2 Copyright (C) 2000-2007 Paul Davis
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
24 #include "pbd/convert.h"
27 #include "ardour/sndfile_helpers.h"
34 const char * const sndfile_header_formats_strings[SNDFILE_HEADER_FORMATS+1] = {
38 N_("W64 (64 bit WAV)"),
41 N_("raw (no header)"),
45 const char* const sndfile_file_endings_strings[SNDFILE_HEADER_FORMATS+1] = {
56 int sndfile_header_formats[SNDFILE_HEADER_FORMATS] = {
66 const char * const sndfile_bitdepth_formats_strings[SNDFILE_BITDEPTH_FORMATS+1] = {
67 N_("Signed 16 bit PCM"),
68 N_("Signed 24 bit PCM"),
69 N_("Signed 32 bit PCM"),
70 N_("Signed 8 bit PCM"),
75 int sndfile_bitdepth_formats[SNDFILE_BITDEPTH_FORMATS] = {
83 const char * const sndfile_endian_formats_strings[SNDFILE_ENDIAN_FORMATS+1] = {
84 N_("Little-endian (Intel)"),
85 N_("Big-endian (Mac)"),
89 int sndfile_endian_formats[SNDFILE_ENDIAN_FORMATS] = {
95 sndfile_header_format_from_string (string str)
97 for (int n = 0; sndfile_header_formats_strings[n]; ++n) {
98 if (str == sndfile_header_formats_strings[n]) {
99 return sndfile_header_formats[n];
106 sndfile_bitdepth_format_from_string (string str)
108 for (int n = 0; sndfile_bitdepth_formats_strings[n]; ++n) {
109 if (str == sndfile_bitdepth_formats_strings[n]) {
110 return sndfile_bitdepth_formats[n];
117 sndfile_endian_format_from_string (string str)
119 for (int n = 0; sndfile_endian_formats_strings[n]; ++n) {
120 if (str == sndfile_endian_formats_strings[n]) {
121 return sndfile_endian_formats[n];
128 sndfile_file_ending_from_string (string str)
130 static vector<string> file_endings;
132 if (file_endings.empty()) {
133 file_endings = I18N((const char **) sndfile_file_endings_strings);
136 for (int n = 0; sndfile_header_formats_strings[n]; ++n) {
137 if (str == sndfile_header_formats_strings[n]) {
138 return file_endings[n];
145 sndfile_data_width (int format)
147 int tval = format & 0xf;
150 case SF_FORMAT_PCM_S8:
151 case SF_FORMAT_PCM_U8:
153 case SF_FORMAT_PCM_16:
155 case SF_FORMAT_PCM_24:
157 case SF_FORMAT_PCM_32:
159 case SF_FORMAT_FLOAT:
160 return 1; // heh, heh
162 // we don't handle anything else within ardour
168 sndfile_major_format(int format)
170 static map<int, string> m;
173 SF_FORMAT_INFO format_info;
175 sf_command(0, SFC_GET_FORMAT_MAJOR_COUNT, &count, sizeof (int));
176 for (int i = 0; i < count; ++i){
177 format_info.format = i;
178 sf_command (0, SFC_GET_FORMAT_MAJOR,
179 &format_info, sizeof (format_info));
180 m[format_info.format & SF_FORMAT_TYPEMASK] = format_info.name;
182 /* normalize a couple of names rather than use what libsndfile gives us */
184 if (strncasecmp (format_info.name, "OGG", 3) == 0) {
185 m[format_info.format & SF_FORMAT_TYPEMASK] = "Ogg";
186 } else if (strncasecmp (format_info.name, "WAV", 3) == 0) {
187 m[format_info.format & SF_FORMAT_TYPEMASK] = "WAV";
189 m[format_info.format & SF_FORMAT_TYPEMASK] = format_info.name;
194 map<int, string>::iterator p = m.find(format & SF_FORMAT_TYPEMASK);
196 return m[format & SF_FORMAT_TYPEMASK];
203 sndfile_minor_format(int format)
205 static map<int, string> m;
208 SF_FORMAT_INFO format_info;
210 sf_command(0, SFC_GET_FORMAT_SUBTYPE_COUNT, &count, sizeof (int));
211 for (int i = 0; i < count; ++i){
212 format_info.format = i;
213 sf_command (0, SFC_GET_FORMAT_SUBTYPE,
214 &format_info, sizeof (format_info));
215 m[format_info.format & SF_FORMAT_SUBMASK] = format_info.name;
219 map<int, string>::iterator p = m.find(format & SF_FORMAT_SUBMASK);
221 return m[format & SF_FORMAT_SUBMASK];