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      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 #define LOG_TAG "DeviceHalLocal"
     18 //#define LOG_NDEBUG 0
     19 
     20 #include <utils/Log.h>
     21 
     22 #include "DeviceHalLocal.h"
     23 #include "StreamHalLocal.h"
     24 
     25 namespace android {
     26 namespace V4_0 {
     27 
     28 DeviceHalLocal::DeviceHalLocal(audio_hw_device_t *dev)
     29         : mDev(dev) {
     30 }
     31 
     32 DeviceHalLocal::~DeviceHalLocal() {
     33     int status = audio_hw_device_close(mDev);
     34     ALOGW_IF(status, "Error closing audio hw device %p: %s", mDev, strerror(-status));
     35     mDev = 0;
     36 }
     37 
     38 status_t DeviceHalLocal::getSupportedDevices(uint32_t *devices) {
     39     if (mDev->get_supported_devices == NULL) return INVALID_OPERATION;
     40     *devices = mDev->get_supported_devices(mDev);
     41     return OK;
     42 }
     43 
     44 status_t DeviceHalLocal::initCheck() {
     45     return mDev->init_check(mDev);
     46 }
     47 
     48 status_t DeviceHalLocal::setVoiceVolume(float volume) {
     49     return mDev->set_voice_volume(mDev, volume);
     50 }
     51 
     52 status_t DeviceHalLocal::setMasterVolume(float volume) {
     53     if (mDev->set_master_volume == NULL) return INVALID_OPERATION;
     54     return mDev->set_master_volume(mDev, volume);
     55 }
     56 
     57 status_t DeviceHalLocal::getMasterVolume(float *volume) {
     58     if (mDev->get_master_volume == NULL) return INVALID_OPERATION;
     59     return mDev->get_master_volume(mDev, volume);
     60 }
     61 
     62 status_t DeviceHalLocal::setMode(audio_mode_t mode) {
     63     return mDev->set_mode(mDev, mode);
     64 }
     65 
     66 status_t DeviceHalLocal::setMicMute(bool state) {
     67     return mDev->set_mic_mute(mDev, state);
     68 }
     69 
     70 status_t DeviceHalLocal::getMicMute(bool *state) {
     71     return mDev->get_mic_mute(mDev, state);
     72 }
     73 
     74 status_t DeviceHalLocal::setMasterMute(bool state) {
     75     if (mDev->set_master_mute == NULL) return INVALID_OPERATION;
     76     return mDev->set_master_mute(mDev, state);
     77 }
     78 
     79 status_t DeviceHalLocal::getMasterMute(bool *state) {
     80     if (mDev->get_master_mute == NULL) return INVALID_OPERATION;
     81     return mDev->get_master_mute(mDev, state);
     82 }
     83 
     84 status_t DeviceHalLocal::setParameters(const String8& kvPairs) {
     85     return mDev->set_parameters(mDev, kvPairs.string());
     86 }
     87 
     88 status_t DeviceHalLocal::getParameters(const String8& keys, String8 *values) {
     89     char *halValues = mDev->get_parameters(mDev, keys.string());
     90     if (halValues != NULL) {
     91         values->setTo(halValues);
     92         free(halValues);
     93     } else {
     94         values->clear();
     95     }
     96     return OK;
     97 }
     98 
     99 status_t DeviceHalLocal::getInputBufferSize(
    100         const struct audio_config *config, size_t *size) {
    101     *size = mDev->get_input_buffer_size(mDev, config);
    102     return OK;
    103 }
    104 
    105 status_t DeviceHalLocal::openOutputStream(
    106         audio_io_handle_t handle,
    107         audio_devices_t devices,
    108         audio_output_flags_t flags,
    109         struct audio_config *config,
    110         const char *address,
    111         sp<StreamOutHalInterface> *outStream) {
    112     audio_stream_out_t *halStream;
    113     ALOGV("open_output_stream handle: %d devices: %x flags: %#x"
    114             "srate: %d format %#x channels %x address %s",
    115             handle, devices, flags,
    116             config->sample_rate, config->format, config->channel_mask,
    117             address);
    118     int openResut = mDev->open_output_stream(
    119             mDev, handle, devices, flags, config, &halStream, address);
