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(NULL) {
  49     __adjustSpec();
  50 }
  51 //LCOV_EXCL_STOP
  52
  53 CPulseStreamSpec::CPulseStreamSpec(EStreamLatency latency, CAudioInfo& audioInfo) :
  54     __mLatency(latency),
  55     __mAudioInfo(audioInfo),
  56     __mStreamName(NULL) {
  57     __adjustSpec();
  58 }
  59
  60 //LCOV_EXCL_START
  61 CPulseStreamSpec::CPulseStreamSpec(EStreamLatency latency, CAudioInfo& audioInfo, int customLatency) :
  62     __mLatency(latency),
  63     __mAudioInfo(audioInfo),
  64     __mStreamName(NULL) {
  65     __adjustSpec();
  66 }
  67 //LCOV_EXCL_STOP
  68
  69 CPulseStreamSpec::~CPulseStreamSpec() {
  70 }
  71
  72 void CPulseStreamSpec::__adjustSpec() {
  73     // Sets a sampleRate
  74     __mSampleSpec.rate = __mAudioInfo.getSampleRate();
  75
  76     // Convert channels for PA
  77     __mSampleSpec.channels = static_cast<uint8_t>(__mAudioInfo.getChannel());
  78
  79     // Convert format for PA
  80     switch (__mAudioInfo.getSampleType()) {
  81     case CAudioInfo::ESampleType::SAMPLE_TYPE_U8:
  82         __mSampleSpec.format = PA_SAMPLE_U8;
  83         break;
  84
  85     case CAudioInfo::ESampleType::SAMPLE_TYPE_S16_LE:
  86         __mSampleSpec.format = PA_SAMPLE_S16LE;
  87         break;
  88
  89     case CAudioInfo::ESampleType::SAMPLE_TYPE_S24_LE:
  90         __mSampleSpec.format = PA_SAMPLE_S24LE;
  91         break;
  92
  93     case CAudioInfo::ESampleType::SAMPLE_TYPE_S24_32_LE:
  94         __mSampleSpec.format = PA_SAMPLE_S24_32LE;
  95         break;
  96
  97     case CAudioInfo::ESampleType::SAMPLE_TYPE_S32_LE:
  98         __mSampleSpec.format = PA_SAMPLE_S32LE;
  99         break;
 100
 101     default:
 102         __mSampleSpec.format = PA_SAMPLE_S16LE;
 103         break;
 104     }
 105
 106     // Sets channelmap
 107     pa_channel_map_init_extend(&__mChannelMap, __mSampleSpec.channels, PA_CHANNEL_MAP_ALSA);
 108
 109     // Sets stream name
 110     switch (__mLatency) {
 111 //LCOV_EXCL_START
 112     case EStreamLatency::STREAM_LATENCY_INPUT_LOW:
 113         __mStreamName = STREAM_NAME_INPUT_LOW_LATENCY;
 114         break;
 115
 116     case EStreamLatency::STREAM_LATENCY_INPUT_MID:
 117         __mStreamName = STREAM_NAME_INPUT_MID_LATENCY;
 118         break;
 119
 120     case EStreamLatency::STREAM_LATENCY_INPUT_HIGH:
 121         __mStreamName = STREAM_NAME_INPUT_HIGH_LATENCY;
 122         break;
 123
 124     case EStreamLatency::STREAM_LATENCY_INPUT_VOIP:
 125         __mStreamName = STREAM_NAME_INPUT_VOIP;
 126         break;
 127 //LCOV_EXCL_STOP
 128
 129     case EStreamLatency::STREAM_LATENCY_INPUT_DEFAULT:
 130         __mStreamName = STREAM_NAME_INPUT_DEFAULT;
 131         break;
 132
 133 //LCOV_EXCL_START
 134     case EStreamLatency::STREAM_LATENCY_OUTPUT_LOW:
 135         __mStreamName = STREAM_NAME_OUTPUT_LOW_LATENCY;
 136         break;
 137
