| /* |
| * Copyright (C) 2017 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. |
| */ |
| |
| // Test various AAudio features including AAudioStream_setBufferSizeInFrames(). |
| |
| #include <condition_variable> |
| #include <mutex> |
| #include <stdio.h> |
| |
| #include <android-base/macros.h> |
| #include <aaudio/AAudio.h> |
| |
| #include <gtest/gtest.h> |
| #include <unistd.h> |
| |
| // Callback function that does nothing. |
| aaudio_data_callback_result_t NoopDataCallbackProc( |
| AAudioStream *stream, |
| void *userData, |
| void *audioData, |
| int32_t numFrames |
| ) { |
| (void) stream; |
| (void) userData; |
| (void) audioData; |
| (void) numFrames; |
| return AAUDIO_CALLBACK_RESULT_CONTINUE; |
| } |
| |
| // Test AAudioStream_setBufferSizeInFrames() |
| |
| constexpr int64_t NANOS_PER_MILLISECOND = 1000 * 1000; |
| |
| enum FunctionToCall { |
| CALL_START, CALL_STOP, CALL_PAUSE, CALL_FLUSH |
| }; |
| |
| void checkStateTransition(aaudio_performance_mode_t perfMode, |
| aaudio_stream_state_t originalState, |
| FunctionToCall functionToCall, |
| aaudio_result_t expectedResult, |
| aaudio_stream_state_t expectedState) { |
| AAudioStreamBuilder *aaudioBuilder = nullptr; |
| AAudioStream *aaudioStream = nullptr; |
| |
| // Use an AAudioStreamBuilder to contain requested parameters. |
| ASSERT_EQ(AAUDIO_OK, AAudio_createStreamBuilder(&aaudioBuilder)); |
| |
| // Request stream properties. |
| AAudioStreamBuilder_setDataCallback(aaudioBuilder, NoopDataCallbackProc, nullptr); |
| AAudioStreamBuilder_setPerformanceMode(aaudioBuilder, perfMode); |
| |
| // Create an AAudioStream using the Builder. |
| ASSERT_EQ(AAUDIO_OK, AAudioStreamBuilder_openStream(aaudioBuilder, &aaudioStream)); |
| |
| // Verify Open State |
| aaudio_stream_state_t state = AAUDIO_STREAM_STATE_UNKNOWN; |
| EXPECT_EQ(AAUDIO_OK, AAudioStream_waitForStateChange(aaudioStream, |
| AAUDIO_STREAM_STATE_UNKNOWN, &state, |
| 1000 * NANOS_PER_MILLISECOND)); |
| EXPECT_EQ(AAUDIO_STREAM_STATE_OPEN, state); |
| |
| // Put stream into desired state. |
| aaudio_stream_state_t inputState = AAUDIO_STREAM_STATE_UNINITIALIZED; |
| if (originalState != AAUDIO_STREAM_STATE_OPEN) { |
| |
| ASSERT_EQ(AAUDIO_OK, AAudioStream_requestStart(aaudioStream)); |
| |
| if (originalState != AAUDIO_STREAM_STATE_STARTING) { |
| |
| ASSERT_EQ(AAUDIO_OK, AAudioStream_waitForStateChange(aaudioStream, |
| AAUDIO_STREAM_STATE_STARTING, |
| &state, |
| 1000 * NANOS_PER_MILLISECOND)); |
| ASSERT_EQ(AAUDIO_STREAM_STATE_STARTED, state); |
| |
| if (originalState == AAUDIO_STREAM_STATE_STOPPING) { |
| ASSERT_EQ(AAUDIO_OK, AAudioStream_requestStop(aaudioStream)); |
| } else if (originalState == AAUDIO_STREAM_STATE_STOPPED) { |
| ASSERT_EQ(AAUDIO_OK, AAudioStream_requestStop(aaudioStream)); |
| inputState = AAUDIO_STREAM_STATE_STOPPING; |
| } else if (originalState == AAUDIO_STREAM_STATE_PAUSING) { |
| ASSERT_EQ(AAUDIO_OK, AAudioStream_requestPause(aaudioStream)); |
| } else if (originalState == AAUDIO_STREAM_STATE_PAUSED) { |
| ASSERT_EQ(AAUDIO_OK, AAudioStream_requestPause(aaudioStream)); |
| inputState = AAUDIO_STREAM_STATE_PAUSING; |
| } |
| } |
| } |
| |
| // Wait until past transitional state. |
| if (inputState != AAUDIO_STREAM_STATE_UNINITIALIZED) { |
| ASSERT_EQ(AAUDIO_OK, AAudioStream_waitForStateChange(aaudioStream, |
| inputState, |
| &state, |
| 1000 * NANOS_PER_MILLISECOND)); |
| ASSERT_EQ(originalState, state); |
| } |
| |
| aaudio_stream_state_t transitionalState = originalState; |
| switch(functionToCall) { |
| case FunctionToCall::CALL_START: |
| EXPECT_EQ(expectedResult, AAudioStream_requestStart(aaudioStream)); |
| transitionalState = AAUDIO_STREAM_STATE_STARTING; |
| break; |
| case FunctionToCall::CALL_STOP: |
| EXPECT_EQ(expectedResult, AAudioStream_requestStop(aaudioStream)); |
| transitionalState = AAUDIO_STREAM_STATE_STOPPING; |
| break; |
| case FunctionToCall::CALL_PAUSE: |
| EXPECT_EQ(expectedResult, AAudioStream_requestPause(aaudioStream)); |
| transitionalState = AAUDIO_STREAM_STATE_PAUSING; |
| break; |
| case FunctionToCall::CALL_FLUSH: |
| EXPECT_EQ(expectedResult, AAudioStream_requestFlush(aaudioStream)); |
| transitionalState = AAUDIO_STREAM_STATE_FLUSHING; |
| break; |
| } |
| |
| EXPECT_EQ(AAUDIO_OK, AAudioStream_waitForStateChange(aaudioStream, |
| transitionalState, |
| &state, |
| 1000 * NANOS_PER_MILLISECOND)); |
| // We should not change state when a function fails. |
| if (expectedResult != AAUDIO_OK) { |
| ASSERT_EQ(originalState, expectedState); |
| } |
| EXPECT_EQ(expectedState, state); |
| if (state != expectedState) { |
| printf("ERROR - expected %s, actual = %s\n", |
| AAudio_convertStreamStateToText(expectedState), |
| AAudio_convertStreamStateToText(state)); |
| fflush(stdout); |
| } |
| |
| AAudioStream_close(aaudioStream); |
| AAudioStreamBuilder_delete(aaudioBuilder); |
| } |
| |
| // TODO Use parameterized tests instead of these individual specific tests. |
| |
| // OPEN ================================================================= |
| TEST(test_various, aaudio_state_lowlat_open_start) { |
| checkStateTransition(AAUDIO_PERFORMANCE_MODE_LOW_LATENCY, |
| AAUDIO_STREAM_STATE_OPEN, |
| FunctionToCall::CALL_START, |
| AAUDIO_OK, |
| AAUDIO_STREAM_STATE_STARTED); |
| } |
| |
| TEST(test_various, aaudio_state_none_open_start) { |
| checkStateTransition(AAUDIO_PERFORMANCE_MODE_NONE, |
| AAUDIO_STREAM_STATE_OPEN, |
| FunctionToCall::CALL_START, |
| AAUDIO_OK, |
| AAUDIO_STREAM_STATE_STARTED); |
| } |
| |
| TEST(test_various, aaudio_state_lowlat_open_stop) { |
| checkStateTransition(AAUDIO_PERFORMANCE_MODE_LOW_LATENCY, |
| AAUDIO_STREAM_STATE_OPEN, |
| FunctionToCall::CALL_STOP, |
| AAUDIO_OK, |
| AAUDIO_STREAM_STATE_STOPPED); |
| } |
| |
| TEST(test_various, aaudio_state_none_open_stop) { |
| checkStateTransition(AAUDIO_PERFORMANCE_MODE_NONE, |
| AAUDIO_STREAM_STATE_OPEN, |
| FunctionToCall::CALL_STOP, |
| AAUDIO_OK, |
| AAUDIO_STREAM_STATE_STOPPED); |
| } |
| |
| TEST(test_various, aaudio_state_lowlat_open_pause) { |
| checkStateTransition(AAUDIO_PERFORMANCE_MODE_LOW_LATENCY, |
| AAUDIO_STREAM_STATE_OPEN, |
| FunctionToCall::CALL_PAUSE, |
| AAUDIO_OK, |
| AAUDIO_STREAM_STATE_PAUSED); |
| } |
| |
| TEST(test_various, aaudio_state_none_open_pause) { |
| checkStateTransition(AAUDIO_PERFORMANCE_MODE_NONE, |
| AAUDIO_STREAM_STATE_OPEN, |
| FunctionToCall::CALL_PAUSE, |
| AAUDIO_OK, |
| AAUDIO_STREAM_STATE_PAUSED); |
| } |
| |
| TEST(test_various, aaudio_state_lowlat_open_flush) { |
| checkStateTransition(AAUDIO_PERFORMANCE_MODE_LOW_LATENCY, |
| AAUDIO_STREAM_STATE_OPEN, |
| FunctionToCall::CALL_FLUSH, |
| AAUDIO_OK, |
| AAUDIO_STREAM_STATE_FLUSHED); |
| } |
| |
| TEST(test_various, aaudio_state_none_open_flush) { |
| checkStateTransition(AAUDIO_PERFORMANCE_MODE_NONE, |
| AAUDIO_STREAM_STATE_OPEN, |
| FunctionToCall::CALL_FLUSH, |
| AAUDIO_OK, |
| AAUDIO_STREAM_STATE_FLUSHED); |
| } |
| |
| |
| // STARTED ================================================================= |
| TEST(test_various, aaudio_state_lowlat_started_start) { |
| checkStateTransition(AAUDIO_PERFORMANCE_MODE_LOW_LATENCY, |
| AAUDIO_STREAM_STATE_STARTED, |
| FunctionToCall::CALL_START, |
| AAUDIO_ERROR_INVALID_STATE, |
| AAUDIO_STREAM_STATE_STARTED); |
| } |
| |
| TEST(test_various, aaudio_state_none_started_start) { |
| checkStateTransition(AAUDIO_PERFORMANCE_MODE_NONE, |
| AAUDIO_STREAM_STATE_STARTED, |
| FunctionToCall::CALL_START, |
| AAUDIO_ERROR_INVALID_STATE, |
| AAUDIO_STREAM_STATE_STARTED); |
| } |
| |
| TEST(test_various, aaudio_state_lowlat_started_stop) { |
| checkStateTransition(AAUDIO_PERFORMANCE_MODE_LOW_LATENCY, |
| AAUDIO_STREAM_STATE_STARTED, |
| FunctionToCall::CALL_STOP, |
| AAUDIO_OK, |
| AAUDIO_STREAM_STATE_STOPPED); |
| } |
| |
| TEST(test_various, aaudio_state_none_started_stop) { |
| checkStateTransition(AAUDIO_PERFORMANCE_MODE_NONE, |
| AAUDIO_STREAM_STATE_STARTED, |
| FunctionToCall::CALL_STOP, |
| AAUDIO_OK, |
| AAUDIO_STREAM_STATE_STOPPED); |
| } |
| |
| TEST(test_various, aaudio_state_lowlat_started_pause) { |
| checkStateTransition(AAUDIO_PERFORMANCE_MODE_LOW_LATENCY, |
| AAUDIO_STREAM_STATE_STARTED, |
| FunctionToCall::CALL_PAUSE, |
| AAUDIO_OK, |
| AAUDIO_STREAM_STATE_PAUSED); |
| } |
| |
| TEST(test_various, aaudio_state_none_started_pause) { |
| checkStateTransition(AAUDIO_PERFORMANCE_MODE_NONE, |
| AAUDIO_STREAM_STATE_STARTED, |
| FunctionToCall::CALL_PAUSE, |
| AAUDIO_OK, |
| AAUDIO_STREAM_STATE_PAUSED); |
| } |
| |
| TEST(test_various, aaudio_state_lowlat_started_flush) { |
| checkStateTransition(AAUDIO_PERFORMANCE_MODE_LOW_LATENCY, |
| AAUDIO_STREAM_STATE_STARTED, |
| FunctionToCall::CALL_FLUSH, |
| AAUDIO_ERROR_INVALID_STATE, |
| AAUDIO_STREAM_STATE_STARTED); |
| } |
| |
| TEST(test_various, aaudio_state_none_started_flush) { |
| checkStateTransition(AAUDIO_PERFORMANCE_MODE_NONE, |
| AAUDIO_STREAM_STATE_STARTED, |
| FunctionToCall::CALL_FLUSH, |
| AAUDIO_ERROR_INVALID_STATE, |
| AAUDIO_STREAM_STATE_STARTED); |
| } |
| |
| // STOPPED ================================================================= |
| TEST(test_various, aaudio_state_lowlat_stopped_start) { |
| checkStateTransition(AAUDIO_PERFORMANCE_MODE_LOW_LATENCY, |
| AAUDIO_STREAM_STATE_STOPPED, |
| FunctionToCall::CALL_START, |
| AAUDIO_OK, |
| AAUDIO_STREAM_STATE_STARTED); |
| } |
| |
| TEST(test_various, aaudio_state_none_stopped_start) { |
| checkStateTransition(AAUDIO_PERFORMANCE_MODE_NONE, |
| AAUDIO_STREAM_STATE_STOPPED, |
| FunctionToCall::CALL_START, |
| AAUDIO_OK, |
| AAUDIO_STREAM_STATE_STARTED); |
| } |
| |
| TEST(test_various, aaudio_state_lowlat_stopped_stop) { |
| checkStateTransition(AAUDIO_PERFORMANCE_MODE_LOW_LATENCY, |
| AAUDIO_STREAM_STATE_STOPPED, |
| FunctionToCall::CALL_STOP, |
| AAUDIO_OK, |
| AAUDIO_STREAM_STATE_STOPPED); |
| } |
| |
| TEST(test_various, aaudio_state_none_stopped_stop) { |
| checkStateTransition(AAUDIO_PERFORMANCE_MODE_NONE, |
| AAUDIO_STREAM_STATE_STOPPED, |
| FunctionToCall::CALL_STOP, |
| AAUDIO_OK, |
| AAUDIO_STREAM_STATE_STOPPED); |
| } |
| |
| TEST(test_various, aaudio_state_lowlat_stopped_pause) { |
| checkStateTransition(AAUDIO_PERFORMANCE_MODE_LOW_LATENCY, |
| AAUDIO_STREAM_STATE_STOPPED, |
| FunctionToCall::CALL_PAUSE, |
| AAUDIO_OK, |
| AAUDIO_STREAM_STATE_PAUSED); |
| } |
| |
| TEST(test_various, aaudio_state_none_stopped_pause) { |
| checkStateTransition(AAUDIO_PERFORMANCE_MODE_NONE, |
| AAUDIO_STREAM_STATE_STOPPED, |
| FunctionToCall::CALL_PAUSE, |
| AAUDIO_OK, |
| AAUDIO_STREAM_STATE_PAUSED); |
| } |
| |
| TEST(test_various, aaudio_state_lowlat_stopped_flush) { |
| checkStateTransition(AAUDIO_PERFORMANCE_MODE_LOW_LATENCY, |
| AAUDIO_STREAM_STATE_STOPPED, |
| FunctionToCall::CALL_FLUSH, |
| AAUDIO_OK, |
| AAUDIO_STREAM_STATE_FLUSHED); |
| } |
| |
| TEST(test_various, aaudio_state_none_stopped_flush) { |
| checkStateTransition(AAUDIO_PERFORMANCE_MODE_NONE, |
| AAUDIO_STREAM_STATE_STOPPED, |
| FunctionToCall::CALL_FLUSH, |
| AAUDIO_OK, |
| AAUDIO_STREAM_STATE_FLUSHED); |
| } |
| |
| // PAUSED ================================================================= |
| TEST(test_various, aaudio_state_lowlat_paused_start) { |
| checkStateTransition(AAUDIO_PERFORMANCE_MODE_LOW_LATENCY, |
| AAUDIO_STREAM_STATE_PAUSED, |
| FunctionToCall::CALL_START, |
| AAUDIO_OK, |
| AAUDIO_STREAM_STATE_STARTED); |
| } |
| |
| TEST(test_various, aaudio_state_none_paused_start) { |
| checkStateTransition(AAUDIO_PERFORMANCE_MODE_NONE, |
| AAUDIO_STREAM_STATE_PAUSED, |
| FunctionToCall::CALL_START, |
| AAUDIO_OK, |
| AAUDIO_STREAM_STATE_STARTED); |
| } |
| |
| TEST(test_various, aaudio_state_lowlat_paused_stop) { |
| checkStateTransition(AAUDIO_PERFORMANCE_MODE_LOW_LATENCY, |
| AAUDIO_STREAM_STATE_PAUSED, |
| FunctionToCall::CALL_STOP, |
| AAUDIO_OK, |
| AAUDIO_STREAM_STATE_STOPPED); |
| } |
| |
| TEST(test_various, aaudio_state_none_paused_stop) { |
| checkStateTransition(AAUDIO_PERFORMANCE_MODE_NONE, |
| AAUDIO_STREAM_STATE_PAUSED, |
