Index: webrtc/modules/audio_mixer/output_rate_calculator.h |
diff --git a/webrtc/modules/audio_mixer/output_rate_calculator.h b/webrtc/modules/audio_mixer/output_rate_calculator.h |
new file mode 100644 |
index 0000000000000000000000000000000000000000..f9c7e1dcee19683744386b855829924495b65b55 |
--- /dev/null |
+++ b/webrtc/modules/audio_mixer/output_rate_calculator.h |
@@ -0,0 +1,29 @@ |
+/* |
+ * Copyright (c) 2016 The WebRTC project authors. All Rights Reserved. |
+ * |
+ * Use of this source code is governed by a BSD-style license |
+ * that can be found in the LICENSE file in the root of the source |
+ * tree. An additional intellectual property rights grant can be found |
+ * in the file PATENTS. All contributing project authors may |
+ * be found in the AUTHORS file in the root of the source tree. |
+ */ |
+ |
+#ifndef WEBRTC_MODULES_AUDIO_MIXER_OUTPUT_RATE_CALCULATOR_H_ |
+#define WEBRTC_MODULES_AUDIO_MIXER_OUTPUT_RATE_CALCULATOR_H_ |
+ |
+#include <vector> |
+ |
+namespace webrtc { |
+ |
+// Decides the sample rate of a mixing iteration given the preferred |
+// sample rates of the sources. |
+class OutputRateCalculator { |
+ public: |
+ virtual int CalculateOutputRate( |
+ const std::vector<int>& preferred_sample_rates) = 0; |
+ virtual ~OutputRateCalculator() {} |
+}; |
+ |
+} // namespace webrtc |
+ |
+#endif // WEBRTC_MODULES_AUDIO_MIXER_OUTPUT_RATE_CALCULATOR_H_ |