#include <sys/stat.h>
+#ifdef PLATFORM_WINDOWS
+#include <glibmm/convert.h>
+#endif
+#include <glibmm/fileutils.h>
#include <glibmm/miscutils.h>
#include "ardour/sndfilesource.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) {
}
}
-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;
- _descriptor = 0;
+ init_sndfile ();
+
+ 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;
}
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;
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*/)
{
} 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]);