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Diffstat (limited to '')
| -rw-r--r-- | mp4ff/mp4ff.h | 128 |
1 files changed, 128 insertions, 0 deletions
diff --git a/mp4ff/mp4ff.h b/mp4ff/mp4ff.h new file mode 100644 index 000000000..5fb485d77 --- /dev/null +++ b/mp4ff/mp4ff.h @@ -0,0 +1,128 @@ +/* +** FAAD2 - Freeware Advanced Audio (AAC) Decoder including SBR decoding +** Copyright (C) 2003-2004 M. Bakker, Ahead Software AG, http://www.nero.com +** +** This program is free software; you can redistribute it and/or modify +** it under the terms of the GNU General Public License as published by +** the Free Software Foundation; either version 2 of the License, or +** (at your option) any later version. +** +** This program 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 General Public License for more details. +** +** You should have received a copy of the GNU General Public License +** along with this program; if not, write to the Free Software +** Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. +** +** Any non-GPL usage of this software or parts of this software is strictly +** forbidden. +** +** Commercial non-GPL licensing of this software is possible. +** For more info contact Ahead Software through Mpeg4AAClicense@nero.com. +** +** $Id: mp4ff.h,v 1.19 2004/01/11 15:52:18 menno Exp $ +**/ + +#ifndef MP4FF_H +#define MP4FF_H + +#ifdef __cplusplus +extern "C" { +#endif /* __cplusplus */ + +#include "mp4ff_int_types.h" + +/* file callback structure */ +typedef struct +{ + uint32_t (*read)(void *user_data, void *buffer, uint32_t length); + uint32_t (*write)(void *udata, void *buffer, uint32_t length); + uint32_t (*seek)(void *user_data, uint64_t position); + uint32_t (*truncate)(void *user_data); + void *user_data; +} mp4ff_callback_t; + +/* mp4 main file structure */ +typedef void* mp4ff_t; + + +/* API */ + +mp4ff_t *mp4ff_open_read(mp4ff_callback_t *f); +void mp4ff_close(mp4ff_t *f); +int32_t mp4ff_get_sample_duration(const mp4ff_t *f, const int32_t track, const int32_t sample); +int32_t mp4ff_get_sample_duration_use_offsets(const mp4ff_t *f, const int32_t track, const int32_t sample); +int64_t mp4ff_get_sample_position(const mp4ff_t *f, const int32_t track, const int32_t sample); +int32_t mp4ff_get_sample_offset(const mp4ff_t *f, const int32_t track, const int32_t sample); +int32_t mp4ff_find_sample(const mp4ff_t *f, const int32_t track, const int64_t offset,int32_t * toskip); +int32_t mp4ff_find_sample_use_offsets(const mp4ff_t *f, const int32_t track, const int64_t offset,int32_t * toskip); + +int32_t mp4ff_read_sample(mp4ff_t *f, const int track, const int sample, + unsigned char **audio_buffer, unsigned int *bytes); + +int32_t mp4ff_read_sample_v2(mp4ff_t *f, const int track, const int sample,unsigned char *buffer);//returns 0 on error, number of bytes read on success, use mp4ff_read_sample_getsize() to check buffer size needed +int32_t mp4ff_read_sample_getsize(mp4ff_t *f, const int track, const int sample);//returns 0 on error, buffer size needed for mp4ff_read_sample_v2() on success + + + +int32_t mp4ff_get_decoder_config(const mp4ff_t *f, const int track, + unsigned char** ppBuf, unsigned int* pBufSize); +int32_t mp4ff_get_track_type(const mp4ff_t *f, const int track); +int32_t mp4ff_total_tracks(const mp4ff_t *f); +int32_t mp4ff_num_samples(const mp4ff_t *f, const int track); +int32_t mp4ff_time_scale(const mp4ff_t *f, const int track); + +uint32_t mp4ff_get_avg_bitrate(const mp4ff_t *f, const int32_t track); +uint32_t mp4ff_get_max_bitrate(const mp4ff_t *f, const int32_t track); +int64_t mp4ff_get_track_duration(const mp4ff_t *f, const int32_t track); //returns (-1) if unknown +int64_t mp4ff_get_track_duration_use_offsets(const mp4ff_t *f, const int32_t track); //returns (-1) if unknown +uint32_t mp4ff_get_sample_rate(const mp4ff_t *f, const int32_t track); +uint32_t mp4ff_get_channel_count(const mp4ff_t * f,const int32_t track); +uint32_t mp4ff_get_audio_type(const mp4ff_t * f,const int32_t track); + + +/* metadata */ +int mp4ff_meta_get_num_items(const mp4ff_t *f); +int mp4ff_meta_get_by_index(const mp4ff_t *f, unsigned int index, + char **item, char **value); +int mp4ff_meta_get_title(const mp4ff_t *f, char **value); +int mp4ff_meta_get_artist(const mp4ff_t *f, char **value); +int mp4ff_meta_get_writer(const mp4ff_t *f, char **value); +int mp4ff_meta_get_album(const mp4ff_t *f, char **value); +int mp4ff_meta_get_date(const mp4ff_t *f, char **value); +int mp4ff_meta_get_tool(const mp4ff_t *f, char **value); +int mp4ff_meta_get_comment(const mp4ff_t *f, char **value); +int mp4ff_meta_get_genre(const mp4ff_t *f, char **value); +int mp4ff_meta_get_track(const mp4ff_t *f, char **value); +int mp4ff_meta_get_disc(const mp4ff_t *f, char **value); +int mp4ff_meta_get_compilation(const mp4ff_t *f, char **value); +int mp4ff_meta_get_tempo(const mp4ff_t *f, char **value); +int32_t mp4ff_meta_get_coverart(const mp4ff_t *f, char **value); +#ifdef USE_TAGGING + +/* metadata tag structure */ +typedef struct +{ + char *item; + char *value; +} mp4ff_tag_t; + +/* metadata list structure */ +typedef struct +{ + mp4ff_tag_t *tags; + uint32_t count; +} mp4ff_metadata_t; + +int32_t mp4ff_meta_update(mp4ff_callback_t *f,const mp4ff_metadata_t * data); + +#endif + + +#ifdef __cplusplus +} +#endif /* __cplusplus */ + +#endif |