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librubberband/misc/ardour2-rubberband-patch
Chris Cannam 472a4a251f ...
2007-11-09 12:25:50 +00:00

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Index: gtk2_ardour/editor_timefx.cc
===================================================================
--- gtk2_ardour/editor_timefx.cc (revision 2499)
+++ gtk2_ardour/editor_timefx.cc (working copy)
@@ -106,7 +106,7 @@
}
int
-Editor::run_timestretch (RegionSelection& regions, float fraction)
+Editor::run_timestretch (RegionSelection& regions, double ratio)
{
pthread_t thread;
@@ -126,7 +126,7 @@
current_timestretch->status = 0;
current_timestretch->regions = regions;
- current_timestretch->request.fraction = fraction;
+ current_timestretch->request.ratio = ratio;
current_timestretch->request.quick_seek = current_timestretch->quick_button.get_active();
current_timestretch->request.antialias = !current_timestretch->antialias_button.get_active();
current_timestretch->request.progress = 0.0f;
Index: gtk2_ardour/SConscript
===================================================================
--- gtk2_ardour/SConscript (revision 2499)
+++ gtk2_ardour/SConscript (working copy)
@@ -23,6 +23,7 @@
#gtkardour.Append(CXXFLAGS="-DFLOWCANVAS_AA")
gtkardour.Append(PACKAGE=domain)
gtkardour.Append(POTFILE=domain + '.pot')
+gtkardour.Append(LIBPATH="/work/rubberband");##!!!
if gtkardour['DIST_TARGET'] == 'panther' or gtkardour['DIST_TARGET'] == 'tiger':
gtkardour.Append (LINKFLAGS="-Xlinker -headerpad -Xlinker 2048")
@@ -50,6 +51,9 @@
libraries['xml'],
libraries['xslt'],
libraries['soundtouch'],
+ libraries['rubberband'],
+ libraries['fftw3'],
+ libraries['fftw3f'],
libraries['samplerate'],
libraries['jack']
])
Index: gtk2_ardour/editor_mouse.cc
===================================================================
--- gtk2_ardour/editor_mouse.cc (revision 2499)
+++ gtk2_ardour/editor_mouse.cc (working copy)
@@ -4914,11 +4914,12 @@
}
nframes_t newlen = drag_info.last_pointer_frame - clicked_regionview->region()->position();
- float percentage = (float) ((double) newlen - (double) clicked_regionview->region()->length()) / ((double) newlen) * 100.0f;
+ double ratio = (double) newlen /
+ (double) clicked_regionview->region()->length();
begin_reversible_command (_("timestretch"));
- if (run_timestretch (selection->regions, percentage) == 0) {
+ if (run_timestretch (selection->regions, ratio) == 0) {
session->commit_reversible_command ();
}
}
Index: gtk2_ardour/editor.h
===================================================================
--- gtk2_ardour/editor.h (revision 2499)
+++ gtk2_ardour/editor.h (working copy)
@@ -1771,7 +1771,7 @@
TimeStretchDialog* current_timestretch;
static void* timestretch_thread (void *arg);
- int run_timestretch (RegionSelection&, float fraction);
+ int run_timestretch (RegionSelection&, double ratio);
void do_timestretch (TimeStretchDialog&);
/* editor-mixer strip */
Index: libs/ardour/session_timefx.cc
===================================================================
--- libs/ardour/session_timefx.cc (revision 2499)
+++ libs/ardour/session_timefx.cc (working copy)
@@ -22,8 +22,10 @@
#include <pbd/basename.h>
-#include <soundtouch/SoundTouch.h>
+//#include <soundtouch/SoundTouch.h>
+#include "/work/rubberband/rubberband/RubberBandStretcher.h" //!!!
+
#include <ardour/session.h>
#include <ardour/audioregion.h>
#include <ardour/sndfilesource.h>
@@ -35,7 +37,7 @@
using namespace std;
using namespace ARDOUR;
using namespace PBD;
-using namespace soundtouch;
+using namespace RubberBand;
boost::shared_ptr<AudioRegion>
Session::tempoize_region (TimeStretchRequest& tsr)
@@ -43,39 +45,44 @@
SourceList sources;
SourceList::iterator it;
boost::shared_ptr<AudioRegion> r;
- SoundTouch st;
string region_name;
string ident = X_("-TIMEFX-");
- float percentage;
- nframes_t total_frames;
- nframes_t done;
int c;
char buf[64];
string::size_type len;
- /* the soundtouch code wants a *tempo* change percentage, which is
- of opposite sign to the length change.
- */
+ RubberBandStretcher stretcher
+ (frame_rate(), tsr.region->n_channels(),
+ RubberBandStretcher::DefaultOptions,
+ tsr.ratio, 1.0);
+
+ stretcher.setExpectedInputDuration(tsr.region->length());
- percentage = -tsr.fraction;
+ stretcher.setDebugLevel(1);
- st.setSampleRate (frame_rate());
- st.setChannels (1);
- st.setTempoChange (percentage);
- st.setPitchSemiTones (0);
- st.setRateChange (0);
-
- st.setSetting(SETTING_USE_QUICKSEEK, tsr.quick_seek);
- st.setSetting(SETTING_USE_AA_FILTER, tsr.antialias);
+ uint32_t channels = tsr.region->n_channels();
+ nframes_t duration = tsr.region->length();
+ nframes_t done;
vector<string> names = tsr.region->master_source_names();
tsr.progress = 0.0f;
- total_frames = tsr.region->length() * tsr.region->n_channels();
done = 0;
- for (uint32_t i = 0; i < tsr.region->n_channels(); ++i) {
+ const nframes_t bufsize = 256; //!!! was 16384
+ float **buffers = new float *[channels];
+ for (uint32_t i = 0; i < channels; ++i) {
+ buffers[i] = new float[bufsize];
+ }
+
+ gain_t gain_buffer[bufsize]; //!!! what is this?
+
+ nframes_t pos = 0;
+ int avail = 0;
+
+ for (uint32_t i = 0; i < channels; ++i) {
+
string rstr;
string::size_type existing_ident;
@@ -102,63 +109,127 @@
goto out;
}
}
-
- try {
- const nframes_t bufsize = 16384;
- for (uint32_t i = 0; i < sources.size(); ++i) {
- gain_t gain_buffer[bufsize];
- Sample buffer[bufsize];
- nframes_t pos = 0;
- nframes_t this_read = 0;
+ /* we read from the master (original) sources for the region,
+ not the ones currently in use, in case it's already been
+ subject to timefx. */
- st.clear();
- while (tsr.running && pos < tsr.region->length()) {
- nframes_t this_time;
-
- this_time = min (bufsize, tsr.region->length() - pos);
+ /* study first, process afterwards. */
- /* read from the master (original) sources for the region,
- not the ones currently in use, in case it's already been
- subject to timefx. */
+ while (pos < duration && tsr.running) {
- if ((this_read = tsr.region->master_read_at (buffer, buffer, gain_buffer, pos + tsr.region->position(), this_time)) != this_time) {
- error << string_compose (_("tempoize: error reading data from %1"), sources[i]->name()) << endmsg;
- goto out;
- }
+ nframes_t this_read = 0;
+
+ for (uint32_t i = 0; i < sources.size(); ++i) {
- pos += this_read;
- done += this_read;
+ this_read = 0;
+ nframes_t this_time;
- tsr.progress = (float) done / total_frames;
+ this_time = min(bufsize, duration - pos);
+
+ this_read = tsr.region->master_read_at
+ (buffers[i],
+ buffers[i],
+ gain_buffer,
+ pos + tsr.region->position(),
+ this_time,
+ i);
+
+// std::cerr << "read " << this_read << " from " << pos << " (length=" << duration << ")" << std::endl;
+
+ if (this_read != this_time) {
+ error << string_compose
+ (_("tempoize: error reading data from %1"),
+ sources[i]->name()) << endmsg;
+ goto out;
+ }
+ }
+
+ pos += this_read;
+ done += this_read;
+
+ tsr.progress = ((float) done / duration) * 0.25;
- st.putSamples (buffer, this_read);
+ stretcher.study(buffers, this_read, pos == duration);
+ }
+
+ pos = 0;
+ done = 0;
+
+ while (pos < duration && tsr.running) {
+
+ nframes_t this_read = 0;
+
+ for (uint32_t i = 0; i < sources.size(); ++i) {
- while ((this_read = st.receiveSamples (buffer, bufsize)) > 0 && tsr.running) {
- if (sources[i]->write (buffer, this_read) != this_read) {
- error << string_compose (_("error writing tempo-adjusted data to %1"), sources[i]->name()) << endmsg;
- goto out;
- }
- }
+ this_read = 0;
+ nframes_t this_time;
+
+ this_time = min(bufsize, duration - pos);
+
+ this_read = tsr.region->master_read_at
+ (buffers[i],
+ buffers[i],
+ gain_buffer,
+ pos + tsr.region->position(),
+ this_time,
+ i);
+
+ if (this_read != this_time) {
+ error << string_compose
+ (_("tempoize: error reading data from %1"),
+ sources[i]->name()) << endmsg;
+ goto out;
}
-
- if (tsr.running) {
- st.flush ();
- }
-
- while (tsr.running && (this_read = st.receiveSamples (buffer, bufsize)) > 0) {
- if (sources[i]->write (buffer, this_read) != this_read) {
+ }
+
+ pos += this_read;
+ done += this_read;
+
+// std::cerr << "read " << this_read << " from " << pos << " (length=" << duration << ")" << std::endl;
+
+ tsr.progress = 0.25 + ((float) done / duration) * 0.75;
+
+// std::cerr << "progress = " << tsr.progress << std::endl;
+
+ stretcher.process(buffers, this_read, pos == duration);
+
+ int avail = 0;
+
+ while ((avail = stretcher.available()) > 0) {
+
+ this_read = min(bufsize, uint32_t(avail));
+
+ stretcher.retrieve(buffers, this_read);
+
+ for (uint32_t i = 0; i < sources.size(); ++i) {
+
+ if (sources[i]->write(buffers[i], this_read) !=
+ this_read) {
error << string_compose (_("error writing tempo-adjusted data to %1"), sources[i]->name()) << endmsg;
goto out;
}
+// std::cerr << "wrote " << this_read << " to channel " << i << std::endl;
}
}
- } catch (runtime_error& err) {
- error << _("timefx code failure. please notify ardour-developers.") << endmsg;
- error << err.what() << endmsg;
- goto out;
}
+ while ((avail = stretcher.available()) >= 0) {
+
+ uint32_t this_read = min(bufsize, uint32_t(avail));
+
+ stretcher.retrieve(buffers, this_read);
+
+ for (uint32_t i = 0; i < sources.size(); ++i) {
+
+ if (sources[i]->write(buffers[i], this_read) !=
+ this_read) {
+ error << string_compose (_("error writing tempo-adjusted data to %1"), sources[i]->name()) << endmsg;
+ goto out;
+ }
+ }
+ }
+
time_t now;
struct tm* xnow;
time (&now);
@@ -206,8 +277,11 @@
}
- r = (boost::dynamic_pointer_cast<AudioRegion> (RegionFactory::create (sources, 0, sources.front()->length(), region_name,
- 0, AudioRegion::Flag (AudioRegion::DefaultFlags | AudioRegion::WholeFile))));
+ r = (boost::dynamic_pointer_cast<AudioRegion>
+ (RegionFactory::create
+ (sources, 0, sources.front()->length(), region_name, 0,
+ AudioRegion::Flag
+ (AudioRegion::DefaultFlags | AudioRegion::WholeFile))));
out:
@@ -225,6 +299,13 @@
sources.clear ();
}
+
+ if (buffers) {
+ for (uint32_t i = 0; i < channels; ++i) {
+ delete[] buffers[i];
+ }
+ delete[] buffers;
+ }
/* if the process was cancelled, delete the region */
Index: libs/ardour/ardour/session.h
===================================================================
--- libs/ardour/ardour/session.h (revision 2499)
+++ libs/ardour/ardour/session.h (working copy)
@@ -849,7 +849,7 @@
struct TimeStretchRequest {
boost::shared_ptr<ARDOUR::AudioRegion> region;
- float fraction; /* session: read ; GUI: write */
+ double ratio; /* session: read ; GUI: write */
float progress; /* session: write ; GUI: read */
bool running; /* read/write */
bool quick_seek; /* GUI: write */
Index: SConstruct
===================================================================
--- SConstruct (revision 2499)
+++ SConstruct (working copy)
@@ -481,7 +481,16 @@
if conf.CheckHeader ('fftw3.h') == False:
print "FFT Analysis cannot be compiled without the FFTW3 headers, which don't seem to be installed"
sys.exit (1)
- libraries['fftw3f'] = conf.Finish();
+ libraries['fftw3f'] = conf.Finish()
+ libraries['fftw3'] = LibraryInfo()
+ libraries['fftw3'].ParseConfig('pkg-config --cflags --libs fftw3')
+ #
+ # Check for fftw3 header as well as the library
+ conf = Configure (libraries['fftw3'])
+ if conf.CheckHeader ('fftw3.h') == False:
+ print "FFT Analysis cannot be compiled without the FFTW3 headers, which don't seem to be installed"
+ sys.exit (1)
+ libraries['fftw3'] = conf.Finish();
libraries['jack'] = LibraryInfo()
libraries['jack'].ParseConfig('pkg-config --cflags --libs jack')
@@ -509,6 +518,9 @@
#libraries['flowcanvas'] = LibraryInfo(LIBS='flowcanvas', LIBPATH='#/libs/flowcanvas', CPPPATH='#libs/flowcanvas')
+##!!!
+libraries['rubberband'] = LibraryInfo (LIBS='rubberband', LIBPATH='/work/rubberband/lib')
+
# The Ardour Control Protocol Library
libraries['ardour_cp'] = LibraryInfo (LIBS='ardour_cp', LIBPATH='#libs/surfaces/control_protocol',
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