1 /* 2 * Copyright (C) 2009 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 //#define LOG_NDEBUG 0 18 #define LOG_TAG "Utils" 19 #include <utils/Log.h> 20 #include <ctype.h> 21 #include <stdio.h> 22 #include <sys/stat.h> 23 24 #include <utility> 25 #include <vector> 26 27 #include "include/ESDS.h" 28 #include "include/HevcUtils.h" 29 30 #include <arpa/inet.h> 31 #include <cutils/properties.h> 32 #include <media/openmax/OMX_Audio.h> 33 #include <media/openmax/OMX_Video.h> 34 #include <media/openmax/OMX_VideoExt.h> 35 #include <media/stagefright/CodecBase.h> 36 #include <media/stagefright/foundation/ABuffer.h> 37 #include <media/stagefright/foundation/ADebug.h> 38 #include <media/stagefright/foundation/ALookup.h> 39 #include <media/stagefright/foundation/AMessage.h> 40 #include <media/stagefright/MetaData.h> 41 #include <media/stagefright/MediaDefs.h> 42 #include <media/AudioSystem.h> 43 #include <media/MediaPlayerInterface.h> 44 #include <media/stagefright/Utils.h> 45 #include <media/AudioParameter.h> 46 #include <system/audio.h> 47 48 namespace android { 49 50 uint16_t U16_AT(const uint8_t *ptr) { 51 return ptr[0] << 8 | ptr[1]; 52 } 53 54 uint32_t U32_AT(const uint8_t *ptr) { 55 return ptr[0] << 24 | ptr[1] << 16 | ptr[2] << 8 | ptr[3]; 56 } 57 58 uint64_t U64_AT(const uint8_t *ptr) { 59 return ((uint64_t)U32_AT(ptr)) << 32 | U32_AT(ptr + 4); 60 } 61 62 uint16_t U16LE_AT(const uint8_t *ptr) { 63 return ptr[0] | (ptr[1] << 8); 64 } 65 66 uint32_t U32LE_AT(const uint8_t *ptr) { 67 return ptr[3] << 24 | ptr[2] << 16 | ptr[1] << 8 | ptr[0]; 68 } 69 70 uint64_t U64LE_AT(const uint8_t *ptr) { 71 return ((uint64_t)U32LE_AT(ptr + 4)) << 32 | U32LE_AT(ptr); 72 } 73 74 // XXX warning: these won't work on big-endian host. 75 uint64_t ntoh64(uint64_t x) { 76 return ((uint64_t)ntohl(x & 0xffffffff) << 32) | ntohl(x >> 32); 77 } 78 79 uint64_t hton64(uint64_t x) { 80 return ((uint64_t)htonl(x & 0xffffffff) << 32) | htonl(x >> 32); 81 } 82 83 static status_t copyNALUToABuffer(sp<ABuffer> *buffer, const uint8_t *ptr, size_t length) { 84 if (((*buffer)->size() + 4 + length) > ((*buffer)->capacity() - (*buffer)->offset())) { 85 sp<ABuffer> tmpBuffer = new (std::nothrow) ABuffer((*buffer)->size() + 4 + length + 1024); 86 if (tmpBuffer.get() == NULL || tmpBuffer->base() == NULL) { 87 return NO_MEMORY; 88 } 89 memcpy(tmpBuffer->data(), (*buffer)->data(), (*buffer)->size()); 90 tmpBuffer->setRange(0, (*buffer)->size()); 91 (*buffer) = tmpBuffer; 92 } 93 94 memcpy((*buffer)->data() + (*buffer)->size(), "\x00\x00\x00\x01", 4); 95 memcpy((*buffer)->data() + (*buffer)->size() + 4, ptr, length); 96 (*buffer)->setRange((*buffer)->offset(), (*buffer)->size() + 4 + length); 97 return OK; 98 } 99 100 #if 0 101 static void convertMetaDataToMessageInt32( 102 const sp<MetaData> &meta, sp<AMessage> &msg, uint32_t key, const char *name) { 103 int32_t value; 104 if (meta->findInt32(key, &value)) { 105 msg->setInt32(name, value); 106 } 107 } 108 #endif 109 110 static void convertMetaDataToMessageColorAspects(const sp<MetaData> &meta, sp<AMessage> &msg) { 111 // 0 values are unspecified 112 int32_t range = 0; 113 int32_t primaries = 0; 114 int32_t transferFunction = 0; 115 int32_t colorMatrix = 0; 116 meta->findInt32(kKeyColorRange, &range); 117 meta->findInt32(kKeyColorPrimaries, &primaries); 118 meta->findInt32(kKeyTransferFunction, &transferFunction); 119 meta->findInt32(kKeyColorMatrix, &colorMatrix); 120 ColorAspects colorAspects; 121 memset(&colorAspects, 0, sizeof(colorAspects)); 122 colorAspects.mRange = (ColorAspects::Range)range; 123 colorAspects.mPrimaries = (ColorAspects::Primaries)primaries; 124 colorAspects.mTransfer = (ColorAspects::Transfer)transferFunction; 125 colorAspects.mMatrixCoeffs = (ColorAspects::MatrixCoeffs)colorMatrix; 126 127 int32_t rangeMsg, standardMsg, transferMsg; 128 if (CodecBase::convertCodecColorAspectsToPlatformAspects( 129 colorAspects, &rangeMsg, &standardMsg, &transferMsg) != OK) { 130 return; 131 } 132 133 // save specified values to msg 134 if (rangeMsg != 0) { 135 msg->setInt32("color-range", rangeMsg); 136 } 137 if (standardMsg != 0) { 138 msg->setInt32("color-standard", standardMsg); 139 } 140 if (transferMsg != 0) { 141 msg->setInt32("color-transfer", transferMsg); 142 } 143 } 144 145 static bool isHdr(const sp<AMessage> &format) { 146 // if CSD specifies HDR transfer(s), we assume HDR. Otherwise, if it specifies non-HDR 147 // transfers, we must assume non-HDR. This is because CSD trumps any color-transfer key 148 // in the format. 149 int32_t isHdr; 150 if (format->findInt32("android._is-hdr", &isHdr)) { 151 return isHdr; 152 } 153 154 // if user/container supplied HDR static info without transfer set, assume true 155 if (format->contains("hdr-static-info") && !format->contains("color-transfer")) { 156 return true; 157 } 158 // otherwise, verify that an HDR transfer function is set 159 int32_t transfer; 160 if (format->findInt32("color-transfer", &transfer)) { 161 return transfer == ColorUtils::kColorTransferST2084 162 || transfer == ColorUtils::kColorTransferHLG; 163 } 164 return false; 165 } 166 167 static void parseAacProfileFromCsd(const sp<ABuffer> &csd, sp<AMessage> &format) { 168 if (csd->size() < 2) { 169 return; 170 } 171 172 uint16_t audioObjectType = U16_AT((uint8_t*)csd->data()); 173 if ((audioObjectType & 0xF800) == 0xF800) { 174 audioObjectType = 32 + ((audioObjectType >> 5) & 0x3F); 175 } else { 176 audioObjectType >>= 11; 177 } 178 179 const static ALookup<uint16_t, OMX_AUDIO_AACPROFILETYPE> profiles { 180 { 1, OMX_AUDIO_AACObjectMain }, 181 { 2, OMX_AUDIO_AACObjectLC }, 182 { 3, OMX_AUDIO_AACObjectSSR }, 183 { 4, OMX_AUDIO_AACObjectLTP }, 184 { 5, OMX_AUDIO_AACObjectHE }, 185 { 6, OMX_AUDIO_AACObjectScalable }, 186 { 17, OMX_AUDIO_AACObjectERLC }, 187 { 23, OMX_AUDIO_AACObjectLD }, 188 { 29, OMX_AUDIO_AACObjectHE_PS }, 189 { 39, OMX_AUDIO_AACObjectELD }, 190 }; 191 192 OMX_AUDIO_AACPROFILETYPE profile; 193 if (profiles.map(audioObjectType, &profile)) { 194 format->setInt32("profile", profile); 195 } 196 } 197 198 static void parseAvcProfileLevelFromAvcc(const uint8_t *ptr, size_t size, sp<AMessage> &format) { 199 if (size < 4 || ptr[0] != 1) { // configurationVersion == 1 200 return; 201 } 202 const uint8_t profile = ptr[1]; 203 const uint8_t constraints = ptr[2]; 204 const uint8_t level = ptr[3]; 205 206 const static ALookup<uint8_t, OMX_VIDEO_AVCLEVELTYPE> levels { 207 { 9, OMX_VIDEO_AVCLevel1b }, // technically, 9 is only used for High+ profiles 208 { 10, OMX_VIDEO_AVCLevel1 }, 209 { 11, OMX_VIDEO_AVCLevel11 }, // prefer level 1.1 for the value 11 210 { 11, OMX_VIDEO_AVCLevel1b }, 211 { 12, OMX_VIDEO_AVCLevel12 }, 212 { 13, OMX_VIDEO_AVCLevel13 }, 213 { 20, OMX_VIDEO_AVCLevel2 }, 214 { 21, OMX_VIDEO_AVCLevel21 }, 215 { 22, OMX_VIDEO_AVCLevel22 }, 216 { 30, OMX_VIDEO_AVCLevel3 }, 217 { 31, OMX_VIDEO_AVCLevel31 }, 218 { 32, OMX_VIDEO_AVCLevel32 }, 219 { 40, OMX_VIDEO_AVCLevel4 }, 220 { 41, OMX_VIDEO_AVCLevel41 }, 221 { 42, OMX_VIDEO_AVCLevel42 }, 222 { 50, OMX_VIDEO_AVCLevel5 }, 223 { 51, OMX_VIDEO_AVCLevel51 }, 224 { 52, OMX_VIDEO_AVCLevel52 }, 225 }; 226 const static ALookup<uint8_t, OMX_VIDEO_AVCPROFILETYPE> profiles { 227 { 66, OMX_VIDEO_AVCProfileBaseline }, 228 { 77, OMX_VIDEO_AVCProfileMain }, 229 { 88, OMX_VIDEO_AVCProfileExtended }, 230 { 100, OMX_VIDEO_AVCProfileHigh }, 231 { 110, OMX_VIDEO_AVCProfileHigh10 }, 232 { 122, OMX_VIDEO_AVCProfileHigh422 }, 233 { 244, OMX_VIDEO_AVCProfileHigh444 }, 234 }; 235 236 // set profile & level if they are recognized 237 OMX_VIDEO_AVCPROFILETYPE codecProfile; 238 OMX_VIDEO_AVCLEVELTYPE codecLevel; 239 if (profiles.map(profile, &codecProfile)) { 240 format->setInt32("profile", codecProfile); 241 if (levels.map(level, &codecLevel)) { 242 // for 9 && 11 decide level based on profile and constraint_set3 flag 243 if (level == 11 && (profile == 66 || profile == 77 || profile == 88)) { 244 codecLevel = (constraints & 0x10) ? OMX_VIDEO_AVCLevel1b : OMX_VIDEO_AVCLevel11; 