1 /* 2 ** 3 ** Copyright 2010, The Android Open Source Project 4 ** 5 ** Licensed under the Apache License, Version 2.0 (the "License"); 6 ** you may not use this file except in compliance with the License. 7 ** You may obtain a copy of the License at 8 ** 9 ** http://www.apache.org/licenses/LICENSE-2.0 10 ** 11 ** Unless required by applicable law or agreed to in writing, software 12 ** distributed under the License is distributed on an "AS IS" BASIS, 13 ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 ** See the License for the specific language governing permissions and 15 ** limitations under the License. 16 */ 17 18 19 //#define LOG_NDEBUG 0 20 #define LOG_TAG "MediaProfiles" 21 22 #include <stdlib.h> 23 #include <utils/Log.h> 24 #include <utils/Vector.h> 25 #include <cutils/properties.h> 26 #include <expat.h> 27 #include <media/MediaProfiles.h> 28 #include <media/stagefright/MediaDebug.h> 29 30 namespace android { 31 32 Mutex MediaProfiles::sLock; 33 bool MediaProfiles::sIsInitialized = false; 34 MediaProfiles *MediaProfiles::sInstance = NULL; 35 36 const MediaProfiles::NameToTagMap MediaProfiles::sVideoEncoderNameMap[] = { 37 {"h263", VIDEO_ENCODER_H263}, 38 {"h264", VIDEO_ENCODER_H264}, 39 {"m4v", VIDEO_ENCODER_MPEG_4_SP} 40 }; 41 42 const MediaProfiles::NameToTagMap MediaProfiles::sAudioEncoderNameMap[] = { 43 {"amrnb", AUDIO_ENCODER_AMR_NB}, 44 {"amrwb", AUDIO_ENCODER_AMR_WB}, 45 {"aac", AUDIO_ENCODER_AAC}, 46 }; 47 48 const MediaProfiles::NameToTagMap MediaProfiles::sFileFormatMap[] = { 49 {"3gp", OUTPUT_FORMAT_THREE_GPP}, 50 {"mp4", OUTPUT_FORMAT_MPEG_4} 51 }; 52 53 const MediaProfiles::NameToTagMap MediaProfiles::sVideoDecoderNameMap[] = { 54 {"wmv", VIDEO_DECODER_WMV} 55 }; 56 57 const MediaProfiles::NameToTagMap MediaProfiles::sAudioDecoderNameMap[] = { 58 {"wma", AUDIO_DECODER_WMA} 59 }; 60 61 const MediaProfiles::NameToTagMap MediaProfiles::sCamcorderQualityNameMap[] = { 62 {"high", CAMCORDER_QUALITY_HIGH}, 63 {"low", CAMCORDER_QUALITY_LOW} 64 }; 65 66 /*static*/ void 67 MediaProfiles::logVideoCodec(const MediaProfiles::VideoCodec& codec) 68 { 69 LOGV("video codec:"); 70 LOGV("codec = %d", codec.mCodec); 71 LOGV("bit rate: %d", codec.mBitRate); 72 LOGV("frame width: %d", codec.mFrameWidth); 73 LOGV("frame height: %d", codec.mFrameHeight); 74 LOGV("frame rate: %d", codec.mFrameRate); 75 } 76 77 /*static*/ void 78 MediaProfiles::logAudioCodec(const MediaProfiles::AudioCodec& codec) 79 { 80 LOGV("audio codec:"); 81 LOGV("codec = %d", codec.mCodec); 82 LOGV("bit rate: %d", codec.mBitRate); 83 LOGV("sample rate: %d", codec.mSampleRate); 84 LOGV("number of channels: %d", codec.mChannels); 85 } 86 87 /*static*/ void 88 MediaProfiles::logVideoEncoderCap(const MediaProfiles::VideoEncoderCap& cap) 89 { 90 LOGV("video encoder cap:"); 91 LOGV("codec = %d", cap.mCodec); 92 LOGV("bit rate: min = %d and max = %d", cap.mMinBitRate, cap.mMaxBitRate); 93 LOGV("frame width: min = %d and max = %d", cap.mMinFrameWidth, cap.mMaxFrameWidth); 94 LOGV("frame height: min = %d and max = %d", cap.mMinFrameHeight, cap.mMaxFrameHeight); 95 LOGV("frame rate: min = %d and max = %d", cap.mMinFrameRate, cap.mMaxFrameRate); 96 } 97 98 /*static*/ void 99 MediaProfiles::logAudioEncoderCap(const MediaProfiles::AudioEncoderCap& cap) 100 { 101 LOGV("audio encoder cap:"); 102 LOGV("codec = %d", cap.mCodec); 103 LOGV("bit rate: min = %d and max = %d", cap.mMinBitRate, cap.mMaxBitRate); 104 LOGV("sample rate: min = %d and max = %d", cap.mMinSampleRate, cap.mMaxSampleRate); 105 LOGV("number of channels: min = %d and max = %d", cap.mMinChannels, cap.mMaxChannels); 106 } 107 108 /*static*/ void 109 MediaProfiles::logVideoDecoderCap(const MediaProfiles::VideoDecoderCap& cap) 110 { 111 LOGV("video decoder cap:"); 112 LOGV("codec = %d", cap.mCodec); 113 } 114 115 /*static*/ void 116 MediaProfiles::logAudioDecoderCap(const MediaProfiles::AudioDecoderCap& cap) 117 { 118 LOGV("audio codec cap:"); 119 LOGV("codec = %d", cap.mCodec); 120 } 121 122 /*static*/ int 123 MediaProfiles::findTagForName(const MediaProfiles::NameToTagMap *map, size_t nMappings, const char *name) 124 { 125 int tag = -1; 126 for (size_t i = 0; i < nMappings; ++i) { 127 if (!strcmp(map[i].name, name)) { 128 tag = map[i].tag; 129 break; 130 } 131 } 132 return tag; 133 } 134 135 /*static*/ MediaProfiles::VideoCodec* 136 MediaProfiles::createVideoCodec(const char **atts, MediaProfiles *profiles) 137 { 138 CHECK(!strcmp("codec", atts[0]) && 139 !strcmp("bitRate", atts[2]) && 140 !strcmp("width", atts[4]) && 141 !strcmp("height", atts[6]) && 142 !strcmp("frameRate", atts[8])); 143 144 const size_t nMappings = sizeof(sVideoEncoderNameMap)/sizeof(sVideoEncoderNameMap[0]); 145 const int codec = findTagForName(sVideoEncoderNameMap, nMappings, atts[1]); 146 CHECK(codec != -1); 147 148 MediaProfiles::VideoCodec *videoCodec = 149 new MediaProfiles::VideoCodec(static_cast<video_encoder>(codec), 150 atoi(atts[3]), atoi(atts[5]), atoi(atts[7]), atoi(atts[9])); 151 logVideoCodec(*videoCodec); 152 153 size_t nCamcorderProfiles; 154 CHECK((nCamcorderProfiles = profiles->mCamcorderProfiles.size()) >= 1); 155 profiles->mCamcorderProfiles[nCamcorderProfiles - 1]->mVideoCodec = videoCodec; 156 return videoCodec; 157 } 158 159 /*static*/ MediaProfiles::AudioCodec* 160 MediaProfiles::createAudioCodec(const char **atts, MediaProfiles *profiles) 161 { 162 CHECK(!strcmp("codec", atts[0]) && 163 !strcmp("bitRate", atts[2]) && 164 !strcmp("sampleRate", atts[4]) && 165 !strcmp("channels", atts[6])); 166 const size_t nMappings = sizeof(sAudioEncoderNameMap)/sizeof(sAudioEncoderNameMap[0]); 167 const int codec = findTagForName(sAudioEncoderNameMap, nMappings, atts[1]); 168 CHECK(codec != -1); 169 170 MediaProfiles::AudioCodec *audioCodec = 171 new MediaProfiles::AudioCodec(static_cast<audio_encoder>(codec), 172 atoi(atts[3]), atoi(atts[5]), atoi(atts[7])); 173 logAudioCodec(*audioCodec); 174 175 size_t nCamcorderProfiles; 176 CHECK((nCamcorderProfiles = profiles->mCamcorderProfiles.size()) >= 1); 177 profiles->mCamcorderProfiles[nCamcorderProfiles - 1]->mAudioCodec = audioCodec; 178 return audioCodec; 179 } 180 /*static*/ MediaProfiles::AudioDecoderCap* 181 MediaProfiles::createAudioDecoderCap(const char **atts) 182 { 183 CHECK(!strcmp("name", atts[0]) && 184 !strcmp("enabled", atts[2])); 185 186 const size_t nMappings = sizeof(sAudioDecoderNameMap)/sizeof(sAudioDecoderNameMap[0]); 187 const int codec = findTagForName(sAudioDecoderNameMap, nMappings, atts[1]); 188 CHECK(codec != -1); 189 190 MediaProfiles::AudioDecoderCap *cap = 191 new MediaProfiles::AudioDecoderCap(static_cast<audio_decoder>(codec)); 192 logAudioDecoderCap(*cap); 193 return cap; 194 } 195 196 /*static*/ MediaProfiles::VideoDecoderCap* 197 MediaProfiles::createVideoDecoderCap(const char **atts) 198 { 199 CHECK(!strcmp("name", atts[0]) && 200 !strcmp("enabled", atts[2])); 201 202 const size_t nMappings = sizeof(sVideoDecoderNameMap)/sizeof(sVideoDecoderNameMap[0]); 203 const int codec = findTagForName(sVideoDecoderNameMap, nMappings, atts[1]); 204 CHECK(codec != -1); 205 206 MediaProfiles::VideoDecoderCap *cap = 207 new MediaProfiles::VideoDecoderCap(static_cast<video_decoder>(codec)); 208 logVideoDecoderCap(*cap); 209 return cap; 210 } 211 212 /*static*/ MediaProfiles::VideoEncoderCap* 213 MediaProfiles::createVideoEncoderCap(const char **atts) 214 { 215 CHECK(!strcmp("name", atts[0]) && 216 !strcmp("enabled", atts[2]) && 217 !strcmp("minBitRate", atts[4]) && 218 !strcmp("maxBitRate", atts[6]) && 219 !strcmp("minFrameWidth", atts[8]) && 220 !strcmp("maxFrameWidth", atts[10]) && 221 !strcmp("minFrameHeight", atts[12]) && 222 !strcmp("maxFrameHeight", atts[14]) && 223 !strcmp("minFrameRate", atts[16]) && 224 !strcmp("maxFrameRate", atts[18])); 225 226 const size_t nMappings = sizeof(sVideoEncoderNameMap)/sizeof(sVideoEncoderNameMap[0]); 227 const int codec = findTagForName(sVideoEncoderNameMap, nMappings, atts[1]); 228 CHECK(codec != -1); 229 230 MediaProfiles::VideoEncoderCap *cap = 231 new MediaProfiles::VideoEncoderCap(static_cast<video_encoder>(codec), 232 atoi(atts[5]), atoi(atts[7]), atoi(atts[9]), atoi(atts[11]), atoi(atts[13]), 233 atoi(atts[15]), atoi(atts[17]), atoi(atts[19])); 234 logVideoEncoderCap(*cap); 235 return cap; 236 } 237 238 /*static*/ MediaProfiles::AudioEncoderCap* 239 MediaProfiles::createAudioEncoderCap(const char **atts) 240 { 241 CHECK(!strcmp("name", atts[0]) && 242 !strcmp("enabled", atts[2]) && 243 !strcmp("minBitRate", atts[4]) && 244 !strcmp("maxBitRate", atts[6]) && 245 !strcmp("minSampleRate", atts[8]) && 246 !strcmp("maxSampleRate", atts[10]) && 247 !strcmp("minChannels", atts[12]) && 248 !strcmp("maxChannels", atts[14])); 249 250 const size_t nMappings = sizeof(sAudioEncoderNameMap)/sizeof(sAudioEncoderNameMap[0]); 251 const int codec = findTagForName(sAudioEncoderNameMap, nMappings, atts[1]); 252 CHECK(codec != -1); 253 254 MediaProfiles::AudioEncoderCap *cap = 255 new MediaProfiles::AudioEncoderCap(static_cast<audio_encoder>(codec), atoi(atts[5]), atoi(atts[7]), 256 atoi(atts[9]), atoi(atts[11]), atoi(atts[13]), 257 atoi(atts[15])); 258 