| FunctionToCall::CALL_STOP, |
| AAUDIO_OK, |
| AAUDIO_STREAM_STATE_STOPPED); |
| } |
| |
| TEST(test_various, aaudio_state_lowlat_paused_pause) { |
| checkStateTransition(AAUDIO_PERFORMANCE_MODE_LOW_LATENCY, |
| AAUDIO_STREAM_STATE_PAUSED, |
| FunctionToCall::CALL_PAUSE, |
| AAUDIO_OK, |
| AAUDIO_STREAM_STATE_PAUSED); |
| } |
| |
| TEST(test_various, aaudio_state_none_paused_pause) { |
| checkStateTransition(AAUDIO_PERFORMANCE_MODE_NONE, |
| AAUDIO_STREAM_STATE_PAUSED, |
| FunctionToCall::CALL_PAUSE, |
| AAUDIO_OK, |
| AAUDIO_STREAM_STATE_PAUSED); |
| } |
| |
| TEST(test_various, aaudio_state_lowlat_paused_flush) { |
| checkStateTransition(AAUDIO_PERFORMANCE_MODE_LOW_LATENCY, |
| AAUDIO_STREAM_STATE_PAUSED, |
| FunctionToCall::CALL_FLUSH, |
| AAUDIO_OK, |
| AAUDIO_STREAM_STATE_FLUSHED); |
| } |
| |
| TEST(test_various, aaudio_state_none_paused_flush) { |
| checkStateTransition(AAUDIO_PERFORMANCE_MODE_NONE, |
| AAUDIO_STREAM_STATE_PAUSED, |
| FunctionToCall::CALL_FLUSH, |
| AAUDIO_OK, |
| AAUDIO_STREAM_STATE_FLUSHED); |
| } |
| |
| // ========================================================================== |
| TEST(test_various, aaudio_set_buffer_size) { |
| |
| int32_t bufferCapacity; |
| int32_t framesPerBurst = 0; |
| int32_t actualSize = 0; |
| |
| AAudioStreamBuilder *aaudioBuilder = nullptr; |
| AAudioStream *aaudioStream = nullptr; |
| |
| // Use an AAudioStreamBuilder to contain requested parameters. |
| ASSERT_EQ(AAUDIO_OK, AAudio_createStreamBuilder(&aaudioBuilder)); |
| |
| // Request stream properties. |
| AAudioStreamBuilder_setDataCallback(aaudioBuilder, NoopDataCallbackProc, nullptr); |
| AAudioStreamBuilder_setPerformanceMode(aaudioBuilder, AAUDIO_PERFORMANCE_MODE_LOW_LATENCY); |
| |
| // Create an AAudioStream using the Builder. |
| EXPECT_EQ(AAUDIO_OK, AAudioStreamBuilder_openStream(aaudioBuilder, &aaudioStream)); |
| |
| // This is the number of frames that are read in one chunk by a DMA controller |
| // or a DSP or a mixer. |
| framesPerBurst = AAudioStream_getFramesPerBurst(aaudioStream); |
| bufferCapacity = AAudioStream_getBufferCapacityInFrames(aaudioStream); |
| printf(" bufferCapacity = %d, remainder = %d\n", |
| bufferCapacity, bufferCapacity % framesPerBurst); |
| |
| actualSize = AAudioStream_setBufferSizeInFrames(aaudioStream, 0); |
| EXPECT_GT(actualSize, 0); |
| EXPECT_LE(actualSize, bufferCapacity); |
| |
| actualSize = AAudioStream_setBufferSizeInFrames(aaudioStream, 2 * framesPerBurst); |
| EXPECT_GT(actualSize, framesPerBurst); |
| EXPECT_LE(actualSize, bufferCapacity); |
| |
| actualSize = AAudioStream_setBufferSizeInFrames(aaudioStream, bufferCapacity - 1); |
| EXPECT_GT(actualSize, framesPerBurst); |
| EXPECT_LE(actualSize, bufferCapacity); |
| |
| actualSize = AAudioStream_setBufferSizeInFrames(aaudioStream, bufferCapacity); |
| EXPECT_GT(actualSize, framesPerBurst); |
| EXPECT_LE(actualSize, bufferCapacity); |
| |
| actualSize = AAudioStream_setBufferSizeInFrames(aaudioStream, bufferCapacity + 1); |