245 } 246 format->setInt32("level", codecLevel); 247 } 248 } 249 } 250 251 static void parseH263ProfileLevelFromD263(const uint8_t *ptr, size_t size, sp<AMessage> &format) { 252 if (size < 7) { 253 return; 254 } 255 256 const uint8_t profile = ptr[6]; 257 const uint8_t level = ptr[5]; 258 259 const static ALookup<uint8_t, OMX_VIDEO_H263PROFILETYPE> profiles { 260 { 0, OMX_VIDEO_H263ProfileBaseline }, 261 { 1, OMX_VIDEO_H263ProfileH320Coding }, 262 { 2, OMX_VIDEO_H263ProfileBackwardCompatible }, 263 { 3, OMX_VIDEO_H263ProfileISWV2 }, 264 { 4, OMX_VIDEO_H263ProfileISWV3 }, 265 { 5, OMX_VIDEO_H263ProfileHighCompression }, 266 { 6, OMX_VIDEO_H263ProfileInternet }, 267 { 7, OMX_VIDEO_H263ProfileInterlace }, 268 { 8, OMX_VIDEO_H263ProfileHighLatency }, 269 }; 270 271 const static ALookup<uint8_t, OMX_VIDEO_H263LEVELTYPE> levels { 272 { 10, OMX_VIDEO_H263Level10 }, 273 { 20, OMX_VIDEO_H263Level20 }, 274 { 30, OMX_VIDEO_H263Level30 }, 275 { 40, OMX_VIDEO_H263Level40 }, 276 { 45, OMX_VIDEO_H263Level45 }, 277 { 50, OMX_VIDEO_H263Level50 }, 278 { 60, OMX_VIDEO_H263Level60 }, 279 { 70, OMX_VIDEO_H263Level70 }, 280 }; 281 282 // set profile & level if they are recognized 283 OMX_VIDEO_H263PROFILETYPE codecProfile; 284 OMX_VIDEO_H263LEVELTYPE codecLevel; 285 if (profiles.map(profile, &codecProfile)) { 286 format->setInt32("profile", codecProfile); 287 if (levels.map(level, &codecLevel)) { 288 format->setInt32("level", codecLevel); 289 } 290 } 291 } 292 293 static void parseHevcProfileLevelFromHvcc(const uint8_t *ptr, size_t size, sp<AMessage> &format) { 294 if (size < 13 || ptr[0] != 1) { // configurationVersion == 1 295 return; 296 } 297 298 const uint8_t profile = ptr[1] & 0x1F; 299 const uint8_t tier = (ptr[1] & 0x20) >> 5; 300 const uint8_t level = ptr[12]; 301 302 const static ALookup<std::pair<uint8_t, uint8_t>, OMX_VIDEO_HEVCLEVELTYPE> levels { 303 { { 0, 30 }, OMX_VIDEO_HEVCMainTierLevel1 }, 304 { { 0, 60 }, OMX_VIDEO_HEVCMainTierLevel2 }, 305 { { 0, 63 }, OMX_VIDEO_HEVCMainTierLevel21 }, 306 { { 0, 90 }, OMX_VIDEO_HEVCMainTierLevel3 }, 307 { { 0, 93 }, OMX_VIDEO_HEVCMainTierLevel31 }, 308 { { 0, 120 }, OMX_VIDEO_HEVCMainTierLevel4 }, 309 { { 0, 123 }, OMX_VIDEO_HEVCMainTierLevel41 }, 310 { { 0, 150 }, OMX_VIDEO_HEVCMainTierLevel5 }, 311 { { 0, 153 }, OMX_VIDEO_HEVCMainTierLevel51 }, 312 { { 0, 156 }, OMX_VIDEO_HEVCMainTierLevel52 }, 313 { { 0, 180 }, OMX_VIDEO_HEVCMainTierLevel6 }, 314 { { 0, 183 }, OMX_VIDEO_HEVCMainTierLevel61 }, 315 { { 0, 186 }, OMX_VIDEO_HEVCMainTierLevel62 }, 316 { { 1, 30 }, OMX_VIDEO_HEVCHighTierLevel1 }, 317 { { 1, 60 }, OMX_VIDEO_HEVCHighTierLevel2 }, 318 { { 1, 63 }, OMX_VIDEO_HEVCHighTierLevel21 }, 319 { { 1, 90 }, OMX_VIDEO_HEVCHighTierLevel3 }, 320 { { 1, 93 }, OMX_VIDEO_HEVCHighTierLevel31 }, 321 { { 1, 120 }, OMX_VIDEO_HEVCHighTierLevel4 }, 322 { { 1, 123 }, OMX_VIDEO_HEVCHighTierLevel41 }, 323 { { 1, 150 }, OMX_VIDEO_HEVCHighTierLevel5 }, 324 { { 1, 153 }, OMX_VIDEO_HEVCHighTierLevel51 }, 325 { { 1, 156 }, OMX_VIDEO_HEVCHighTierLevel52 }, 326 { { 1, 180 }, OMX_VIDEO_HEVCHighTierLevel6 }, 327 { { 1, 183 }, OMX_VIDEO_HEVCHighTierLevel61 }, 328 { { 1, 186 }, OMX_VIDEO_HEVCHighTierLevel62 }, 329 }; 330 331 const static ALookup<uint8_t, OMX_VIDEO_HEVCPROFILETYPE> profiles { 332 { 1, OMX_VIDEO_HEVCProfileMain }, 333 { 2, OMX_VIDEO_HEVCProfileMain10 }, 334 }; 335 336 // set profile & level if they are recognized 337 OMX_VIDEO_HEVCPROFILETYPE codecProfile; 338 OMX_VIDEO_HEVCLEVELTYPE codecLevel; 339 if (!profiles.map(profile, &codecProfile)) { 340 if (ptr[2] & 0x40 /* general compatibility flag 1 */) { 341 codecProfile = OMX_VIDEO_HEVCProfileMain; 342 } else if (ptr[2] & 0x20 /* general compatibility flag 2 */) { 343 codecProfile = OMX_VIDEO_HEVCProfileMain10; 344 } else { 345 return; 346 } 347 } 348 349 // bump to HDR profile 350 if (isHdr(format) && codecProfile == OMX_VIDEO_HEVCProfileMain10) { 351 codecProfile = OMX_VIDEO_HEVCProfileMain10HDR10; 352 } 353 354 format->setInt32("profile", codecProfile); 355 if (levels.map(std::make_pair(tier, level), &codecLevel)) { 356 format->setInt32("level", codecLevel); 357 } 358 } 359 360 static void parseMpeg2ProfileLevelFromHeader( 361 const uint8_t *data, size_t size, sp<AMessage> &format) { 362 // find sequence extension 363 const uint8_t *seq = (const uint8_t*)memmem(data, size, "\x00\x00\x01\xB5", 4); 364 if (seq != NULL && seq + 5 < data + size) { 365 const uint8_t start_code = seq[4] >> 4; 366 if (start_code != 1 /* sequence extension ID */) { 367 return; 368 } 369 const uint8_t indication = ((seq[4] & 0xF) << 4) | ((seq[5] & 0xF0) >> 4); 370 371 const static ALookup<uint8_t, OMX_VIDEO_MPEG2PROFILETYPE> profiles { 372 { 0x50, OMX_VIDEO_MPEG2ProfileSimple }, 373 { 0x40, OMX_VIDEO_MPEG2ProfileMain }, 374 { 0x30, OMX_VIDEO_MPEG2ProfileSNR }, 375 { 0x20, OMX_VIDEO_MPEG2ProfileSpatial }, 376 { 0x10, OMX_VIDEO_MPEG2ProfileHigh }, 377 }; 378 379 const static ALookup<uint8_t, OMX_VIDEO_MPEG2LEVELTYPE> levels { 380 { 0x0A, OMX_VIDEO_MPEG2LevelLL }, 381 { 0x08, OMX_VIDEO_MPEG2LevelML }, 382 { 0x06, OMX_VIDEO_MPEG2LevelH14 }, 383 { 0x04, OMX_VIDEO_MPEG2LevelHL }, 384 { 0x02, OMX_VIDEO_MPEG2LevelHP }, 385 }; 386 387 const static ALookup<uint8_t, 388 std::pair<OMX_VIDEO_MPEG2PROFILETYPE, OMX_VIDEO_MPEG2LEVELTYPE>> escapes { 389 /* unsupported 390 { 0x8E, { XXX_MPEG2ProfileMultiView, OMX_VIDEO_MPEG2LevelLL } }, 391 { 0x8D, { XXX_MPEG2ProfileMultiView, OMX_VIDEO_MPEG2LevelML } }, 392 { 0x8B, { XXX_MPEG2ProfileMultiView, OMX_VIDEO_MPEG2LevelH14 } }, 393 { 0x8A, { XXX_MPEG2ProfileMultiView, OMX_VIDEO_MPEG2LevelHL } }, */ 394 { 0x85, { OMX_VIDEO_MPEG2Profile422, OMX_VIDEO_MPEG2LevelML } }, 395 { 0x82, { OMX_VIDEO_MPEG2Profile422, OMX_VIDEO_MPEG2LevelHL } }, 396 }; 397 398 OMX_VIDEO_MPEG2PROFILETYPE profile; 399 OMX_VIDEO_MPEG2LEVELTYPE level; 400 std::pair<OMX_VIDEO_MPEG2PROFILETYPE, OMX_VIDEO_MPEG2LEVELTYPE> profileLevel; 401 if (escapes.map(indication, &profileLevel)) { 402 format->setInt32("profile", profileLevel.first); 403 format->setInt32("level", profileLevel.second); 404 } else if (profiles.map(indication & 0x70, &profile)) { 405 format->setInt32("profile", profile); 406 if (levels.map(indication & 0xF, &level)) { 407 format->setInt32("level", level); 408 } 409 } 410 } 411 } 412 413 static void parseMpeg2ProfileLevelFromEsds(ESDS &esds, sp<AMessage> &format) { 414 // esds seems to only contain the profile for MPEG-2 415 uint8_t objType; 416 if (esds.getObjectTypeIndication(&objType) == OK) { 417 const static ALookup<uint8_t, OMX_VIDEO_MPEG2PROFILETYPE> profiles{ 418 { 0x60, OMX_VIDEO_MPEG2ProfileSimple }, 419 { 0x61, OMX_VIDEO_MPEG2ProfileMain }, 420 { 0x62, OMX_VIDEO_MPEG2ProfileSNR }, 421 { 0x63, OMX_VIDEO_MPEG2ProfileSpatial }, 422 { 0x64, OMX_VIDEO_MPEG2ProfileHigh }, 423 { 0x65, OMX_VIDEO_MPEG2Profile422 }, 424 }; 425 426 OMX_VIDEO_MPEG2PROFILETYPE profile; 427 if (profiles.map(objType, &profile)) { 428 format->setInt32("profile", profile); 429 } 430 } 431 } 432 433 static void parseMpeg4ProfileLevelFromCsd(const sp<ABuffer> &csd, sp<AMessage> &format) { 434 const uint8_t *data = csd->data(); 435 // find visual object sequence 436 const uint8_t *seq = (const uint8_t*)memmem(data, csd->size(), "\x00\x00\x01\xB0", 4); 437 if (seq != NULL && seq + 4 < data + csd->size()) { 438 const uint8_t indication = seq[4]; 439 440 const static ALookup<uint8_t, 441 std::pair<OMX_VIDEO_MPEG4PROFILETYPE, OMX_VIDEO_MPEG4LEVELTYPE>> table { 442 { 0b00000001, { OMX_VIDEO_MPEG4ProfileSimple, OMX_VIDEO_MPEG4Level1 } }, 443 { 0b00000010, { OMX_VIDEO_MPEG4ProfileSimple, OMX_VIDEO_MPEG4Level2 } }, 444 { 0b00000011, { OMX_VIDEO_MPEG4ProfileSimple, OMX_VIDEO_MPEG4Level3 } }, 445 { 0b00000100, { OMX_VIDEO_MPEG4ProfileSimple, OMX_VIDEO_MPEG4Level4a } }, 446 { 0b00000101, { OMX_VIDEO_MPEG4ProfileSimple, OMX_VIDEO_MPEG4Level5 } }, 447 { 0b00000110, { OMX_VIDEO_MPEG4ProfileSimple, OMX_VIDEO_MPEG4Level6 } }, 448 { 0b00001000, { OMX_VIDEO_MPEG4ProfileSimple, OMX_VIDEO_MPEG4Level0 } }, 449 { 