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92ea95e34a
In https://webrtc-review.googlesource.com/c/src/+/1560 we moved WebRTC from src/webrtc to src/ (in order to preserve an healthy git history). This CL takes care of fixing header guards, #include paths, etc... NOPRESUBMIT=true NOTREECHECKS=true NOTRY=true TBR=tommi@webrtc.org Bug: chromium:611808 Change-Id: Iea91618212bee0af16aa3f05071eab8f93706578 Reviewed-on: https://webrtc-review.googlesource.com/1561 Reviewed-by: Mirko Bonadei <mbonadei@webrtc.org> Reviewed-by: Henrik Kjellander <kjellander@webrtc.org> Commit-Queue: Mirko Bonadei <mbonadei@webrtc.org> Cr-Commit-Position: refs/heads/master@{#19846}
66 lines
2.3 KiB
C++
66 lines
2.3 KiB
C++
/*
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* Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include <algorithm>
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#include "modules/audio_mixer/audio_frame_manipulator.h"
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#include "modules/include/module_common_types.h"
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#include "test/gtest.h"
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namespace webrtc {
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namespace {
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void FillFrameWithConstants(size_t samples_per_channel,
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size_t number_of_channels,
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int16_t value,
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AudioFrame* frame) {
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frame->num_channels_ = number_of_channels;
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frame->samples_per_channel_ = samples_per_channel;
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int16_t* frame_data = frame->mutable_data();
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std::fill(frame_data,
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frame_data + samples_per_channel * number_of_channels, value);
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}
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} // namespace
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TEST(AudioFrameManipulator, CompareForwardRampWithExpectedResultStereo) {
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constexpr int kSamplesPerChannel = 5;
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constexpr int kNumberOfChannels = 2;
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// Create a frame with values 5, 5, 5, ... and channels & samples as above.
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AudioFrame frame;
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FillFrameWithConstants(kSamplesPerChannel, kNumberOfChannels, 5, &frame);
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Ramp(0.0f, 1.0f, &frame);
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const int total_samples = kSamplesPerChannel * kNumberOfChannels;
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const int16_t expected_result[total_samples] = {0, 0, 1, 1, 2, 2, 3, 3, 4, 4};
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const int16_t* frame_data = frame.data();
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EXPECT_TRUE(
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std::equal(frame_data, frame_data + total_samples, expected_result));
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}
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TEST(AudioFrameManipulator, CompareBackwardRampWithExpectedResultMono) {
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constexpr int kSamplesPerChannel = 5;
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constexpr int kNumberOfChannels = 1;
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// Create a frame with values 5, 5, 5, ... and channels & samples as above.
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AudioFrame frame;
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FillFrameWithConstants(kSamplesPerChannel, kNumberOfChannels, 5, &frame);
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Ramp(1.0f, 0.0f, &frame);
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const int total_samples = kSamplesPerChannel * kNumberOfChannels;
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const int16_t expected_result[total_samples] = {5, 4, 3, 2, 1};
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const int16_t* frame_data = frame.data();
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EXPECT_TRUE(
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std::equal(frame_data, frame_data + total_samples, expected_result));
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}
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} // namespace webrtc
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