Andreas Huber | 7a747b8 | 2010-06-07 15:19:40 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2010 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 | |
Andreas Huber | 6e3fa44 | 2010-09-21 13:13:15 -0700 | [diff] [blame] | 17 | //#define LOG_NDEBUG 0 |
| 18 | #define LOG_TAG "APacketSource" |
| 19 | #include <utils/Log.h> |
| 20 | |
Andreas Huber | 7a747b8 | 2010-06-07 15:19:40 -0700 | [diff] [blame] | 21 | #include "APacketSource.h" |
| 22 | |
Andreas Huber | b672373 | 2011-02-22 16:25:00 -0800 | [diff] [blame] | 23 | #include "ARawAudioAssembler.h" |
Andreas Huber | 7a747b8 | 2010-06-07 15:19:40 -0700 | [diff] [blame] | 24 | #include "ASessionDescription.h" |
| 25 | |
Andreas Huber | eef3c33 | 2010-08-19 10:39:47 -0700 | [diff] [blame] | 26 | #include "avc_utils.h" |
| 27 | |
Andreas Huber | af063a6 | 2010-08-18 10:17:18 -0700 | [diff] [blame] | 28 | #include <ctype.h> |
| 29 | |
Andreas Huber | a979ad6 | 2010-08-19 10:56:15 -0700 | [diff] [blame] | 30 | #include <media/stagefright/foundation/ABitReader.h> |
Andreas Huber | 7a747b8 | 2010-06-07 15:19:40 -0700 | [diff] [blame] | 31 | #include <media/stagefright/foundation/ABuffer.h> |
| 32 | #include <media/stagefright/foundation/ADebug.h> |
| 33 | #include <media/stagefright/foundation/AMessage.h> |
| 34 | #include <media/stagefright/foundation/AString.h> |
| 35 | #include <media/stagefright/foundation/base64.h> |
| 36 | #include <media/stagefright/foundation/hexdump.h> |
Andreas Huber | 7a747b8 | 2010-06-07 15:19:40 -0700 | [diff] [blame] | 37 | #include <media/stagefright/MediaDefs.h> |
Andreas Huber | a6be6dc | 2011-10-11 15:24:07 -0700 | [diff] [blame] | 38 | #include <media/stagefright/MediaErrors.h> |
Andreas Huber | 7a747b8 | 2010-06-07 15:19:40 -0700 | [diff] [blame] | 39 | #include <media/stagefright/MetaData.h> |
| 40 | #include <utils/Vector.h> |
| 41 | |
| 42 | namespace android { |
| 43 | |
| 44 | static bool GetAttribute(const char *s, const char *key, AString *value) { |
| 45 | value->clear(); |
| 46 | |
| 47 | size_t keyLen = strlen(key); |
| 48 | |
| 49 | for (;;) { |
Andreas Huber | af063a6 | 2010-08-18 10:17:18 -0700 | [diff] [blame] | 50 | while (isspace(*s)) { |
| 51 | ++s; |
| 52 | } |
| 53 | |
Andreas Huber | 7a747b8 | 2010-06-07 15:19:40 -0700 | [diff] [blame] | 54 | const char *colonPos = strchr(s, ';'); |
| 55 | |
| 56 | size_t len = |
| 57 | (colonPos == NULL) ? strlen(s) : colonPos - s; |
| 58 | |
| 59 | if (len >= keyLen + 1 && s[keyLen] == '=' && !strncmp(s, key, keyLen)) { |
| 60 | value->setTo(&s[keyLen + 1], len - keyLen - 1); |
| 61 | return true; |
| 62 | } |
| 63 | |
| 64 | if (colonPos == NULL) { |
| 65 | return false; |
| 66 | } |
| 67 | |
| 68 | s = colonPos + 1; |
| 69 | } |
| 70 | } |
| 71 | |
| 72 | static sp<ABuffer> decodeHex(const AString &s) { |
| 73 | if ((s.size() % 2) != 0) { |
| 74 | return NULL; |
| 75 | } |
| 76 | |
