1 /* 2 * Copyright (C) 2012 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); you may not 5 * use this file except in compliance with the License. You may obtain a copy of 6 * the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT 12 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the 13 * License for the specific language governing permissions and limitations under 14 * the License. 15 */ 16 17 18 #ifndef CTSAUDIO_AUDIORECORDPLAYTESTCOMMON_H 19 #define CTSAUDIO_AUDIORECORDPLAYTESTCOMMON_H 20 21 #include <gtest/gtest.h> 22 #include <utils/threads.h> 23 #include <utils/StrongPointer.h> 24 25 #include <audio/AudioHardware.h> 26 #include <audio/AudioPlaybackLocal.h> 27 #include <audio/AudioRecordingLocal.h> 28 #include <audio/AudioSignalFactory.h> 29 #include <audio/AudioLocal.h> 30 #include <audio/Buffer.h> 31 #include <Log.h> 32 33 class AudioRecordPlayTestCommon : public testing::Test { 34 protected: 35 android::sp<Buffer> mBufferRecording; 36 android::sp<Buffer> mBufferPlayback; 37 android::sp<AudioHardware> mAudioRecordingHw; 38 android::sp<AudioHardware> mAudioPlaybackHw; 39 40 static const int MAX_POSITIVE_AMPLITUDE = 10000; 41 static const int SIGNAL_FREQ = 1000; 42 static const int NUMBER_SAMPLES = AudioHardware::SAMPLES_PER_ONE_GO * 4; 43 static const int DEFAULT_VOLUME = 10; 44 protected: 45 virtual void SetUp() { 46 mAudioPlaybackHw = createPlaybackHw(); 47 ASSERT_TRUE(mAudioPlaybackHw.get() != NULL); 48 mAudioRecordingHw = createRecordingHw(); 49 ASSERT_TRUE(mAudioRecordingHw.get() != NULL); 50 mBufferPlayback = AudioSignalFactory::generateSineWave(AudioHardware::E2BPS, 51 MAX_POSITIVE_AMPLITUDE, AudioHardware::ESampleRate_44100, 52 SIGNAL_FREQ, NUMBER_SAMPLES); 53 ASSERT_TRUE(mBufferPlayback.get() != NULL); 54 mBufferRecording = new Buffer(NUMBER_SAMPLES * 4, NUMBER_SAMPLES * 4); 55 ASSERT_TRUE(mBufferRecording.get() != NULL); 56 } 57 58 virtual void TearDown() { 59 mAudioRecordingHw->stopPlaybackOrRecord(); 60 mAudioPlaybackHw->stopPlaybackOrRecord(); 61 mAudioRecordingHw.clear(); 62 mAudioPlaybackHw.clear(); 63 } 64 65 void PlayAndRecord(int numberRepetition) { 66 ASSERT_TRUE(mAudioPlaybackHw->prepare(AudioHardware::ESampleRate_44100, DEFAULT_VOLUME)); 67 ASSERT_TRUE(mAudioRecordingHw->prepare(AudioHardware::ESampleRate_44100, DEFAULT_VOLUME)); 68 ASSERT_TRUE(mAudioRecordingHw->startPlaybackOrRecord(mBufferRecording, 69 numberRepetition)); 70 ASSERT_TRUE(mAudioPlaybackHw->startPlaybackOrRecord(mBufferPlayback, 71 numberRepetition)); 72 73 ASSERT_TRUE(mAudioRecordingHw->waitForCompletion()); 74 ASSERT_TRUE(mAudioPlaybackHw->waitForCompletion()); 75 mAudioPlaybackHw->stopPlaybackOrRecord(); 76 mAudioRecordingHw->stopPlaybackOrRecord(); 77 LOGV("Audio playback buffer size %d, handled %d", mBufferPlayback->getSize(), 78 mBufferPlayback->amountHandled()); 79 ASSERT_TRUE(mBufferPlayback->amountHandled() == mBufferPlayback->getSize()); 80 LOGV("Audio recording buffer size %d, handled %d", mBufferRecording->getSize(), 81 mBufferRecording->amountHandled()); 82 ASSERT_TRUE(mBufferRecording->amountHandled() == mBufferRecording->getSize()); 83 } 84 85 virtual android::sp<AudioHardware> createRecordingHw() = 0; 86 virtual android::sp<AudioHardware> createPlaybackHw() = 0; 87 }; 88 89 90 91 92 #endif // CTSAUDIO_AUDIORECORDPLAYTESTCOMMON_H 93