logAudioEncoderCap(*cap); 259 return cap; 260 } 261 262 /*static*/ output_format 263 MediaProfiles::createEncoderOutputFileFormat(const char **atts) 264 { 265 CHECK(!strcmp("name", atts[0])); 266 267 const size_t nMappings =sizeof(sFileFormatMap)/sizeof(sFileFormatMap[0]); 268 const int format = findTagForName(sFileFormatMap, nMappings, atts[1]); 269 CHECK(format != -1); 270 271 return static_cast<output_format>(format); 272 } 273 274 /*static*/ MediaProfiles::CamcorderProfile* 275 MediaProfiles::createCamcorderProfile(const char **atts) 276 { 277 CHECK(!strcmp("quality", atts[0]) && 278 !strcmp("fileFormat", atts[2]) && 279 !strcmp("duration", atts[4])); 280 281 const size_t nProfileMappings = sizeof(sCamcorderQualityNameMap)/sizeof(sCamcorderQualityNameMap[0]); 282 const int quality = findTagForName(sCamcorderQualityNameMap, nProfileMappings, atts[1]); 283 CHECK(quality != -1); 284 285 const size_t nFormatMappings = sizeof(sFileFormatMap)/sizeof(sFileFormatMap[0]); 286 const int fileFormat = findTagForName(sFileFormatMap, nFormatMappings, atts[3]); 287 CHECK(fileFormat != -1); 288 289 MediaProfiles::CamcorderProfile *profile = new MediaProfiles::CamcorderProfile; 290 profile->mFileFormat = static_cast<output_format>(fileFormat); 291 profile->mQuality = static_cast<camcorder_quality>(quality); 292 profile->mDuration = atoi(atts[5]); 293 return profile; 294 } 295 296 /*static*/ int 297 MediaProfiles::getImageEncodingQualityLevel(const char** atts) 298 { 299 CHECK(!strcmp("quality", atts[0])); 300 return atoi(atts[1]); 301 } 302 303 /*static*/ void 304 MediaProfiles::startElementHandler(void *userData, const char *name, const char **atts) 305 { 306 MediaProfiles *profiles = (MediaProfiles *) userData; 307 if (strcmp("Video", name) == 0) { 308 createVideoCodec(atts, profiles); 309 } else if (strcmp("Audio", name) == 0) { 310 createAudioCodec(atts, profiles); 311 } else if (strcmp("VideoEncoderCap", name) == 0 && 312 strcmp("true", atts[3]) == 0) { 313 profiles->mVideoEncoders.add(createVideoEncoderCap(atts)); 314 } else if (strcmp("AudioEncoderCap", name) == 0 && 315 strcmp("true", atts[3]) == 0) { 316 profiles->mAudioEncoders.add(createAudioEncoderCap(atts)); 317 } else if (strcmp("VideoDecoderCap", name) == 0 && 318 strcmp("true", atts[3]) == 0) { 319 profiles->mVideoDecoders.add(createVideoDecoderCap(atts)); 320 } else if (strcmp("AudioDecoderCap", name) == 0 && 321 strcmp("true", atts[3]) == 0) { 322 profiles->mAudioDecoders.add(createAudioDecoderCap(atts)); 323 } else if (strcmp("EncoderOutputFileFormat", name) == 0) { 324 profiles->mEncoderOutputFileFormats.add(createEncoderOutputFileFormat(atts)); 325 } else if (strcmp("EncoderProfile", name) == 0) { 326 profiles->mCamcorderProfiles.add(createCamcorderProfile(atts)); 327 } else if (strcmp("ImageEncoding", name) == 0) { 328 profiles->mImageEncodingQualityLevels.add(getImageEncodingQualityLevel(atts)); 329 } 330 } 331 332 /*static*/ MediaProfiles* 333 MediaProfiles::getInstance() 334 { 335 LOGV("getInstance"); 336 Mutex::Autolock lock(sLock); 337 if (!sIsInitialized) { 338 char value[PROPERTY_VALUE_MAX]; 339 if (property_get("media.settings.xml", value, NULL) <= 0) { 340 const char *defaultXmlFile = "/etc/media_profiles.xml"; 341 FILE *fp = fopen(defaultXmlFile, "r"); 342 if (fp == NULL) { 343 LOGW("could not find media config xml file"); 344 sInstance = createDefaultInstance(); 345 } else { 346 fclose(fp); // close the file first. 