mirror of
https://github.com/FFmpeg/FFmpeg.git
synced 2024-12-23 12:43:46 +02:00
v410 encoder and decoder
v410 is a packed 10-bit 4:4:4 YCbCr format used in QuickTime. Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com> Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
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309ffa4fe3
@ -134,7 +134,7 @@ easier to use. The changes are:
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- new option: -report
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- Dxtory capture format decoder
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- cellauto source
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- v410 Quicktime Uncompressed 4:4:4 10-bit encoder and decoder
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version 0.8:
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@ -218,6 +218,7 @@ Codecs:
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tta.c Alex Beregszaszi, Jaikrishnan Menon
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txd.c Ivo van Poorten
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ulti* Kostya Shishkov
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v410*.c Derek Buitenhuis
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vb.c Kostya Shishkov
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vble.c Derek Buitenhuis
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vc1* Kostya Shishkov
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@ -602,6 +602,7 @@ following image formats are supported:
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@tab Codec used in DOS CD-ROM FlashBack game.
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@item Ut Video @tab @tab X
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@item V210 Quicktime Uncompressed 4:2:2 10-bit @tab X @tab X
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@item v410 Quicktime Uncompressed 4:4:4 10-bit @tab X @tab X
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@item VBLE Lossless Codec @tab @tab X
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@item VMware Screen Codec / VMware Video @tab @tab X
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@tab Codec used in videos captured by VMware.
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@ -413,6 +413,8 @@ OBJS-$(CONFIG_ULTI_DECODER) += ulti.o
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OBJS-$(CONFIG_UTVIDEO_DECODER) += utvideo.o
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OBJS-$(CONFIG_V210_DECODER) += v210dec.o
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OBJS-$(CONFIG_V210_ENCODER) += v210enc.o
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OBJS-$(CONFIG_V410_DECODER) += v410dec.o
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OBJS-$(CONFIG_V410_ENCODER) += v410enc.o
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OBJS-$(CONFIG_V210X_DECODER) += v210x.o
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OBJS-$(CONFIG_VB_DECODER) += vb.o
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OBJS-$(CONFIG_VBLE_DECODER) += vble.o
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@ -215,6 +215,7 @@ void avcodec_register_all(void)
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REGISTER_DECODER (UTVIDEO, utvideo);
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REGISTER_ENCDEC (V210, v210);
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REGISTER_DECODER (V210X, v210x);
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REGISTER_ENCDEC (V410, v410);
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REGISTER_DECODER (VB, vb);
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REGISTER_DECODER (VBLE, vble);
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REGISTER_DECODER (VC1, vc1);
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@ -254,6 +254,7 @@ enum CodecID {
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CODEC_ID_BMV_VIDEO,
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CODEC_ID_VBLE,
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CODEC_ID_DXTORY,
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CODEC_ID_V410,
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CODEC_ID_UTVIDEO = 0x800,
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CODEC_ID_ESCAPE130 = MKBETAG('E','1','3','0'),
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113
libavcodec/v410dec.c
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113
libavcodec/v410dec.c
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@ -0,0 +1,113 @@
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/*
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* v410 decoder
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*
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* Copyright (c) 2011 Derek Buitenhuis
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "avcodec.h"
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#include "get_bits.h"
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static av_cold int v410_decode_init(AVCodecContext *avctx)
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{
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avctx->pix_fmt = PIX_FMT_YUV444P10;
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avctx->bits_per_raw_sample = 10;
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if (avctx->width & 1) {
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av_log(avctx, AV_LOG_ERROR, "v410 requires width to be even.\n");
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return AVERROR_INVALIDDATA;
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}
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avctx->coded_frame = avcodec_alloc_frame();
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if (!avctx->coded_frame) {
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av_log(avctx, AV_LOG_ERROR, "Could not allocate frame.\n");
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return AVERROR(ENOMEM);
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}
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return 0;
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}
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static int v410_decode_frame(AVCodecContext *avctx, void *data,
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int *data_size, AVPacket *avpkt)
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{
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AVFrame *pic = avctx->coded_frame;
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uint8_t *src = avpkt->data;
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uint16_t *y, *u, *v;
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uint32_t val;
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int i, j;
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if (pic->data[0])
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avctx->release_buffer(avctx, pic);
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pic->reference = 0;
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if (avctx->get_buffer(avctx, pic) < 0) {
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av_log(avctx, AV_LOG_ERROR, "Could not allocate buffer.\n");
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return AVERROR(ENOMEM);
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}
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pic->key_frame = 1;
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pic->pict_type = FF_I_TYPE;
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y = (uint16_t *)pic->data[0];
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u = (uint16_t *)pic->data[1];
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v = (uint16_t *)pic->data[2];
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for (i = 0; i < avctx->height; i++) {
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for (j = 0; j < avctx->width; j++) {
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val = AV_RL32(src);
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u[j] = (val >> 2) & 0x3FF;
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y[j] = (val >> 12) & 0x3FF;
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v[j] = (val >> 22);
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src += 4;
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}
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y += pic->linesize[0] >> 1;
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u += pic->linesize[1] >> 1;
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v += pic->linesize[2] >> 1;
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}
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*data_size = sizeof(AVFrame);
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*(AVFrame *)data = *pic;
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return avpkt->size;
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}