    120     if (openResut == OK) {
    121         *outStream = new StreamOutHalLocal(halStream, this);
    122     }
    123     ALOGV("open_output_stream status %d stream %p", openResut, halStream);
    124     return openResut;
    125 }
    126 
    127 status_t DeviceHalLocal::openInputStream(
    128         audio_io_handle_t handle,
    129         audio_devices_t devices,
    130         struct audio_config *config,
    131         audio_input_flags_t flags,
    132         const char *address,
    133         audio_source_t source,
    134         sp<StreamInHalInterface> *inStream) {
    135     audio_stream_in_t *halStream;
    136     ALOGV("open_input_stream handle: %d devices: %x flags: %#x "
    137             "srate: %d format %#x channels %x address %s source %d",
    138             handle, devices, flags,
    139             config->sample_rate, config->format, config->channel_mask,
    140             address, source);
    141     int openResult = mDev->open_input_stream(
    142             mDev, handle, devices, config, &halStream, flags, address, source);
    143     if (openResult == OK) {
    144         *inStream = new StreamInHalLocal(halStream, this);
    145     }
    146     ALOGV("open_input_stream status %d stream %p", openResult, inStream);
    147     return openResult;
    148 }
    149 
    150 status_t DeviceHalLocal::supportsAudioPatches(bool *supportsPatches) {
    151     *supportsPatches = version() >= AUDIO_DEVICE_API_VERSION_3_0;
    152     return OK;
    153 }
    154 
    155 status_t DeviceHalLocal::createAudioPatch(
    156         unsigned int num_sources,
    157         const struct audio_port_config *sources,
    158         unsigned int num_sinks,
    159         const struct audio_port_config *sinks,
    160         audio_patch_handle_t *patch) {
    161     if (version() >= AUDIO_DEVICE_API_VERSION_3_0) {
    162         return mDev->create_audio_patch(
    163                 mDev, num_sources, sources, num_sinks, sinks, patch);
    164     } else {
    165         return INVALID_OPERATION;
    166     }
    167 }
    168 
    169 status_t DeviceHalLocal::releaseAudioPatch(audio_patch_handle_t patch) {
    170     if (version() >= AUDIO_DEVICE_API_VERSION_3_0) {
    171         return mDev->release_audio_patch(mDev, patch);
    172     } else {
    173         return INVALID_OPERATION;
    174     }
    175 }
    176 
    177 status_t DeviceHalLocal::getAudioPort(struct audio_port *port) {
    178     return mDev->get_audio_port(mDev, port);
    179 }
    180 
    181 status_t DeviceHalLocal::setAudioPortConfig(const struct audio_port_config *config) {
    182     if (version() >= AUDIO_DEVICE_API_VERSION_3_0)
    183         return mDev->set_audio_port_config(mDev, config);
    184     else
    185         return INVALID_OPERATION;
    186 }
    187 
    188 status_t DeviceHalLocal::getMicrophones(std::vector<media::MicrophoneInfo> *microphones) {
    189     if (mDev->get_microphones == NULL) return INVALID_OPERATION;
    190     size_t actual_mics = AUDIO_MICROPHONE_MAX_COUNT;
    191     audio_microphone_characteristic_t mic_array[AUDIO_MICROPHONE_MAX_COUNT];
    192     status_t status = mDev->get_microphones(mDev, &mic_array[0], &actual_mics);
    193     for (size_t i = 0; i < actual_mics; i++) {
    194         media::MicrophoneInfo microphoneInfo = media::MicrophoneInfo(mic_array[i]);
    195         microphones->push_back(microphoneInfo);
    196     }
    197     return status;
    198 }
    199 
    200 status_t DeviceHalLocal::dump(int fd) {
    201     return mDev->dump(mDev, fd);
    202 }
    203 
    204 void DeviceHalLocal::closeOutputStream(struct audio_stream_out *stream_out) {
    205     mDev->close_output_stream(mDev, stream_out);
    206 }
    207 
    208 void DeviceHalLocal::closeInputStream(struct audio_stream_in *stream_in) {
    209     mDev->close_input_stream(mDev, stream_in);
    210 }
    211 
    212 } // namespace V4_0
    213 } // namespace android
    214