347 sInstance = createInstanceFromXmlFile(defaultXmlFile); 348 } 349 } else { 350 sInstance = createInstanceFromXmlFile(value); 351 } 352 } 353 354 return sInstance; 355 } 356 357 /*static*/ MediaProfiles::VideoEncoderCap* 358 MediaProfiles::createDefaultH263VideoEncoderCap() 359 { 360 return new MediaProfiles::VideoEncoderCap( 361 VIDEO_ENCODER_H263, 192000, 420000, 176, 352, 144, 288, 1, 20); 362 } 363 364 /*static*/ MediaProfiles::VideoEncoderCap* 365 MediaProfiles::createDefaultM4vVideoEncoderCap() 366 { 367 return new MediaProfiles::VideoEncoderCap( 368 VIDEO_ENCODER_MPEG_4_SP, 192000, 420000, 176, 352, 144, 288, 1, 20); 369 } 370 371 372 /*static*/ void 373 MediaProfiles::createDefaultVideoEncoders(MediaProfiles *profiles) 374 { 375 profiles->mVideoEncoders.add(createDefaultH263VideoEncoderCap()); 376 profiles->mVideoEncoders.add(createDefaultM4vVideoEncoderCap()); 377 } 378 379 /*static*/ MediaProfiles::CamcorderProfile* 380 MediaProfiles::createDefaultCamcorderHighProfile() 381 { 382 MediaProfiles::VideoCodec *videoCodec = 383 new MediaProfiles::VideoCodec(VIDEO_ENCODER_H263, 360000, 352, 288, 20); 384 385 AudioCodec *audioCodec = new AudioCodec(AUDIO_ENCODER_AMR_NB, 12200, 8000, 1); 386 CamcorderProfile *profile = new CamcorderProfile; 387 profile->mFileFormat = OUTPUT_FORMAT_THREE_GPP; 388 profile->mQuality = CAMCORDER_QUALITY_HIGH; 389 profile->mDuration = 60; 390 profile->mVideoCodec = videoCodec; 391 profile->mAudioCodec = audioCodec; 392 return profile; 393 } 394 395 /*static*/ MediaProfiles::CamcorderProfile* 396 MediaProfiles::createDefaultCamcorderLowProfile() 397 { 398 MediaProfiles::VideoCodec *videoCodec = 399 new MediaProfiles::VideoCodec(VIDEO_ENCODER_H263, 192000, 176, 144, 20); 400 401 MediaProfiles::AudioCodec *audioCodec = 402 new MediaProfiles::AudioCodec(AUDIO_ENCODER_AMR_NB, 12200, 8000, 1); 403 404 MediaProfiles::CamcorderProfile *profile = new MediaProfiles::CamcorderProfile; 405 profile->mFileFormat = OUTPUT_FORMAT_THREE_GPP; 406 profile->mQuality = CAMCORDER_QUALITY_LOW; 407 profile->mDuration = 30; 408 profile->mVideoCodec = videoCodec; 409 profile->mAudioCodec = audioCodec; 410 return profile; 411 } 412 413 /*static*/ void 414 MediaProfiles::createDefaultCamcorderProfiles(MediaProfiles *profiles) 415 { 416 profiles->mCamcorderProfiles.add(createDefaultCamcorderHighProfile()); 417 profiles->mCamcorderProfiles.add(createDefaultCamcorderLowProfile()); 418 } 419 420 /*static*/ void 421 MediaProfiles::createDefaultAudioEncoders(MediaProfiles *profiles) 422 { 423 profiles->mAudioEncoders.add(createDefaultAmrNBEncoderCap()); 424 } 425 426 /*static*/ void 427 