 138     case EStreamLatency::STREAM_LATENCY_OUTPUT_MID:
 139         __mStreamName = STREAM_NAME_OUTPUT_MID_LATENCY;
 140         break;
 141
 142     case EStreamLatency::STREAM_LATENCY_OUTPUT_HIGH:
 143         __mStreamName = STREAM_NAME_OUTPUT_HIGH_LATENCY;
 144         break;
 145
 146     case EStreamLatency::STREAM_LATENCY_OUTPUT_VOIP:
 147         __mStreamName = STREAM_NAME_OUTPUT_VOIP;
 148         break;
 149 //LCOV_EXCL_STOP
 150
 151     case EStreamLatency::STREAM_LATENCY_OUTPUT_DEFAULT:
 152         __mStreamName = STREAM_NAME_OUTPUT_DEFAULT;
 153         break;
 154
 155     case EStreamLatency::STREAM_LATENCY_OUTPUT_DEFAULT_ASYNC:
 156         __mStreamName = STREAM_NAME_OUTPUT_DEFAULT_ASYNC;
 157         break;
 158
 159 //LCOV_EXCL_START
 160     default:
 161         AUDIO_IO_LOGW("Invalid __mLatency[%d]", static_cast<int>(__mLatency));
 162         break;
 163     }
 164 //LCOV_EXCL_STOP
 165 }
 166
 167 CPulseStreamSpec::EStreamLatency CPulseStreamSpec::getStreamLatency() {
 168     return __mLatency;
 169 }
 170
 171 const char* CPulseStreamSpec::getStreamLatencyToString() {
 172     const char* latency;
 173
 174     switch (__mLatency) {
 175 //LCOV_EXCL_START
 176     case EStreamLatency::STREAM_LATENCY_INPUT_LOW:
 177     case EStreamLatency::STREAM_LATENCY_OUTPUT_LOW:
 178         latency = STREAM_LATENCY_LOW;
 179         break;
 180
 181     case EStreamLatency::STREAM_LATENCY_INPUT_MID:
 182     case EStreamLatency::STREAM_LATENCY_OUTPUT_MID:
 183         latency = STREAM_LATENCY_MID;
 184         break;
 185
 186     case EStreamLatency::STREAM_LATENCY_INPUT_HIGH:
 187     case EStreamLatency::STREAM_LATENCY_OUTPUT_HIGH:
 188         latency = STREAM_LATENCY_HIGH;
 189         break;
 190
 191     case EStreamLatency::STREAM_LATENCY_INPUT_VOIP:
 192     case EStreamLatency::STREAM_LATENCY_OUTPUT_VOIP:
 193         latency = STREAM_LATENCY_VOIP;
 194         break;
 195 //LCOV_EXCL_STOP
 196
 197     case EStreamLatency::STREAM_LATENCY_INPUT_DEFAULT:
 198     case EStreamLatency::STREAM_LATENCY_OUTPUT_DEFAULT:
 199         latency = STREAM_LATENCY_DEFAULT;
 200         break;
 201
 202     case EStreamLatency::STREAM_LATENCY_OUTPUT_DEFAULT_ASYNC:
 203         latency = STREAM_LATENCY_DEFAULT_ASYNC;
 204         break;
 205
 206 //LCOV_EXCL_START
 207     default:
 208         AUDIO_IO_LOGW("Invalid __mLatency[%d]", static_cast<int>(__mLatency));
 209         latency = STREAM_LATENCY_DEFAULT;
 210         break;
 211 //LCOV_EXCL_STOP
 212     }
 213
 214     return latency;
 215 }
 216
 217 CAudioInfo& CPulseStreamSpec::getAudioInfo() {
 218     return __mAudioInfo;
 219 }
 220
 221 pa_sample_spec CPulseStreamSpec::getSampleSpec() {
 222     return __mSampleSpec;
 223 }
 224
 225 pa_channel_map CPulseStreamSpec::getChannelMap() {
 226     return __mChannelMap;
 227 }
 228
 229 const char* CPulseStreamSpec::getStreamName() {
 230     return __mStreamName;
 231 }