webrtc/modules/audio_coding/neteq/tools/audio_sink.h
Niels Möller a12c42a6b2 Delete root header file typedef.h.
Usage replaced with stdint.h, rtc_base/system/arch.h and
rtc_base/system/unused.h, as appropriate.

Bug: webrtc:6854
Change-Id: I97225465d14b969903d92979e2df3c3c05d35f18
Reviewed-on: https://webrtc-review.googlesource.com/90249
Reviewed-by: Niklas Enbom <niklas.enbom@webrtc.org>
Reviewed-by: Fredrik Solenberg <solenberg@webrtc.org>
Commit-Queue: Niels Moller <nisse@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#24100}
2018-07-25 14:59:26 +00:00

69 lines
2 KiB
C++

/*
* Copyright (c) 2014 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 MODULES_AUDIO_CODING_NETEQ_TOOLS_AUDIO_SINK_H_
#define MODULES_AUDIO_CODING_NETEQ_TOOLS_AUDIO_SINK_H_
#include "api/audio/audio_frame.h"
#include "rtc_base/constructormagic.h"
namespace webrtc {
namespace test {
// Interface class for an object receiving raw output audio from test
// applications.
class AudioSink {
public:
AudioSink() {}
virtual ~AudioSink() {}
// Writes |num_samples| from |audio| to the AudioSink. Returns true if
// successful, otherwise false.
virtual bool WriteArray(const int16_t* audio, size_t num_samples) = 0;
// Writes |audio_frame| to the AudioSink. Returns true if successful,
// otherwise false.
bool WriteAudioFrame(const AudioFrame& audio_frame) {
return WriteArray(audio_frame.data(), audio_frame.samples_per_channel_ *
audio_frame.num_channels_);
}
private:
RTC_DISALLOW_COPY_AND_ASSIGN(AudioSink);
};
// Forks the output audio to two AudioSink objects.
class AudioSinkFork : public AudioSink {
public:
AudioSinkFork(AudioSink* left, AudioSink* right)
: left_sink_(left), right_sink_(right) {}
bool WriteArray(const int16_t* audio, size_t num_samples) override;
private:
AudioSink* left_sink_;
AudioSink* right_sink_;
RTC_DISALLOW_COPY_AND_ASSIGN(AudioSinkFork);
};
// An AudioSink implementation that does nothing.
class VoidAudioSink : public AudioSink {
public:
VoidAudioSink() = default;
bool WriteArray(const int16_t* audio, size_t num_samples) override;
private:
RTC_DISALLOW_COPY_AND_ASSIGN(VoidAudioSink);
};
} // namespace test
} // namespace webrtc
#endif // MODULES_AUDIO_CODING_NETEQ_TOOLS_AUDIO_SINK_H_