TypeConverter.cpp revision 58545be2ce4e701c8c37401edcc126a8b683890d
1/* 2 * Copyright (C) 2015 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#include "TypeConverter.h" 18 19namespace android { 20 21#define MAKE_STRING_FROM_ENUM(string) { #string, string } 22 23template <> 24const DeviceConverter::Table DeviceConverter::mTable[] = { 25 MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_OUT_EARPIECE), 26 MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_OUT_SPEAKER), 27 MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_OUT_SPEAKER_SAFE), 28 MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_OUT_WIRED_HEADSET), 29 MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_OUT_WIRED_HEADPHONE), 30 MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_OUT_BLUETOOTH_SCO), 31 MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_OUT_BLUETOOTH_SCO_HEADSET), 32 MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_OUT_BLUETOOTH_SCO_CARKIT), 33 MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_OUT_ALL_SCO), 34 MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_OUT_BLUETOOTH_A2DP), 35 MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_HEADPHONES), 36 MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_SPEAKER), 37 MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_OUT_ALL_A2DP), 38 MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_OUT_AUX_DIGITAL), 39 MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_OUT_HDMI), 40 MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_OUT_ANLG_DOCK_HEADSET), 41 MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_OUT_DGTL_DOCK_HEADSET), 42 MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_OUT_USB_ACCESSORY), 43 MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_OUT_USB_DEVICE), 44 MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_OUT_ALL_USB), 45 MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_OUT_REMOTE_SUBMIX), 46 MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_OUT_TELEPHONY_TX), 47 MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_OUT_LINE), 48 MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_OUT_HDMI_ARC), 49 MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_OUT_SPDIF), 50 MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_OUT_FM), 51 MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_OUT_AUX_LINE), 52 MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_OUT_IP), 53 MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_OUT_BUS), 54 MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_IN_AMBIENT), 55 MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_IN_BUILTIN_MIC), 56 MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_IN_BLUETOOTH_SCO_HEADSET), 57 MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_IN_ALL_SCO), 58 MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_IN_WIRED_HEADSET), 59 MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_IN_AUX_DIGITAL), 60 MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_IN_HDMI), 61 MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_IN_TELEPHONY_RX), 62 MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_IN_VOICE_CALL), 63 MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_IN_BACK_MIC), 