#include <climits>
#include <cstdarg>
-#include <pwd.h>
-#include <sys/utsname.h>
#include <sys/stat.h>
+#ifdef PLATFORM_WINDOWS
+#include <glibmm/convert.h>
+#endif
+#include <glibmm/fileutils.h>
#include <glibmm/miscutils.h>
#include "ardour/sndfilesource.h"
#include "ardour/sndfile_helpers.h"
#include "ardour/utils.h"
-#include "ardour/version.h"
-#include "ardour/rc_configuration.h"
#include "ardour/session.h"
#include "i18n.h"
SndFileSource::SndFileSource (Session& s, const XMLNode& node)
: Source(s, node)
, AudioFileSource (s, node)
+ , _descriptor (0)
+ , _broadcast_info (0)
+ , _capture_start (false)
+ , _capture_end (false)
+ , file_pos (0)
+ , xfade_buf (0)
{
init_sndfile ();
+ assert (Glib::file_test (_path, Glib::FILE_TEST_EXISTS));
+ existence_check ();
+
if (open()) {
throw failed_constructor ();
}
}
-/** Files created this way are never writable or removable */
+/** Constructor for existing external-to-session files.
+ Files created this way are never writable or removable
+*/
SndFileSource::SndFileSource (Session& s, const string& path, int chn, Flag flags)
: Source(s, DataType::AUDIO, path, flags)
/* note that the origin of an external file is itself */
, AudioFileSource (s, path, Flag (flags & ~(Writable|Removable|RemovableIfEmpty|RemoveAtDestroy)))
+ , _descriptor (0)
+ , _broadcast_info (0)
+ , _capture_start (false)
+ , _capture_end (false)
+ , file_pos (0)
+ , xfade_buf (0)
{
_channel = chn;
init_sndfile ();
+ assert (Glib::file_test (_path, Glib::FILE_TEST_EXISTS));
+ existence_check ();
+
if (open()) {
throw failed_constructor ();
}
}
-/** This constructor is used to construct new files, not open existing ones. */
+/** This constructor is used to construct new internal-to-session files,
+ not open existing ones.
+*/
SndFileSource::SndFileSource (Session& s, const string& path, const string& origin,
SampleFormat sfmt, HeaderFormat hf, framecnt_t rate, Flag flags)
: Source(s, DataType::AUDIO, path, flags)
, AudioFileSource (s, path, origin, flags, sfmt, hf)
+ , _descriptor (0)
+ , _broadcast_info (0)
+ , _capture_start (false)
+ , _capture_end (false)
+ , file_pos (0)
+ , xfade_buf (0)
{
int fmt = 0;
init_sndfile ();
+ assert (!Glib::file_test (_path, Glib::FILE_TEST_EXISTS));
+ existence_check ();
+
_file_is_new = true;
switch (hf) {
_info.samplerate = rate;
_info.format = fmt;
- /* do not open the file here - do that in write_unlocked() as needed
- */
+ if (_flags & Destructive) {
+ if (open()) {
+ throw failed_constructor();
+ }
+ } else {
+ /* normal mode: do not open the file here - do that in write_unlocked() as needed
+ */
+ }
}
-void
-SndFileSource::init_sndfile ()
+/** Constructor to be called for recovering files being used for
+ * capture. They are in-session, they already exist, they should not
+ * be writable. They are an odd hybrid (from a constructor point of
+ * view) of the previous two constructors.
+ */
+SndFileSource::SndFileSource (Session& s, const string& path, int chn)
+ : Source (s, DataType::AUDIO, path, Flag (0))
+ /* the final boolean argument is not used, its value is irrelevant. see audiofilesource.h for explanation */
+ , AudioFileSource (s, path, Flag (0))
+ , _descriptor (0)
+ , _broadcast_info (0)
+ , _capture_start (false)
+ , _capture_end (false)
+ , file_pos (0)
+ , xfade_buf (0)
{
- string file;
+ _channel = chn;
+
+ init_sndfile ();
- _descriptor = 0;
+ assert (Glib::file_test (_path, Glib::FILE_TEST_EXISTS));
+ existence_check ();
- // lets try to keep the object initalizations here at the top
- xfade_buf = 0;
- _broadcast_info = 0;
+ if (open()) {
+ throw failed_constructor ();
+ }
+}
+void
+SndFileSource::init_sndfile ()
+{
/* although libsndfile says we don't need to set this,
valgrind and source code shows us that we do.
*/
memset (&_info, 0, sizeof(_info));
- _capture_start = false;
- _capture_end = false;
- file_pos = 0;
-
if (destructive()) {
xfade_buf = new Sample[xfade_frames];
_timeline_position = header_position_offset;
int
SndFileSource::open ()
{
- _descriptor = new SndFileDescriptor (_path, writable(), &_info);
+ string path_to_open;
+
+#ifdef PLATFORM_WINDOWS
+ path_to_open = Glib::locale_from_utf8(_path);
+#else
+ path_to_open = _path;
+#endif
+
+ _descriptor = new SndFileDescriptor (path_to_open.c_str(), writable(), &_info);
_descriptor->Closed.connect_same_thread (file_manager_connection, boost::bind (&SndFileSource::file_closed, this));
SNDFILE* sf = _descriptor->allocate ();
if (sf == 0) {
- char errbuf[256];
+ char errbuf[1024];
sf_error_str (0, errbuf, sizeof (errbuf) - 1);
#ifndef HAVE_COREAUDIO
/* if we have CoreAudio, we will be falling back to that if libsndfile fails,
so we don't want to see this message.
