audio/stream_common.h

/*
 * Copyright (C) 2020 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.
 */

#pragma once
#include <android/hardware/audio/6.0/IStream.h>

namespace android {
namespace hardware {
namespace audio {
namespace V6_0 {
namespace implementation {

using ::android::sp;
using ::android::hardware::hidl_bitfield;
using ::android::hardware::hidl_string;
using ::android::hardware::hidl_vec;
using ::android::hardware::Return;
using namespace ::android::hardware::audio::common::V6_0;
using namespace ::android::hardware::audio::V6_0;

struct StreamCommon {
    StreamCommon(int32_t ioHandle,
                 const DeviceAddress& device,
                 const AudioConfig& config,
                 hidl_bitfield<AudioInputFlag> flags);

    uint64_t getFrameSize() const;
    uint64_t getFrameCount() const;
    uint64_t getBufferSize() const;
    uint32_t getSampleRate() const;
    void getSupportedSampleRates(AudioFormat format,
                                 IStream::getSupportedSampleRates_cb _hidl_cb) const;
    Result setSampleRate(uint32_t sampleRateHz) const;
    hidl_bitfield<AudioChannelMask> getChannelMask() const;
    void getSupportedChannelMasks(AudioFormat format,
                                  IStream::getSupportedChannelMasks_cb _hidl_cb) const;
    Result setChannelMask(hidl_bitfield<AudioChannelMask> mask) const;
    AudioFormat getFormat() const;
    void getSupportedFormats(IStream::getSupportedFormats_cb _hidl_cb) const;
    Result setFormat(AudioFormat format) const;
    void getAudioProperties(IStream::getAudioProperties_cb _hidl_cb) const;
    void getDevices(IStream::getDevices_cb _hidl_cb) const;
    Result setDevices(const hidl_vec<DeviceAddress>& devices) const;

    const int32_t m_ioHandle;
    const DeviceAddress m_device;
    const AudioConfig m_config;
    const hidl_bitfield<AudioOutputFlag> m_flags;
};

}  // namespace implementation
}  // namespace V6_0
}  // namespace audio
}  // namespace hardware
}  // namespace android