webrtc/modules/audio_processing/test/bitexactness_tools.h
Sam Zackrisson 4030c65c30 Add DCHECK and documentation to disallow trying to read more than two audio channels in helper function.
Bug: webrtc:8741
Change-Id: Ib55b15bb1802b412be17ef8199d6112937502cd3
Reviewed-on: https://webrtc-review.googlesource.com/39263
Reviewed-by: Fredrik Solenberg <solenberg@webrtc.org>
Reviewed-by: Alex Loiko <aleloi@webrtc.org>
Commit-Queue: Alex Loiko <aleloi@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#21603}
2018-01-12 15:27:50 +00:00

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/*
* 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 MODULES_AUDIO_PROCESSING_TEST_BITEXACTNESS_TOOLS_H_
#define MODULES_AUDIO_PROCESSING_TEST_BITEXACTNESS_TOOLS_H_
#include <string>
#include "api/array_view.h"
#include "modules/audio_coding/neteq/tools/input_audio_file.h"
#include "test/gtest.h"
namespace webrtc {
namespace test {
// Returns test vector to use for the render signal in an
// APM bitexactness test.
std::string GetApmRenderTestVectorFileName(int sample_rate_hz);
// Returns test vector to use for the capture signal in an
// APM bitexactness test.
std::string GetApmCaptureTestVectorFileName(int sample_rate_hz);
// Extract float samples of up to two channels from a pcm file.
void ReadFloatSamplesFromStereoFile(size_t samples_per_channel,
size_t num_channels,
InputAudioFile* stereo_pcm_file,
rtc::ArrayView<float> data);
// Verifies a frame against a reference and returns the results as an
// AssertionResult.
::testing::AssertionResult VerifyDeinterleavedArray(
size_t samples_per_channel,
size_t num_channels,
rtc::ArrayView<const float> reference,
rtc::ArrayView<const float> output,
float element_error_bound);
// Verifies a vector against a reference and returns the results as an
// AssertionResult.
::testing::AssertionResult VerifyArray(rtc::ArrayView<const float> reference,
rtc::ArrayView<const float> output,
float element_error_bound);
} // namespace test
} // namespace webrtc
#endif // MODULES_AUDIO_PROCESSING_TEST_BITEXACTNESS_TOOLS_H_