0b00001001, { OMX_VIDEO_MPEG4ProfileSimple, OMX_VIDEO_MPEG4Level0b } }, 450 { 0b00010000, { OMX_VIDEO_MPEG4ProfileSimpleScalable, OMX_VIDEO_MPEG4Level0 } }, 451 { 0b00010001, { OMX_VIDEO_MPEG4ProfileSimpleScalable, OMX_VIDEO_MPEG4Level1 } }, 452 { 0b00010010, { OMX_VIDEO_MPEG4ProfileSimpleScalable, OMX_VIDEO_MPEG4Level2 } }, 453 /* unsupported 454 { 0b00011101, { XXX_MPEG4ProfileSimpleScalableER, OMX_VIDEO_MPEG4Level0 } }, 455 { 0b00011110, { XXX_MPEG4ProfileSimpleScalableER, OMX_VIDEO_MPEG4Level1 } }, 456 { 0b00011111, { XXX_MPEG4ProfileSimpleScalableER, OMX_VIDEO_MPEG4Level2 } }, */ 457 { 0b00100001, { OMX_VIDEO_MPEG4ProfileCore, OMX_VIDEO_MPEG4Level1 } }, 458 { 0b00100010, { OMX_VIDEO_MPEG4ProfileCore, OMX_VIDEO_MPEG4Level2 } }, 459 { 0b00110010, { OMX_VIDEO_MPEG4ProfileMain, OMX_VIDEO_MPEG4Level2 } }, 460 { 0b00110011, { OMX_VIDEO_MPEG4ProfileMain, OMX_VIDEO_MPEG4Level3 } }, 461 { 0b00110100, { OMX_VIDEO_MPEG4ProfileMain, OMX_VIDEO_MPEG4Level4 } }, 462 /* deprecated 463 { 0b01000010, { OMX_VIDEO_MPEG4ProfileNbit, OMX_VIDEO_MPEG4Level2 } }, */ 464 { 0b01010001, { OMX_VIDEO_MPEG4ProfileScalableTexture, OMX_VIDEO_MPEG4Level1 } }, 465 { 0b01100001, { OMX_VIDEO_MPEG4ProfileSimpleFace, OMX_VIDEO_MPEG4Level1 } }, 466 { 0b01100010, { OMX_VIDEO_MPEG4ProfileSimpleFace, OMX_VIDEO_MPEG4Level2 } }, 467 { 0b01100011, { OMX_VIDEO_MPEG4ProfileSimpleFBA, OMX_VIDEO_MPEG4Level1 } }, 468 { 0b01100100, { OMX_VIDEO_MPEG4ProfileSimpleFBA, OMX_VIDEO_MPEG4Level2 } }, 469 { 0b01110001, { OMX_VIDEO_MPEG4ProfileBasicAnimated, OMX_VIDEO_MPEG4Level1 } }, 470 { 0b01110010, { OMX_VIDEO_MPEG4ProfileBasicAnimated, OMX_VIDEO_MPEG4Level2 } }, 471 { 0b10000001, { OMX_VIDEO_MPEG4ProfileHybrid, OMX_VIDEO_MPEG4Level1 } }, 472 { 0b10000010, { OMX_VIDEO_MPEG4ProfileHybrid, OMX_VIDEO_MPEG4Level2 } }, 473 { 0b10010001, { OMX_VIDEO_MPEG4ProfileAdvancedRealTime, OMX_VIDEO_MPEG4Level1 } }, 474 { 0b10010010, { OMX_VIDEO_MPEG4ProfileAdvancedRealTime, OMX_VIDEO_MPEG4Level2 } }, 475 { 0b10010011, { OMX_VIDEO_MPEG4ProfileAdvancedRealTime, OMX_VIDEO_MPEG4Level3 } }, 476 { 0b10010100, { OMX_VIDEO_MPEG4ProfileAdvancedRealTime, OMX_VIDEO_MPEG4Level4 } }, 477 { 0b10100001, { OMX_VIDEO_MPEG4ProfileCoreScalable, OMX_VIDEO_MPEG4Level1 } }, 478 { 0b10100010, { OMX_VIDEO_MPEG4ProfileCoreScalable, OMX_VIDEO_MPEG4Level2 } }, 479 { 0b10100011, { OMX_VIDEO_MPEG4ProfileCoreScalable, OMX_VIDEO_MPEG4Level3 } }, 480 { 0b10110001, { OMX_VIDEO_MPEG4ProfileAdvancedCoding, OMX_VIDEO_MPEG4Level1 } }, 481 { 0b10110010, { OMX_VIDEO_MPEG4ProfileAdvancedCoding, OMX_VIDEO_MPEG4Level2 } }, 482 { 0b10110011, { OMX_VIDEO_MPEG4ProfileAdvancedCoding, OMX_VIDEO_MPEG4Level3 } }, 483 { 0b10110100, { OMX_VIDEO_MPEG4ProfileAdvancedCoding, OMX_VIDEO_MPEG4Level4 } }, 484 { 0b11000001, { OMX_VIDEO_MPEG4ProfileAdvancedCore, OMX_VIDEO_MPEG4Level1 } }, 485 { 0b11000010, { OMX_VIDEO_MPEG4ProfileAdvancedCore, OMX_VIDEO_MPEG4Level2 } }, 486 { 0b11010001, { OMX_VIDEO_MPEG4ProfileAdvancedScalable, OMX_VIDEO_MPEG4Level1 } }, 487 { 0b11010010, { OMX_VIDEO_MPEG4ProfileAdvancedScalable, OMX_VIDEO_MPEG4Level2 } }, 488 { 0b11010011, { OMX_VIDEO_MPEG4ProfileAdvancedScalable, OMX_VIDEO_MPEG4Level3 } }, 489 /* unsupported 490 { 0b11100001, { XXX_MPEG4ProfileSimpleStudio, OMX_VIDEO_MPEG4Level1 } }, 491 { 0b11100010, { XXX_MPEG4ProfileSimpleStudio, OMX_VIDEO_MPEG4Level2 } }, 492 { 0b11100011, { XXX_MPEG4ProfileSimpleStudio, OMX_VIDEO_MPEG4Level3 } }, 493 { 0b11100100, { XXX_MPEG4ProfileSimpleStudio, OMX_VIDEO_MPEG4Level4 } }, 494 { 0b11100101, { XXX_MPEG4ProfileCoreStudio, OMX_VIDEO_MPEG4Level1 } }, 495 { 0b11100110, { XXX_MPEG4ProfileCoreStudio, OMX_VIDEO_MPEG4Level2 } }, 496 { 0b11100111, { XXX_MPEG4ProfileCoreStudio, OMX_VIDEO_MPEG4Level3 } }, 497 { 0b11101000, { XXX_MPEG4ProfileCoreStudio, OMX_VIDEO_MPEG4Level4 } }, 498 { 0b11101011, { XXX_MPEG4ProfileSimpleStudio, OMX_VIDEO_MPEG4Level5 } }, 499 { 0b11101100, { XXX_MPEG4ProfileSimpleStudio, OMX_VIDEO_MPEG4Level6 } }, */ 500 { 0b11110000, { OMX_VIDEO_MPEG4ProfileAdvancedSimple, OMX_VIDEO_MPEG4Level0 } }, 501 { 0b11110001, { OMX_VIDEO_MPEG4ProfileAdvancedSimple, OMX_VIDEO_MPEG4Level1 } }, 502 { 0b11110010, { OMX_VIDEO_MPEG4ProfileAdvancedSimple, OMX_VIDEO_MPEG4Level2 } }, 503 { 0b11110011, { OMX_VIDEO_MPEG4ProfileAdvancedSimple, OMX_VIDEO_MPEG4Level3 } }, 504 { 0b11110100, { OMX_VIDEO_MPEG4ProfileAdvancedSimple, OMX_VIDEO_MPEG4Level4 } }, 505 { 0b11110101, { OMX_VIDEO_MPEG4ProfileAdvancedSimple, OMX_VIDEO_MPEG4Level5 } }, 506 { 0b11110111, { OMX_VIDEO_MPEG4ProfileAdvancedSimple, OMX_VIDEO_MPEG4Level3b } }, 507 /* deprecated 508 { 0b11111000, { XXX_MPEG4ProfileFineGranularityScalable, OMX_VIDEO_MPEG4Level0 } }, 509 { 0b11111001, { XXX_MPEG4ProfileFineGranularityScalable, OMX_VIDEO_MPEG4Level1 } }, 510 { 0b11111010, { XXX_MPEG4ProfileFineGranularityScalable, OMX_VIDEO_MPEG4Level2 } }, 511 { 0b11111011, { XXX_MPEG4ProfileFineGranularityScalable, OMX_VIDEO_MPEG4Level3 } }, 512 { 0b11111100, { XXX_MPEG4ProfileFineGranularityScalable, OMX_VIDEO_MPEG4Level4 } }, 513 { 0b11111101, { XXX_MPEG4ProfileFineGranularityScalable, OMX_VIDEO_MPEG4Level5 } }, */ 514 }; 515 516 std::pair<OMX_VIDEO_MPEG4PROFILETYPE, OMX_VIDEO_MPEG4LEVELTYPE> profileLevel; 517 if (table.map(indication, &profileLevel)) { 518 format->setInt32("profile", profileLevel.first); 519 format->setInt32("level", profileLevel.second); 520 } 521 } 522 } 523 524 static void parseVp9ProfileLevelFromCsd(const sp<ABuffer> &csd, sp<AMessage> &format) { 525 const uint8_t *data = csd->data(); 526 size_t remaining = csd->size(); 527 528 while (remaining >= 2) { 529 const uint8_t id = data[0]; 530 const uint8_t length = data[1]; 531 remaining -= 2; 532 data += 2; 533 if (length > remaining) { 534 break; 535 } 536 switch (id) { 537 case 1 /* profileId */: 538 if (length >= 1) { 539 const static ALookup<uint8_t, OMX_VIDEO_VP9PROFILETYPE> profiles { 540 { 0, OMX_VIDEO_VP9Profile0 }, 541 { 1, OMX_VIDEO_VP9Profile1 }, 542 { 2, OMX_VIDEO_VP9Profile2 }, 543 { 3, OMX_VIDEO_VP9Profile3 }, 544 }; 545 546 const static ALookup<OMX_VIDEO_VP9PROFILETYPE, OMX_VIDEO_VP9PROFILETYPE> toHdr { 547 { OMX_VIDEO_VP9Profile2, OMX_VIDEO_VP9Profile2HDR }, 548 { OMX_VIDEO_VP9Profile3, OMX_VIDEO_VP9Profile3HDR }, 549 }; 550 551 OMX_VIDEO_VP9PROFILETYPE profile; 552 if (profiles.map(data[0], &profile)) { 553 // convert to HDR profile 554 if (isHdr(format)) { 555 toHdr.lookup(profile, &profile); 556 } 557 558 format->setInt32("profile", profile); 559 } 560 } 561 break; 562 case 2 /* levelId */: 563 if (length >= 1) { 564 const static ALookup<uint8_t, OMX_VIDEO_VP9LEVELTYPE> levels { 565 { 10, OMX_VIDEO_VP9Level1 }, 566 { 11, OMX_VIDEO_VP9Level11 }, 567 { 20, OMX_VIDEO_VP9Level2 }, 568 { 21, OMX_VIDEO_VP9Level21 }, 569 { 30, OMX_VIDEO_VP9Level3 }, 570 { 31, OMX_VIDEO_VP9Level31 }, 571 { 40, OMX_VIDEO_VP9Level4 }, 572 { 41, OMX_VIDEO_VP9Level41 }, 573 { 50, OMX_VIDEO_VP9Level5 }, 574 { 51, OMX_VIDEO_VP9Level51 }, 575 { 52, OMX_VIDEO_VP9Level52 }, 576 { 60, OMX_VIDEO_VP9Level6 }, 577 { 61, OMX_VIDEO_VP9Level61 }, 578 { 62, OMX_VIDEO_VP9Level62 }, 579 }; 580 581 OMX_VIDEO_VP9LEVELTYPE level; 582 if (levels.map(data[0], &level)) { 583 format->setInt32("level", level); 584 } 585 } 586 break; 587 default: 588 break; 589 } 590 remaining -= length; 591 data += length; 592 } 593 } 594 595 status_t convertMetaDataToMessage( 596 const sp<MetaData> &meta, sp<AMessage> *format) { 597 598 format->clear(); 599 600 if (meta == NULL) { 601 ALOGE("convertMetaDataToMessage: NULL input"); 602 return BAD_VALUE; 603 } 604 605 const char *mime; 606 if (!meta->findCString(kKeyMIMEType, &mime)) { 607 return BAD_VALUE; 608 } 609 610 sp<AMessage> msg = new AMessage; 611 msg->setString("mime", mime); 612 613 uint32_t type; 614 const void *data; 615 size_t size; 616 if (meta->findData(kKeyCASessionID, &type, &data, &size)) { 617 sp<ABuffer> buffer = new (std::nothrow) ABuffer(size); 618 if (buffer.get() == NULL || buffer->base() == NULL) { 619 return NO_MEMORY; 620 } 621 622 msg->setBuffer("ca-session-id", buffer); 