Index: webrtc/modules/audio_mixer/audio_mixer.h |
diff --git a/webrtc/modules/audio_mixer/audio_mixer.h b/webrtc/modules/audio_mixer/audio_mixer.h |
deleted file mode 100644 |
index 7e58a8d6a01635a9dde3fa60453131be2e088137..0000000000000000000000000000000000000000 |
--- a/webrtc/modules/audio_mixer/audio_mixer.h |
+++ /dev/null |
@@ -1,78 +0,0 @@ |
-/* |
- * Copyright (c) 2011 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_AUDIO_MIXER_H_ |
-#define WEBRTC_MODULES_AUDIO_MIXER_AUDIO_MIXER_H_ |
- |
-#include <memory> |
- |
-#include "webrtc/base/refcount.h" |
-#include "webrtc/modules/include/module_common_types.h" |
- |
-namespace webrtc { |
- |
-class AudioMixer : public rtc::RefCountInterface { |
- public: |
- // A callback class that all mixer participants must inherit from/implement. |
- class Source { |
- public: |
- enum class AudioFrameInfo { |
- kNormal, // The samples in audio_frame are valid and should be used. |
- kMuted, // The samples in audio_frame should not be used, but should be |
- // implicitly interpreted as zero. Other fields in audio_frame |
- // may be read and should contain meaningful values. |
- kError // audio_frame will not be used. |
- }; |
- |
- struct AudioFrameWithInfo { |
- AudioFrame* audio_frame; |
- AudioFrameInfo audio_frame_info; |
- }; |
- |
- // The implementation of GetAudioFrameWithInfo should update |
- // audio_frame with new audio every time it's called. Implementing |
- // classes are allowed to return the same AudioFrame pointer on |
- // different calls. The pointer must stay valid until the next |
- // mixing call or until this audio source is disconnected from the |
- // mixer. The mixer may modify the contents of the passed |
- // AudioFrame pointer at any time until the next call to |
- // GetAudioFrameWithInfo, or until the source is removed from the |
- // mixer. |
- virtual AudioFrameWithInfo GetAudioFrameWithInfo(int sample_rate_hz) = 0; |
- |
- // A way for a mixer implementation do distinguish participants. |
- virtual int ssrc() = 0; |
- |
- protected: |
- virtual ~Source() {} |
- }; |
- |
- // Since the mixer is reference counted, the destructor may be |
- // called from any thread. |
- ~AudioMixer() override {} |
- |
- // Returns true if adding/removing was successful. A source is never |
- // added twice and removal is never attempted if a source has not |
- // been successfully added to the mixer. Addition and removal can |
- // happen on different threads. |
- virtual bool AddSource(Source* audio_source) = 0; |
- virtual bool RemoveSource(Source* audio_source) = 0; |
- |
- // Performs mixing by asking registered audio sources for audio. The |
- // mixed result is placed in the provided AudioFrame. Will only be |
- // called from a single thread. The rate and channels arguments |
- // specify the rate and number of channels of the mix result. |
- virtual void Mix(int sample_rate_hz, |
- size_t number_of_channels, |
- AudioFrame* audio_frame_for_mixing) = 0; |
-}; |
-} // namespace webrtc |
- |
-#endif // WEBRTC_MODULES_AUDIO_MIXER_AUDIO_MIXER_H_ |