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Render-side pre-processing in APM.

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This CL adds a way to insert a custom render-side pre-processor to
APM. The pre-processor operates in full-band mode before anything
else. Currently the render processing chain is (if everything is
enabled):

Network --> [Pre processing] --> [Band split] -->
[IntelligibilityEnhancer] --> [Echo canceller (read-only)] -->
[Band merge] --> Playout

Since the render pre processor and capture post processor have the
same interface, I renamed webrtc::PostProcessing into
webrtc::CustomProcessing.

The old APM factory method PostProcessing will be deprecated and
dependencies updated as part of webrtc:8665

NOTRY=True

Bug: webrtc:8665
Change-Id: Ia381cbf12e336d6587406a14d77243d931f69a31
Reviewed-on: https://webrtc-review.googlesource.com/29201
Commit-Queue: Alex Loiko <aleloi@webrtc.org>
Reviewed-by: Per Åhgren <peah@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#21327}
This commit is contained in:
Alex Loiko
2017-12-18 16:02:40 +01:00
committed by Commit Bot
parent 88bc9d5e53
commit 5825aa673c
7 changed files with 112 additions and 33 deletions
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4
modules/audio_processing/include/mock_audio_processing.h
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@ -105,9 +105,9 @@ class MockNoiseSuppression : public NoiseSuppression {
MOCK_METHOD0(NoiseEstimate, std::vector<float>());
};
class MockPostProcessing : public PostProcessing {
class MockCustomProcessing : public CustomProcessing {
public:
virtual ~MockPostProcessing() {}
virtual ~MockCustomProcessing() {}
MOCK_METHOD2(Initialize, void(int sample_rate_hz, int num_channels));
MOCK_METHOD1(Process, void(AudioBuffer* audio));
MOCK_CONST_METHOD0(ToString, std::string());