64 MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_IN_REMOTE_SUBMIX), 65 MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_IN_ANLG_DOCK_HEADSET), 66 MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_IN_DGTL_DOCK_HEADSET), 67 MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_IN_USB_ACCESSORY), 68 MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_IN_USB_DEVICE), 69 MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_IN_FM_TUNER), 70 MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_IN_TV_TUNER), 71 MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_IN_LINE), 72 MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_IN_SPDIF), 73 MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_IN_BLUETOOTH_A2DP), 74 MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_IN_LOOPBACK), 75 MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_IN_IP), 76 MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_IN_BUS), 77}; 78 79template<> 80const size_t DeviceConverter::mSize = sizeof(DeviceConverter::mTable) / 81 sizeof(DeviceConverter::mTable[0]); 82 83 84template <> 85const OutputFlagConverter::Table OutputFlagConverter::mTable[] = { 86 MAKE_STRING_FROM_ENUM(AUDIO_OUTPUT_FLAG_DIRECT), 87 MAKE_STRING_FROM_ENUM(AUDIO_OUTPUT_FLAG_PRIMARY), 88 MAKE_STRING_FROM_ENUM(AUDIO_OUTPUT_FLAG_FAST), 89 MAKE_STRING_FROM_ENUM(AUDIO_OUTPUT_FLAG_DEEP_BUFFER), 90 MAKE_STRING_FROM_ENUM(AUDIO_OUTPUT_FLAG_COMPRESS_OFFLOAD), 91 MAKE_STRING_FROM_ENUM(AUDIO_OUTPUT_FLAG_NON_BLOCKING), 92 MAKE_STRING_FROM_ENUM(AUDIO_OUTPUT_FLAG_HW_AV_SYNC), 93 MAKE_STRING_FROM_ENUM(AUDIO_OUTPUT_FLAG_TTS), 94 MAKE_STRING_FROM_ENUM(AUDIO_OUTPUT_FLAG_RAW), 95 MAKE_STRING_FROM_ENUM(AUDIO_OUTPUT_FLAG_SYNC), 96}; 97template<> 98const size_t OutputFlagConverter::mSize = sizeof(OutputFlagConverter::mTable) / 99 sizeof(OutputFlagConverter::mTable[0]); 100 101 102template <> 103const InputFlagConverter::Table InputFlagConverter::mTable[] = { 104 MAKE_STRING_FROM_ENUM(AUDIO_INPUT_FLAG_FAST), 105 MAKE_STRING_FROM_ENUM(AUDIO_INPUT_FLAG_HW_HOTWORD), 106 MAKE_STRING_FROM_ENUM(AUDIO_INPUT_FLAG_RAW), 107 MAKE_STRING_FROM_ENUM(AUDIO_INPUT_FLAG_SYNC), 108}; 109template<> 110const size_t InputFlagConverter::mSize = sizeof(InputFlagConverter::mTable) / 111 sizeof(InputFlagConverter::mTable[0]); 112 113 114template <> 115const FormatConverter::Table FormatConverter::mTable[] = { 116 MAKE_STRING_FROM_ENUM(AUDIO_FORMAT_PCM_16_BIT), 117 MAKE_STRING_FROM_ENUM(AUDIO_FORMAT_PCM_8_BIT), 118 MAKE_STRING_FROM_ENUM(AUDIO_FORMAT_PCM_32_BIT), 119 MAKE_STRING_FROM_ENUM(AUDIO_FORMAT_PCM_8_24_BIT), 120 MAKE_STRING_FROM_ENUM(AUDIO_FORMAT_PCM_FLOAT), 121 MAKE_STRING_FROM_ENUM(AUDIO_FORMAT_PCM_24_BIT_PACKED), 122 MAKE_STRING_FROM_ENUM(AUDIO_FORMAT_MP3), 123 MAKE_STRING_FROM_ENUM(AUDIO_FORMAT_AAC), 124 MAKE_STRING_FROM_ENUM(AUDIO_FORMAT_AAC_MAIN), 125 MAKE_STRING_FROM_ENUM(AUDIO_FORMAT_AAC_LC), 126 MAKE_STRING_FROM_ENUM(AUDIO_FORMAT_AAC_SSR), 127 MAKE_STRING_FROM_ENUM(AUDIO_FORMAT_AAC_LTP), 128 MAKE_STRING_FROM_ENUM(AUDIO_FORMAT_AAC_HE_V1), 129 MAKE_STRING_FROM_ENUM(AUDIO_FORMAT_AAC_SCALABLE), 130 MAKE_STRING_FROM_ENUM(AUDIO_FORMAT_AAC_ERLC), 131 MAKE_STRING_FROM_ENUM(AUDIO_FORMAT_AAC_LD), 132 