623 memcpy(buffer->data(), data, size); 624 } 625 626 int32_t systemId; 627 if (meta->findInt32(kKeyCASystemID, &systemId)) { 628 msg->setInt32("ca-system-id", systemId); 629 } 630 631 if (!strncasecmp("video/scrambled", mime, 15) 632 || !strncasecmp("audio/scrambled", mime, 15)) { 633 634 *format = msg; 635 return OK; 636 } 637 638 int64_t durationUs; 639 if (meta->findInt64(kKeyDuration, &durationUs)) { 640 msg->setInt64("durationUs", durationUs); 641 } 642 643 int32_t avgBitRate = 0; 644 if (meta->findInt32(kKeyBitRate, &avgBitRate) && avgBitRate > 0) { 645 msg->setInt32("bitrate", avgBitRate); 646 } 647 648 int32_t maxBitRate; 649 if (meta->findInt32(kKeyMaxBitRate, &maxBitRate) 650 && maxBitRate > 0 && maxBitRate >= avgBitRate) { 651 msg->setInt32("max-bitrate", maxBitRate); 652 } 653 654 int32_t isSync; 655 if (meta->findInt32(kKeyIsSyncFrame, &isSync) && isSync != 0) { 656 msg->setInt32("is-sync-frame", 1); 657 } 658 659 // this only needs to be translated from meta to message as it is an extractor key 660 int32_t trackID; 661 if (meta->findInt32(kKeyTrackID, &trackID)) { 662 msg->setInt32("track-id", trackID); 663 } 664 665 const char *lang; 666 if (meta->findCString(kKeyMediaLanguage, &lang)) { 667 msg->setString("language", lang); 668 } 669 670 if (!strncasecmp("video/", mime, 6)) { 671 int32_t width, height; 672 if (!meta->findInt32(kKeyWidth, &width) 673 || !meta->findInt32(kKeyHeight, &height)) { 674 return BAD_VALUE; 675 } 676 677 msg->setInt32("width", width); 678 msg->setInt32("height", height); 679 680 int32_t displayWidth, displayHeight; 681 if (meta->findInt32(kKeyDisplayWidth, &displayWidth) 682 && meta->findInt32(kKeyDisplayHeight, &displayHeight)) { 683 msg->setInt32("display-width", displayWidth); 684 msg->setInt32("display-height", displayHeight); 685 } 686 687 int32_t sarWidth, sarHeight; 688 if (meta->findInt32(kKeySARWidth, &sarWidth) 689 && meta->findInt32(kKeySARHeight, &sarHeight)) { 690 msg->setInt32("sar-width", sarWidth); 691 msg->setInt32("sar-height", sarHeight); 692 } 693 694 int32_t colorFormat; 695 if (meta->findInt32(kKeyColorFormat, &colorFormat)) { 696 msg->setInt32("color-format", colorFormat); 697 } 698 699 int32_t cropLeft, cropTop, cropRight, cropBottom; 700 if (meta->findRect(kKeyCropRect, 701 &cropLeft, 702 &cropTop, 703 &cropRight, 704 &cropBottom)) { 705 msg->setRect("crop", cropLeft, cropTop, cropRight, cropBottom); 706 } 707 708 int32_t rotationDegrees; 709 if (meta->findInt32(kKeyRotation, &rotationDegrees)) { 710 msg->setInt32("rotation-degrees", rotationDegrees); 711 } 712 713 uint32_t type; 714 const void *data; 715 size_t size; 716 if (meta->findData(kKeyHdrStaticInfo, &type, &data, &size) 717 && type == 'hdrS' && size == sizeof(HDRStaticInfo)) { 718 ColorUtils::setHDRStaticInfoIntoFormat(*(HDRStaticInfo*)data, msg); 719 } 720 721 convertMetaDataToMessageColorAspects(meta, msg); 722 } else if (!strncasecmp("audio/", mime, 6)) { 723 int32_t numChannels, sampleRate; 724 if (!meta->findInt32(kKeyChannelCount, &numChannels) 725 || !meta->findInt32(kKeySampleRate, &sampleRate)) { 726 return BAD_VALUE; 727 } 728 729 msg->setInt32("channel-count", numChannels); 730 msg->setInt32("sample-rate", sampleRate); 731 732 int32_t channelMask; 733 if (meta->findInt32(kKeyChannelMask, &channelMask)) { 734 msg->setInt32("channel-mask", channelMask); 735 } 736 737 int32_t delay = 0; 738 if (meta->findInt32(kKeyEncoderDelay, &delay)) { 739 msg->setInt32("encoder-delay", delay); 740 } 741 int32_t padding = 0; 742 if (meta->findInt32(kKeyEncoderPadding, &padding)) { 743 msg->setInt32("encoder-padding", padding); 744 } 745 746 int32_t isADTS; 747 if (meta->findInt32(kKeyIsADTS, &isADTS)) { 748 msg->setInt32("is-adts", isADTS); 749 } 750 751 int32_t aacProfile = -1; 752 if (meta->findInt32(kKeyAACAOT, &aacProfile)) { 753 msg->setInt32("aac-profile", aacProfile); 754 } 755 756 int32_t pcmEncoding; 757 if (meta->findInt32(kKeyPcmEncoding, &pcmEncoding)) { 758 msg->setInt32("pcm-encoding", pcmEncoding); 759 } 760 } 761 762 int32_t maxInputSize; 763 if (meta->findInt32(kKeyMaxInputSize, &maxInputSize)) { 764 msg->setInt32("max-input-size", maxInputSize); 765 } 766 767 int32_t maxWidth; 768 if (meta->findInt32(kKeyMaxWidth, &maxWidth)) { 769 msg->setInt32("max-width", maxWidth); 770 } 771 772 int32_t maxHeight; 773 if (meta->findInt32(kKeyMaxHeight, &maxHeight)) { 774 msg->setInt32("max-height", maxHeight); 775 } 776 777 int32_t rotationDegrees; 778 if (meta->findInt32(kKeyRotation, &rotationDegrees)) { 779 msg->setInt32("rotation-degrees", rotationDegrees); 780 } 781 782 int32_t fps; 783 if (meta->findInt32(kKeyFrameRate, &fps) && fps > 0) { 784 msg->setInt32("frame-rate", fps); 785 } 786 787 if (meta->findData(kKeyAVCC, &type, &data, &size)) { 788 // Parse the AVCDecoderConfigurationRecord 789 790 const uint8_t *ptr = (const uint8_t *)data; 791 792 if (size < 7 || ptr[0] != 1) { // configurationVersion == 1 793 ALOGE("b/23680780"); 794 return BAD_VALUE; 795 } 796 797 parseAvcProfileLevelFromAvcc(ptr, size, msg); 798 799 // There is decodable content out there that fails the following 800 // assertion, let's be lenient for now... 801 // CHECK((ptr[4] >> 2) == 0x3f); // reserved 802 803 size_t lengthSize __unused = 1 + (ptr[4] & 3); 804 805 // commented out check below as H264_QVGA_500_NO_AUDIO.3gp 806 // violates it... 807 // CHECK((ptr[5] >> 5) == 7); // reserved 808 809 size_t numSeqParameterSets = ptr[5] & 31; 810 811 ptr += 6; 812 size -= 6; 813 814 sp<ABuffer> buffer = new (std::nothrow) ABuffer(1024); 815 if (buffer.get() == NULL || buffer->base() == NULL) { 816 return NO_MEMORY; 817 } 818 buffer->setRange(0, 0); 819 820 for (size_t i = 0; i < numSeqParameterSets; ++i) { 821 if (size < 2) { 822 ALOGE("b/23680780"); 823 return BAD_VALUE; 824 } 825 size_t length = U16_AT(ptr); 826 827 ptr += 2; 828 size -= 2; 829 830 if (size < length) { 831 return BAD_VALUE; 832 } 833 status_t err = copyNALUToABuffer(&buffer, ptr, length); 834 if (err != OK) { 835 return err; 836 } 837 838 ptr += length; 839 size -= length; 840 } 841 842 buffer->meta()->setInt32("csd", true); 843 buffer->meta()->setInt64("timeUs", 0); 844 845 msg->setBuffer("csd-0", buffer); 846 847 buffer = new (std::nothrow) ABuffer(1024); 848 if (buffer.get() == NULL || buffer->base() == NULL) { 849 return NO_MEMORY; 850 } 851 buffer->setRange(0, 0); 852 853 if (size < 1) { 854 ALOGE("b/23680780"); 855 return BAD_VALUE; 856 } 857 size_t numPictureParameterSets = *ptr; 858 ++ptr; 859 --size; 860 861 for (size_t i = 0; i < numPictureParameterSets; ++i) { 862 if (size < 2) { 863 ALOGE("b/23680780"); 864 return BAD_VALUE; 865 } 866 size_t length = U16_AT(ptr); 867 868 ptr += 2; 869 size -= 2; 870 871 if (size < length) { 872 return BAD_VALUE; 873 } 874 status_t err = copyNALUToABuffer(&buffer, ptr, length); 875 if (err != OK) { 876 return err; 877 } 878 879 ptr += length; 880 size -= length; 881 } 882 883 buffer->meta()->setInt32("csd", true); 884 buffer->meta()->setInt64("timeUs", 0); 885 msg->setBuffer("csd-1", buffer); 886 } else if (meta->findData(kKeyHVCC, &type, &data, &size)) { 887 const uint8_t *ptr = (const uint8_t *)data; 888 889 if (size < 23 || ptr[0] != 1) { // configurationVersion == 1 890 ALOGE("b/23680780"); 891 return BAD_VALUE; 892 } 893 894 const size_t dataSize = size; // save for later 895 ptr += 22; 896 size -= 22; 897 898 size_t numofArrays = (char)ptr[0]; 899 ptr += 1; 900 size -= 1; 901 size_t j = 0, i = 0; 902 903 sp<ABuffer> buffer = new (std::nothrow) ABuffer(1024); 904 if (buffer.get() == NULL || buffer->base() == NULL) { 905 return NO_MEMORY; 906 } 907 buffer->setRange(0, 0); 908 909 HevcParameterSets hvcc; 910 911 for (i = 0; i < numofArrays; i++) { 912 if (size < 3) { 913 ALOGE("b/23680780"); 914 return BAD_VALUE; 915 } 916 ptr += 1; 917 size -= 1; 918 919 //Num of nals 920 size_t numofNals = U16_AT(ptr); 921 922 ptr += 2; 923 size -= 2; 924 925 for (j = 0; j < numofNals; j++) { 926 if (size < 2) { 927 ALOGE("b/23680780"); 