initial import

include/share/grabbag/Makefile.am

+## Process this file with automake to produce Makefile.in
+
+AUTOMAKE_OPTIONS = foreign
+
+EXTRA_DIST = \
+	file.h \
+	replaygain.h \
+	seektable.h

include/share/grabbag/file.h

+/* grabbag - Convenience lib for various routines common to several tools
+ * Copyright (C) 2002  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.
+ */
+
+/* Convenience routines for manipulating files */
+
+/* This .h cannot be included by itself; #include "share/grabbag.h" instead. */
+
+#ifndef GRABAG__FILE_H
+#define GRABAG__FILE_H
+
+#include <sys/types.h> /* for off_t */
+#include <stdio.h> /* for FILE */
+#include "FLAC/ordinals.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+GRABBAG_API void grabbag__file_copy_metadata(const char *srcpath, const char *destpath);
+GRABBAG_API off_t grabbag__file_get_filesize(const char *srcpath);
+GRABBAG_API const char *grabbag__file_get_basename(const char *srcpath);
+
+/* read_only == false means "make file writable by user"
+ * read_only == true means "make file read-only for everyone"
+ */
+GRABBAG_API FLAC__bool grabbag__file_change_stats(const char *filename, FLAC__bool read_only);
+
+/* attempts to make writable before unlinking */
+GRABBAG_API FLAC__bool grabbag__file_remove_file(const char *filename);
+
+/* these will forcibly set stdin/stdout to binary mode (for OSes that require it) */
+GRABBAG_API FILE *grabbag__file_get_binary_stdin();
+GRABBAG_API FILE *grabbag__file_get_binary_stdout();
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif

include/share/grabbag/replaygain.h

+/* grabbag - Convenience lib for various routines common to several tools
+ * Copyright (C) 2002  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 gain_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 GRABBAG_API const unsigned GRABBAG__REPLAYGAIN_MAX_TAG_SPACE_REQUIRED;
+
+GRABBAG_API FLAC__bool grabbag__replaygain_is_valid_sample_frequency(unsigned sample_frequency);
+
+GRABBAG_API FLAC__bool grabbag__replaygain_init(unsigned sample_frequency);
+
+/* 'bps' must be valid for FLAC, i.e. >=4 and <= 32 */
+GRABBAG_API FLAC__bool grabbag__replaygain_analyze(const FLAC__int32 * const input[], FLAC__bool is_stereo, unsigned bps, unsigned samples);
+
+GRABBAG_API void grabbag__replaygain_get_album(float *gain, float *peak);
+GRABBAG_API void grabbag__replaygain_get_title(float *gain, float *peak);
+
+/* These three functions return an error string on error, or NULL if successful */
+GRABBAG_API const char *grabbag__replaygain_analyze_file(const char *filename, float *title_gain, float *title_peak);
+GRABBAG_API const char *grabbag__replaygain_store_to_vorbiscomment(FLAC__StreamMetadata *block, float album_gain, float album_peak, float title_gain, float title_peak);
+GRABBAG_API const char *grabbag__replaygain_store_to_vorbiscomment_album(FLAC__StreamMetadata *block, float album_gain, float album_peak);
+GRABBAG_API const char *grabbag__replaygain_store_to_vorbiscomment_title(FLAC__StreamMetadata *block, float title_gain, float title_peak);
+GRABBAG_API 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);
+GRABBAG_API const char *grabbag__replaygain_store_to_file_album(const char *filename, float album_gain, float album_peak, FLAC__bool preserve_modtime);
+GRABBAG_API const char *grabbag__replaygain_store_to_file_title(const char *filename, float title_gain, float title_peak, FLAC__bool preserve_modtime);
+
+GRABBAG_API FLAC__bool grabbag__replaygain_load_from_vorbiscomment(const FLAC__StreamMetadata *block, FLAC__bool album_mode, double *gain, double *peak);
+GRABBAG_API double grabbag__replaygain_compute_scale_factor(double peak, double gain, double preamp, FLAC__bool prevent_clipping);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif

include/share/grabbag/seektable.h

+/* grabbag - Convenience lib for various routines common to several tools
+ * Copyright (C) 2002  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.
+ */
+
+/* Convenience routines for working with seek tables */
+
+/* This .h cannot be included by itself; #include "share/grabbag.h" instead. */
+
+#ifndef GRABAG__SEEKTABLE_H
+#define GRABAG__SEEKTABLE_H
+
+#include "FLAC/format.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+GRABBAG_API FLAC__bool grabbag__seektable_convert_specification_to_template(const char *spec, FLAC__bool only_explicit_placeholders, FLAC__uint64 total_samples_to_encode, unsigned sample_rate, FLAC__StreamMetadata *seektable_template, FLAC__bool *spec_has_real_points);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif