1 files changed, 62 insertions, 0 deletions
diff --git a/media/libsoundtouch/src/RLBoxSoundTouchFactory.cpp b/media/libsoundtouch/src/RLBoxSoundTouchFactory.cpp
new file mode 100644
index 0000000000..5e2fbca8d9
--- /dev/null
+++ b/media/libsoundtouch/src/RLBoxSoundTouchFactory.cpp
@@ -0,0 +1,62 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim:set ts=2 sw=2 sts=2 et cindent: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "RLBoxSoundTouchFactory.h"
+
+// Exposed C API that is used by RLBox
+
+using namespace soundtouch;
+
+extern "C" {
+
+void SetSampleRate(SoundTouch* mTimeStretcher, uint srate) {
+  mTimeStretcher->setSampleRate(srate);
+}
+
+void SetChannels(SoundTouch* mTimeStretcher, uint numChannels) {
+  mTimeStretcher->setChannels(numChannels);
+}
+
+void SetPitch(SoundTouch* mTimeStretcher, double newPitch) {
+  mTimeStretcher->setPitch(newPitch);
+}
+
+void SetSetting(SoundTouch* mTimeStretcher, int settingId, int value) {
+  mTimeStretcher->setSetting(settingId, value);
+}
+
+void SetTempo(SoundTouch* mTimeStretcher, double newTempo) {
+  mTimeStretcher->setTempo(newTempo);
+}
+
+void SetRate(SoundTouch* mTimeStretcher, double newRate) {
+  mTimeStretcher->setRate(newRate);
+}
+
+uint NumChannels(SoundTouch* mTimeStretcher) {
+  return mTimeStretcher->numChannels();
+}
+
+uint NumSamples(SoundTouch* mTimeStretcher) {
+  return mTimeStretcher->numSamples();
+}
+
+uint NumUnprocessedSamples(SoundTouch* mTimeStretcher) {
+  return mTimeStretcher->numUnprocessedSamples();
+}
+
+void PutSamples(SoundTouch* mTimeStretcher, const SAMPLETYPE* samples,
+                uint numSamples) {
+  mTimeStretcher->putSamples(samples, numSamples);
+}
+
+uint ReceiveSamples(SoundTouch* mTimeStretcher, SAMPLETYPE* output,
+                    uint maxSamples) {
+  return mTimeStretcher->receiveSamples(output, maxSamples);
+}
+
+void Flush(SoundTouch* mTimeStretcher) { return mTimeStretcher->flush(); }
+}