| 77 | size_t outLen = s.size() / 2; |
| 78 | sp<ABuffer> buffer = new ABuffer(outLen); |
| 79 | uint8_t *out = buffer->data(); |
| 80 | |
| 81 | uint8_t accum = 0; |
| 82 | for (size_t i = 0; i < s.size(); ++i) { |
| 83 | char c = s.c_str()[i]; |
| 84 | unsigned value; |
| 85 | if (c >= '0' && c <= '9') { |
| 86 | value = c - '0'; |
| 87 | } else if (c >= 'a' && c <= 'f') { |
| 88 | value = c - 'a' + 10; |
| 89 | } else if (c >= 'A' && c <= 'F') { |
| 90 | value = c - 'A' + 10; |
| 91 | } else { |
| 92 | return NULL; |
| 93 | } |
| 94 | |
| 95 | accum = (accum << 4) | value; |
| 96 | |
| 97 | if (i & 1) { |
| 98 | *out++ = accum; |
| 99 | |
| 100 | accum = 0; |
| 101 | } |
| 102 | } |
| 103 | |
| 104 | return buffer; |
| 105 | } |
| 106 | |
Andreas Huber | eef3c33 | 2010-08-19 10:39:47 -0700 | [diff] [blame] | 107 | static sp<ABuffer> MakeAVCCodecSpecificData( |
| 108 | const char *params, int32_t *width, int32_t *height) { |
| 109 | *width = 0; |
| 110 | *height = 0; |
| 111 | |
Andreas Huber | 7a747b8 | 2010-06-07 15:19:40 -0700 | [diff] [blame] | 112 | AString val; |
Andreas Huber | 426b650 | 2010-08-04 14:04:31 -0700 | [diff] [blame] | 113 | if (!GetAttribute(params, "profile-level-id", &val)) { |
| 114 | return NULL; |
| 115 | } |
Andreas Huber | 7a747b8 | 2010-06-07 15:19:40 -0700 | [diff] [blame] | 116 | |
| 117 | sp<ABuffer> profileLevelID = decodeHex(val); |
| 118 | CHECK(profileLevelID != NULL); |
| 119 | CHECK_EQ(profileLevelID->size(), 3u); |
| 120 | |
| 121 | Vector<sp<ABuffer> > paramSets; |
| 122 | |
| 123 | size_t numSeqParameterSets = 0; |
| 124 | size_t totalSeqParameterSetSize = 0; |
| 125 | size_t numPicParameterSets = 0; |
| 126 | size_t totalPicParameterSetSize = 0; |
| 127 | |
Andreas Huber | 426b650 | 2010-08-04 14:04:31 -0700 | [diff] [blame] | 128 | if (!GetAttribute(params, "sprop-parameter-sets", &val)) { |
| 129 | return NULL; |
| 130 | } |
| 131 | |
Andreas Huber | 7a747b8 | 2010-06-07 15:19:40 -0700 | [diff] [blame] | 132 | size_t start = 0; |
| 133 | for (;;) { |
| 134 | ssize_t commaPos = val.find(",", start); |
| 135 | size_t end = (commaPos < 0) ? val.size() : commaPos; |
| 136 | |
| 137 | AString nalString(val, start, end - start); |
| 138 | sp<ABuffer> nal = decodeBase64(nalString); |
| 139 | CHECK(nal != NULL); |
| 140 | CHECK_GT(nal->size(), 0u); |
| 141 | CHECK_LE(nal->size(), 65535u); |
| 142 | |
| 143 | uint8_t nalType = nal->data()[0] & 0x1f; |
| 144 | if (numSeqParameterSets == 0) { |
| 145 | CHECK_EQ((unsigned)nalType, 7u); |
| 146 | } else if (numPicParameterSets > 0) { |
| 147 | CHECK_EQ((unsigned)nalType, 8u); |
| 148 | } |
| 149 | if (nalType == 7) { |
| 150 | ++numSeqParameterSets; |
| 151 | totalSeqParameterSetSize += nal->size(); |
| 152 | } else { |
| 153 | CHECK_EQ((unsigned)nalType, 8u); |
| 154 | ++numPicParameterSets; |
| 155 | totalPicParameterSetSize += nal->size(); |
| 156 | } |
| 157 | |
