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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
commit | 26a029d407be480d791972afb5975cf62c9360a6 (patch) | |
tree | f435a8308119effd964b339f76abb83a57c29483 /dom/media/gtest/TestAudioBuffers.cpp | |
parent | Initial commit. (diff) | |
download | firefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz firefox-26a029d407be480d791972afb5975cf62c9360a6.zip |
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'dom/media/gtest/TestAudioBuffers.cpp')
-rw-r--r-- | dom/media/gtest/TestAudioBuffers.cpp | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/dom/media/gtest/TestAudioBuffers.cpp b/dom/media/gtest/TestAudioBuffers.cpp new file mode 100644 index 0000000000..b9f85a8194 --- /dev/null +++ b/dom/media/gtest/TestAudioBuffers.cpp @@ -0,0 +1,68 @@ +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this file, + * You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#include <stdint.h> +#include "AudioBufferUtils.h" +#include "gtest/gtest.h" +#include <vector> + +const uint32_t FRAMES = 256; + +void test_for_number_of_channels(const uint32_t channels) { + const uint32_t samples = channels * FRAMES; + + mozilla::AudioCallbackBufferWrapper<float> mBuffer(channels); + mozilla::SpillBuffer<float, 128> b(channels); + std::vector<float> fromCallback(samples, 0.0); + std::vector<float> other(samples, 1.0); + mozilla::AudioChunk chunk; + chunk.mBufferFormat = mozilla::AUDIO_FORMAT_FLOAT32; + chunk.mChannelData.SetLength(channels); + for (uint32_t i = 0; i < channels; ++i) { + chunk.mChannelData[i] = other.data() + i * channels; + } + + // Set the buffer in the wrapper from the callback + mBuffer.SetBuffer(fromCallback.data(), FRAMES); + + // Fill the SpillBuffer with data. + chunk.mDuration = 15; + ASSERT_TRUE(b.Fill(chunk) == 15); + chunk.mDuration = 17; + ASSERT_TRUE(b.Fill(chunk) == 17); + for (uint32_t i = 0; i < 32 * channels; i++) { + other[i] = 0.0; + } + + // Empty it in the AudioCallbackBufferWrapper + ASSERT_TRUE(b.Empty(mBuffer) == 32); + + // Check available return something reasonnable + ASSERT_TRUE(mBuffer.Available() == FRAMES - 32); + + // Fill the buffer with the rest of the data + mBuffer.WriteFrames(other.data() + 32 * channels, FRAMES - 32); + + // Check the buffer is now full + ASSERT_TRUE(mBuffer.Available() == 0); + + for (uint32_t i = 0; i < samples; i++) { + ASSERT_TRUE(fromCallback[i] == 1.0) + << "Difference at " << i << " (" << fromCallback[i] << " != " << 1.0 + << ")\n"; + } + + chunk.mDuration = FRAMES; + ASSERT_TRUE(b.Fill(chunk) == 128); + ASSERT_TRUE(b.Fill(chunk) == 0); + ASSERT_TRUE(b.Empty(mBuffer) == 0); +} + +TEST(AudioBuffers, Test) +{ + for (uint32_t ch = 1; ch <= 8; ++ch) { + test_for_number_of_channels(ch); + } +} |