MAKE_STRING_FROM_ENUM(AUDIO_FORMAT_AAC_HE_V2), 133 MAKE_STRING_FROM_ENUM(AUDIO_FORMAT_AAC_ELD), 134 MAKE_STRING_FROM_ENUM(AUDIO_FORMAT_VORBIS), 135 MAKE_STRING_FROM_ENUM(AUDIO_FORMAT_HE_AAC_V1), 136 MAKE_STRING_FROM_ENUM(AUDIO_FORMAT_HE_AAC_V2), 137 MAKE_STRING_FROM_ENUM(AUDIO_FORMAT_OPUS), 138 MAKE_STRING_FROM_ENUM(AUDIO_FORMAT_AC3), 139 MAKE_STRING_FROM_ENUM(AUDIO_FORMAT_E_AC3), 140 MAKE_STRING_FROM_ENUM(AUDIO_FORMAT_DTS), 141 MAKE_STRING_FROM_ENUM(AUDIO_FORMAT_DTS_HD), 142 MAKE_STRING_FROM_ENUM(AUDIO_FORMAT_IEC61937), 143}; 144template<> 145const size_t FormatConverter::mSize = sizeof(FormatConverter::mTable) / 146 sizeof(FormatConverter::mTable[0]); 147 148 149template <> 150const OutputChannelConverter::Table OutputChannelConverter::mTable[] = { 151 MAKE_STRING_FROM_ENUM(AUDIO_CHANNEL_OUT_MONO), 152 MAKE_STRING_FROM_ENUM(AUDIO_CHANNEL_OUT_STEREO), 153 MAKE_STRING_FROM_ENUM(AUDIO_CHANNEL_OUT_QUAD), 154 MAKE_STRING_FROM_ENUM(AUDIO_CHANNEL_OUT_5POINT1), 155 MAKE_STRING_FROM_ENUM(AUDIO_CHANNEL_OUT_7POINT1), 156}; 157template<> 158const size_t OutputChannelConverter::mSize = sizeof(OutputChannelConverter::mTable) / 159 sizeof(OutputChannelConverter::mTable[0]); 160 161 162template <> 163const InputChannelConverter::Table InputChannelConverter::mTable[] = { 164 MAKE_STRING_FROM_ENUM(AUDIO_CHANNEL_IN_MONO), 165 MAKE_STRING_FROM_ENUM(AUDIO_CHANNEL_IN_STEREO), 166 MAKE_STRING_FROM_ENUM(AUDIO_CHANNEL_IN_FRONT_BACK), 167}; 168template<> 169const size_t InputChannelConverter::mSize = sizeof(InputChannelConverter::mTable) / 170 sizeof(InputChannelConverter::mTable[0]); 171 172template <> 173const ChannelIndexConverter::Table ChannelIndexConverter::mTable[] = { 174 {"AUDIO_CHANNEL_INDEX_MASK_1", static_cast<audio_channel_mask_t>(AUDIO_CHANNEL_INDEX_MASK_1)}, 175 {"AUDIO_CHANNEL_INDEX_MASK_2", static_cast<audio_channel_mask_t>(AUDIO_CHANNEL_INDEX_MASK_2)}, 176 {"AUDIO_CHANNEL_INDEX_MASK_3", static_cast<audio_channel_mask_t>(AUDIO_CHANNEL_INDEX_MASK_3)}, 177 {"AUDIO_CHANNEL_INDEX_MASK_4", static_cast<audio_channel_mask_t>(AUDIO_CHANNEL_INDEX_MASK_4)}, 178 {"AUDIO_CHANNEL_INDEX_MASK_5", static_cast<audio_channel_mask_t>(AUDIO_CHANNEL_INDEX_MASK_5)}, 179 {"AUDIO_CHANNEL_INDEX_MASK_6", static_cast<audio_channel_mask_t>(AUDIO_CHANNEL_INDEX_MASK_6)}, 180 {"AUDIO_CHANNEL_INDEX_MASK_7", static_cast<audio_channel_mask_t>(AUDIO_CHANNEL_INDEX_MASK_7)}, 181 {"AUDIO_CHANNEL_INDEX_MASK_8", static_cast<audio_channel_mask_t>(AUDIO_CHANNEL_INDEX_MASK_8)}, 182}; 183template<> 184const size_t ChannelIndexConverter::mSize = sizeof(ChannelIndexConverter::mTable) / 185 sizeof(ChannelIndexConverter::mTable[0]); 186 187 188template <> 189const GainModeConverter::Table GainModeConverter::mTable[] = { 190 MAKE_STRING_FROM_ENUM(AUDIO_GAIN_MODE_JOINT), 191 MAKE_STRING_FROM_ENUM(AUDIO_GAIN_MODE_CHANNELS), 192 MAKE_STRING_FROM_ENUM(AUDIO_GAIN_MODE_RAMP), 193}; 194 195template<> 196const size_t GainModeConverter::mSize = sizeof(GainModeConverter::mTable) / 197 sizeof(GainModeConverter::mTable[0]); 198 199template <> 200const DeviceCategoryConverter::Table DeviceCategoryConverter::mTable[] = { 201 MAKE_STRING_FROM_ENUM(DEVICE_CATEGORY_HEADSET), 202 MAKE_STRING_FROM_ENUM(DEVICE_CATEGORY_SPEAKER), 203 