kolibrios-fun/contrib/sdk/sources/ffmpeg/ffmpeg-2.1/libavformat/vorbiscomment.h
Sergey Semyonov (Serge) ecf3e862ea ffmpeg-2.1.1: move directory
git-svn-id: svn://kolibrios.org@6148 a494cfbc-eb01-0410-851d-a64ba20cac60
2016-02-05 22:14:10 +00:00

58 lines
2.2 KiB
C

/*
* VorbisComment writer
* Copyright (c) 2009 James Darnley
*
* 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
*/
#ifndef AVFORMAT_VORBISCOMMENT_H
#define AVFORMAT_VORBISCOMMENT_H
#include "avformat.h"
#include "metadata.h"
/**
* Calculate the length in bytes of a VorbisComment. This is the minimum
* size required by ff_vorbiscomment_write().
*
* @param m The metadata structure to be parsed. For no metadata, set to NULL.
* @param vendor_string The vendor string to be added into the VorbisComment.
* For no string, set to an empty string.
* @param count Pointer to store the number of tags in m because m->count is "not allowed"
* @return The length in bytes.
*/
int ff_vorbiscomment_length(AVDictionary *m, const char *vendor_string,
unsigned *count);
/**
* Write a VorbisComment into a buffer. The buffer, p, must have enough
* data to hold the whole VorbisComment. The minimum size required can be
* obtained by passing the same AVDictionary and vendor_string to
* ff_vorbiscomment_length()
*
* @param p The buffer in which to write.
* @param m The metadata struct to write.
* @param vendor_string The vendor string to write.
* @param count The number of tags in m because m->count is "not allowed"
*/
int ff_vorbiscomment_write(uint8_t **p, AVDictionary **m,
const char *vendor_string, const unsigned count);
extern const AVMetadataConv ff_vorbiscomment_metadata_conv[];
#endif /* AVFORMAT_VORBISCOMMENT_H */