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     switch (__mAudioInfo.getChannel()) {
  78     case CAudioInfo::EChannel::CHANNEL_MONO:
  79         __mSampleSpec.channels = 1;
  80         break;
  81
  82     case CAudioInfo::EChannel::CHANNEL_STEREO:
  83     default:
  84         __mSampleSpec.channels = 2;
  85         break;
  86     }
  87
  88     // Convert format for PA
  89     switch (__mAudioInfo.getSampleType()) {
  90     case CAudioInfo::ESampleType::SAMPLE_TYPE_U8:
  91         __mSampleSpec.format = PA_SAMPLE_U8;
  92         break;
  93
  94     case CAudioInfo::ESampleType::SAMPLE_TYPE_S16_LE:
  95         __mSampleSpec.format = PA_SAMPLE_S16LE;
  96         break;
  97
  98     case CAudioInfo::ESampleType::SAMPLE_TYPE_S24_LE:
  99         __mSampleSpec.format = PA_SAMPLE_S24LE;
 100         break;
 101
 102     case CAudioInfo::ESampleType::SAMPLE_TYPE_S24_32_LE:
 103         __mSampleSpec.format = PA_SAMPLE_S24_32LE;
 104         break;
 105
 106     default:
 107         __mSampleSpec.format = PA_SAMPLE_S16LE;
 108         break;
 109     }
 110
 111     // Sets channelmap
 112     pa_channel_map_init_auto(&__mChannelMap, __mSampleSpec.channels, PA_CHANNEL_MAP_ALSA);
 113
 114     // Sets stream name
 115     switch (__mLatency) {
 116 //LCOV_EXCL_START
 117     case EStreamLatency::STREAM_LATENCY_INPUT_LOW:
 118         __mStreamName = STREAM_NAME_INPUT_LOW_LATENCY;
 119         break;
 120
 121     case EStreamLatency::STREAM_LATENCY_INPUT_MID:
 122         __mStreamName = STREAM_NAME_INPUT_MID_LATENCY;
 123         break;
 124
 125     case EStreamLatency::STREAM_LATENCY_INPUT_HIGH:
 126         __mStreamName = STREAM_NAME_INPUT_HIGH_LATENCY;
 127         break;
 128
 129     case EStreamLatency::STREAM_LATENCY_INPUT_VOIP:
 130         __mStreamName = STREAM_NAME_INPUT_VOIP;
 131         break;
 132 //LCOV_EXCL_STOP
 133
 134     case EStreamLatency::STREAM_LATENCY_INPUT_DEFAULT:
 135         __mStreamName = STREAM_NAME_INPUT_DEFAULT;
 136         break;
 137
 138 //LCOV_EXCL_START
 139     case EStreamLatency::STREAM_LATENCY_OUTPUT_LOW:
 140         __mStreamName = STREAM_NAME_OUTPUT_LOW_LATENCY;
 141         break;
 142
 143     case EStreamLatency::STREAM_LATENCY_OUTPUT_MID:
 144         __mStreamName = STREAM_NAME_OUTPUT_MID_LATENCY;
 145         break;
 146
 147     case EStreamLatency::STREAM_LATENCY_OUTPUT_HIGH:
 148         __mStreamName = STREAM_NAME_OUTPUT_HIGH_LATENCY;
 149         break;
 150
 151     case EStreamLatency::STREAM_LATENCY_OUTPUT_VOIP:
 152         __mStreamName = STREAM_NAME_OUTPUT_VOIP;
 153         break;
 154 //LCOV_EXCL_STOP
 155
 156     case EStreamLatency::STREAM_LATENCY_OUTPUT_DEFAULT:
 157         __mStreamName = STREAM_NAME_OUTPUT_DEFAULT;
 158         break;
 159
 160     case EStreamLatency::STREAM_LATENCY_OUTPUT_DEFAULT_ASYNC:
 161         __mStreamName = STREAM_NAME_OUTPUT_DEFAULT_ASYNC;
 162         break;
 163
 164 //LCOV_EXCL_START
 165     default:
 166         AUDIO_IO_LOGW("Invalid __mLatency[%d]", static_cast<int>(__mLatency));
 167         break;
 168     }
 169 //LCOV_EXCL_STOP
 170 }
 171
 172 CPulseStreamSpec::EStreamLatency CPulseStreamSpec::getStreamLatency() {
 173     return __mLatency;
 174 }
 175
 176 const char* CPulseStreamSpec::getStreamLatencyToString() {
 177     const char* latency;
 178
 179     switch (__mLatency) {
 180 //LCOV_EXCL_START
 181     case EStreamLatency::STREAM_LATENCY_INPUT_LOW:
 182     case EStreamLatency::STREAM_LATENCY_OUTPUT_LOW:
 183         latency = STREAM_LATENCY_LOW;
 184         break;
 185
 186     case EStreamLatency::STREAM_LATENCY_INPUT_MID:
 187     case EStreamLatency::STREAM_LATENCY_OUTPUT_MID:
 188         latency = STREAM_LATENCY_MID;
 189         break;
 190
 191     case EStreamLatency::STREAM_LATENCY_INPUT_HIGH:
 192     case EStreamLatency::STREAM_LATENCY_OUTPUT_HIGH:
 193         latency = STREAM_LATENCY_HIGH;
 194         break;
 195
 196     case EStreamLatency::STREAM_LATENCY_INPUT_VOIP:
 197     case EStreamLatency::STREAM_LATENCY_OUTPUT_VOIP:
 198         latency = STREAM_LATENCY_VOIP;
 199         break;
 200 //LCOV_EXCL_STOP
 201
 202     case EStreamLatency::STREAM_LATENCY_INPUT_DEFAULT:
 203     case EStreamLatency::STREAM_LATENCY_OUTPUT_DEFAULT:
 204         latency = STREAM_LATENCY_DEFAULT;
 205         break;
 206
 207     case EStreamLatency::STREAM_LATENCY_OUTPUT_DEFAULT_ASYNC:
 208         latency = STREAM_LATENCY_DEFAULT_ASYNC;
 209         break;
 210
 211 //LCOV_EXCL_START
 212     default:
 213         AUDIO_IO_LOGW("Invalid __mLatency[%d]", static_cast<int>(__mLatency));
 214         latency = STREAM_LATENCY_DEFAULT;
 215         break;
 216 //LCOV_EXCL_STOP
 217     }
 218
 219     return latency;
 220 }
 221
 222 CAudioInfo& CPulseStreamSpec::getAudioInfo() {
 223     return __mAudioInfo;
 224 }
 225
 226 pa_sample_spec CPulseStreamSpec::getSampleSpec() {
 227     return __mSampleSpec;
 228 }
 229
 230 pa_channel_map CPulseStreamSpec::getChannelMap() {
 231     return __mChannelMap;
 232 }
 233
 234 const char* CPulseStreamSpec::getStreamName() {
 235     return __mStreamName;
 236 }