*/
- cerr << "failed to open " << _path << " with name " << _name << endl;
+ cerr << "failed to open " << path_to_open << " with name " << _name << endl;
error << string_compose(_("SndFileSource: cannot open file \"%1\" for %2 (%3)"),
- _path, (writable() ? "read+write" : "reading"), errbuf) << endmsg;
+ path_to_open, (writable() ? "read+write" : "reading"), errbuf) << endmsg;
#endif
return -1;
}
bool bwf_info_exists = _broadcast_info->load_from_file (sf);
+ if (_file_is_new && _length == 0 && writable() && !bwf_info_exists) {
+ /* newly created files will not have a BWF header at this point in time.
+ * Import will have called Source::set_timeline_position() if one exists
+ * in the original. */
+ header_position_offset = _timeline_position;
+ }
+
+ /* Set our timeline position to either the time reference from a BWF header or the current
+ start of the session.
+ */
set_timeline_position (bwf_info_exists ? _broadcast_info->get_time_reference() : header_position_offset);
if (_length != 0 && !bwf_info_exists) {
delete _broadcast_info;
_broadcast_info = 0;
_flags = Flag (_flags & ~Broadcast);
+ }
+
+ /* Set the broadcast flag if the BWF info is already there. We need
+ * this when recovering or using existing files.
+ */
+
+ if (bwf_info_exists) {
+ _flags = Flag (_flags | Broadcast);
}
if (writable()) {
if (!_broadcast_info->write_to_file (sf)) {
error << string_compose (_("cannot set broadcast info for audio file %1 (%2); dropping broadcast info for this file"),
- _path, _broadcast_info->get_error())
+ path_to_open, _broadcast_info->get_error())
<< endmsg;
_flags = Flag (_flags & ~Broadcast);
delete _broadcast_info;
if (ret != file_cnt) {
char errbuf[256];
sf_error_str (0, errbuf, sizeof (errbuf) - 1);
- error << string_compose(_("SndFileSource: @ %1 could not read %2 within %3 (%4) (len = %5)"), start, file_cnt, _name.val().substr (1), errbuf, _length) << endl;
+ error << string_compose(_("SndFileSource: @ %1 could not read %2 within %3 (%4) (len = %5, ret was %6)"), start, file_cnt, _name.val().substr (1), errbuf, _length, ret) << endl;
}
_descriptor->release ();
return ret;
return 0;
}
- framecnt_t oldlen;
int32_t frame_pos = _length;
if (write_float (data, frame_pos, cnt) != cnt) {
return 0;
}
- oldlen = _length;
- update_length (oldlen, cnt);
+ update_length (_length + cnt);
if (_build_peakfiles) {
compute_and_write_peaks (data, frame_pos, cnt, false, true);
}
}
- update_length (file_pos, cnt);
+ update_length (file_pos + cnt);
if (_build_peakfiles) {
compute_and_write_peaks (data, file_pos, cnt, false, true);
return r;
}
+void
+SndFileSource::flush ()
+{
+ if (!_open) {
+ warning << string_compose (_("attempt to flush an un-opened audio file source (%1)"), _path) << endmsg;
+ return;
+ }
+
+ if (!writable()) {
+ warning << string_compose (_("attempt to flush a non-writable audio file source (%1)"), _path) << endmsg;
+ return;
+ }
+
+ SNDFILE* sf = _descriptor->allocate ();
+ if (sf == 0) {
+ error << string_compose (_("could not allocate file %1 to flush contents"), _path) << endmsg;
+ return;
+ }
+
+ // Hopefully everything OK
+ sf_write_sync (sf);
+ _descriptor->release ();
+}
+
int
SndFileSource::setup_broadcast_info (framepos_t /*when*/, struct tm& now, time_t /*tnow*/)
{
_broadcast_info->set_time_reference (_timeline_position);
SNDFILE* sf = _descriptor->allocate ();
-
+
if (sf == 0 || !_broadcast_info->write_to_file (sf)) {
error << string_compose (_("cannot set broadcast info for audio file %1 (%2); dropping broadcast info for this file"),
_path, _broadcast_info->get_error())
if (sf == 0 || sf_seek (sf, frame_pos, SEEK_SET|SFM_WRITE) < 0) {
char errbuf[256];
sf_error_str (0, errbuf, sizeof (errbuf) - 1);
- error << string_compose (_("%1: cannot seek to %2 (libsndfile error: %3"), _path, frame_pos, errbuf) << endmsg;
+ error << string_compose (_("%1: cannot seek to %2 (libsndfile error: %3)"), _path, frame_pos, errbuf) << endmsg;
_descriptor->release ();
return 0;
}
} else if (xfade < xfade_frames) {
- gain_t in[xfade];
- gain_t out[xfade];
+ std::vector<gain_t> in(xfade);
+ std::vector<gain_t> out(xfade);
/* short xfade, compute custom curve */
- compute_equal_power_fades (xfade, in, out);
+ compute_equal_power_fades (xfade, &in[0], &out[0]);
for (framecnt_t n = 0; n < xfade; ++n) {
xfade_buf[n] = (xfade_buf[n] * out[n]) + (fade_data[n] * in[n]);
sf_info.format = 0; // libsndfile says to clear this before sf_open().
- if ((sf = sf_open ((char*) path.c_str(), SFM_READ, &sf_info)) == 0) {
+ if ((sf = sf_open (const_cast<char*>(path.c_str()), SFM_READ, &sf_info)) == 0) {
char errbuf[256];
error_msg = sf_error_str (0, errbuf, sizeof (errbuf) - 1);
return false;