| 158 | paramSets.push(nal); |
| 159 | |
| 160 | if (commaPos < 0) { |
| 161 | break; |
| 162 | } |
| 163 | |
| 164 | start = commaPos + 1; |
| 165 | } |
| 166 | |
| 167 | CHECK_LT(numSeqParameterSets, 32u); |
| 168 | CHECK_LE(numPicParameterSets, 255u); |
| 169 | |
| 170 | size_t csdSize = |
| 171 | 1 + 3 + 1 + 1 |
| 172 | + 2 * numSeqParameterSets + totalSeqParameterSetSize |
| 173 | + 1 + 2 * numPicParameterSets + totalPicParameterSetSize; |
| 174 | |
| 175 | sp<ABuffer> csd = new ABuffer(csdSize); |
| 176 | uint8_t *out = csd->data(); |
| 177 | |
| 178 | *out++ = 0x01; // configurationVersion |
| 179 | memcpy(out, profileLevelID->data(), 3); |
| 180 | out += 3; |
| 181 | *out++ = (0x3f << 2) | 1; // lengthSize == 2 bytes |
| 182 | *out++ = 0xe0 | numSeqParameterSets; |
| 183 | |
| 184 | for (size_t i = 0; i < numSeqParameterSets; ++i) { |
| 185 | sp<ABuffer> nal = paramSets.editItemAt(i); |
| 186 | |
| 187 | *out++ = nal->size() >> 8; |
| 188 | *out++ = nal->size() & 0xff; |
| 189 | |
| 190 | memcpy(out, nal->data(), nal->size()); |
| 191 | |
| 192 | out += nal->size(); |
Andreas Huber | eef3c33 | 2010-08-19 10:39:47 -0700 | [diff] [blame] | 193 | |
| 194 | if (i == 0) { |
| 195 | FindAVCDimensions(nal, width, height); |
Andreas Huber | 6e3fa44 | 2010-09-21 13:13:15 -0700 | [diff] [blame] | 196 | LOGI("dimensions %dx%d", *width, *height); |
Andreas Huber | eef3c33 | 2010-08-19 10:39:47 -0700 | [diff] [blame] | 197 | } |
Andreas Huber | 7a747b8 | 2010-06-07 15:19:40 -0700 | [diff] [blame] | 198 | } |
| 199 | |
| 200 | *out++ = numPicParameterSets; |
| 201 | |
| 202 | for (size_t i = 0; i < numPicParameterSets; ++i) { |
| 203 | sp<ABuffer> nal = paramSets.editItemAt(i + numSeqParameterSets); |
| 204 | |
| 205 | *out++ = nal->size() >> 8; |
| 206 | *out++ = nal->size() & 0xff; |
| 207 | |
| 208 | memcpy(out, nal->data(), nal->size()); |
| 209 | |
| 210 | out += nal->size(); |
| 211 | } |
| 212 | |
Andreas Huber | eef3c33 | 2010-08-19 10:39:47 -0700 | [diff] [blame] | 213 | // hexdump(csd->data(), csd->size()); |
Andreas Huber | 7a747b8 | 2010-06-07 15:19:40 -0700 | [diff] [blame] | 214 | |
| 215 | return csd; |
| 216 | } |
| 217 | |
| 218 | sp<ABuffer> MakeAACCodecSpecificData(const char *params) { |
| 219 | AString val; |
| 220 | CHECK(GetAttribute(params, "config", &val)); |
| 221 | |
| 222 | sp<ABuffer> config = decodeHex(val); |
| 223 | CHECK(config != NULL); |
| 224 | CHECK_GE(config->size(), 4u); |
| 225 | |
| 226 | const uint8_t *data = config->data(); |
| 227 | uint32_t x = data[0] << 24 | data[1] << 16 | data[2] << 8 | data[3]; |
| 228 | x = (x >> 1) & 0xffff; |
| 229 | |
| 230 | static const uint8_t kStaticESDS[] = { |
| 231 | 0x03, 22, |
| 232 | 0x00, 0x00, // ES_ID |
| 233 | 0x00, // streamDependenceFlag, URL_Flag, OCRstreamFlag |
| 234 | |
| 235 | 0x04, 17, |
| 236 | 0x40, // Audio ISO/IEC 14496-3 |
| 237 | 0x00, 0x00, 0x00, 0x00, |