928 return BAD_VALUE; 929 } 930 size_t length = U16_AT(ptr); 931 932 ptr += 2; 933 size -= 2; 934 935 if (size < length) { 936 return BAD_VALUE; 937 } 938 status_t err = copyNALUToABuffer(&buffer, ptr, length); 939 if (err != OK) { 940 return err; 941 } 942 (void)hvcc.addNalUnit(ptr, length); 943 944 ptr += length; 945 size -= length; 946 } 947 } 948 buffer->meta()->setInt32("csd", true); 949 buffer->meta()->setInt64("timeUs", 0); 950 msg->setBuffer("csd-0", buffer); 951 952 // if we saw VUI color information we know whether this is HDR because VUI trumps other 953 // format parameters for HEVC. 954 HevcParameterSets::Info info = hvcc.getInfo(); 955 if (info & hvcc.kInfoHasColorDescription) { 956 msg->setInt32("android._is-hdr", (info & hvcc.kInfoIsHdr) != 0); 957 } 958 959 parseHevcProfileLevelFromHvcc((const uint8_t *)data, dataSize, msg); 960 } else if (meta->findData(kKeyESDS, &type, &data, &size)) { 961 ESDS esds((const char *)data, size); 962 if (esds.InitCheck() != (status_t)OK) { 963 return BAD_VALUE; 964 } 965 966 const void *codec_specific_data; 967 size_t codec_specific_data_size; 968 esds.getCodecSpecificInfo( 969 &codec_specific_data, &codec_specific_data_size); 970 971 sp<ABuffer> buffer = new (std::nothrow) ABuffer(codec_specific_data_size); 972 if (buffer.get() == NULL || buffer->base() == NULL) { 973 return NO_MEMORY; 974 } 975 976 memcpy(buffer->data(), codec_specific_data, 977 codec_specific_data_size); 978 979 buffer->meta()->setInt32("csd", true); 980 buffer->meta()->setInt64("timeUs", 0); 981 msg->setBuffer("csd-0", buffer); 982 983 if (!strcasecmp(mime, MEDIA_MIMETYPE_VIDEO_MPEG4)) { 984 parseMpeg4ProfileLevelFromCsd(buffer, msg); 985 } else if (!strcasecmp(mime, MEDIA_MIMETYPE_VIDEO_MPEG2)) { 986 parseMpeg2ProfileLevelFromEsds(esds, msg); 987 if (meta->findData(kKeyStreamHeader, &type, &data, &size)) { 988 parseMpeg2ProfileLevelFromHeader((uint8_t*)data, size, msg); 989 } 990 } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_AAC)) { 991 parseAacProfileFromCsd(buffer, msg); 992 } 993 994 uint32_t maxBitrate, avgBitrate; 995 if (esds.getBitRate(&maxBitrate, &avgBitrate) == OK) { 996 if (!meta->hasData(kKeyBitRate) 997 && avgBitrate > 0 && avgBitrate <= INT32_MAX) { 998 msg->setInt32("bitrate", (int32_t)avgBitrate); 999 } else { 1000 (void)msg->findInt32("bitrate", (int32_t*)&avgBitrate); 1001 } 1002 if (!meta->hasData(kKeyMaxBitRate) 1003 && maxBitrate > 0 && maxBitrate <= INT32_MAX && maxBitrate >= avgBitrate) { 1004 msg->setInt32("max-bitrate", (int32_t)maxBitrate); 1005 } 1006 } 1007 } else if (meta->findData(kTypeD263, &type, &data, &size)) { 1008 const uint8_t *ptr = (const uint8_t *)data; 1009 parseH263ProfileLevelFromD263(ptr, size, msg); 1010 } else if (meta->findData(kKeyVorbisInfo, &type, &data, &size)) { 1011 sp<ABuffer> buffer = new (std::nothrow) ABuffer(size); 1012 if (buffer.get() == NULL || buffer->base() == NULL) { 1013 return NO_MEMORY; 1014 } 1015 memcpy(buffer->data(), data, size); 1016 1017 buffer->meta()->setInt32("csd", true); 1018 buffer->meta()->setInt64("timeUs", 0); 1019 msg->setBuffer("csd-0", buffer); 1020 1021 if (!meta->findData(kKeyVorbisBooks, &type, &data, &size)) { 1022 return -EINVAL; 1023 } 1024 1025 buffer = new (std::nothrow) ABuffer(size); 1026 if (buffer.get() == NULL || buffer->base() == NULL) { 1027 return NO_MEMORY; 1028 } 1029 memcpy(buffer->data(), data, size); 1030 1031 buffer->meta()->setInt32("csd", true); 1032 buffer->meta()->setInt64("timeUs", 0); 1033 msg->setBuffer("csd-1", buffer); 1034 } else if (meta->findData(kKeyOpusHeader, &type, &data, &size)) { 1035 sp<ABuffer> buffer = new (std::nothrow) ABuffer(size); 1036 if (buffer.get() == NULL || buffer->base() == NULL) { 1037 return NO_MEMORY; 1038 } 1039 memcpy(buffer->data(), data, size); 1040 1041 buffer->meta()->setInt32("csd", true); 1042 buffer->meta()->setInt64("timeUs", 0); 1043 msg->setBuffer("csd-0", buffer); 1044 1045 if (!meta->findData(kKeyOpusCodecDelay, &type, &data, &size)) { 1046 return -EINVAL; 1047 } 1048 1049 buffer = new (std::nothrow) ABuffer(size); 1050 if (buffer.get() == NULL || buffer->base() == NULL) { 1051 return NO_MEMORY; 1052 } 1053 memcpy(buffer->data(), data, size); 1054 1055 buffer->meta()->setInt32("csd", true); 1056 buffer->meta()->setInt64("timeUs", 0); 1057 msg->setBuffer("csd-1", buffer); 1058 1059 if (!meta->findData(kKeyOpusSeekPreRoll, &type, &data, &size)) { 1060 return -EINVAL; 1061 } 1062 1063 buffer = new (std::nothrow) ABuffer(size); 1064 if (buffer.get() == NULL || buffer->base() == NULL) { 1065 return NO_MEMORY; 1066 } 1067 memcpy(buffer->data(), data, size); 1068 1069 buffer->meta()->setInt32("csd", true); 1070 buffer->meta()->setInt64("timeUs", 0); 1071 msg->setBuffer("csd-2", buffer); 1072 } else if (meta->findData(kKeyVp9CodecPrivate, &type, &data, &size)) { 1073 sp<ABuffer> buffer = new (std::nothrow) ABuffer(size); 1074 if (buffer.get() == NULL || buffer->base() == NULL) { 1075 return NO_MEMORY; 1076 } 1077 memcpy(buffer->data(), data, size); 1078 1079 buffer->meta()->setInt32("csd", true); 1080 buffer->meta()->setInt64("timeUs", 0); 1081 msg->setBuffer("csd-0", buffer); 1082 1083 parseVp9ProfileLevelFromCsd(buffer, msg); 1084 } 1085 1086 // TODO expose "crypto-key"/kKeyCryptoKey through public api 1087 if (meta->findData(kKeyCryptoKey, &type, &data, &size)) { 1088 sp<ABuffer> buffer = new (std::nothrow) ABuffer(size); 1089 msg->setBuffer("crypto-key", buffer); 1090 memcpy(buffer->data(), data, size); 1091 } 1092 1093 *format = msg; 1094 1095 return OK; 1096 } 1097 1098 const uint8_t *findNextNalStartCode(const uint8_t *data, size_t length) { 1099 uint8_t *res = NULL; 1100 if (length > 4) { 1101 // minus 1 as to not match NAL start code at end 1102 res = (uint8_t *)memmem(data, length - 1, "\x00\x00\x00\x01", 4); 1103 } 1104 return res != NULL && res < data + length - 4 ? res : &data[length]; 1105 } 1106 1107 static size_t reassembleAVCC(const sp<ABuffer> &csd0, const sp<ABuffer> &csd1, char *avcc) { 1108 avcc[0] = 1; // version 1109 avcc[1] = 0x64; // profile (default to high) 1110 avcc[2] = 0; // constraints (default to none) 1111 avcc[3] = 0xd; // level (default to 1.3) 1112 avcc[4] = 0xff; // reserved+size 1113 1114 size_t i = 0; 1115 int numparams = 0; 1116 int lastparamoffset = 0; 1117 int avccidx = 6; 1118 do { 1119 i = findNextNalStartCode(csd0->data() + i, csd0->size() - i) - csd0->data(); 1120 ALOGV("block at %zu, last was %d", i, lastparamoffset); 1121 if (lastparamoffset > 0) { 1122 const uint8_t *lastparam = csd0->data() + lastparamoffset; 1123 int size = i - lastparamoffset; 1124 if (size > 3) { 1125 if (numparams && memcmp(avcc + 1, lastparam + 1, 3)) { 1126 ALOGW("Inconsisted profile/level found in SPS: %x,%x,%x vs %x,%x,%x", 1127 avcc[1], avcc[2], avcc[3], lastparam[1], lastparam[2], lastparam[3]); 1128 } else if (!numparams) { 1129 // fill in profile, constraints and level 1130 memcpy(avcc + 1, lastparam + 1, 3); 1131 } 1132 } 1133 avcc[avccidx++] = size >> 8; 1134 avcc[avccidx++] = size & 0xff; 1135 memcpy(avcc+avccidx, lastparam, size); 1136 avccidx += size; 1137 numparams++; 1138 } 1139 i += 4; 1140 lastparamoffset = i; 1141 } while(i < csd0->size()); 1142 ALOGV("csd0 contains %d params", numparams); 1143 1144 avcc[5] = 0xe0 | numparams; 1145 //and now csd-1 1146 i = 0; 1147 numparams = 0; 1148 lastparamoffset = 0; 1149 int numpicparamsoffset = avccidx; 1150 avccidx++; 1151 do { 1152 i = findNextNalStartCode(csd1->data() + i, csd1->size() - i) - csd1->data(); 1153 ALOGV("block at %zu, last was %d", i, lastparamoffset); 1154 if (lastparamoffset > 0) { 1155 int size = i - lastparamoffset; 1156 avcc[avccidx++] = size >> 8; 1157 avcc[avccidx++] = size & 0xff; 1158 memcpy(avcc+avccidx, csd1->data() + lastparamoffset, size); 1159 avccidx += size; 1160 numparams++; 1161 } 1162 i += 4; 1163 lastparamoffset = i; 1164 } while(i < csd1->size()); 1165 avcc[numpicparamsoffset] = numparams; 1166 return avccidx; 1167 } 1168 1169 static void reassembleESDS(const sp<ABuffer> &csd0, char *esds) { 1170 int csd0size = csd0->size(); 1171 esds[0] = 3; // kTag_ESDescriptor; 1172 int esdescriptorsize = 26 + csd0size; 1173 CHECK(esdescriptorsize < 268435456); // 7 bits per byte, so max is 2^28-1 1174 esds[1] = 0x80 | (esdescriptorsize >> 21); 1175 esds[2] = 0x80 | ((esdescriptorsize >> 14) & 0x7f); 1176 esds[3] = 0x80 | ((esdescriptorsize >> 7) & 0x7f); 1177 esds[4] = (esdescriptorsize & 0x7f); 1178 esds[5] = esds[6] = 0; // es id 1179 esds[7] = 0; // flags 1180 esds[8] = 4; // kTag_DecoderConfigDescriptor 1181 int configdescriptorsize = 18 + csd0size; 1182 esds[9] = 0x80 | (configdescriptorsize >> 21); 1183 esds[10] = 0x80 | ((configdescriptorsize >> 14) & 0x7f); 1184 esds[11] = 0x80 | ((configdescriptorsize >> 7) & 0x7f); 1185 esds[12] = (configdescriptorsize & 0x7f); 1186 esds[13] = 0x40; // objectTypeIndication 1187 // bytes 14-25 are examples from a real file. they are unused/overwritten by muxers. 