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movenc: write hvcC tag for HEVC.

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Tim Walker 2014-03-03 14:53:41 +00:00 committed by Vittorio Giovara
parent 1d9014f0b0
commit 20b40a597c
4 changed files with 1140 additions and 1 deletions
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2
libavformat/Makefile
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@ -179,7 +179,7 @@ OBJS-$(CONFIG_MM_DEMUXER) += mm.o
OBJS-$(CONFIG_MMF_DEMUXER) += mmf.o pcm.o
OBJS-$(CONFIG_MMF_MUXER) += mmf.o
OBJS-$(CONFIG_MOV_DEMUXER) += mov.o isom.o mov_chan.o
OBJS-$(CONFIG_MOV_MUXER) += movenc.o isom.o avc.o \
OBJS-$(CONFIG_MOV_MUXER) += movenc.o isom.o avc.o hevc.o \
movenchint.o mov_chan.o
OBJS-$(CONFIG_MP2_MUXER) += mp3enc.o rawenc.o id3v2enc.o
OBJS-$(CONFIG_MP3_DEMUXER) += mp3dec.o

1076
libavformat/hevc.c Normal file
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50
libavformat/hevc.h Normal file
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@ -0,0 +1,50 @@
/*
* Copyright (c) 2014 Tim Walker <tdskywalker@gmail.com>
*
* This file is part of Libav.
*
* Libav 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.
*
* Libav 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 Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
/**
* @file
* internal header for HEVC (de)muxer utilities
*/
#ifndef AVFORMAT_HEVC_H
#define AVFORMAT_HEVC_H
#include <stdint.h>
#include "avio.h"
/**
* Writes HEVC extradata (parameter sets, declarative SEI NAL units) to the
* provided AVIOContext.
*
* If the extradata is Annex B format, it gets converted to hvcC format before
* writing.
*
* @param pb address of the AVIOContext where the hvcC shall be written
* @param data address of the buffer holding the data needed to write the hvcC
* @param size size (in bytes) of the data buffer
* @param ps_array_completeness whether all parameter sets are in the hvcC (1)
* or there may be additional parameter sets in the bitstream (0)
* @return 0 in case of success, a negative value corresponding to an AVERROR
* code in case of failure
*/
int ff_isom_write_hvcc(AVIOContext *pb, const uint8_t *data,
int size, int ps_array_completeness);
#endif /* AVFORMAT_HEVC_H */

13
libavformat/movenc.c
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@ -39,6 +39,7 @@
#include "libavutil/mathematics.h"
#include "libavutil/opt.h"
#include "libavutil/dict.h"
#include "hevc.h"
#include "rtpenc.h"
#include "mov_chan.h"
@ -685,6 +686,16 @@ static int mov_write_avcc_tag(AVIOContext *pb, MOVTrack *track)
return update_size(pb, pos);
}
static int mov_write_hvcc_tag(AVIOContext *pb, MOVTrack *track)
{
int64_t pos = avio_tell(pb);
avio_wb32(pb, 0);
ffio_wfourcc(pb, "hvcC");
ff_isom_write_hvcc(pb, track->vos_data, track->vos_len, 0);
return update_size(pb, pos);
}
/* also used by all avid codecs (dv, imx, meridien) and their variants */
static int mov_write_avid_tag(AVIOContext *pb, MOVTrack *track)
{
@ -1035,6 +1046,8 @@ static int mov_write_video_tag(AVIOContext *pb, MOVTrack *track)
mov_write_svq3_tag(pb);
else if (track->enc->codec_id == AV_CODEC_ID_DNXHD)
mov_write_avid_tag(pb, track);
else if (track->enc->codec_id == AV_CODEC_ID_HEVC)
mov_write_hvcc_tag(pb, track);
else if (track->enc->codec_id == AV_CODEC_ID_H264) {
mov_write_avcc_tag(pb, track);
if (track->mode == MODE_IPOD)