Index: webrtc/modules/utility/interface/audio_frame_operations.h |
diff --git a/webrtc/modules/utility/interface/audio_frame_operations.h b/webrtc/modules/utility/interface/audio_frame_operations.h |
deleted file mode 100644 |
index c2af68ab1bea62cefa2940c53338e9565b42502b..0000000000000000000000000000000000000000 |
--- a/webrtc/modules/utility/interface/audio_frame_operations.h |
+++ /dev/null |
@@ -1,58 +0,0 @@ |
-/* |
- * Copyright (c) 2012 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_VOICE_ENGINE_AUDIO_FRAME_OPERATIONS_H_ |
-#define WEBRTC_VOICE_ENGINE_AUDIO_FRAME_OPERATIONS_H_ |
- |
-#include "webrtc/typedefs.h" |
- |
-namespace webrtc { |
- |
-class AudioFrame; |
- |
-// TODO(andrew): consolidate this with utility.h and audio_frame_manipulator.h. |
-// Change reference parameters to pointers. Consider using a namespace rather |
-// than a class. |
-class AudioFrameOperations { |
- public: |
- // Upmixes mono |src_audio| to stereo |dst_audio|. This is an out-of-place |
- // operation, meaning src_audio and dst_audio must point to different |
- // buffers. It is the caller's responsibility to ensure that |dst_audio| is |
- // sufficiently large. |
- static void MonoToStereo(const int16_t* src_audio, size_t samples_per_channel, |
- int16_t* dst_audio); |
- // |frame.num_channels_| will be updated. This version checks for sufficient |
- // buffer size and that |num_channels_| is mono. |
- static int MonoToStereo(AudioFrame* frame); |
- |
- // Downmixes stereo |src_audio| to mono |dst_audio|. This is an in-place |
- // operation, meaning |src_audio| and |dst_audio| may point to the same |
- // buffer. |
- static void StereoToMono(const int16_t* src_audio, size_t samples_per_channel, |
- int16_t* dst_audio); |
- // |frame.num_channels_| will be updated. This version checks that |
- // |num_channels_| is stereo. |
- static int StereoToMono(AudioFrame* frame); |
- |
- // Swap the left and right channels of |frame|. Fails silently if |frame| is |
- // not stereo. |
- static void SwapStereoChannels(AudioFrame* frame); |
- |
- // Zeros out the audio and sets |frame.energy| to zero. |
- static void Mute(AudioFrame& frame); |
- |
- static int Scale(float left, float right, AudioFrame& frame); |
- |
- static int ScaleWithSat(float scale, AudioFrame& frame); |
-}; |
- |
-} // namespace webrtc |
- |
-#endif // #ifndef WEBRTC_VOICE_ENGINE_AUDIO_FRAME_OPERATIONS_H_ |