| EXPECT_GT(actualSize, framesPerBurst); |
| EXPECT_LE(actualSize, bufferCapacity); |
| |
| actualSize = AAudioStream_setBufferSizeInFrames(aaudioStream, 1234567); |
| EXPECT_GT(actualSize, framesPerBurst); |
| EXPECT_LE(actualSize, bufferCapacity); |
| |
| actualSize = AAudioStream_setBufferSizeInFrames(aaudioStream, INT32_MAX); |
| EXPECT_GT(actualSize, framesPerBurst); |
| EXPECT_LE(actualSize, bufferCapacity); |
| |
| actualSize = AAudioStream_setBufferSizeInFrames(aaudioStream, INT32_MIN); |
| EXPECT_GT(actualSize, 0); |
| EXPECT_LE(actualSize, bufferCapacity); |
| |
| AAudioStream_close(aaudioStream); |
| AAudioStreamBuilder_delete(aaudioBuilder); |
| } |
| |
| // ************************************************************ |
| // Test to make sure that AAUDIO_CALLBACK_RESULT_STOP works. |
| |
| // Callback function that counts calls. |
| aaudio_data_callback_result_t CallbackOnceProc( |
| AAudioStream *stream, |
| void *userData, |
| void *audioData, |
| int32_t numFrames |
| ) { |
| (void) stream; |
| (void) audioData; |
| (void) numFrames; |
| |
| std::atomic<int32_t> *callbackCountPtr = (std::atomic<int32_t> *)userData; |
| (*callbackCountPtr)++; |
| |
| return AAUDIO_CALLBACK_RESULT_STOP; |
| } |
| |
| void checkCallbackOnce(aaudio_performance_mode_t perfMode) { |
| |
| std::atomic<int32_t> callbackCount{0}; |
| |
| AAudioStreamBuilder *aaudioBuilder = nullptr; |
| AAudioStream *aaudioStream = nullptr; |
| |
| // Use an AAudioStreamBuilder to contain requested parameters. |
| ASSERT_EQ(AAUDIO_OK, AAudio_createStreamBuilder(&aaudioBuilder)); |
| |
| // Request stream properties. |
| AAudioStreamBuilder_setDataCallback(aaudioBuilder, CallbackOnceProc, &callbackCount); |
| AAudioStreamBuilder_setPerformanceMode(aaudioBuilder, perfMode); |
| |
| // Create an AAudioStream using the Builder. |
| ASSERT_EQ(AAUDIO_OK, AAudioStreamBuilder_openStream(aaudioBuilder, &aaudioStream)); |
| AAudioStreamBuilder_delete(aaudioBuilder); |
| |
| ASSERT_EQ(AAUDIO_OK, AAudioStream_requestStart(aaudioStream)); |
| |
| sleep(1); // Give callback a chance to run many times. |
| |
| EXPECT_EQ(AAUDIO_OK, AAudioStream_requestStop(aaudioStream)); |
| |
| EXPECT_EQ(1, callbackCount.load()); // should stop after first call |
| |
| EXPECT_EQ(AAUDIO_OK, AAudioStream_close(aaudioStream)); |
| } |
| |
| TEST(test_various, aaudio_callback_once_none) { |
| checkCallbackOnce(AAUDIO_PERFORMANCE_MODE_NONE); |
| } |
| |
| TEST(test_various, aaudio_callback_once_lowlat) { |
| checkCallbackOnce(AAUDIO_PERFORMANCE_MODE_LOW_LATENCY); |
| } |
| |
| // ************************************************************ |
| struct WakeUpCallbackData { |
| void wakeOther() { |
| // signal waiting test to wake up |
| { |
| std::lock_guard <std::mutex> lock(mutex); |
| finished = true; |
| } |
| conditionVariable.notify_one(); |
| } |
| |
| void waitForFinished() { |
| std::unique_lock <std::mutex> aLock(mutex); |
| conditionVariable.wait(aLock, [=] { return finished; }); |