| 238 | 0x00, 0x00, 0x00, 0x00, |
| 239 | 0x00, 0x00, 0x00, 0x00, |
| 240 | |
| 241 | 0x05, 2, |
| 242 | // AudioSpecificInfo follows |
| 243 | }; |
| 244 | |
| 245 | sp<ABuffer> csd = new ABuffer(sizeof(kStaticESDS) + 2); |
| 246 | memcpy(csd->data(), kStaticESDS, sizeof(kStaticESDS)); |
| 247 | csd->data()[sizeof(kStaticESDS)] = (x >> 8) & 0xff; |
| 248 | csd->data()[sizeof(kStaticESDS) + 1] = x & 0xff; |
| 249 | |
Andreas Huber | eef3c33 | 2010-08-19 10:39:47 -0700 | [diff] [blame] | 250 | // hexdump(csd->data(), csd->size()); |
Andreas Huber | 7a747b8 | 2010-06-07 15:19:40 -0700 | [diff] [blame] | 251 | |
| 252 | return csd; |
| 253 | } |
| 254 | |
Andreas Huber | e536f80 | 2010-08-31 14:25:36 -0700 | [diff] [blame] | 255 | // From mpeg4-generic configuration data. |
| 256 | sp<ABuffer> MakeAACCodecSpecificData2(const char *params) { |
| 257 | AString val; |
| 258 | unsigned long objectType; |
| 259 | if (GetAttribute(params, "objectType", &val)) { |
| 260 | const char *s = val.c_str(); |
| 261 | char *end; |
| 262 | objectType = strtoul(s, &end, 10); |
| 263 | CHECK(end > s && *end == '\0'); |
| 264 | } else { |
| 265 | objectType = 0x40; // Audio ISO/IEC 14496-3 |
| 266 | } |
| 267 | |
| 268 | CHECK(GetAttribute(params, "config", &val)); |
| 269 | |
| 270 | sp<ABuffer> config = decodeHex(val); |
| 271 | CHECK(config != NULL); |
| 272 | |
| 273 | // Make sure size fits into a single byte and doesn't have to |
| 274 | // be encoded. |
| 275 | CHECK_LT(20 + config->size(), 128u); |
| 276 | |
| 277 | const uint8_t *data = config->data(); |
| 278 | |
| 279 | static const uint8_t kStaticESDS[] = { |
| 280 | 0x03, 22, |
| 281 | 0x00, 0x00, // ES_ID |
| 282 | 0x00, // streamDependenceFlag, URL_Flag, OCRstreamFlag |
| 283 | |
| 284 | 0x04, 17, |
| 285 | 0x40, // Audio ISO/IEC 14496-3 |
| 286 | 0x00, 0x00, 0x00, 0x00, |
| 287 | 0x00, 0x00, 0x00, 0x00, |
| 288 | 0x00, 0x00, 0x00, 0x00, |
| 289 | |
| 290 | 0x05, 2, |
| 291 | // AudioSpecificInfo follows |
| 292 | }; |
| 293 | |
| 294 | sp<ABuffer> csd = new ABuffer(sizeof(kStaticESDS) + config->size()); |
| 295 | uint8_t *dst = csd->data(); |
| 296 | *dst++ = 0x03; |
| 297 | *dst++ = 20 + config->size(); |
| 298 | *dst++ = 0x00; // ES_ID |
| 299 | *dst++ = 0x00; |
| 300 | *dst++ = 0x00; // streamDependenceFlag, URL_Flag, OCRstreamFlag |
| 301 | *dst++ = 0x04; |
| 302 | *dst++ = 15 + config->size(); |
| 303 | *dst++ = objectType; |
| 304 | for (int i = 0; i < 12; ++i) { *dst++ = 0x00; } |
| 305 | *dst++ = 0x05; |
| 306 | *dst++ = config->size(); |
| 307 | memcpy(dst, config->data(), config->size()); |
| 308 | |
| 309 | // hexdump(csd->data(), csd->size()); |
| 310 | |
| 311 | return csd; |
| 312 | } |
| 313 | |
Andreas Huber | a979ad6 | 2010-08-19 10:56:15 -0700 | [diff] [blame] | 314 | static size_t GetSizeWidth(size_t x) { |
| 315 | size_t n = 1; |
| 316 | while (x > 127) { |
| 317 | ++n; |
