#include <cerrno>
#include <climits>
#include <cstdarg>
+#include <fcntl.h>
#include <sys/stat.h>
-#ifdef PLATFORM_WINDOWS
+#include <glib.h>
+#include "pbd/gstdio_compat.h"
+
#include <glibmm/convert.h>
-#endif
#include <glibmm/fileutils.h>
#include <glibmm/miscutils.h>
+#include "ardour/runtime_functions.h"
#include "ardour/sndfilesource.h"
#include "ardour/sndfile_helpers.h"
#include "ardour/utils.h"
#include "ardour/session.h"
-#include "i18n.h"
+#include "pbd/i18n.h"
using namespace std;
using namespace ARDOUR;
}
/** Constructor for existing external-to-session files.
- Files created this way are never writable or removable
+ 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)
}
}
-/** This constructor is used to construct new internal-to-session 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)
_flags = Flag (_flags & ~Broadcast);
break;
+ case RF64_WAV:
+ fmt = SF_FORMAT_RF64;
+ _flags = Flag (_flags & ~Broadcast);
+ _flags = Flag (_flags | RF64_RIFF);
+ break;
+
+ case MBWF:
+ fmt = SF_FORMAT_RF64;
+ _flags = Flag (_flags | Broadcast);
+ _flags = Flag (_flags | RF64_RIFF);
+ break;
+
+ case RF64:
+ fmt = SF_FORMAT_RF64;
+ _flags = Flag (_flags & ~Broadcast);
+ break;
+
default:
fatal << string_compose (_("programming error: %1"), X_("unsupported audio header format requested")) << endmsg;
abort(); /*NOTREACHED*/
}
}
+/** Constructor to losslessly compress existing source to flac */
+SndFileSource::SndFileSource (Session& s, const AudioFileSource& other, const string& path, bool use16bits, Progress* progress)
+ : Source(s, DataType::AUDIO, path, Flag ((other.flags () | default_writable_flags | NoPeakFile) & ~RF64_RIFF))
+ , AudioFileSource (s, path, "", Flag ((other.flags () | default_writable_flags | NoPeakFile) & ~RF64_RIFF), /*unused*/ FormatFloat, /*unused*/ WAVE64)
+ , _sndfile (0)
+ , _broadcast_info (0)
+ , _capture_start (false)
+ , _capture_end (false)
+ , file_pos (0)
+ , xfade_buf (0)
+{
+ if (other.readable_length () == 0) {
+ throw failed_constructor();
+ }
+
+ assert (!Glib::file_test (_path, Glib::FILE_TEST_EXISTS));
+
+ _channel = other.channel ();
+ init_sndfile ();
+
+ _file_is_new = true;
+
+ _info.channels = other.n_channels();
+ _info.samplerate = other.sample_rate ();
+ _info.format = SF_FORMAT_FLAC | (use16bits ? SF_FORMAT_PCM_16 : SF_FORMAT_PCM_24);
+
+ /* flac is either read or write -- never both,
+ * so we need to special-case ::open () */
+#ifdef PLATFORM_WINDOWS
+ int fd = g_open (_path.c_str(), O_CREAT | O_RDWR, 0644);
+#else
+ int fd = ::open (_path.c_str(), O_CREAT | O_RDWR, 0644);
+#endif
+ if (fd == -1) {
+ throw failed_constructor();
+ }
+
+ _sndfile = sf_open_fd (fd, SFM_WRITE, &_info, true);
+
+ if (_sndfile == 0) {
+ throw failed_constructor();
+ }
+
+ Sample buf[8192];
+ framecnt_t off = 0;
+ float peak = 0;
+ float norm = 1.f;
+
+ /* normalize before converting to fixed point, calc gain factor */
+ framecnt_t len = other.read (buf, off, 8192, /*channel*/0);
+ while (len > 0) {
+ peak = compute_peak (buf, len, peak);
+ off += len;
+ len = other.read (buf, off, 8192, /*channel*/0);
+ if (progress) {
+ progress->set_progress (0.5f * (float) off / other.readable_length ());
+ }
+ }
+
+ if (peak > 0) {
+ _gain *= peak;
+ norm = 1.f / peak;
+ }
+
+ /* copy file */
+ off = 0;
+ len = other.read (buf, off, 8192, /*channel*/0);
+ while (len > 0) {
+ if (norm != 1.f) {
+ for (framecnt_t i = 0; i < len; ++i) {
+ buf[i] *= norm;
+ }
+ }
+ write (buf, len);
+ off += len;
+ len = other.read (buf, off, 8192, /*channel*/0);
+ if (progress) {
+ progress->set_progress (0.5f + 0.5f * (float) off / other.readable_length ());
+ }
+ }
+}
+
void
SndFileSource::init_sndfile ()
{
if (_sndfile) {
sf_close (_sndfile);
_sndfile = 0;
+ file_closed ();
}
}
int
SndFileSource::open ()
{
- string path_to_open;
-
if (_sndfile) {
return 0;
}
-
+
+// We really only want to use g_open for all platforms but because of this
+// method(SndfileSource::open), the compiler(or at least GCC) is confused
+// because g_open will expand to "open" on non-POSIX systems and needs the
+// global namespace qualifer. The problem is since since C99 ::g_open will
+// apparently expand to ":: open"
#ifdef PLATFORM_WINDOWS
- path_to_open = Glib::locale_from_utf8(_path);
+ int fd = g_open (_path.c_str(), writable() ? O_CREAT | O_RDWR : O_RDONLY, writable() ? 0644 : 0444);
#else
- path_to_open = _path;
+ int fd = ::open (_path.c_str(), writable() ? O_CREAT | O_RDWR : O_RDONLY, writable() ? 0644 : 0444);
#endif
- _sndfile = sf_open (path_to_open.c_str(), writable() ? SFM_RDWR : SFM_READ, &_info);
+ if (fd == -1) {
+ error << string_compose (
+ _ ("SndFileSource: cannot open file \"%1\" for %2"),
+ _path,
+ (writable () ? "read+write" : "reading")) << endmsg;
+ return -1;
+ }
+
+ if ((_info.format & SF_FORMAT_TYPEMASK ) == SF_FORMAT_FLAC) {
+ assert (!writable());
+ _sndfile = sf_open_fd (fd, SFM_READ, &_info, true);
+ } else {
+ _sndfile = sf_open_fd (fd, writable() ? SFM_RDWR : SFM_READ, &_info, true);
+ }
if (_sndfile == 0) {
char errbuf[1024];
so we don't want to see this message.