| } |
| |
| // For signalling foreground test when callback finished |
| std::mutex mutex; |
| std::condition_variable conditionVariable; |
| bool finished = false; |
| }; |
| |
| // Test to make sure we cannot call recursively into the system from a callback. |
| struct DangerousData : public WakeUpCallbackData { |
| aaudio_result_t resultStart = AAUDIO_OK; |
| aaudio_result_t resultStop = AAUDIO_OK; |
| aaudio_result_t resultPause = AAUDIO_OK; |
| aaudio_result_t resultFlush = AAUDIO_OK; |
| aaudio_result_t resultClose = AAUDIO_OK; |
| }; |
| |
| // Callback function that tries to call back into the stream. |
| aaudio_data_callback_result_t DangerousDataCallbackProc( |
| AAudioStream *stream, |
| void *userData, |
| void *audioData, |
| int32_t numFrames) { |
| (void) audioData; |
| (void) numFrames; |
| |
| DangerousData *data = (DangerousData *)userData; |
| data->resultStart = AAudioStream_requestStart(stream); |
| data->resultStop = AAudioStream_requestStop(stream); |
| data->resultPause = AAudioStream_requestPause(stream); |
| data->resultFlush = AAudioStream_requestFlush(stream); |
| data->resultClose = AAudioStream_close(stream); |
| |
| data->wakeOther(); |
| |
| return AAUDIO_CALLBACK_RESULT_STOP; |
| } |
| |
| //int main() { // To fix Android Studio formatting when editing. |
| void checkDangerousCallback(aaudio_performance_mode_t perfMode) { |
| DangerousData dangerousData; |
| AAudioStreamBuilder *aaudioBuilder = nullptr; |
| AAudioStream *aaudioStream = nullptr; |
| |
| // Use an AAudioStreamBuilder to contain requested parameters. |
| ASSERT_EQ(AAUDIO_OK, AAudio_createStreamBuilder(&aaudioBuilder)); |
| |
| // Request stream properties. |
| AAudioStreamBuilder_setDataCallback(aaudioBuilder, DangerousDataCallbackProc, &dangerousData); |
| AAudioStreamBuilder_setPerformanceMode(aaudioBuilder, perfMode); |
| |
| // Create an AAudioStream using the Builder. |
| ASSERT_EQ(AAUDIO_OK, AAudioStreamBuilder_openStream(aaudioBuilder, &aaudioStream)); |
| AAudioStreamBuilder_delete(aaudioBuilder); |
| |
| ASSERT_EQ(AAUDIO_OK, AAudioStream_requestStart(aaudioStream)); |
| |
| dangerousData.waitForFinished(); |
| |
| EXPECT_EQ(AAUDIO_OK, AAudioStream_requestStop(aaudioStream)); |
| |
| EXPECT_EQ(AAUDIO_ERROR_INVALID_STATE, dangerousData.resultStart); |
| EXPECT_EQ(AAUDIO_ERROR_INVALID_STATE, dangerousData.resultStop); |
| EXPECT_EQ(AAUDIO_ERROR_INVALID_STATE, dangerousData.resultPause); |
| EXPECT_EQ(AAUDIO_ERROR_INVALID_STATE, dangerousData.resultFlush); |
| EXPECT_EQ(AAUDIO_ERROR_INVALID_STATE, dangerousData.resultClose); |
| |
| EXPECT_EQ(AAUDIO_OK, AAudioStream_close(aaudioStream)); |
| } |
| |
| //int main() { // To fix Android Studio formatting when editing. |
| |
| TEST(test_various, aaudio_callback_blockers_none) { |
| checkDangerousCallback(AAUDIO_PERFORMANCE_MODE_NONE); |
| } |
| |
| TEST(test_various, aaudio_callback_blockers_lowlat) { |
| checkDangerousCallback(AAUDIO_PERFORMANCE_MODE_LOW_LATENCY); |
| } |