1188 esds[14] = 0x15; // streamType(5), upStream(0), 1189 esds[15] = 0x00; // 15-17: bufferSizeDB (6KB) 1190 esds[16] = 0x18; 1191 esds[17] = 0x00; 1192 esds[18] = 0x00; // 18-21: maxBitrate (64kbps) 1193 esds[19] = 0x00; 1194 esds[20] = 0xfa; 1195 esds[21] = 0x00; 1196 esds[22] = 0x00; // 22-25: avgBitrate (64kbps) 1197 esds[23] = 0x00; 1198 esds[24] = 0xfa; 1199 esds[25] = 0x00; 1200 esds[26] = 5; // kTag_DecoderSpecificInfo; 1201 esds[27] = 0x80 | (csd0size >> 21); 1202 esds[28] = 0x80 | ((csd0size >> 14) & 0x7f); 1203 esds[29] = 0x80 | ((csd0size >> 7) & 0x7f); 1204 esds[30] = (csd0size & 0x7f); 1205 memcpy((void*)&esds[31], csd0->data(), csd0size); 1206 // data following this is ignored, so don't bother appending it 1207 } 1208 1209 static size_t reassembleHVCC(const sp<ABuffer> &csd0, uint8_t *hvcc, size_t hvccSize, size_t nalSizeLength) { 1210 HevcParameterSets paramSets; 1211 uint8_t* data = csd0->data(); 1212 if (csd0->size() < 4) { 1213 ALOGE("csd0 too small"); 1214 return 0; 1215 } 1216 if (memcmp(data, "\x00\x00\x00\x01", 4) != 0) { 1217 ALOGE("csd0 doesn't start with a start code"); 1218 return 0; 1219 } 1220 size_t prevNalOffset = 4; 1221 status_t err = OK; 1222 for (size_t i = 1; i < csd0->size() - 4; ++i) { 1223 if (memcmp(&data[i], "\x00\x00\x00\x01", 4) != 0) { 1224 continue; 1225 } 1226 err = paramSets.addNalUnit(&data[prevNalOffset], i - prevNalOffset); 1227 if (err != OK) { 1228 return 0; 1229 } 1230 prevNalOffset = i + 4; 1231 } 1232 err = paramSets.addNalUnit(&data[prevNalOffset], csd0->size() - prevNalOffset); 1233 if (err != OK) { 1234 return 0; 1235 } 1236 size_t size = hvccSize; 1237 err = paramSets.makeHvcc(hvcc, &size, nalSizeLength); 1238 if (err != OK) { 1239 return 0; 1240 } 1241 return size; 1242 } 1243 1244 #if 0 1245 static void convertMessageToMetaDataInt32( 1246 const sp<AMessage> &msg, sp<MetaData> &meta, uint32_t key, const char *name) { 1247 int32_t value; 1248 if (msg->findInt32(name, &value)) { 1249 meta->setInt32(key, value); 1250 } 1251 } 1252 #endif 1253 1254 static void convertMessageToMetaDataColorAspects(const sp<AMessage> &msg, sp<MetaData> &meta) { 1255 // 0 values are unspecified 1256 int32_t range = 0, standard = 0, transfer = 0; 1257 (void)msg->findInt32("color-range", &range); 1258 (void)msg->findInt32("color-standard", &standard); 1259 (void)msg->findInt32("color-transfer", &transfer); 1260 1261 ColorAspects colorAspects; 1262 memset(&colorAspects, 0, sizeof(colorAspects)); 1263 if (CodecBase::convertPlatformColorAspectsToCodecAspects( 1264 range, standard, transfer, colorAspects) != OK) { 1265 return; 1266 } 1267 1268 // save specified values to meta 1269 if (colorAspects.mRange != 0) { 1270 meta->setInt32(kKeyColorRange, colorAspects.mRange); 1271 } 1272 if (colorAspects.mPrimaries != 0) { 1273 meta->setInt32(kKeyColorPrimaries, colorAspects.mPrimaries); 1274 } 1275 if (colorAspects.mTransfer != 0) { 1276 meta->setInt32(kKeyTransferFunction, colorAspects.mTransfer); 1277 } 1278 if (colorAspects.mMatrixCoeffs != 0) { 1279 meta->setInt32(kKeyColorMatrix, colorAspects.mMatrixCoeffs); 1280 } 1281 } 1282 1283 void convertMessageToMetaData(const sp<AMessage> &msg, sp<MetaData> &meta) { 1284 AString mime; 1285 if (msg->findString("mime", &mime)) { 1286 meta->setCString(kKeyMIMEType, mime.c_str()); 1287 } else { 1288 ALOGW("did not find mime type"); 1289 } 1290 1291 int64_t durationUs; 1292 if (msg->findInt64("durationUs", &durationUs)) { 1293 meta->setInt64(kKeyDuration, durationUs); 1294 } 1295 1296 int32_t isSync; 1297 if (msg->findInt32("is-sync-frame", &isSync) && isSync != 0) { 1298 meta->setInt32(kKeyIsSyncFrame, 1); 1299 } 1300 1301 int32_t avgBitrate = 0; 1302 int32_t maxBitrate; 1303 if (msg->findInt32("bitrate", &avgBitrate) && avgBitrate > 0) { 1304 meta->setInt32(kKeyBitRate, avgBitrate); 1305 } 1306 if (msg->findInt32("max-bitrate", &maxBitrate) && maxBitrate > 0 && maxBitrate >= avgBitrate) { 1307 meta->setInt32(kKeyMaxBitRate, maxBitrate); 1308 } 1309 1310 AString lang; 1311 if (msg->findString("language", &lang)) { 1312 meta->setCString(kKeyMediaLanguage, lang.c_str()); 1313 } 1314 1315 if (mime.startsWith("video/")) { 1316 int32_t width; 1317 int32_t height; 1318 if (msg->findInt32("width", &width) && msg->findInt32("height", &height)) { 1319 meta->setInt32(kKeyWidth, width); 1320 meta->setInt32(kKeyHeight, height); 1321 } else { 1322 ALOGW("did not find width and/or height"); 1323 } 1324 1325 int32_t sarWidth, sarHeight; 1326 if (msg->findInt32("sar-width", &sarWidth) 1327 && msg->findInt32("sar-height", &sarHeight)) { 1328 meta->setInt32(kKeySARWidth, sarWidth); 1329 meta->setInt32(kKeySARHeight, sarHeight); 1330 } 1331 1332 int32_t displayWidth, displayHeight; 1333 if (msg->findInt32("display-width", &displayWidth) 1334 && msg->findInt32("display-height", &displayHeight)) { 1335 meta->setInt32(kKeyDisplayWidth, displayWidth); 1336 meta->setInt32(kKeyDisplayHeight, displayHeight); 1337 } 1338 1339 int32_t colorFormat; 1340 if (msg->findInt32("color-format", &colorFormat)) { 1341 meta->setInt32(kKeyColorFormat, colorFormat); 1342 } 1343 1344 int32_t cropLeft, cropTop, cropRight, cropBottom; 1345 if (msg->findRect("crop", 1346 &cropLeft, 1347 &cropTop, 1348 &cropRight, 1349 &cropBottom)) { 1350 meta->setRect(kKeyCropRect, cropLeft, cropTop, cropRight, cropBottom); 1351 } 1352 1353 int32_t rotationDegrees; 1354 if (msg->findInt32("rotation-degrees", &rotationDegrees)) { 1355 meta->setInt32(kKeyRotation, rotationDegrees); 1356 } 1357 1358 if (msg->contains("hdr-static-info")) { 1359 HDRStaticInfo info; 1360 if (ColorUtils::getHDRStaticInfoFromFormat(msg, &info)) { 1361 meta->setData(kKeyHdrStaticInfo, 'hdrS', &info, sizeof(info)); 1362 } 1363 } 1364 1365 convertMessageToMetaDataColorAspects(msg, meta); 1366 1367 AString tsSchema; 1368 if (msg->findString("ts-schema", &tsSchema)) { 1369 unsigned int numLayers = 0; 1370 unsigned int numBLayers = 0; 1371 char dummy; 1372 int tags = sscanf(tsSchema.c_str(), "android.generic.