| 318 | x >>= 7; |
| 319 | } |
| 320 | return n; |
| 321 | } |
| 322 | |
| 323 | static uint8_t *EncodeSize(uint8_t *dst, size_t x) { |
| 324 | while (x > 127) { |
| 325 | *dst++ = (x & 0x7f) | 0x80; |
| 326 | x >>= 7; |
| 327 | } |
| 328 | *dst++ = x; |
| 329 | return dst; |
| 330 | } |
| 331 | |
Andreas Huber | eb2f9c1 | 2011-05-19 08:37:39 -0700 | [diff] [blame] | 332 | static bool ExtractDimensionsMPEG4Config( |
Andreas Huber | a979ad6 | 2010-08-19 10:56:15 -0700 | [diff] [blame] | 333 | const sp<ABuffer> &config, int32_t *width, int32_t *height) { |
| 334 | *width = 0; |
| 335 | *height = 0; |
| 336 | |
| 337 | const uint8_t *ptr = config->data(); |
| 338 | size_t offset = 0; |
| 339 | bool foundVOL = false; |
| 340 | while (offset + 3 < config->size()) { |
| 341 | if (memcmp("\x00\x00\x01", &ptr[offset], 3) |
| 342 | || (ptr[offset + 3] & 0xf0) != 0x20) { |
| 343 | ++offset; |
| 344 | continue; |
| 345 | } |
| 346 | |
| 347 | foundVOL = true; |
| 348 | break; |
| 349 | } |
| 350 | |
| 351 | if (!foundVOL) { |
| 352 | return false; |
| 353 | } |
| 354 | |
Andreas Huber | eb2f9c1 | 2011-05-19 08:37:39 -0700 | [diff] [blame] | 355 | return ExtractDimensionsFromVOLHeader( |
| 356 | &ptr[offset], config->size() - offset, width, height); |
Andreas Huber | a979ad6 | 2010-08-19 10:56:15 -0700 | [diff] [blame] | 357 | } |
| 358 | |
Andreas Huber | eb2f9c1 | 2011-05-19 08:37:39 -0700 | [diff] [blame] | 359 | static sp<ABuffer> MakeMPEG4VideoCodecSpecificData( |
Andreas Huber | a979ad6 | 2010-08-19 10:56:15 -0700 | [diff] [blame] | 360 | const char *params, int32_t *width, int32_t *height) { |
| 361 | *width = 0; |
| 362 | *height = 0; |
| 363 | |
| 364 | AString val; |
| 365 | CHECK(GetAttribute(params, "config", &val)); |
| 366 | |
| 367 | sp<ABuffer> config = decodeHex(val); |
| 368 | CHECK(config != NULL); |
| 369 | |
Andreas Huber | eb2f9c1 | 2011-05-19 08:37:39 -0700 | [diff] [blame] | 370 | if (!ExtractDimensionsMPEG4Config(config, width, height)) { |
Andreas Huber | a979ad6 | 2010-08-19 10:56:15 -0700 | [diff] [blame] | 371 | return NULL; |
| 372 | } |
| 373 | |
Andreas Huber | eb2f9c1 | 2011-05-19 08:37:39 -0700 | [diff] [blame] | 374 | LOGI("VOL dimensions = %dx%d", *width, *height); |
| 375 | |
Andreas Huber | a979ad6 | 2010-08-19 10:56:15 -0700 | [diff] [blame] | 376 | size_t len1 = config->size() + GetSizeWidth(config->size()) + 1; |
| 377 | size_t len2 = len1 + GetSizeWidth(len1) + 1 + 13; |
| 378 | size_t len3 = len2 + GetSizeWidth(len2) + 1 + 3; |
| 379 | |
| 380 | sp<ABuffer> csd = new ABuffer(len3); |
| 381 | uint8_t *dst = csd->data(); |
| 382 | *dst++ = 0x03; |
| 383 | dst = EncodeSize(dst, len2 + 3); |
| 384 | *dst++ = 0x00; // ES_ID |
| 385 | *dst++ = 0x00; |
| 386 | *dst++ = 0x00; // streamDependenceFlag, URL_Flag, OCRstreamFlag |
| 387 | |
| 388 | *dst++ = 0x04; |
| 389 | dst = EncodeSize(dst, len1 + 13); |
