replaygain.h
资源名称:tcpmp.rar [点击查看]
上传用户:wstnjxml
上传日期:2014-04-03
资源大小:7248k
文件大小:3k
源码类别:
Windows CE
开发平台:
C/C++
- /* grabbag - Convenience lib for various routines common to several tools
- * Copyright (C) 2002,2003,2004,2005 Josh Coalson
- *
- * 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.
- */
- /*
- * This wraps the replaygain_analysis lib, which is LGPL. This wrapper
- * allows analysis of different input resolutions by automatically
- * scaling the input signal
- */
- /* This .h cannot be included by itself; #include "share/grabbag.h" instead. */
- #ifndef GRABBAG__REPLAYGAIN_H
- #define GRABBAG__REPLAYGAIN_H
- #include "FLAC/metadata.h"
- #ifdef __cplusplus
- extern "C" {
- #endif
- extern const unsigned GRABBAG__REPLAYGAIN_MAX_TAG_SPACE_REQUIRED;
- FLAC__bool grabbag__replaygain_is_valid_sample_frequency(unsigned sample_frequency);
- FLAC__bool grabbag__replaygain_init(unsigned sample_frequency);
- /* 'bps' must be valid for FLAC, i.e. >=4 and <= 32 */
- FLAC__bool grabbag__replaygain_analyze(const FLAC__int32 * const input[], FLAC__bool is_stereo, unsigned bps, unsigned samples);
- void grabbag__replaygain_get_album(float *gain, float *peak);
- void grabbag__replaygain_get_title(float *gain, float *peak);
- /* These three functions return an error string on error, or NULL if successful */
- const char *grabbag__replaygain_analyze_file(const char *filename, float *title_gain, float *title_peak);
- const char *grabbag__replaygain_store_to_vorbiscomment(FLAC__StreamMetadata *block, float album_gain, float album_peak, float title_gain, float title_peak);
- const char *grabbag__replaygain_store_to_vorbiscomment_album(FLAC__StreamMetadata *block, float album_gain, float album_peak);
- const char *grabbag__replaygain_store_to_vorbiscomment_title(FLAC__StreamMetadata *block, float title_gain, float title_peak);
- const char *grabbag__replaygain_store_to_file(const char *filename, float album_gain, float album_peak, float title_gain, float title_peak, FLAC__bool preserve_modtime);
- const char *grabbag__replaygain_store_to_file_album(const char *filename, float album_gain, float album_peak, FLAC__bool preserve_modtime);
- const char *grabbag__replaygain_store_to_file_title(const char *filename, float title_gain, float title_peak, FLAC__bool preserve_modtime);
- FLAC__bool grabbag__replaygain_load_from_vorbiscomment(const FLAC__StreamMetadata *block, FLAC__bool album_mode, double *gain, double *peak);
- double grabbag__replaygain_compute_scale_factor(double peak, double gain, double preamp, FLAC__bool prevent_clipping);
- #ifdef __cplusplus
- }
- #endif
- #endif