c
	libavformat/xmv.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2012-08-07 22:45:46 +02:00

115 lines
3.3 KiB
C

/*
* v408 encoder
*
* Copyright (c) 2012 Carl Eugen Hoyos
*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "libavutil/intreadwrite.h"
#include "avcodec.h"
#include "internal.h"
static av_cold int v408_encode_init(AVCodecContext *avctx)
{
avctx->coded_frame = avcodec_alloc_frame();
if (!avctx->coded_frame) {
av_log(avctx, AV_LOG_ERROR, "Could not allocate frame.\n");
return AVERROR(ENOMEM);
}
return 0;
}
static int v408_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
const AVFrame *pic, int *got_packet)
{
uint8_t *dst;
uint8_t *y, *u, *v, *a;
int i, j, ret;
if ((ret = ff_alloc_packet2(avctx, pkt, avctx->width * avctx->height * 4)) < 0)
return ret;
dst = pkt->data;
avctx->coded_frame->reference = 0;
avctx->coded_frame->key_frame = 1;
avctx->coded_frame->pict_type = AV_PICTURE_TYPE_I;
y = pic->data[0];
u = pic->data[1];
v = pic->data[2];
a = pic->data[3];
for (i = 0; i < avctx->height; i++) {
for (j = 0; j < avctx->width; j++) {
if (avctx->codec_id==AV_CODEC_ID_AYUV) {
*dst++ = v[j];
*dst++ = u[j];
*dst++ = y[j];
*dst++ = a[j];
} else {
*dst++ = u[j];
*dst++ = y[j];
*dst++ = v[j];
*dst++ = a[j];
}
}
y += pic->linesize[0];
u += pic->linesize[1];
v += pic->linesize[2];
a += pic->linesize[3];
}
pkt->flags |= AV_PKT_FLAG_KEY;
*got_packet = 1;
return 0;
}
static av_cold int v408_encode_close(AVCodecContext *avctx)
{
av_freep(&avctx->coded_frame);
return 0;
}
#if CONFIG_AYUV_ENCODER
AVCodec ff_ayuv_encoder = {
.name = "ayuv",
.type = AVMEDIA_TYPE_VIDEO,
.id = AV_CODEC_ID_AYUV,
.init = v408_encode_init,
.encode2 = v408_encode_frame,
.close = v408_encode_close,
.pix_fmts = (const enum PixelFormat[]){ PIX_FMT_YUVA444P, PIX_FMT_NONE },
.long_name = NULL_IF_CONFIG_SMALL("Uncompressed packed MS 4:4:4:4"),
};
#endif
#if CONFIG_V408_ENCODER
AVCodec ff_v408_encoder = {
.name = "v408",
.type = AVMEDIA_TYPE_VIDEO,
.id = AV_CODEC_ID_V408,
.init = v408_encode_init,
.encode2 = v408_encode_frame,
.close = v408_encode_close,
.pix_fmts = (const enum PixelFormat[]){ PIX_FMT_YUVA444P, PIX_FMT_NONE },
.long_name = NULL_IF_CONFIG_SMALL("Uncompressed packed QT 4:4:4:4"),
};
#endif