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f55babc298
Mini-change: add 'webrtc' namespace. The template class AudioFrameView got declared in the global namespace by mistake. (My fault). Now fixing. Bug: webrtc:9262. Change-Id: I6f2b4ab1ccdb223505e7181b8e6f12f5f23b3684 Reviewed-on: https://webrtc-review.googlesource.com/76140 Commit-Queue: Alex Loiko <aleloi@webrtc.org> Reviewed-by: Sam Zackrisson <saza@webrtc.org> Cr-Commit-Position: refs/heads/master@{#23215}
51 lines
1.9 KiB
C++
51 lines
1.9 KiB
C++
/*
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* Copyright 2018 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 "modules/audio_processing/include/audio_frame_view.h"
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#include "modules/audio_processing/audio_buffer.h"
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#include "test/gtest.h"
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namespace webrtc {
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TEST(AudioFrameTest, ConstructFromAudioBuffer) {
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constexpr int kSampleRateHz = 48000;
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constexpr int kNumChannels = 2;
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constexpr float kFloatConstant = 1272.f;
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constexpr float kIntConstant = 17252;
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const webrtc::StreamConfig stream_config(kSampleRateHz, kNumChannels, false);
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webrtc::AudioBuffer buffer(
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stream_config.num_frames(), stream_config.num_channels(),
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stream_config.num_frames(), stream_config.num_channels(),
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stream_config.num_frames());
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AudioFrameView<float> non_const_view(
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buffer.channels_f(), buffer.num_channels(), buffer.num_frames());
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// Modification is allowed.
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non_const_view.channel(0)[0] = kFloatConstant;
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EXPECT_EQ(buffer.channels_f()[0][0], kFloatConstant);
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AudioFrameView<const float> const_view(
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buffer.channels_f(), buffer.num_channels(), buffer.num_frames());
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// Modification is not allowed.
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// const_view.channel(0)[0] = kFloatConstant;
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// Assignment is allowed.
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AudioFrameView<const float> other_const_view = non_const_view;
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static_cast<void>(other_const_view);
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// But not the other way. The following will fail:
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// non_const_view = other_const_view;
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AudioFrameView<int16_t> non_const_int16_view(
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buffer.channels(), buffer.num_channels(), buffer.num_frames());
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non_const_int16_view.channel(0)[0] = kIntConstant;
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EXPECT_EQ(buffer.channels()[0][0], kIntConstant);
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}
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} // namespace webrtc
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