Andreas Huber | 88572f7 | 2012-02-21 11:47:18 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2012, 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 "MediaExtractor-JNI" |
| 19 | #include <utils/Log.h> |
| 20 | |
| 21 | #include "android_media_MediaExtractor.h" |
| 22 | |
| 23 | #include "android_media_Utils.h" |
| 24 | #include "android_runtime/AndroidRuntime.h" |
| 25 | #include "jni.h" |
| 26 | #include "JNIHelp.h" |
| 27 | |
Andreas Huber | ab57d03 | 2012-04-18 15:59:43 -0700 | [diff] [blame] | 28 | #include <media/hardware/CryptoAPI.h> |
Andreas Huber | 88572f7 | 2012-02-21 11:47:18 -0800 | [diff] [blame] | 29 | #include <media/stagefright/foundation/ABuffer.h> |
| 30 | #include <media/stagefright/foundation/ADebug.h> |
| 31 | #include <media/stagefright/foundation/AMessage.h> |
| 32 | #include <media/stagefright/DataSource.h> |
| 33 | #include <media/stagefright/MediaErrors.h> |
Andreas Huber | 91befdc | 2012-04-18 12:19:51 -0700 | [diff] [blame] | 34 | #include <media/stagefright/MetaData.h> |
Andreas Huber | 88572f7 | 2012-02-21 11:47:18 -0800 | [diff] [blame] | 35 | #include <media/stagefright/NuMediaExtractor.h> |
| 36 | |
| 37 | namespace android { |
| 38 | |
| 39 | struct fields_t { |
| 40 | jfieldID context; |
Andreas Huber | 91befdc | 2012-04-18 12:19:51 -0700 | [diff] [blame] | 41 | |
| 42 | jmethodID cryptoInfoSetID; |
Andreas Huber | 88572f7 | 2012-02-21 11:47:18 -0800 | [diff] [blame] | 43 | }; |
| 44 | |
| 45 | static fields_t gFields; |
| 46 | |
| 47 | //////////////////////////////////////////////////////////////////////////////// |
| 48 | |
| 49 | JMediaExtractor::JMediaExtractor(JNIEnv *env, jobject thiz) |
| 50 | : mClass(NULL), |
| 51 | mObject(NULL) { |
| 52 | jclass clazz = env->GetObjectClass(thiz); |
| 53 | CHECK(clazz != NULL); |
| 54 | |
| 55 | mClass = (jclass)env->NewGlobalRef(clazz); |
| 56 | mObject = env->NewWeakGlobalRef(thiz); |
| 57 | |
| 58 | mImpl = new NuMediaExtractor; |
| 59 | } |
| 60 | |
| 61 | JMediaExtractor::~JMediaExtractor() { |
| 62 | JNIEnv *env = AndroidRuntime::getJNIEnv(); |
| 63 | |
| 64 | env->DeleteWeakGlobalRef(mObject); |
| 65 | mObject = NULL; |
| 66 | env->DeleteGlobalRef(mClass); |
| 67 | mClass = NULL; |
| 68 | } |
| 69 | |
Andreas Huber | 07ea426 | 2012-04-11 12:21:20 -0700 | [diff] [blame] | 70 | status_t JMediaExtractor::setDataSource( |
| 71 | const char *path, const KeyedVector<String8, String8> *headers) { |
| 72 | return mImpl->setDataSource(path, headers); |
| 73 | } |
| 74 | |
| 75 | status_t JMediaExtractor::setDataSource(int fd, off64_t offset, off64_t size) { |
| 76 | return mImpl->setDataSource(fd, offset, size); |
Andreas Huber | 88572f7 | 2012-02-21 11:47:18 -0800 | [diff] [blame] | 77 | } |
| 78 | |
| 79 | size_t JMediaExtractor::countTracks() const { |
| 80 | return mImpl->countTracks(); |
| 81 | } |
| 82 | |
| 83 | status_t JMediaExtractor::getTrackFormat(size_t index, jobject *format) const { |
