1/* 2 * ID3v2 header parser 3 * Copyright (c) 2003 Fabrice Bellard 4 * 5 * This file is part of FFmpeg. 6 * 7 * FFmpeg 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 * FFmpeg 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 FFmpeg; if not, write to the Free Software 19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 20 */ 21 22#ifndef AVFORMAT_ID3V2_H 23#define AVFORMAT_ID3V2_H 24 25#include <stdint.h> 26#include "avformat.h" 27#include "metadata.h" 28 29#define ID3v2_HEADER_SIZE 10 30 31/** 32 * Detects ID3v2 Header. 33 * @buf must be ID3v2_HEADER_SIZE byte long 34 */ 35int ff_id3v2_match(const uint8_t *buf); 36 37/** 38 * Gets the length of an ID3v2 tag. 39 * @buf must be ID3v2_HEADER_SIZE bytes long and point to the start of an 40 * already detected ID3v2 tag 41 */ 42int ff_id3v2_tag_len(const uint8_t *buf); 43 44/** 45 * ID3v2 parser 46 * Handles ID3v2.2, 2.3 and 2.4. 47 */ 48void ff_id3v2_parse(AVFormatContext *s, int len, uint8_t version, uint8_t flags); 49 50/** 51 * Read an ID3v2 tag 52 */ 53void ff_id3v2_read(AVFormatContext *s); 54 55extern const AVMetadataConv ff_id3v2_metadata_conv[]; 56 57/** 58 * A list of ID3v2.4 text information frames. 59 * http://www.id3.org/id3v2.4.0-frames 60 */ 61extern const char ff_id3v2_tags[][4]; 62 63#endif /* AVFORMAT_ID3V2_H */ 64