%u%c%u%c", 1373 &numLayers, &dummy, &numBLayers, &dummy); 1374 if ((tags == 1 || (tags == 3 && dummy == '+')) 1375 && numLayers > 0 && numLayers < UINT32_MAX - numBLayers 1376 && numLayers + numBLayers <= INT32_MAX) { 1377 meta->setInt32(kKeyTemporalLayerCount, numLayers + numBLayers); 1378 } 1379 } 1380 } else if (mime.startsWith("audio/")) { 1381 int32_t numChannels; 1382 if (msg->findInt32("channel-count", &numChannels)) { 1383 meta->setInt32(kKeyChannelCount, numChannels); 1384 } 1385 int32_t sampleRate; 1386 if (msg->findInt32("sample-rate", &sampleRate)) { 1387 meta->setInt32(kKeySampleRate, sampleRate); 1388 } 1389 int32_t channelMask; 1390 if (msg->findInt32("channel-mask", &channelMask)) { 1391 meta->setInt32(kKeyChannelMask, channelMask); 1392 } 1393 int32_t delay = 0; 1394 if (msg->findInt32("encoder-delay", &delay)) { 1395 meta->setInt32(kKeyEncoderDelay, delay); 1396 } 1397 int32_t padding = 0; 1398 if (msg->findInt32("encoder-padding", &padding)) { 1399 meta->setInt32(kKeyEncoderPadding, padding); 1400 } 1401 1402 int32_t isADTS; 1403 if (msg->findInt32("is-adts", &isADTS)) { 1404 meta->setInt32(kKeyIsADTS, isADTS); 1405 } 1406 1407 int32_t pcmEncoding; 1408 if (msg->findInt32("pcm-encoding", &pcmEncoding)) { 1409 meta->setInt32(kKeyPcmEncoding, pcmEncoding); 1410 } 1411 } 1412 1413 int32_t maxInputSize; 1414 if (msg->findInt32("max-input-size", &maxInputSize)) { 1415 meta->setInt32(kKeyMaxInputSize, maxInputSize); 1416 } 1417 1418 int32_t maxWidth; 1419 if (msg->findInt32("max-width", &maxWidth)) { 1420 meta->setInt32(kKeyMaxWidth, maxWidth); 1421 } 1422 1423 int32_t maxHeight; 1424 if (msg->findInt32("max-height", &maxHeight)) { 1425 meta->setInt32(kKeyMaxHeight, maxHeight); 1426 } 1427 1428 int32_t fps; 1429 float fpsFloat; 1430 if (msg->findInt32("frame-rate", &fps) && fps > 0) { 1431 meta->setInt32(kKeyFrameRate, fps); 1432 } else if (msg->findFloat("frame-rate", &fpsFloat) 1433 && fpsFloat >= 1 && fpsFloat <= INT32_MAX) { 1434 // truncate values to distinguish between e.g. 24 vs 23.976 fps 1435 meta->setInt32(kKeyFrameRate, (int32_t)fpsFloat); 1436 } 1437 1438 // reassemble the csd data into its original form 1439 sp<ABuffer> csd0, csd1, csd2; 1440 if (msg->findBuffer("csd-0", &csd0)) { 1441 int csd0size = csd0->size(); 1442 if (mime == MEDIA_MIMETYPE_VIDEO_AVC) { 1443 sp<ABuffer> csd1; 1444 if (msg->findBuffer("csd-1", &csd1)) { 1445 std::vector<char> avcc(csd0size + csd1->size() + 1024); 1446 size_t outsize = reassembleAVCC(csd0, csd1, avcc.data()); 1447 meta->setData(kKeyAVCC, kKeyAVCC, avcc.data(), outsize); 1448 } 1449 } else if (mime == MEDIA_MIMETYPE_AUDIO_AAC || mime == MEDIA_MIMETYPE_VIDEO_MPEG4) { 1450 std::vector<char> esds(csd0size + 31); 1451 // The written ESDS is actually for an audio stream, but it's enough 1452 // for transporting the CSD to muxers. 1453 reassembleESDS(csd0, esds.data()); 1454 meta->setData(kKeyESDS, kKeyESDS, esds.data(), esds.size()); 1455 } else if (mime == MEDIA_MIMETYPE_VIDEO_HEVC) { 1456 std::vector<uint8_t> hvcc(csd0size + 1024); 1457 size_t outsize = reassembleHVCC(csd0, hvcc.data(), hvcc.size(), 4); 1458 meta->setData(kKeyHVCC, kKeyHVCC, hvcc.data(), outsize); 1459 } else if (mime == MEDIA_MIMETYPE_VIDEO_VP9) { 1460 meta->setData(kKeyVp9CodecPrivate, 0, csd0->data(), csd0->size()); 1461 } else if (mime == MEDIA_MIMETYPE_AUDIO_OPUS) { 1462 meta->setData(kKeyOpusHeader, 0, csd0->data(), csd0->size()); 1463 if (msg->findBuffer("csd-1", &csd1)) { 1464 meta->setData(kKeyOpusCodecDelay, 0, csd1->data(), csd1->size()); 1465 } 1466 if (msg->findBuffer("csd-2", &csd2)) { 1467 meta->setData(kKeyOpusSeekPreRoll, 0, csd2->data(), csd2->size()); 1468 } 1469 } else if (mime == MEDIA_MIMETYPE_AUDIO_VORBIS) { 1470 meta->setData(kKeyVorbisInfo, 0, csd0->data(), csd0->size()); 1471 if (msg->findBuffer("csd-1", &csd1)) { 1472 meta->setData(kKeyVorbisBooks, 0, csd1->data(), csd1->size()); 1473 } 1474 } 1475 } 1476 1477 int32_t timeScale; 1478 if (msg->findInt32("time-scale", &timeScale)) { 1479 meta->setInt32(kKeyTimeScale, timeScale); 1480 } 1481 1482 // XXX TODO add whatever other keys there are 1483 1484 #if 0 1485 ALOGI("converted %s to:", msg->debugString(0).c_str()); 1486 meta->dumpToLog(); 1487 #endif 1488 } 1489 1490 AString MakeUserAgent() { 1491 AString ua; 1492 ua.append("stagefright/1.2 (Linux;Android "); 1493 1494 #if (PROPERTY_VALUE_MAX < 8) 1495 #error "PROPERTY_VALUE_MAX must be at least 8" 1496 #endif 1497 1498 char value[PROPERTY_VALUE_MAX]; 1499 property_get("ro.build.version.release", value, "Unknown"); 1500 ua.append(value); 1501 ua.append(")"); 1502 1503 return ua; 1504 } 1505 1506 status_t sendMetaDataToHal(sp<MediaPlayerBase::AudioSink>& sink, 1507 const sp<MetaData>& meta) 1508 { 1509 int32_t sampleRate = 0; 1510 int32_t bitRate = 0; 1511 int32_t channelMask = 0; 1512 int32_t delaySamples = 0; 1513 int32_t paddingSamples = 0; 1514 1515 AudioParameter param = AudioParameter(); 1516 1517 if (meta->findInt32(kKeySampleRate, &sampleRate)) { 1518 param.addInt(String8(AUDIO_OFFLOAD_CODEC_SAMPLE_RATE), sampleRate); 1519 } 1520 if (meta->findInt32(kKeyChannelMask, &channelMask)) { 1521 param.addInt(String8(AUDIO_OFFLOAD_CODEC_NUM_CHANNEL), channelMask); 1522 } 1523 if (meta->findInt32(kKeyBitRate, &bitRate)) { 1524 param.addInt(String8(AUDIO_OFFLOAD_CODEC_AVG_BIT_RATE), bitRate); 1525 } 1526 if (meta->findInt32(kKeyEncoderDelay, &delaySamples)) { 1527 param.addInt(String8(AUDIO_OFFLOAD_CODEC_DELAY_SAMPLES), delaySamples); 1528 } 1529 if (meta->findInt32(kKeyEncoderPadding, &paddingSamples)) { 1530 param.addInt(String8(AUDIO_OFFLOAD_CODEC_PADDING_SAMPLES), paddingSamples); 1531 } 1532 1533 ALOGV("sendMetaDataToHal: bitRate %d, sampleRate %d, chanMask %d," 1534 "delaySample %d, paddingSample %d", bitRate, sampleRate, 1535 channelMask, delaySamples, paddingSamples); 1536 1537 sink->setParameters(param.toString()); 1538 return OK; 1539 } 1540 1541 struct mime_conv_t { 1542 const char* mime; 1543 audio_format_t format; 1544 }; 1545 1546 static const struct mime_conv_t mimeLookup[] = { 1547 { MEDIA_MIMETYPE_AUDIO_MPEG, AUDIO_FORMAT_MP3 }, 1548 { MEDIA_MIMETYPE_AUDIO_RAW, AUDIO_FORMAT_PCM_16_BIT }, 1549 { MEDIA_MIMETYPE_AUDIO_AMR_NB, AUDIO_FORMAT_AMR_NB }, 1550 { MEDIA_MIMETYPE_AUDIO_AMR_WB, AUDIO_FORMAT_AMR_WB }, 1551 { MEDIA_MIMETYPE_AUDIO_AAC, AUDIO_FORMAT_AAC }, 1552 { MEDIA_MIMETYPE_AUDIO_VORBIS, AUDIO_FORMAT_VORBIS }, 1553 { MEDIA_MIMETYPE_AUDIO_OPUS, AUDIO_FORMAT_OPUS}, 1554 { MEDIA_MIMETYPE_AUDIO_AC3, AUDIO_FORMAT_AC3}, 1555 { 0, AUDIO_FORMAT_INVALID } 1556 }; 1557 1558 status_t mapMimeToAudioFormat( audio_format_t& format, const char* mime ) 1559 { 1560 const struct mime_conv_t* p = &mimeLookup[0]; 1561 while (p->mime != NULL) { 1562 if (0 == strcasecmp(mime, p->mime)) { 1563 format = p->format; 1564 return OK; 1565 } 1566 ++p; 1567 } 1568 1569 return BAD_VALUE; 1570 } 1571 1572 struct aac_format_conv_t { 1573 OMX_AUDIO_AACPROFILETYPE eAacProfileType; 1574 audio_format_t format; 1575 }; 1576 1577 static const struct aac_format_conv_t profileLookup[] = { 1578 { OMX_AUDIO_AACObjectMain, AUDIO_FORMAT_AAC_MAIN}, 1579 { OMX_AUDIO_AACObjectLC, AUDIO_FORMAT_AAC_LC}, 1580 { OMX_AUDIO_AACObjectSSR, AUDIO_FORMAT_AAC_SSR}, 1581 { OMX_AUDIO_AACObjectLTP, AUDIO_FORMAT_AAC_LTP}, 1582 { OMX_AUDIO_AACObjectHE, AUDIO_FORMAT_AAC_HE_V1}, 1583 { OMX_AUDIO_AACObjectScalable, AUDIO_FORMAT_AAC_SCALABLE}, 1584 { OMX_AUDIO_AACObjectERLC, AUDIO_FORMAT_AAC_ERLC}, 1585 { OMX_AUDIO_AACObjectLD, AUDIO_FORMAT_AAC_LD}, 1586 { OMX_AUDIO_AACObjectHE_PS, AUDIO_FORMAT_AAC_HE_V2}, 1587 { OMX_AUDIO_AACObjectELD, AUDIO_FORMAT_AAC_ELD}, 1588 { OMX_AUDIO_AACObjectNull, AUDIO_FORMAT_AAC}, 1589 }; 1590 1591 void mapAACProfileToAudioFormat( audio_format_t& format, uint64_t eAacProfile) 1592 { 1593 const struct aac_format_conv_t* p = &profileLookup[0]; 1594 while (p->eAacProfileType != OMX_AUDIO_AACObjectNull) { 1595 if (eAacProfile == p->eAacProfileType) { 1596 format = p->format; 1597 return; 1598 } 1599 ++p; 1600 } 1601 format = AUDIO_FORMAT_AAC; 1602 return; 1603 } 1604 1605 bool canOffloadStream(const sp<MetaData>& meta, bool hasVideo, 1606 bool isStreaming, audio_stream_type_t streamType) 1607 { 1608 const char *mime; 1609 if (meta == NULL) { 1610 return false; 1611 } 1612 CHECK(meta->findCString(kKeyMIMEType, &mime)); 1613 1614 audio_offload_info_t info = AUDIO_INFO_INITIALIZER; 1615 1616 info.format = AUDIO_FORMAT_INVALID; 1617 if (mapMimeToAudioFormat(info.format, mime) != OK) { 1618 ALOGE(" Couldn't map mime type \"%s\" to a valid AudioSystem::audio_format !", mime); 1619 return false; 1620 } else { 1621 ALOGV("Mime type \"%s\" mapped to audio_format %d", mime, info.format); 1622 } 1623 1624 if (AUDIO_FORMAT_INVALID == info.format) { 1625 // can't offload if we don't know what the source format is 1626 ALOGE("mime type \"%s\" not a known audio format", mime); 1627 return false; 1628 } 1629 1630 // Redefine aac format according to its profile 1631 // Offloading depends on audio DSP capabilities. 