MAKE_STRING_FROM_ENUM(DEVICE_CATEGORY_EARPIECE), 204 MAKE_STRING_FROM_ENUM(DEVICE_CATEGORY_EXT_MEDIA) 205}; 206 207template<> 208const size_t DeviceCategoryConverter::mSize = sizeof(DeviceCategoryConverter::mTable) / 209 sizeof(DeviceCategoryConverter::mTable[0]); 210 211template <> 212const StreamTypeConverter::Table StreamTypeConverter::mTable[] = { 213 MAKE_STRING_FROM_ENUM(AUDIO_STREAM_VOICE_CALL), 214 MAKE_STRING_FROM_ENUM(AUDIO_STREAM_SYSTEM), 215 MAKE_STRING_FROM_ENUM(AUDIO_STREAM_RING), 216 MAKE_STRING_FROM_ENUM(AUDIO_STREAM_MUSIC), 217 MAKE_STRING_FROM_ENUM(AUDIO_STREAM_ALARM), 218 MAKE_STRING_FROM_ENUM(AUDIO_STREAM_NOTIFICATION), 219 MAKE_STRING_FROM_ENUM(AUDIO_STREAM_BLUETOOTH_SCO ), 220 MAKE_STRING_FROM_ENUM(AUDIO_STREAM_ENFORCED_AUDIBLE), 221 MAKE_STRING_FROM_ENUM(AUDIO_STREAM_DTMF), 222 MAKE_STRING_FROM_ENUM(AUDIO_STREAM_TTS), 223 MAKE_STRING_FROM_ENUM(AUDIO_STREAM_ACCESSIBILITY), 224 MAKE_STRING_FROM_ENUM(AUDIO_STREAM_REROUTING), 225 MAKE_STRING_FROM_ENUM(AUDIO_STREAM_PATCH), 226}; 227 228template<> 229const size_t StreamTypeConverter::mSize = sizeof(StreamTypeConverter::mTable) / 230 sizeof(StreamTypeConverter::mTable[0]); 231 232template <class Traits> 233bool TypeConverter<Traits>::toString(const typename Traits::Type &value, std::string &str) 234{ 235 for (size_t i = 0; i < mSize; i++) { 236 if (mTable[i].value == value) { 237 str = mTable[i].literal; 238 return true; 239 } 240 } 241 return false; 242} 243 244template <class Traits> 245bool TypeConverter<Traits>::fromString(const std::string &str, typename Traits::Type &result) 246{ 247 for (size_t i = 0; i < mSize; i++) { 248 if (strcmp(mTable[i].literal, str.c_str()) == 0) { 249 ALOGV("stringToEnum() found %s", mTable[i].literal); 250 result = mTable[i].value; 251 return true; 252 } 253 } 254 return false; 255} 256 257template <class Traits> 258void TypeConverter<Traits>::collectionFromString(const std::string &str, 259 typename Traits::Collection &collection, 260 const char *del) 261{ 262 char *literal = strdup(str.c_str()); 263 264 for (const char *cstr = strtok(literal, del); cstr != NULL; cstr = strtok(NULL, del)) { 265 typename Traits::Type value; 266 if (fromString(cstr, value)) { 267 collection.add(value); 268 } 269 } 270 free(literal); 271} 272 273template <class Traits> 274uint32_t TypeConverter<Traits>::maskFromString(const std::string &str, const char *del) 275{ 276 char *literal = strdup(str.c_str()); 277 uint32_t value = 0; 278 for (const char *cstr = strtok(literal, del); cstr != NULL; cstr = strtok(NULL, del)) { 279 typename Traits::Type type; 280 if (fromString(cstr, type)) { 281 value |= static_cast<uint32_t>(type); 282 } 283 } 284 free(literal); 285 return value; 286} 287 288template class TypeConverter<DeviceTraits>; 289template class TypeConverter<OutputFlagTraits>; 290template class TypeConverter<InputFlagTraits>; 291template class TypeConverter<FormatTraits>; 292template class TypeConverter<OutputChannelTraits>; 293template class TypeConverter<InputChannelTraits>; 294template class TypeConverter<ChannelIndexTraits>; 295template class TypeConverter<GainModeTraits>; 296template class TypeConverter<StreamTraits>; 297template class TypeConverter<DeviceCategoryTraits>; 298 299}; // namespace android 300 301