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static av_cold int v410_decode_close(AVCodecContext *avctx)
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{
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if (avctx->coded_frame->data[0])
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avctx->release_buffer(avctx, avctx->coded_frame);
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av_freep(&avctx->coded_frame);
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return 0;
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}
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AVCodec ff_v410_decoder = {
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.name = "v410",
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.type = AVMEDIA_TYPE_VIDEO,
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.id = CODEC_ID_V410,
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.init = v410_decode_init,
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.decode = v410_decode_frame,
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.close = v410_decode_close,
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.capabilities = CODEC_CAP_DR1,
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.long_name = NULL_IF_CONFIG_SMALL("Uncompressed 4:4:4 10-bit"),
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};
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libavcodec/v410enc.c
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99
libavcodec/v410enc.c
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@ -0,0 +1,99 @@
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/*
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* v410 encoder
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*
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* Copyright (c) 2011 Derek Buitenhuis
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "avcodec.h"
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#include "put_bits.h"
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static av_cold int v410_encode_init(AVCodecContext *avctx)
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{
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if (avctx->width & 1) {
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av_log(avctx, AV_LOG_ERROR, "v410 requires width to be even.\n");
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return AVERROR_INVALIDDATA;
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}
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avctx->coded_frame = avcodec_alloc_frame();
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if (!avctx->coded_frame) {
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av_log(avctx, AV_LOG_ERROR, "Could not allocate frame.\n");
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return AVERROR(ENOMEM);
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}
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return 0;
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}
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static int v410_encode_frame(AVCodecContext *avctx, uint8_t *buf,
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int buf_size, void *data)
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{
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AVFrame *pic = data;
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uint8_t *dst = buf;
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uint16_t *y, *u, *v;
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uint32_t val;
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int i, j;
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int output_size = 0;
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if (buf_size < avctx->width * avctx->height * 3) {
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av_log(avctx, AV_LOG_ERROR, "Out buffer is too small.\n");
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return AVERROR(ENOMEM);
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}
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avctx->coded_frame->reference = 0;
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avctx->coded_frame->key_frame = 1;
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avctx->coded_frame->pict_type = FF_I_TYPE;
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y = (uint16_t *)pic->data[0];
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u = (uint16_t *)pic->data[1];
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v = (uint16_t *)pic->data[2];
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for (i = 0; i < avctx->height; i++) {
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for (j = 0; j < avctx->width; j++) {
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val = u[j] << 2;
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val |= y[j] << 12;
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val |= v[j] << 22;
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AV_WL32(dst, val);
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dst += 4;
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output_size += 4;
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}
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y += pic->linesize[0] >> 1;
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u += pic->linesize[1] >> 1;
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v += pic->linesize[2] >> 1;
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}
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return output_size;
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}
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static av_cold int v410_encode_close(AVCodecContext *avctx)
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{
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av_freep(&avctx->coded_frame);
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return 0;
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}
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AVCodec ff_v410_encoder = {
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.name = "v410",
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.type = AVMEDIA_TYPE_VIDEO,
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.id = CODEC_ID_V410,
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.init = v410_encode_init,
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.encode = v410_encode_frame,
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.close = v410_encode_close,
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.pix_fmts = (const enum PixelFormat[]){ PIX_FMT_YUV444P10, PIX_FMT_NONE },
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.long_name = NULL_IF_CONFIG_SMALL("Uncompressed 4:4:4 10-bit"),
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};
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#define AVCODEC_VERSION_H
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#define LIBAVCODEC_VERSION_MAJOR 53
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#define LIBAVCODEC_VERSION_MINOR 43
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#define LIBAVCODEC_VERSION_MINOR 44
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#define LIBAVCODEC_VERSION_MICRO 0
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#define LIBAVCODEC_VERSION_INT AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \
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@ -90,6 +90,7 @@ const AVCodecTag codec_movvideo_tags[] = {
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{ CODEC_ID_R10K, MKTAG('R', '1', '0', 'g') }, /* UNCOMPRESSED 10BIT RGB */
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{ CODEC_ID_R210, MKTAG('r', '2', '1', '0') }, /* UNCOMPRESSED 10BIT RGB */
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{ CODEC_ID_V210, MKTAG('v', '2', '1', '0') }, /* UNCOMPRESSED 10BIT 4:2:2 */
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{ CODEC_ID_V410, MKTAG('v', '4', '1', '0') }, /* UNCOMPRESSED 10BIT 4:4:4 */
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{ CODEC_ID_MJPEG, MKTAG('j', 'p', 'e', 'g') }, /* PhotoJPEG */
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{ CODEC_ID_MJPEG, MKTAG('m', 'j', 'p', 'a') }, /* Motion-JPEG (format A) */
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{ CODEC_ID_R10K, MKTAG('R', '1', '0', 'k') },
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{ CODEC_ID_R210, MKTAG('r', '2', '1', '0') },
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{ CODEC_ID_V210, MKTAG('v', '2', '1', '0') },
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{ CODEC_ID_V410, MKTAG('v', '4', '1', '0') },
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{ CODEC_ID_INDEO3, MKTAG('I', 'V', '3', '1') },
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{ CODEC_ID_INDEO3, MKTAG('I', 'V', '3', '2') },
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{ CODEC_ID_INDEO4, MKTAG('I', 'V', '4', '1') },
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