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// Copyright 2019 The Cobalt Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "starboard/audio_sink.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace starboard {
namespace nplb {
const int kMaxAllowedMinRequiredFrames = 16 * 1024;
TEST(SbAudioSinkGetMinBufferSizeInFramesTest, SunnyDay) {
SbMediaAudioSampleType sample_type = kSbMediaAudioSampleTypeFloat32;
if (!SbAudioSinkIsAudioSampleTypeSupported(sample_type)) {
sample_type = kSbMediaAudioSampleTypeInt16Deprecated;
}
const int kDefaultSampleFrequency = 48000;
int max_channels = SbAudioSinkGetMaxChannels();
int min_required_frames = SbAudioSinkGetMinBufferSizeInFrames(
max_channels, sample_type,
SbAudioSinkGetNearestSupportedSampleFrequency(kDefaultSampleFrequency));
EXPECT_GT(min_required_frames, 0);
EXPECT_LE(min_required_frames, kMaxAllowedMinRequiredFrames);
if (max_channels > 1) {
min_required_frames = SbAudioSinkGetMinBufferSizeInFrames(
1, sample_type,
SbAudioSinkGetNearestSupportedSampleFrequency(kDefaultSampleFrequency));
EXPECT_GT(min_required_frames, 0);
EXPECT_LE(min_required_frames, kMaxAllowedMinRequiredFrames);
}
if (max_channels > 2) {
min_required_frames = SbAudioSinkGetMinBufferSizeInFrames(
2, sample_type,
SbAudioSinkGetNearestSupportedSampleFrequency(kDefaultSampleFrequency));
EXPECT_GT(min_required_frames, 0);
EXPECT_LE(min_required_frames, kMaxAllowedMinRequiredFrames);
}
}
} // namespace nplb
} // namespace starboard