MediaProfiles::createDefaultVideoDecoders(MediaProfiles *profiles) 428 { 429 MediaProfiles::VideoDecoderCap *cap = 430 new MediaProfiles::VideoDecoderCap(VIDEO_DECODER_WMV); 431 432 profiles->mVideoDecoders.add(cap); 433 } 434 435 /*static*/ void 436 MediaProfiles::createDefaultAudioDecoders(MediaProfiles *profiles) 437 { 438 MediaProfiles::AudioDecoderCap *cap = 439 new MediaProfiles::AudioDecoderCap(AUDIO_DECODER_WMA); 440 441 profiles->mAudioDecoders.add(cap); 442 } 443 444 /*static*/ void 445 MediaProfiles::createDefaultEncoderOutputFileFormats(MediaProfiles *profiles) 446 { 447 profiles->mEncoderOutputFileFormats.add(OUTPUT_FORMAT_THREE_GPP); 448 profiles->mEncoderOutputFileFormats.add(OUTPUT_FORMAT_MPEG_4); 449 } 450 451 /*static*/ MediaProfiles::AudioEncoderCap* 452 MediaProfiles::createDefaultAmrNBEncoderCap() 453 { 454 return new MediaProfiles::AudioEncoderCap( 455 AUDIO_ENCODER_AMR_NB, 5525, 12200, 8000, 8000, 1, 1); 456 } 457 458 /*static*/ void 459 MediaProfiles::createDefaultImageEncodingQualityLevels(MediaProfiles *profiles) 460 { 461 profiles->mImageEncodingQualityLevels.add(70); 462 profiles->mImageEncodingQualityLevels.add(80); 463 profiles->mImageEncodingQualityLevels.add(90); 464 } 465 466 /*static*/ MediaProfiles* 467 MediaProfiles::createDefaultInstance() 468 { 469 MediaProfiles *profiles = new MediaProfiles; 470 createDefaultCamcorderProfiles(profiles); 471 createDefaultVideoEncoders(profiles); 472 createDefaultAudioEncoders(profiles); 473 createDefaultVideoDecoders(profiles); 474 createDefaultAudioDecoders(profiles); 475 createDefaultEncoderOutputFileFormats(profiles); 476 createDefaultImageEncodingQualityLevels(profiles); 477 sIsInitialized = true; 478 return profiles; 479 } 480 481 /*static*/ MediaProfiles* 482 MediaProfiles::createInstanceFromXmlFile(const char *xml) 483 { 484 FILE *fp = NULL; 485 CHECK((fp = fopen(xml, "r"))); 486 487 XML_Parser parser = ::XML_ParserCreate(NULL); 488 CHECK(parser != NULL); 489 490 MediaProfiles *profiles = new MediaProfiles(); 491 ::XML_SetUserData(parser, profiles); 492 ::XML_SetElementHandler(parser, startElementHandler, NULL); 493 494 /* 495 FIXME: 496 expat is not compiled with -DXML_DTD. We don't have DTD parsing support. 497 498 if (!::XML_SetParamEntityParsing(parser, XML_PARAM_ENTITY_PARSING_ALWAYS)) { 499 LOGE("failed to enable DTD support in the xml file"); 500 return UNKNOWN_ERROR; 501 } 502 503 */ 504 505 const int BUFF_SIZE = 512; 506 for (;;) { 507 void *buff = ::XML_GetBuffer(parser, BUFF_SIZE); 508 if (buff == NULL) { 509 LOGE("failed to in call to XML_GetBuffer()"); 510 delete profiles; 511 profiles = NULL; 512 goto exit; 513 } 514 515 int bytes_read = ::fread(buff, 1, BUFF_SIZE, fp); 516 if (bytes_read < 0) { 517 LOGE("failed in call to read"); 518 delete profiles; 519 profiles = NULL; 520 goto exit; 521 } 522 523 CHECK(::XML_ParseBuffer(parser, bytes_read, bytes_read == 0)); 524 525 if (bytes_read == 0) break; // done parsing the xml file 526 } 527 528 exit: 529 ::XML_ParserFree(parser); 530 ::fclose(fp); 531 if (profiles) { 532 sIsInitialized = true; 533 } 534 return profiles; 535 } 536 537 Vector<output_format> MediaProfiles::getOutputFileFormats() const 538 { 539 return mEncoderOutputFileFormats; // copy out 540 } 541 542 Vector<video_encoder> MediaProfiles::getVideoEncoders() const 543 { 544 Vector<video_encoder> encoders; 545 for (size_t i = 0; i < mVideoEncoders.size(); ++i) { 546 encoders.add(mVideoEncoders[i]->mCodec); 547 } 548 return encoders; // copy out 549 } 550 551 int MediaProfiles::getVideoEncoderParamByName(const char *name, video_encoder codec) const 552 { 553 LOGV("getVideoEncoderParamByName: %s for codec %d", name, codec); 554 int index = -1; 555 for (size_t i = 0, n = mVideoEncoders.size(); i < n; ++i) { 556 if (mVideoEncoders[i]->mCodec == codec) { 557 index = i; 558 break; 559 } 560 } 561 if (index == -1) { 562 LOGE("The given video encoder %d is not found", codec); 563 return -1; 564 } 565 566 if (!strcmp("enc.vid.width.min", name)) return mVideoEncoders[index]->mMinFrameWidth; 567 if (!strcmp("enc.vid.width.max", name)) return mVideoEncoders[index]->mMaxFrameWidth; 568 if (!strcmp("enc.vid.height.min", name)) return mVideoEncoders[index]->mMinFrameHeight; 569 if (!strcmp("enc.vid.height.max", name)) return mVideoEncoders[index]->mMaxFrameHeight; 570 if (!strcmp("enc.vid.bps.min", name)) return mVideoEncoders[index]->mMinBitRate; 571 if (!strcmp("enc.vid.bps.max", name)) return mVideoEncoders[index]->mMaxBitRate; 572 if (!strcmp("enc.vid.fps.min", name)) return mVideoEncoders[index]->mMinFrameRate; 573 if (!strcmp("enc.vid.fps.max", name)) return mVideoEncoders[index]->mMaxFrameRate; 574 575 LOGE("The given video encoder param name %s is not found", name); 576 return -1; 577 } 578 579 Vector<audio_encoder> MediaProfiles::getAudioEncoders() const 580 { 581 Vector<audio_encoder> encoders; 582 for (size_t i = 0; i < mAudioEncoders.size(); ++i) { 583 encoders.add(mAudioEncoders[i]->mCodec); 584 } 585 return encoders; // copy out 586 } 587 588 int MediaProfiles::getAudioEncoderParamByName(const char *name, audio_encoder codec) const 589 { 590 LOGV("getAudioEncoderParamByName: %s for codec %d", name, codec); 591 int index = -1; 592 for (size_t i = 0, n = mAudioEncoders.size(); i < n; ++i) { 593 if (mAudioEncoders[i]->mCodec == codec) { 594 index = i; 595 break; 596 } 597 } 598 if (index == -1) { 599 LOGE("The given audio encoder %d is not found", codec); 600 return -1; 601 } 602 603 if (!strcmp("enc.aud.ch.min", name)) return mAudioEncoders[index]->mMinChannels; 604 if (!strcmp("enc.aud.ch.max", name)) return mAudioEncoders[index]->mMaxChannels; 605 if (!strcmp("enc.aud.bps.min", name)) return mAudioEncoders[index]->mMinBitRate; 606 if (!strcmp("enc.aud.bps.max", name)) return mAudioEncoders[index]->mMaxBitRate; 607 if (!strcmp("enc.aud.hz.min", name)) return mAudioEncoders[index]->mMinSampleRate; 608 if (!strcmp("enc.aud.hz.max", name)) return mAudioEncoders[index]->mMaxSampleRate; 609 610 LOGE("The given audio encoder param name %s is not found", name); 611 return -1; 612 } 