StreamIn.h revision d6e4f03acf5fa1e76b75e33af7a26f248a92be9a 
1/*
2 * Copyright (C) 2016 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of 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,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#ifndef ANDROID_HARDWARE_AUDIO_V2_0_STREAMIN_H
18#define ANDROID_HARDWARE_AUDIO_V2_0_STREAMIN_H
19
20#include <android/hardware/audio/2.0/IStreamIn.h>
21#include <hidl/Status.h>
22
23#include <hidl/MQDescriptor.h>
24
25#include "Stream.h"
26
27namespace android {
28namespace hardware {
29namespace audio {
30namespace V2_0 {
31namespace implementation {
32
33using ::android::hardware::audio::common::V2_0::AudioChannelMask;
34using ::android::hardware::audio::common::V2_0::AudioDevice;
35using ::android::hardware::audio::common::V2_0::AudioFormat;
36using ::android::hardware::audio::common::V2_0::AudioSource;
37using ::android::hardware::audio::V2_0::DeviceAddress;
38using ::android::hardware::audio::V2_0::IStream;
39using ::android::hardware::audio::V2_0::IStreamIn;
40using ::android::hardware::audio::V2_0::ParameterValue;
41using ::android::hardware::audio::V2_0::Result;
42using ::android::hardware::Return;
43using ::android::hardware::Void;
44using ::android::hardware::hidl_vec;
45using ::android::hardware::hidl_string;
46using ::android::sp;
47
48struct StreamIn : public IStreamIn {
49    StreamIn(audio_hw_device_t* device, audio_stream_in_t* stream);
50
51    // Methods from ::android::hardware::audio::V2_0::IStream follow.
52    Return<uint64_t> getFrameSize()  override;
53    Return<uint64_t> getFrameCount()  override;
54    Return<uint64_t> getBufferSize()  override;
55    Return<uint32_t> getSampleRate()  override;
56    Return<void> getSupportedSampleRates(getSupportedSampleRates_cb _hidl_cb)  override;
57    Return<Result> setSampleRate(uint32_t sampleRateHz)  override;
58    Return<AudioChannelMask> getChannelMask()  override;
59    Return<void> getSupportedChannelMasks(getSupportedChannelMasks_cb _hidl_cb)  override;
60    Return<Result> setChannelMask(AudioChannelMask mask)  override;
61    Return<AudioFormat> getFormat()  override;
62    Return<void> getSupportedFormats(getSupportedFormats_cb _hidl_cb)  override;
63    Return<Result> setFormat(AudioFormat format)  override;
64    Return<void> getAudioProperties(getAudioProperties_cb _hidl_cb)  override;
65    Return<Result> addEffect(uint64_t effectId)  override;
66    Return<Result> removeEffect(uint64_t effectId)  override;
67    Return<Result> standby()  override;
68    Return<AudioDevice> getDevice()  override;
69    Return<Result> setDevice(const DeviceAddress& address)  override;
70    Return<Result> setConnectedState(const DeviceAddress& address, bool connected)  override;
71    Return<Result> setHwAvSync(uint32_t hwAvSync)  override;
72    Return<void> getParameters(
73            const hidl_vec<hidl_string>& keys, getParameters_cb _hidl_cb)  override;
74    Return<Result> setParameters(const hidl_vec<ParameterValue>& parameters)  override;
75    Return<void> debugDump(const hidl_handle& fd)  override;
76
77    // Methods from ::android::hardware::audio::V2_0::IStreamIn follow.
78    Return<void> getAudioSource(getAudioSource_cb _hidl_cb)  override;
79    Return<Result> setGain(float gain)  override;
80    Return<void> read(uint64_t size, read_cb _hidl_cb)  override;
81    Return<uint32_t> getInputFramesLost()  override;
82    Return<void> getCapturePosition(getCapturePosition_cb _hidl_cb)  override;
83
84  private:
85    audio_hw_device_t *mDevice;
86    audio_stream_in_t *mStream;
87    sp<Stream> mStreamCommon;
88
89    virtual ~StreamIn();
90};
91
92}  // namespace implementation
93}  // namespace V2_0
94}  // namespace audio
95}  // namespace hardware
96}  // namespace android
97
98#endif  // ANDROID_HARDWARE_AUDIO_V2_0_STREAMIN_H
99