1632 int32_t aacaot = -1; 1633 if (meta->findInt32(kKeyAACAOT, &aacaot)) { 1634 mapAACProfileToAudioFormat(info.format,(OMX_AUDIO_AACPROFILETYPE) aacaot); 1635 } 1636 1637 int32_t srate = -1; 1638 if (!meta->findInt32(kKeySampleRate, &srate)) { 1639 ALOGV("track of type '%s' does not publish sample rate", mime); 1640 } 1641 info.sample_rate = srate; 1642 1643 int32_t cmask = 0; 1644 if (!meta->findInt32(kKeyChannelMask, &cmask)) { 1645 ALOGV("track of type '%s' does not publish channel mask", mime); 1646 1647 // Try a channel count instead 1648 int32_t channelCount; 1649 if (!meta->findInt32(kKeyChannelCount, &channelCount)) { 1650 ALOGV("track of type '%s' does not publish channel count", mime); 1651 } else { 1652 cmask = audio_channel_out_mask_from_count(channelCount); 1653 } 1654 } 1655 info.channel_mask = cmask; 1656 1657 int64_t duration = 0; 1658 if (!meta->findInt64(kKeyDuration, &duration)) { 1659 ALOGV("track of type '%s' does not publish duration", mime); 1660 } 1661 info.duration_us = duration; 1662 1663 int32_t brate = -1; 1664 if (!meta->findInt32(kKeyBitRate, &brate)) { 1665 ALOGV("track of type '%s' does not publish bitrate", mime); 1666 } 1667 info.bit_rate = brate; 1668 1669 1670 info.stream_type = streamType; 1671 info.has_video = hasVideo; 1672 info.is_streaming = isStreaming; 1673 1674 // Check if offload is possible for given format, stream type, sample rate, 1675 // bit rate, duration, video and streaming 1676 return AudioSystem::isOffloadSupported(info); 1677 } 1678 1679 AString uriDebugString(const AString &uri, bool incognito) { 1680 if (incognito) { 1681 return AString("<URI suppressed>"); 1682 } 1683 1684 if (property_get_bool("media.stagefright.log-uri", false)) { 1685 return uri; 1686 } 1687 1688 // find scheme 1689 AString scheme; 1690 const char *chars = uri.c_str(); 1691 for (size_t i = 0; i < uri.size(); i++) { 1692 const char c = chars[i]; 1693 if (!isascii(c)) { 1694 break; 1695 } else if (isalpha(c)) { 1696 continue; 1697 } else if (i == 0) { 1698 // first character must be a letter 1699 break; 1700 } else if (isdigit(c) || c == '+' || c == '.' || c =='-') { 1701 continue; 1702 } else if (c != ':') { 1703 break; 1704 } 1705 scheme = AString(uri, 0, i); 1706 scheme.append("://<suppressed>"); 1707 return scheme; 1708 } 1709 return AString("<no-scheme URI suppressed>"); 1710 } 1711 1712 HLSTime::HLSTime(const sp<AMessage>& meta) : 1713 mSeq(-1), 1714 mTimeUs(-1ll), 1715 mMeta(meta) { 1716 if (meta != NULL) { 1717 CHECK(meta->findInt32("discontinuitySeq", &mSeq)); 1718 CHECK(meta->findInt64("timeUs", &mTimeUs)); 1719 } 1720 } 1721 1722 int64_t HLSTime::getSegmentTimeUs() const { 1723 int64_t segmentStartTimeUs = -1ll; 1724 if (mMeta != NULL) { 1725 CHECK(mMeta->findInt64("segmentStartTimeUs", &segmentStartTimeUs)); 1726 1727 int64_t segmentFirstTimeUs; 1728 if (mMeta->findInt64("segmentFirstTimeUs", &segmentFirstTimeUs)) { 1729 segmentStartTimeUs += mTimeUs - segmentFirstTimeUs; 1730 } 1731 1732 // adjust segment time by playlist age (for live streaming) 1733 int64_t playlistTimeUs; 1734 if (mMeta->findInt64("playlistTimeUs", &playlistTimeUs)) { 1735 int64_t playlistAgeUs = ALooper::GetNowUs() - playlistTimeUs; 1736 1737 int64_t durationUs; 1738 CHECK(mMeta->findInt64("segmentDurationUs", &durationUs)); 1739 1740 // round to nearest whole segment 1741 playlistAgeUs = (playlistAgeUs + durationUs / 2) 1742 / durationUs * durationUs; 1743 1744 segmentStartTimeUs -= playlistAgeUs; 1745 if (segmentStartTimeUs < 0) { 1746 segmentStartTimeUs = 0; 1747 } 1748 } 1749 } 1750 return segmentStartTimeUs; 1751 } 1752 1753 bool operator <(const HLSTime &t0, const HLSTime &t1) { 1754 // we can only compare discontinuity sequence and timestamp. 1755 // (mSegmentTimeUs is not reliable in live streaming case, it's the 1756 // time starting from beginning of playlist but playlist could change.) 1757 return t0.mSeq < t1.mSeq 1758 || (t0.mSeq == t1.mSeq && t0.mTimeUs < t1.mTimeUs); 1759 } 1760 1761 void writeToAMessage(const sp<AMessage> &msg, const AudioPlaybackRate &rate) { 1762 msg->setFloat("speed", rate.mSpeed); 1763 msg->setFloat("pitch", rate.mPitch); 1764 msg->setInt32("audio-fallback-mode", rate.mFallbackMode); 1765 msg->setInt32("audio-stretch-mode", rate.mStretchMode); 1766 } 1767 1768 void readFromAMessage(const sp<AMessage> &msg, AudioPlaybackRate *rate /* nonnull */) { 1769 *rate = AUDIO_PLAYBACK_RATE_DEFAULT; 1770 CHECK(msg->findFloat("speed", &rate->mSpeed)); 1771 CHECK(msg->findFloat("pitch", &rate->mPitch)); 1772 CHECK(msg->findInt32("audio-fallback-mode", (int32_t *)&rate->mFallbackMode)); 1773 CHECK(msg->findInt32("audio-stretch-mode", (int32_t *)&rate->mStretchMode)); 1774 } 1775 1776 void writeToAMessage(const sp<AMessage> &msg, const AVSyncSettings &sync, float videoFpsHint) { 1777 msg->setInt32("sync-source", sync.mSource); 1778 msg->setInt32("audio-adjust-mode", sync.mAudioAdjustMode); 1779 msg->setFloat("tolerance", sync.mTolerance); 1780 msg->setFloat("video-fps", videoFpsHint); 1781 } 1782 1783 void readFromAMessage( 1784 const sp<AMessage> &msg, 1785 AVSyncSettings *sync /* nonnull */, 1786 float *videoFps /* nonnull */) { 1787 AVSyncSettings settings; 1788 CHECK(msg->findInt32("sync-source", (int32_t *)&settings.mSource)); 1789 CHECK(msg->findInt32("audio-adjust-mode", (int32_t *)&settings.mAudioAdjustMode)); 1790 CHECK(msg->findFloat("tolerance", &settings.mTolerance)); 1791 CHECK(msg->findFloat("video-fps", videoFps)); 1792 *sync = settings; 1793 } 1794 1795 void writeToAMessage(const sp<AMessage> &msg, const BufferingSettings &buffering) { 1796 msg->setInt32("init-mode", buffering.mInitialBufferingMode); 1797 msg->setInt32("rebuffer-mode", buffering.mRebufferingMode); 1798 msg->setInt32("init-ms", buffering.mInitialWatermarkMs); 1799 msg->setInt32("init-kb", buffering.mInitialWatermarkKB); 1800 msg->setInt32("rebuffer-low-ms", buffering.mRebufferingWatermarkLowMs); 1801 msg->setInt32("rebuffer-high-ms", buffering.mRebufferingWatermarkHighMs); 1802 msg->setInt32("rebuffer-low-kb", buffering.mRebufferingWatermarkLowKB); 1803 msg->setInt32("rebuffer-high-kb", buffering.mRebufferingWatermarkHighKB); 1804 } 1805 1806 void readFromAMessage(const sp<AMessage> &msg, BufferingSettings *buffering /* nonnull */) { 1807 int32_t value; 1808 if (msg->findInt32("init-mode", &value)) { 1809 buffering->mInitialBufferingMode = (BufferingMode)value; 1810 } 1811 if (msg->findInt32("rebuffer-mode", &value)) { 1812 buffering->mRebufferingMode = (BufferingMode)value; 1813 } 1814 if (msg->findInt32("init-ms", &value)) { 1815 buffering->mInitialWatermarkMs = value; 1816 } 1817 if (msg->findInt32("init-kb", &value)) { 1818 buffering->mInitialWatermarkKB = value; 1819 } 1820 if (msg->findInt32("rebuffer-low-ms", &value)) { 1821 buffering->mRebufferingWatermarkLowMs = value; 1822 } 1823 if (msg->findInt32("rebuffer-high-ms", &value)) { 1824 buffering->mRebufferingWatermarkHighMs = value; 1825 } 1826 if (msg->findInt32("rebuffer-low-kb", &value)) { 1827 buffering->mRebufferingWatermarkLowKB = value; 1828 } 1829 if (msg->findInt32("rebuffer-high-kb", &value)) { 1830 buffering->mRebufferingWatermarkHighKB = value; 1831 } 1832 } 1833 1834 AString nameForFd(int fd) { 1835 const size_t SIZE = 256; 1836 char buffer[SIZE]; 1837 AString result; 1838 snprintf(buffer, SIZE, "/proc/%d/fd/%d", getpid(), fd); 1839 struct stat s; 1840 if (lstat(buffer, &s) == 0) { 1841 if ((s.st_mode & S_IFMT) == S_IFLNK) { 1842 char linkto[256]; 1843 int len = readlink(buffer, linkto, sizeof(linkto)); 1844 if(len > 0) { 1845 if(len > 255) { 1846 linkto[252] = '.'; 1847 linkto[253] = '.'; 1848 linkto[254] = '.'; 1849 linkto[255] = 0; 1850 } else { 1851 linkto[len] = 0; 1852 } 1853 result.append(linkto); 1854 } 1855 } else { 1856 result.append("unexpected type for "); 1857 result.append(buffer); 1858 } 1859 } else { 1860 result.append("couldn't open "); 1861 result.append(buffer); 1862 } 1863 return result; 1864 } 1865 1866 } // namespace android 1867 1868