613 614 Vector<video_decoder> MediaProfiles::getVideoDecoders() const 615 { 616 Vector<video_decoder> decoders; 617 for (size_t i = 0; i < mVideoDecoders.size(); ++i) { 618 decoders.add(mVideoDecoders[i]->mCodec); 619 } 620 return decoders; // copy out 621 } 622 623 Vector<audio_decoder> MediaProfiles::getAudioDecoders() const 624 { 625 Vector<audio_decoder> decoders; 626 for (size_t i = 0; i < mAudioDecoders.size(); ++i) { 627 decoders.add(mAudioDecoders[i]->mCodec); 628 } 629 return decoders; // copy out 630 } 631 632 int MediaProfiles::getCamcorderProfileParamByName(const char *name, camcorder_quality quality) const 633 { 634 LOGV("getCamcorderProfileParamByName: %s for quality %d", name, quality); 635 636 int index = -1; 637 for (size_t i = 0, n = mCamcorderProfiles.size(); i < n; ++i) { 638 if (mCamcorderProfiles[i]->mQuality == quality) { 639 index = i; 640 break; 641 } 642 } 643 if (index == -1) { 644 LOGE("The given camcorder profile quality %d is not found", quality); 645 return -1; 646 } 647 648 if (!strcmp("duration", name)) return mCamcorderProfiles[index]->mDuration; 649 if (!strcmp("file.format", name)) return mCamcorderProfiles[index]->mFileFormat; 650 if (!strcmp("vid.codec", name)) return mCamcorderProfiles[index]->mVideoCodec->mCodec; 651 if (!strcmp("vid.width", name)) return mCamcorderProfiles[index]->mVideoCodec->mFrameWidth; 652 if (!strcmp("vid.height", name)) return mCamcorderProfiles[index]->mVideoCodec->mFrameHeight; 653 if (!strcmp("vid.bps", name)) return mCamcorderProfiles[index]->mVideoCodec->mBitRate; 654 if (!strcmp("vid.fps", name)) return mCamcorderProfiles[index]->mVideoCodec->mFrameRate; 655 if (!strcmp("aud.codec", name)) return mCamcorderProfiles[index]->mAudioCodec->mCodec; 656 if (!strcmp("aud.bps", name)) return mCamcorderProfiles[index]->mAudioCodec->mBitRate; 657 if (!strcmp("aud.ch", name)) return mCamcorderProfiles[index]->mAudioCodec->mChannels; 658 if (!strcmp("aud.hz", name)) return mCamcorderProfiles[index]->mAudioCodec->mSampleRate; 659 660 LOGE("The given camcorder profile param name %s is not found", name); 661 return -1; 662 } 663 664 Vector<int> MediaProfiles::getImageEncodingQualityLevels() const 665 { 666 return mImageEncodingQualityLevels; // copy out 667 } 668 669 MediaProfiles::~MediaProfiles() 670 { 671 CHECK("destructor should never be called" == 0); 672 #if 0 673 for (size_t i = 0; i < mAudioEncoders.size(); ++i) { 674 delete mAudioEncoders[i]; 675 } 676 mAudioEncoders.clear(); 677 678 for (size_t i = 0; i < mVideoEncoders.size(); ++i) { 679 delete mVideoEncoders[i]; 680 } 681 mVideoEncoders.clear(); 682 683 for (size_t i = 0; i < mVideoDecoders.size(); ++i) { 684 delete mVideoDecoders[i]; 685 } 686 mVideoDecoders.clear(); 687 688 for (size_t i = 0; i < mAudioDecoders.size(); ++i) { 689 delete mAudioDecoders[i]; 690 } 691 mAudioDecoders.clear(); 692 693 for (size_t i = 0; i < mCamcorderProfiles.size(); ++i) { 694 delete mCamcorderProfiles[i]; 695 } 696 mCamcorderProfiles.clear(); 697 #endif 698 } 699 } // namespace android 700