| 390 | *dst++ = 0x01; // Video ISO/IEC 14496-2 Simple Profile |
| 391 | for (size_t i = 0; i < 12; ++i) { |
| 392 | *dst++ = 0x00; |
| 393 | } |
| 394 | |
| 395 | *dst++ = 0x05; |
| 396 | dst = EncodeSize(dst, config->size()); |
| 397 | memcpy(dst, config->data(), config->size()); |
| 398 | dst += config->size(); |
| 399 | |
| 400 | // hexdump(csd->data(), csd->size()); |
| 401 | |
| 402 | return csd; |
| 403 | } |
| 404 | |
Andreas Huber | 7a747b8 | 2010-06-07 15:19:40 -0700 | [diff] [blame] | 405 | APacketSource::APacketSource( |
| 406 | const sp<ASessionDescription> &sessionDesc, size_t index) |
Andreas Huber | 57648e4 | 2010-08-04 10:14:30 -0700 | [diff] [blame] | 407 | : mInitCheck(NO_INIT), |
Andreas Huber | a6be6dc | 2011-10-11 15:24:07 -0700 | [diff] [blame] | 408 | mFormat(new MetaData) { |
Andreas Huber | 7a747b8 | 2010-06-07 15:19:40 -0700 | [diff] [blame] | 409 | unsigned long PT; |
| 410 | AString desc; |
| 411 | AString params; |
| 412 | sessionDesc->getFormatType(index, &PT, &desc, ¶ms); |
| 413 | |
| 414 | int64_t durationUs; |
| 415 | if (sessionDesc->getDurationUs(&durationUs)) { |
| 416 | mFormat->setInt64(kKeyDuration, durationUs); |
| 417 | } else { |
| 418 | mFormat->setInt64(kKeyDuration, 60 * 60 * 1000000ll); |
| 419 | } |
| 420 | |
Andreas Huber | 57648e4 | 2010-08-04 10:14:30 -0700 | [diff] [blame] | 421 | mInitCheck = OK; |
Andreas Huber | 7a747b8 | 2010-06-07 15:19:40 -0700 | [diff] [blame] | 422 | if (!strncmp(desc.c_str(), "H264/", 5)) { |
| 423 | mFormat->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_AVC); |
| 424 | |
| 425 | int32_t width, height; |
Andreas Huber | af063a6 | 2010-08-18 10:17:18 -0700 | [diff] [blame] | 426 | if (!sessionDesc->getDimensions(index, PT, &width, &height)) { |
Andreas Huber | eef3c33 | 2010-08-19 10:39:47 -0700 | [diff] [blame] | 427 | width = -1; |
| 428 | height = -1; |
| 429 | } |
| 430 | |
| 431 | int32_t encWidth, encHeight; |
| 432 | sp<ABuffer> codecSpecificData = |
| 433 | MakeAVCCodecSpecificData(params.c_str(), &encWidth, &encHeight); |
| 434 | |
| 435 | if (codecSpecificData != NULL) { |
| 436 | if (width < 0) { |
| 437 | // If no explicit width/height given in the sdp, use the dimensions |
| 438 | // extracted from the first sequence parameter set. |
| 439 | width = encWidth; |
| 440 | height = encHeight; |
| 441 | } |
| 442 | |
| 443 | mFormat->setData( |
| 444 | kKeyAVCC, 0, |
| 445 | codecSpecificData->data(), codecSpecificData->size()); |
| 446 | } else if (width < 0) { |
Andreas Huber | af063a6 | 2010-08-18 10:17:18 -0700 | [diff] [blame] | 447 | mInitCheck = ERROR_UNSUPPORTED; |
| 448 | return; |
| 449 | } |
Andreas Huber | 7a747b8 | 2010-06-07 15:19:40 -0700 | [diff] [blame] | 450 | |
| 451 | mFormat->setInt32(kKeyWidth, width); |
| 452 | mFormat->setInt32(kKeyHeight, height); |
Andreas Huber | 57648e4 | 2010-08-04 10:14:30 -0700 | [diff] [blame] | 453 | } else if (!strncmp(desc.c_str(), "H263-2000/", 10) |
