77 lines
2.9 KiB
C++
77 lines
2.9 KiB
C++
|
/*
|
||
|
|
* Copyright (C) 2022 The Android Open Source Project
|
||
|
|
*
|
||
|
|
* 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.
|
||
|
|
*/
|
||
|
|
|
||
|
|
#define LOG_TAG "test_mmap_path"
|
||
|
|
|
||
|
|
#include <vector>
|
||
|
|
|
||
|
|
#include <aaudio/AAudio.h>
|
||
|
|
#include <aaudio/AAudioTesting.h>
|
||
|
|
#include <android/log.h>
|
||
|
|
#include <android/media/audio/common/AudioMMapPolicyInfo.h>
|
||
|
|
#include <android/media/audio/common/AudioMMapPolicyType.h>
|
||
|
|
#include <media/AudioSystem.h>
|
||
|
|
|
||
|
|
#include <gtest/gtest.h>
|
||
|
|
|
||
|
|
#include "utility/AAudioUtilities.h"
|
||
|
|
|
||
|
|
using android::media::audio::common::AudioMMapPolicyInfo;
|
||
|
|
using android::media::audio::common::AudioMMapPolicyType;
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Open a stream via AAudio API and set the performance mode as LOW_LATENCY. When MMAP is supported,
|
||
|
|
* the stream is supposed to be on MMAP path instead of legacy path. This is guaranteed on pixel
|
||
|
|
* devices, but may not be guaranteed on other vendor devices.
|
||
|
|
* @param direction the direction for the stream
|
||
|
|
*/
|
||
|
|
static void openStreamAndVerify(aaudio_direction_t direction) {
|
||
|
|
std::vector<AudioMMapPolicyInfo> policyInfos;
|
||
|
|
ASSERT_EQ(android::NO_ERROR, android::AudioSystem::getMmapPolicyInfo(
|
||
|
|
AudioMMapPolicyType::DEFAULT, &policyInfos));
|
||
|
|
if (AAudio_getAAudioPolicy(policyInfos) == AAUDIO_POLICY_NEVER) {
|
||
|
|
// Query the system MMAP policy, if it is NEVER, it indicates there is no MMAP support.
|
||
|
|
// In that case, there is no need to run the test. The reason of adding the query is to
|
||
|
|
// avoid someone accidentally run the test on device that doesn't support MMAP,
|
||
|
|
// such as cuttlefish.
|
||
|
|
ALOGD("Skip test as mmap is not supported");
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
AAudioStreamBuilder *aaudioBuilder = nullptr;
|
||
|
|
AAudioStream *aaudioStream = nullptr;
|
||
|
|
|
||
|
|
ASSERT_EQ(AAUDIO_OK, AAudio_createStreamBuilder(&aaudioBuilder));
|
||
|
|
|
||
|
|
AAudioStreamBuilder_setDirection(aaudioBuilder, direction);
|
||
|
|
AAudioStreamBuilder_setPerformanceMode(aaudioBuilder, AAUDIO_PERFORMANCE_MODE_LOW_LATENCY);
|
||
|
|
|
||
|
|
EXPECT_EQ(AAUDIO_OK, AAudioStreamBuilder_openStream(aaudioBuilder, &aaudioStream));
|
||
|
|
EXPECT_EQ(AAUDIO_PERFORMANCE_MODE_LOW_LATENCY, AAudioStream_getPerformanceMode(aaudioStream));
|
||
|
|
EXPECT_TRUE(AAudioStream_isMMapUsed(aaudioStream));
|
||
|
|
|
||
|
|
AAudioStream_close(aaudioStream);
|
||
|
|
AAudioStreamBuilder_delete(aaudioBuilder);
|
||
|
|
}
|
||
|
|
|
||
|
|
TEST(test_mmap_path, input) {
|
||
|
|
openStreamAndVerify(AAUDIO_DIRECTION_INPUT);
|
||
|
|
}
|
||
|
|
|
||
|
|
TEST(test_mmap_path, output) {
|
||
|
|
openStreamAndVerify(AAUDIO_DIRECTION_OUTPUT);
|
||
|
|
}
|