along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- $Id$
*/
+#include <cstring>
#include <cerrno>
#include <climits>
#include <sys/stat.h>
#include <glibmm/miscutils.h>
-
#include <ardour/sndfilesource.h>
#include <ardour/sndfile_helpers.h>
#include <ardour/utils.h>
using namespace std;
using namespace ARDOUR;
using namespace PBD;
+using Glib::ustring;
gain_t* SndFileSource::out_coefficient = 0;
gain_t* SndFileSource::in_coefficient = 0;
AudioFileSource::Removable|
AudioFileSource::RemovableIfEmpty|
AudioFileSource::CanRename);
-
SndFileSource::SndFileSource (Session& s, const XMLNode& node)
: AudioFileSource (s, node)
{
}
}
-SndFileSource::SndFileSource (Session& s, string path, int chn, Flag flags)
+SndFileSource::SndFileSource (Session& s, ustring path, int chn, Flag flags)
/* files created this way are never writable or removable */
: AudioFileSource (s, path, Flag (flags & ~(Writable|Removable|RemovableIfEmpty|RemoveAtDestroy)))
{
- channel = chn;
+ _channel = chn;
init ();
}
}
-SndFileSource::SndFileSource (Session& s, string path, SampleFormat sfmt, HeaderFormat hf, nframes_t rate, Flag flags)
+SndFileSource::SndFileSource (Session& s, ustring path, SampleFormat sfmt, HeaderFormat hf, nframes_t rate, Flag flags)
: AudioFileSource (s, path, flags, sfmt, hf)
{
int fmt = 0;
*/
file_is_new = true;
-
+
switch (hf) {
case CAF:
fmt = SF_FORMAT_CAF;
case FormatInt24:
fmt |= SF_FORMAT_PCM_24;
break;
+
+ case FormatInt16:
+ fmt |= SF_FORMAT_PCM_16;
+ break;
}
_info.channels = 1;
_flags = Flag (_flags & ~Broadcast);
delete _broadcast_info;
_broadcast_info = 0;
- }
-
- }
+ }
+ }
}
void
SndFileSource::init ()
{
- string file;
+ ustring file;
// lets try to keep the object initalizations here at the top
xfade_buf = 0;
- interleave_buf = 0;
- interleave_bufsize = 0;
sf = 0;
_broadcast_info = 0;
if ((sf = sf_open (_path.c_str(), (writable() ? SFM_RDWR : SFM_READ), &_info)) == 0) {
char errbuf[256];
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.
+ */
+
error << string_compose(_("SndFileSource: cannot open file \"%1\" for %2 (%3)"),
_path, (writable() ? "read+write" : "reading"), errbuf) << endmsg;
+#endif
return -1;
}
- if (channel >= _info.channels) {
- error << string_compose(_("SndFileSource: file only contains %1 channels; %2 is invalid as a channel number"), _info.channels, channel) << endmsg;
+ if (_channel >= _info.channels) {
+#ifndef HAVE_COREAUDIO
+ error << string_compose(_("SndFileSource: file only contains %1 channels; %2 is invalid as a channel number"), _info.channels, _channel) << endmsg;
+#endif
sf_close (sf);
sf = 0;
return -1;
set_timeline_position (get_timecode_info (sf, _broadcast_info, timecode_info_exists));
- if (!timecode_info_exists) {
+ if (_length != 0 && !timecode_info_exists) {
delete _broadcast_info;
_broadcast_info = 0;
_flags = Flag (_flags & ~Broadcast);
touch_peakfile ();
}
- if (interleave_buf) {
- delete [] interleave_buf;
- }
-
if (_broadcast_info) {
delete _broadcast_info;
}
file_cnt = cnt;
}
+ if (file_cnt != cnt) {
+ nframes_t delta = cnt - file_cnt;
+ memset (dst+file_cnt, 0, sizeof (Sample) * delta);
+ }
+
if (file_cnt) {
if (sf_seek (sf, (sf_count_t) start, SEEK_SET|SFM_READ) != (sf_count_t) start) {
}
}
- if (file_cnt != cnt) {
- nframes_t delta = cnt - file_cnt;
- memset (dst+file_cnt, 0, sizeof (Sample) * delta);
- }
-
real_cnt = cnt * _info.channels;
- if (interleave_bufsize < real_cnt) {
-
- if (interleave_buf) {
- delete [] interleave_buf;
- }
- interleave_bufsize = real_cnt;
- interleave_buf = new float[interleave_bufsize];
- }
+ Sample* interleave_buf = get_interleave_buffer (real_cnt);
nread = sf_read_float (sf, interleave_buf, real_cnt);
- ptr = interleave_buf + channel;
+ ptr = interleave_buf + _channel;
nread /= _info.channels;
/* stride through the interleaved data */
nframes_t oldlen;
int32_t frame_pos = _length;
-
+
if (write_float (data, frame_pos, cnt) != cnt) {
return 0;
}
update_length (oldlen, cnt);
if (_build_peakfiles) {
- PeakBuildRecord *pbr = 0;
-
- if (pending_peak_builds.size()) {
- pbr = pending_peak_builds.back();
- }
-
- if (pbr && pbr->frame + pbr->cnt == oldlen) {
-
- /* the last PBR extended to the start of the current write,
- so just extend it again.
- */
- pbr->cnt += cnt;
- } else {
- pending_peak_builds.push_back (new PeakBuildRecord (oldlen, cnt));
- }
-
- _peaks_built = false;
- }
-
-
- if (_build_peakfiles) {
- queue_for_peaks (shared_from_this (), false);
+ compute_and_write_peaks (data, frame_pos, cnt, false, true);
}
_write_data_count = cnt;
old_file_pos = file_pos;
update_length (file_pos, cnt);
- file_pos += cnt;
if (_build_peakfiles) {
- PeakBuildRecord *pbr = 0;
-
- if (pending_peak_builds.size()) {
- pbr = pending_peak_builds.back();
- }
-
- if (pbr && pbr->frame + pbr->cnt == old_file_pos) {
-
- /* the last PBR extended to the start of the current write,
- so just extend it again.
- */
-
- pbr->cnt += cnt;
- } else {
- pending_peak_builds.push_back (new PeakBuildRecord (old_file_pos, cnt));
- }
-
- _peaks_built = false;
+ compute_and_write_peaks (data, file_pos, cnt, false, true);
}
- if (_build_peakfiles) {
- queue_for_peaks (shared_from_this (), true);
- }
+ file_pos += cnt;
return cnt;
}
return;
}
- _broadcast_info->time_reference_high = (timeline_position >> 32);
- _broadcast_info->time_reference_low = (timeline_position & 0xffffffff);
+ _broadcast_info->time_reference_high = (timeline_position >> 32);
+ _broadcast_info->time_reference_low = (timeline_position & 0xffffffff);
if (sf_command (sf, SFC_SET_BROADCAST_INFO, _broadcast_info, sizeof (*_broadcast_info)) != SF_TRUE) {
error << string_compose (_("cannot set broadcast info for audio file %1; Dropping broadcast info for this file"), _path) << endmsg;
delete _broadcast_info;
_broadcast_info = 0;
}
-
-
-
}
nframes_t
}
int
-SndFileSource::get_soundfile_info (string path, SoundFileInfo& info, string& error_msg)
+SndFileSource::get_soundfile_info (const ustring& path, SoundFileInfo& info, string& error_msg)
{
SNDFILE *sf;
SF_INFO sf_info;
ret |= (uint32_t) binfo->time_reference_low;
return ret;
}
+
+bool
+SndFileSource::one_of_several_channels () const
+{
+ return _info.channels > 1;
+}
+