src/cpp/CPulseStreamSpec.cpp

   1 /*
   2  * Copyright (c) 2015 Samsung Electronics Co., Ltd All Rights Reserved
   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
  18 #include "CAudioIODef.h"
  19
  20
  21 using namespace std;
  22 using namespace tizen_media_audio;
  23
  24
  25 static const char* STREAM_NAME_INPUT_LOW_LATENCY   = "LOW LATENCY CAPTURE";
  26 static const char* STREAM_NAME_INPUT_MID_LATENCY   = "MID LATENCY CAPTURE";
  27 static const char* STREAM_NAME_INPUT_HIGH_LATENCY  = "HIGH LATENCY CAPTURE";
  28 static const char* STREAM_NAME_INPUT_VOIP          = "VOIP CAPTURE";
  29 static const char* STREAM_NAME_INPUT_DEFAULT       = "DEFAULT CAPTURE";
  30
  31 static const char* STREAM_NAME_OUTPUT_LOW_LATENCY  = "LOW LATENCY PLAYBACK";
  32 static const char* STREAM_NAME_OUTPUT_MID_LATENCY  = "MID LATENCY PLAYBACK";
  33 static const char* STREAM_NAME_OUTPUT_HIGH_LATENCY = "HIGH LATENCY PLAYBACK";
  34 static const char* STREAM_NAME_OUTPUT_VOIP         = "VOIP PLAYBACK";
  35 static const char* STREAM_NAME_OUTPUT_DEFAULT      = "DEFAULT PLAYBACK";
  36 static const char* STREAM_NAME_OUTPUT_DEFAULT_ASYNC      = "DEFAULT PLAYBACK ASYNC";
  37
  38 static const char* STREAM_LATENCY_LOW     = "low";
  39 static const char* STREAM_LATENCY_MID     = "mid";
  40 static const char* STREAM_LATENCY_HIGH    = "high";
  41 static const char* STREAM_LATENCY_VOIP    = "voip";
  42 static const char* STREAM_LATENCY_DEFAULT = "default";
  43 static const char* STREAM_LATENCY_DEFAULT_ASYNC = "default-async";
  44
  45 //LCOV_EXCL_START
  46 CPulseStreamSpec::CPulseStreamSpec():
  47     __mLatency(EStreamLatency::STREAM_LATENCY_INPUT_DEFAULT),
  48     __mStreamName(nullptr) {
  49     __adjustSpec();
  50 }
  51 //LCOV_EXCL_STOP
  52
  53 CPulseStreamSpec::CPulseStreamSpec(EStreamLatency latency, CAudioInfo& audioInfo) :
  54     __mLatency(latency),
  55     __mAudioInfo(audioInfo),
  56     __mStreamName(nullptr) {
  57     __adjustSpec();
  58 }
  59
  60 void CPulseStreamSpec::__adjustSpec() noexcept {
  61     // Sets a sampleRate
  62     __mSampleSpec.rate = __mAudioInfo.getSampleRate();
  63
  64     // Convert channels for PA
  65     __mSampleSpec.channels = static_cast<uint8_t>(__mAudioInfo.getChannel());
  66
  67     // Convert format for PA
  68     switch (__mAudioInfo.getSampleType()) {
  69     case CAudioInfo::ESampleType::SAMPLE_TYPE_U8:
  70         __mSampleSpec.format = PA_SAMPLE_U8;
  71         break;
  72
  73     case CAudioInfo::ESampleType::SAMPLE_TYPE_S16_LE:
  74         __mSampleSpec.format = PA_SAMPLE_S16LE;
  75         break;
  76
  77     case CAudioInfo::ESampleType::SAMPLE_TYPE_S24_LE:
  78         __mSampleSpec.format = PA_SAMPLE_S24LE;
  79         break;
  80
  81     case CAudioInfo::ESampleType::SAMPLE_TYPE_S24_32_LE:
  82         __mSampleSpec.format = PA_SAMPLE_S24_32LE;
  83         break;
  84
  85     case CAudioInfo::ESampleType::SAMPLE_TYPE_S32_LE:
  86         __mSampleSpec.format = PA_SAMPLE_S32LE;
  87         break;
  88
  89     default:
  90         __mSampleSpec.format = PA_SAMPLE_S16LE;
  91         break;
  92     }
  93
  94     // Sets channelmap
  95     pa_channel_map_init_extend(&__mChannelMap, __mSampleSpec.channels, PA_CHANNEL_MAP_ALSA);
  96
  97     // Sets stream name
  98     switch (__mLatency) {
  99 //LCOV_EXCL_START
 100     case EStreamLatency::STREAM_LATENCY_INPUT_LOW:
 101         __mStreamName = STREAM_NAME_INPUT_LOW_LATENCY;
 102         break;
 103
 104     case EStreamLatency::STREAM_LATENCY_INPUT_MID:
 105         __mStreamName = STREAM_NAME_INPUT_MID_LATENCY;
 106         break;
 107
 108     case EStreamLatency::STREAM_LATENCY_INPUT_HIGH:
 109         __mStreamName = STREAM_NAME_INPUT_HIGH_LATENCY;
 110         break;
 111
 112     case EStreamLatency::STREAM_LATENCY_INPUT_VOIP:
 113         __mStreamName = STREAM_NAME_INPUT_VOIP;
 114         break;
 115 //LCOV_EXCL_STOP
 116
 117     case EStreamLatency::STREAM_LATENCY_INPUT_DEFAULT:
 118         __mStreamName = STREAM_NAME_INPUT_DEFAULT;
 119         break;
 120
 121 //LCOV_EXCL_START
 122     case EStreamLatency::STREAM_LATENCY_OUTPUT_LOW:
 123         __mStreamName = STREAM_NAME_OUTPUT_LOW_LATENCY;
 124         break;
 125
 126     case EStreamLatency::STREAM_LATENCY_OUTPUT_MID:
 127         __mStreamName = STREAM_NAME_OUTPUT_MID_LATENCY;
 128         break;
 129
 130     case EStreamLatency::STREAM_LATENCY_OUTPUT_HIGH:
 131         __mStreamName = STREAM_NAME_OUTPUT_HIGH_LATENCY;
 132         break;
 133
 134     case EStreamLatency::STREAM_LATENCY_OUTPUT_VOIP:
 135         __mStreamName = STREAM_NAME_OUTPUT_VOIP;
 136         break;
 137 //LCOV_EXCL_STOP
 138
 139     case EStreamLatency::STREAM_LATENCY_OUTPUT_DEFAULT:
 140         __mStreamName = STREAM_NAME_OUTPUT_DEFAULT;
 141         break;
 142
 143     case EStreamLatency::STREAM_LATENCY_OUTPUT_DEFAULT_ASYNC:
 144         __mStreamName = STREAM_NAME_OUTPUT_DEFAULT_ASYNC;
 145         break;
 146
 147 //LCOV_EXCL_START
 148     default:
 149         AUDIO_IO_LOGW("Invalid __mLatency[%d]", static_cast<int>(__mLatency));
 150         break;
 151     }
 152 //LCOV_EXCL_STOP
 153 }
 154
 155 CPulseStreamSpec::EStreamLatency CPulseStreamSpec::getStreamLatency() noexcept {
 156     return __mLatency;
 157 }
 158
 159 const char* CPulseStreamSpec::getStreamLatencyToString() noexcept {
 160     const char* latency;
 161
 162     switch (__mLatency) {
 163 //LCOV_EXCL_START
 164     case EStreamLatency::STREAM_LATENCY_INPUT_LOW:
 165     case EStreamLatency::STREAM_LATENCY_OUTPUT_LOW:
 166         latency = STREAM_LATENCY_LOW;
 167         break;
 168
 169     case EStreamLatency::STREAM_LATENCY_INPUT_MID:
 170     case EStreamLatency::STREAM_LATENCY_OUTPUT_MID:
 171         latency = STREAM_LATENCY_MID;
 172         break;
 173
 174     case EStreamLatency::STREAM_LATENCY_INPUT_HIGH:
 175     case EStreamLatency::STREAM_LATENCY_OUTPUT_HIGH:
 176         latency = STREAM_LATENCY_HIGH;
 177         break;
 178
 179     case EStreamLatency::STREAM_LATENCY_INPUT_VOIP:
 180     case EStreamLatency::STREAM_LATENCY_OUTPUT_VOIP:
 181         latency = STREAM_LATENCY_VOIP;
 182         break;
 183 //LCOV_EXCL_STOP
 184
 185     case EStreamLatency::STREAM_LATENCY_INPUT_DEFAULT:
 186     case EStreamLatency::STREAM_LATENCY_OUTPUT_DEFAULT:
 187         latency = STREAM_LATENCY_DEFAULT;
 188         break;
 189
 190     case EStreamLatency::STREAM_LATENCY_OUTPUT_DEFAULT_ASYNC:
 191         latency = STREAM_LATENCY_DEFAULT_ASYNC;
 192         break;
 193
 194 //LCOV_EXCL_START
 195     default:
 196         AUDIO_IO_LOGW("Invalid __mLatency[%d]", static_cast<int>(__mLatency));
 197         latency = STREAM_LATENCY_DEFAULT;
 198         break;
 199 //LCOV_EXCL_STOP
 200     }
 201
 202     return latency;
 203 }
 204
 205 CAudioInfo& CPulseStreamSpec::getAudioInfo() noexcept {
 206     return __mAudioInfo;
 207 }
 208
 209 pa_sample_spec CPulseStreamSpec::getSampleSpec() noexcept {
 210     return __mSampleSpec;
 211 }
 212
 213 pa_channel_map CPulseStreamSpec::getChannelMap() noexcept {
 214     return __mChannelMap;
 215 }
 216
 217 const char* CPulseStreamSpec::getStreamName() noexcept {
 218     return __mStreamName;
 219 }