2 Copyright (C) 2000-2003 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.
21 #include <cstdio> /* for sprintf */
27 #include <sys/types.h>
37 #include <pbd/error.h>
38 #include <pbd/stacktrace.h>
39 #include <pbd/xml++.h>
40 #include <pbd/basename.h>
41 #include <ardour/utils.h>
45 using namespace ARDOUR;
51 elapsed_time_to_str (char *buf, uint32_t seconds)
60 days = s / (3600 * 24);
61 s -= (days * 3600 * 24);
68 snprintf (buf, sizeof (buf), "%" PRIu32 " day%s %" PRIu32 " hour%s",
72 hours > 1 ? "s" : "");
74 snprintf (buf, sizeof (buf), "%" PRIu32 " hour%s %" PRIu32 " minute%s",
78 minutes > 1 ? "s" : "");
80 snprintf (buf, sizeof (buf), "%" PRIu32 " minute%s",
82 minutes > 1 ? "s" : "");
84 snprintf (buf, sizeof (buf), "%" PRIu32 " second%s",
86 seconds > 1 ? "s" : "");
88 snprintf (buf, sizeof (buf), "no time");
93 legalize_for_path (ustring str)
95 ustring::size_type pos;
96 ustring legal_chars = "abcdefghijklmnopqrtsuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789_+=: ";
102 while ((pos = legal.find_first_not_of (legal_chars, pos)) != string::npos) {
103 legal.replace (pos, 1, "_");
111 legalize_for_path (string str)
113 string::size_type pos;
114 string legal_chars = "abcdefghijklmnopqrtsuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789_+=: ";
120 while ((pos = legal.find_first_not_of (legal_chars, pos)) != string::npos) {
121 legal.replace (pos, 1, "_");
130 operator<< (ostream& o, const BBT_Time& bbt)
132 o << bbt.bars << '|' << bbt.beats << '|' << bbt.ticks;
137 find_named_node (const XMLNode& node, string name)
140 XMLNodeConstIterator niter;
143 nlist = node.children();
145 for (niter = nlist.begin(); niter != nlist.end(); ++niter) {
149 if (child->name() == name) {
158 cmp_nocase (const string& s, const string& s2)
160 string::const_iterator p = s.begin();
161 string::const_iterator p2 = s2.begin();
163 while (p != s.end() && p2 != s2.end()) {
164 if (toupper(*p) != toupper(*p2)) {
165 return (toupper(*p) < toupper(*p2)) ? -1 : 1;
171 return (s2.size() == s.size()) ? 0 : (s.size() < s2.size()) ? -1 : 1;
175 tokenize_fullpath (string fullpath, string& path, string& name)
177 string::size_type m = fullpath.find_last_of("/");
179 if (m == string::npos) {
185 // does it look like just a directory?
186 if (m == fullpath.length()-1) {
189 path = fullpath.substr(0, m+1);
191 string::size_type n = fullpath.find(".ardour", m);
193 if (n == string::npos) {
196 name = fullpath.substr(m+1, n - m - 1);
201 touch_file (ustring path)
203 int fd = open (path.c_str(), O_RDWR|O_CREAT, 0660);
212 placement_as_string (Placement p)
217 default: /* to get g++ to realize we have all the cases covered */
224 region_name_from_path (ustring path, bool strip_channels)
226 path = PBD::basename_nosuffix (path);
228 if (strip_channels) {
230 /* remove any "?R", "?L" or "?[a-z]" channel identifier */
232 ustring::size_type len = path.length();
234 if (len > 3 && (path[len-2] == '%' || path[len-2] == '?' || path[len-2] == '.') &&
235 (path[len-1] == 'R' || path[len-1] == 'L' || (islower (path[len-1])))) {
237 path = path.substr (0, path.length() - 2);
245 path_is_paired (ustring path, ustring& pair_base)
247 ustring::size_type pos;
249 /* remove filename suffixes etc. */
251 if ((pos = path.find_last_of ('.')) != string::npos) {
252 path = path.substr (0, pos);
255 ustring::size_type len = path.length();
257 /* look for possible channel identifier: "?R", "%R", ".L" etc. */