*/
- cerr << "failed to open " << path_to_open << " with name " << _name << endl;
+ cerr << "failed to open " << _path << " with name " << _name << endl;
error << string_compose(_("SndFileSource: cannot open file \"%1\" for %2 (%3)"),
- path_to_open, (writable() ? "read+write" : "reading"), errbuf) << endmsg;
+ _path, (writable() ? "read+write" : "reading"), errbuf) << endmsg;
#endif
return -1;
}
_length = _info.frames;
+#ifdef HAVE_RF64_RIFF
+ if (_file_is_new && _length == 0 && writable()) {
+ if (_flags & RF64_RIFF) {
+ if (sf_command (_sndfile, SFC_RF64_AUTO_DOWNGRADE, 0, 0) != SF_TRUE) {
+ char errbuf[256];
+ sf_error_str (_sndfile, errbuf, sizeof (errbuf) - 1);
+ error << string_compose (_("Cannot mark RF64 audio file for automatic downgrade to WAV: %1"), errbuf)
+ << endmsg;
+ }
+ }
+ }
+#endif
+
if (!_broadcast_info) {
_broadcast_info = new BroadcastInfo;
}
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 (!_broadcast_info->write_to_file (_sndfile)) {
error << string_compose (_("cannot set broadcast info for audio file %1 (%2); dropping broadcast info for this file"),
- path_to_open, _broadcast_info->get_error())
+ _path, _broadcast_info->get_error())
<< endmsg;
_flags = Flag (_flags & ~Broadcast);
delete _broadcast_info;
}
}
}
-
+
return 0;
}
SndFileSource::read_unlocked (Sample *dst, framepos_t start, framecnt_t cnt) const
{
assert (cnt >= 0);
-
+
framecnt_t nread;
float *ptr;
framecnt_t real_cnt;
sf_error_str (0, errbuf, sizeof (errbuf) - 1);
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;
}
+ if (_gain != 1.f) {
+ for (framecnt_t i = 0; i < ret; ++i) {
+ dst[i] *= _gain;
+ }
+ }
return ret;
}
}
/* stride through the interleaved data */
- for (framecnt_t n = 0; n < nread; ++n) {
- dst[n] = *ptr;
- ptr += _info.channels;
+ if (_gain != 1.f) {
+ for (framecnt_t n = 0; n < nread; ++n) {
+ dst[n] = *ptr * _gain;
+ ptr += _info.channels;
+ }
+ } else {
+ for (framecnt_t n = 0; n < nread; ++n) {
+ dst[n] = *ptr;
+ ptr += _info.channels;
+ }
}
return nread;
framecnt_t
SndFileSource::write_float (Sample* data, framepos_t frame_pos, framecnt_t cnt)
{
- if (_sndfile == 0 || sf_seek (_sndfile, frame_pos, SEEK_SET|SFM_WRITE) < 0) {
+ if ((_info.format & SF_FORMAT_TYPEMASK ) == SF_FORMAT_FLAC) {
+ assert (_length == frame_pos);
+ }
+ else if (_sndfile == 0 || sf_seek (_sndfile, 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;
return _timeline_position;
}
+#ifdef XXX_OLD_DESTRUCTIVE_API_XXX
bool
SndFileSource::set_destructive (bool yn)
{
return true;
}
+#endif
void
SndFileSource::clear_capture_marks ()
sf_info.format = 0; // libsndfile says to clear this before sf_open().
- if ((sf = sf_open (const_cast<char*>(path.c_str()), SFM_READ, &sf_info)) == 0) {
- char errbuf[256];
+ if (path.empty() || Glib::file_test(path, Glib::FILE_TEST_IS_DIR)) {
+ return false;
+ }
+
+#ifdef PLATFORM_WINDOWS
+ int fd = g_open (path.c_str(), O_RDONLY, 0444);
+#else
+ int fd = ::open (path.c_str(), O_RDONLY, 0444);
+#endif
+
+ if (fd == -1) {
+ error << string_compose ( _("SndFileSource: cannot open file \"%1\" for reading"), path)
+ << endmsg;
+ return false;
+ }
+ if ((sf = sf_open_fd (fd, SFM_READ, &sf_info, true)) == 0) {
+ char errbuf[1024];
error_msg = sf_error_str (0, errbuf, sizeof (errbuf) - 1);
return false;
}