| 84 | sp<AMessage> msg; |
| 85 | status_t err; |
| 86 | if ((err = mImpl->getTrackFormat(index, &msg)) != OK) { |
| 87 | return err; |
| 88 | } |
| 89 | |
| 90 | JNIEnv *env = AndroidRuntime::getJNIEnv(); |
| 91 | |
| 92 | return ConvertMessageToMap(env, msg, format); |
| 93 | } |
| 94 | |
| 95 | status_t JMediaExtractor::selectTrack(size_t index) { |
| 96 | return mImpl->selectTrack(index); |
| 97 | } |
| 98 | |
| 99 | status_t JMediaExtractor::seekTo(int64_t timeUs) { |
| 100 | return mImpl->seekTo(timeUs); |
| 101 | } |
| 102 | |
| 103 | status_t JMediaExtractor::advance() { |
| 104 | return mImpl->advance(); |
| 105 | } |
| 106 | |
| 107 | status_t JMediaExtractor::readSampleData( |
| 108 | jobject byteBuf, size_t offset, size_t *sampleSize) { |
| 109 | JNIEnv *env = AndroidRuntime::getJNIEnv(); |
| 110 | |
| 111 | void *dst = env->GetDirectBufferAddress(byteBuf); |
| 112 | |
Andreas Huber | c52b980 | 2012-03-12 14:04:01 -0700 | [diff] [blame] | 113 | jlong dstSize; |
| 114 | jbyteArray byteArray = NULL; |
| 115 | |
Andreas Huber | 88572f7 | 2012-02-21 11:47:18 -0800 | [diff] [blame] | 116 | if (dst == NULL) { |
Andreas Huber | c52b980 | 2012-03-12 14:04:01 -0700 | [diff] [blame] | 117 | jclass byteBufClass = env->FindClass("java/nio/ByteBuffer"); |
| 118 | CHECK(byteBufClass != NULL); |
| 119 | |
| 120 | jmethodID arrayID = |
| 121 | env->GetMethodID(byteBufClass, "array", "()[B"); |
| 122 | CHECK(arrayID != NULL); |
| 123 | |
| 124 | byteArray = |
| 125 | (jbyteArray)env->CallObjectMethod(byteBuf, arrayID); |
| 126 | |
| 127 | if (byteArray == NULL) { |
| 128 | return INVALID_OPERATION; |
| 129 | } |
| 130 | |
| 131 | jboolean isCopy; |
| 132 | dst = env->GetByteArrayElements(byteArray, &isCopy); |
| 133 | |
| 134 | dstSize = env->GetArrayLength(byteArray); |
| 135 | } else { |
| 136 | dstSize = env->GetDirectBufferCapacity(byteBuf); |
Andreas Huber | 88572f7 | 2012-02-21 11:47:18 -0800 | [diff] [blame] | 137 | } |
| 138 | |
Andreas Huber | 88572f7 | 2012-02-21 11:47:18 -0800 | [diff] [blame] | 139 | if (dstSize < offset) { |
Andreas Huber | c52b980 | 2012-03-12 14:04:01 -0700 | [diff] [blame] | 140 | if (byteArray != NULL) { |
| 141 | env->ReleaseByteArrayElements(byteArray, (jbyte *)dst, 0); |
| 142 | } |
| 143 | |
Andreas Huber | 88572f7 | 2012-02-21 11:47:18 -0800 | [diff] [blame] | 144 | return -ERANGE; |
| 145 | } |
| 146 | |
| 147 | sp<ABuffer> buffer = new ABuffer((char *)dst + offset, dstSize - offset); |
| 148 | |
| 149 | status_t err = mImpl->readSampleData(buffer); |
| 150 | |
Andreas Huber | c52b980 | 2012-03-12 14:04:01 -0700 | [diff] [blame] | 151 | if (byteArray != NULL) { |
| 152 | env->ReleaseByteArrayElements(byteArray, (jbyte *)dst, 0); |
| 153 | } |
| 154 | |
Andreas Huber | 88572f7 | 2012-02-21 11:47:18 -0800 | [diff] [blame] | 155 | if (err != OK) { |
| 156 | return err; |
| 157 | } |
| 158 | |