259 if (len > 3 && (path[len-2] == '%' || path[len-2] == '?' || path[len-2] == '.') &&
260 (path[len-1] == 'R' || path[len-1] == 'L' || (islower (path[len-1])))) {
262 pair_base = path.substr (0, len-2);
271 path_expand (ustring path)
274 /* Handle tilde and environment variable expansion in session path */
278 switch (wordexp (path.c_str(), &expansion, WRDE_NOCMD|WRDE_UNDEF)) {
282 error << string_compose (_("illegal or badly-formed string used for path (%1)"), path) << endmsg;
286 if (expansion.we_wordc > 1) {
287 error << string_compose (_("path (%1) is ambiguous"), path) << endmsg;
291 ret = expansion.we_wordv[0];
293 wordfree (&expansion);
301 #if defined(HAVE_COREAUDIO) || defined(HAVE_AUDIOUNITS)
303 CFStringRefToStdString(CFStringRef stringRef)
306 CFStringGetMaximumSizeForEncoding(CFStringGetLength(stringRef) ,
307 kCFStringEncodingUTF8);
308 char *buf = new char[size];
312 if(CFStringGetCString(stringRef, buf, size, kCFStringEncodingUTF8)) {
318 #endif // HAVE_COREAUDIO
321 compute_equal_power_fades (nframes_t nframes, float* in, float* out)
329 for (nframes_t i = 1; i < nframes - 1; ++i) {
330 in[i] = in[i-1] + step;
335 const float pan_law_attenuation = -3.0f;
336 const float scale = 2.0f - 4.0f * powf (10.0f,pan_law_attenuation/20.0f);
338 for (nframes_t n = 0; n < nframes; ++n) {
340 float outVal = 1 - inVal;
341 out[n] = outVal * (scale * outVal + 1.0f - scale);
342 in[n] = inVal * (scale * inVal + 1.0f - scale);
347 string_to_edit_mode (string str)
349 if (str == _("Splice Edit")) {
351 } else if (str == _("Slide Edit")) {
354 fatal << string_compose (_("programming error: unknown edit mode string \"%1\""), str) << endmsg;
360 edit_mode_to_string (EditMode mode)
364 return _("Slide Edit");
368 return _("Splice Edit");
373 string_to_slave_source (string str)
375 if (str == _("Internal")) {
379 if (str == _("MTC")) {
383 if (str == _("JACK")) {
387 fatal << string_compose (_("programming error: unknown slave source string \"%1\""), str) << endmsg;
393 slave_source_to_string (SlaveSource src)
404 return _("Internal");
410 meter_falloff_to_float (MeterFalloff falloff)
413 case MeterFalloffOff:
415 case MeterFalloffSlowest:
417 case MeterFalloffSlow:
419 case MeterFalloffMedium:
421 case MeterFalloffFast:
423 case MeterFalloffFaster:
425 case MeterFalloffFastest:
432 meter_hold_to_float (MeterHold hold)
439 case MeterHoldMedium:
448 ARDOUR::string_to_auto_state (std::string str)
450 if (str == X_("Off")) {
452 } else if (str == X_("Play")) {
454 } else if (str == X_("Write")) {
456 } else if (str == X_("Touch")) {
460 fatal << string_compose (_("programming error: %1 %2"), "illegal AutoState string: ", str) << endmsg;
466 ARDOUR::auto_state_to_string (AutoState as)
468 /* to be used only for XML serialization, no i18n done */
484 fatal << string_compose (_("programming error: %1 %2"), "illegal AutoState type: ", as) << endmsg;
490 ARDOUR::string_to_auto_style (std::string str)
492 if (str == X_("Absolute")) {
494 } else if (str == X_("Trim")) {
498 fatal << string_compose (_("programming error: %1 %2"), "illegal AutoStyle string: ", str) << endmsg;
504 ARDOUR::auto_style_to_string (AutoStyle as)
506 /* to be used only for XML serialization, no i18n done */
510 return X_("Absolute");
517 fatal << string_compose (_("programming error: %1 %2"), "illegal AutoStyle type: ", as) << endmsg;
523 void c_stacktrace() { stacktrace (cerr); }