| 454 | || !strncmp(desc.c_str(), "H263-1998/", 10)) { |
| 455 | mFormat->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_H263); |
Andreas Huber | 7a747b8 | 2010-06-07 15:19:40 -0700 | [diff] [blame] | 456 | |
Andreas Huber | 57648e4 | 2010-08-04 10:14:30 -0700 | [diff] [blame] | 457 | int32_t width, height; |
Andreas Huber | af063a6 | 2010-08-18 10:17:18 -0700 | [diff] [blame] | 458 | if (!sessionDesc->getDimensions(index, PT, &width, &height)) { |
| 459 | mInitCheck = ERROR_UNSUPPORTED; |
| 460 | return; |
| 461 | } |
Andreas Huber | 57648e4 | 2010-08-04 10:14:30 -0700 | [diff] [blame] | 462 | |
| 463 | mFormat->setInt32(kKeyWidth, width); |
| 464 | mFormat->setInt32(kKeyHeight, height); |
| 465 | } else if (!strncmp(desc.c_str(), "MP4A-LATM/", 10)) { |
Andreas Huber | 7a747b8 | 2010-06-07 15:19:40 -0700 | [diff] [blame] | 466 | mFormat->setCString(kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AAC); |
| 467 | |
| 468 | int32_t sampleRate, numChannels; |
| 469 | ASessionDescription::ParseFormatDesc( |
| 470 | desc.c_str(), &sampleRate, &numChannels); |
| 471 | |
| 472 | mFormat->setInt32(kKeySampleRate, sampleRate); |
| 473 | mFormat->setInt32(kKeyChannelCount, numChannels); |
| 474 | |
| 475 | sp<ABuffer> codecSpecificData = |
| 476 | MakeAACCodecSpecificData(params.c_str()); |
| 477 | |
| 478 | mFormat->setData( |
| 479 | kKeyESDS, 0, |
| 480 | codecSpecificData->data(), codecSpecificData->size()); |
Andreas Huber | 57648e4 | 2010-08-04 10:14:30 -0700 | [diff] [blame] | 481 | } else if (!strncmp(desc.c_str(), "AMR/", 4)) { |
| 482 | mFormat->setCString(kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_NB); |
| 483 | |
| 484 | int32_t sampleRate, numChannels; |
| 485 | ASessionDescription::ParseFormatDesc( |
| 486 | desc.c_str(), &sampleRate, &numChannels); |
| 487 | |
| 488 | mFormat->setInt32(kKeySampleRate, sampleRate); |
| 489 | mFormat->setInt32(kKeyChannelCount, numChannels); |
| 490 | |
| 491 | if (sampleRate != 8000 || numChannels != 1) { |
| 492 | mInitCheck = ERROR_UNSUPPORTED; |
| 493 | } |
| 494 | } else if (!strncmp(desc.c_str(), "AMR-WB/", 7)) { |
| 495 | mFormat->setCString(kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_WB); |
| 496 | |
| 497 | int32_t sampleRate, numChannels; |
| 498 | ASessionDescription::ParseFormatDesc( |
| 499 | desc.c_str(), &sampleRate, &numChannels); |
| 500 | |
| 501 | mFormat->setInt32(kKeySampleRate, sampleRate); |
| 502 | mFormat->setInt32(kKeyChannelCount, numChannels); |
| 503 | |
| 504 | if (sampleRate != 16000 || numChannels != 1) { |
| 505 | mInitCheck = ERROR_UNSUPPORTED; |
| 506 | } |
Andreas Huber | a979ad6 | 2010-08-19 10:56:15 -0700 | [diff] [blame] | 507 | } else if (!strncmp(desc.c_str(), "MP4V-ES/", 8)) { |
| 508 | mFormat->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_MPEG4); |
| 509 | |
| 510 | int32_t width, height; |
