Index: webrtc/modules/audio_mixer/default_output_rate_calculator.h |
diff --git a/webrtc/modules/audio_mixer/default_output_rate_calculator.h b/webrtc/modules/audio_mixer/default_output_rate_calculator.h |
new file mode 100644 |
index 0000000000000000000000000000000000000000..02c724dc6b1cc1ef90ede1eb8a9cd9680ab0e620 |
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+++ b/webrtc/modules/audio_mixer/default_output_rate_calculator.h |
@@ -0,0 +1,35 @@ |
+/* |
+ * 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_DEFAULT_OUTPUT_RATE_CALCULATOR_H_ |
+#define WEBRTC_MODULES_AUDIO_MIXER_DEFAULT_OUTPUT_RATE_CALCULATOR_H_ |
+ |
+#include <vector> |
+ |
+#include "webrtc/modules/audio_mixer/output_rate_calculator.h" |
+ |
+namespace webrtc { |
+ |
+class DefaultOutputRateCalculator : public OutputRateCalculator { |
+ public: |
+ static const int kDefaultFrequency = 48000; |
+ |
+ // Produces the least native rate greater or equal to the preferred |
+ // sample rates. A native rate is one in |
+ // AudioProcessing::NativeRate. If |preferred_sample_rates| is |
+ // empty, returns |kDefaultFrequency|. |
+ int CalculateOutputRate( |
+ const std::vector<int>& preferred_sample_rates) override; |
+ ~DefaultOutputRateCalculator() override {} |
+}; |
+ |
+} // namespace webrtc |
+ |
+#endif // WEBRTC_MODULES_AUDIO_MIXER_DEFAULT_OUTPUT_RATE_CALCULATOR_H_ |