| 511 | if (!sessionDesc->getDimensions(index, PT, &width, &height)) { |
| 512 | width = -1; |
| 513 | height = -1; |
| 514 | } |
| 515 | |
| 516 | int32_t encWidth, encHeight; |
| 517 | sp<ABuffer> codecSpecificData = |
| 518 | MakeMPEG4VideoCodecSpecificData( |
| 519 | params.c_str(), &encWidth, &encHeight); |
| 520 | |
| 521 | if (codecSpecificData != NULL) { |
| 522 | mFormat->setData( |
| 523 | kKeyESDS, 0, |
| 524 | codecSpecificData->data(), codecSpecificData->size()); |
| 525 | |
| 526 | if (width < 0) { |
| 527 | width = encWidth; |
| 528 | height = encHeight; |
| 529 | } |
| 530 | } else if (width < 0) { |
| 531 | mInitCheck = ERROR_UNSUPPORTED; |
| 532 | return; |
| 533 | } |
| 534 | |
| 535 | mFormat->setInt32(kKeyWidth, width); |
| 536 | mFormat->setInt32(kKeyHeight, height); |
Andreas Huber | 0407269 | 2011-02-15 10:39:48 -0800 | [diff] [blame] | 537 | } else if (!strncasecmp(desc.c_str(), "mpeg4-generic/", 14)) { |
Andreas Huber | e536f80 | 2010-08-31 14:25:36 -0700 | [diff] [blame] | 538 | AString val; |
| 539 | if (!GetAttribute(params.c_str(), "mode", &val) |
| 540 | || (strcasecmp(val.c_str(), "AAC-lbr") |
| 541 | && strcasecmp(val.c_str(), "AAC-hbr"))) { |
| 542 | mInitCheck = ERROR_UNSUPPORTED; |
| 543 | return; |
| 544 | } |
| 545 | |
| 546 | mFormat->setCString(kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AAC); |
| 547 | |
| 548 | int32_t sampleRate, numChannels; |
| 549 | ASessionDescription::ParseFormatDesc( |
| 550 | desc.c_str(), &sampleRate, &numChannels); |
| 551 | |
| 552 | mFormat->setInt32(kKeySampleRate, sampleRate); |
| 553 | mFormat->setInt32(kKeyChannelCount, numChannels); |
| 554 | |
| 555 | sp<ABuffer> codecSpecificData = |
| 556 | MakeAACCodecSpecificData2(params.c_str()); |
| 557 | |
| 558 | mFormat->setData( |
| 559 | kKeyESDS, 0, |
| 560 | codecSpecificData->data(), codecSpecificData->size()); |
Andreas Huber | b672373 | 2011-02-22 16:25:00 -0800 | [diff] [blame] | 561 | } else if (ARawAudioAssembler::Supports(desc.c_str())) { |
| 562 | ARawAudioAssembler::MakeFormat(desc.c_str(), mFormat); |
Andreas Huber | 7a747b8 | 2010-06-07 15:19:40 -0700 | [diff] [blame] | 563 | } else { |
Andreas Huber | 57648e4 | 2010-08-04 10:14:30 -0700 | [diff] [blame] | 564 | mInitCheck = ERROR_UNSUPPORTED; |
Andreas Huber | 7a747b8 | 2010-06-07 15:19:40 -0700 | [diff] [blame] | 565 | } |
| 566 | } |
| 567 | |
| 568 | APacketSource::~APacketSource() { |
| 569 | } |
| 570 | |
Andreas Huber | 57648e4 | 2010-08-04 10:14:30 -0700 | [diff] [blame] | 571 | status_t APacketSource::initCheck() const { |
| 572 | return mInitCheck; |
| 573 | } |
| 574 | |
Andreas Huber | 7a747b8 | 2010-06-07 15:19:40 -0700 | [diff] [blame] | 575 | sp<MetaData> APacketSource::getFormat() { |
| 576 | return mFormat; |
| 577 | } |
| 578 | |
Andreas Huber | 7a747b8 | 2010-06-07 15:19:40 -0700 | [diff] [blame] | 579 | } // namespace android |