| 159 | *sampleSize = buffer->size(); |
| 160 | |
| 161 | return OK; |
| 162 | } |
| 163 | |
| 164 | status_t JMediaExtractor::getSampleTrackIndex(size_t *trackIndex) { |
| 165 | return mImpl->getSampleTrackIndex(trackIndex); |
| 166 | } |
| 167 | |
| 168 | status_t JMediaExtractor::getSampleTime(int64_t *sampleTimeUs) { |
| 169 | return mImpl->getSampleTime(sampleTimeUs); |
| 170 | } |
| 171 | |
Andreas Huber | 9b8e496 | 2012-03-26 11:13:27 -0700 | [diff] [blame] | 172 | status_t JMediaExtractor::getSampleFlags(uint32_t *sampleFlags) { |
Andreas Huber | 91befdc | 2012-04-18 12:19:51 -0700 | [diff] [blame] | 173 | *sampleFlags = 0; |
| 174 | |
| 175 | sp<MetaData> meta; |
| 176 | status_t err = mImpl->getSampleMeta(&meta); |
| 177 | |
| 178 | if (err != OK) { |
| 179 | return err; |
| 180 | } |
| 181 | |
| 182 | int32_t val; |
| 183 | if (meta->findInt32(kKeyIsSyncFrame, &val) && val != 0) { |
| 184 | (*sampleFlags) |= NuMediaExtractor::SAMPLE_FLAG_SYNC; |
| 185 | } |
| 186 | |
| 187 | uint32_t type; |
| 188 | const void *data; |
| 189 | size_t size; |
| 190 | if (meta->findData(kKeyEncryptedSizes, &type, &data, &size)) { |
| 191 | (*sampleFlags) |= NuMediaExtractor::SAMPLE_FLAG_ENCRYPTED; |
| 192 | } |
| 193 | |
| 194 | return OK; |
| 195 | } |
| 196 | |
| 197 | status_t JMediaExtractor::getSampleMeta(sp<MetaData> *sampleMeta) { |
| 198 | return mImpl->getSampleMeta(sampleMeta); |
Andreas Huber | 9b8e496 | 2012-03-26 11:13:27 -0700 | [diff] [blame] | 199 | } |
| 200 | |
Andreas Huber | 74a78b0 | 2012-04-19 16:24:32 -0700 | [diff] [blame^] | 201 | bool JMediaExtractor::getCachedDuration(int64_t *durationUs, bool *eos) const { |
| 202 | return mImpl->getCachedDuration(durationUs, eos); |
| 203 | } |
| 204 | |
Andreas Huber | 88572f7 | 2012-02-21 11:47:18 -0800 | [diff] [blame] | 205 | } // namespace android |
| 206 | |
| 207 | //////////////////////////////////////////////////////////////////////////////// |
| 208 | |
| 209 | using namespace android; |
| 210 | |
| 211 | static sp<JMediaExtractor> setMediaExtractor( |
| 212 | JNIEnv *env, jobject thiz, const sp<JMediaExtractor> &extractor) { |
| 213 | sp<JMediaExtractor> old = |
| 214 | (JMediaExtractor *)env->GetIntField(thiz, gFields.context); |
| 215 | |
| 216 | if (extractor != NULL) { |
| 217 | extractor->incStrong(thiz); |
| 218 | } |
| 219 | if (old != NULL) { |
| 220 | old->decStrong(thiz); |
| 221 | } |
| 222 | env->SetIntField(thiz, gFields.context, (int)extractor.get()); |
| 223 | |
| 224 | return old; |
| 225 | } |
| 226 | |
| 227 | static sp<JMediaExtractor> getMediaExtractor(JNIEnv *env, jobject thiz) { |
| 228 | return (JMediaExtractor *)env->GetIntField(thiz, gFields.context); |
| 229 | } |
| 230 | |
| 231 | static void android_media_MediaExtractor_release(JNIEnv *env, jobject thiz) { |
| 232 | setMediaExtractor(env, thiz, NULL); |
| 233 | } |
| 234 | |
| 235 | static jint android_media_MediaExtractor_countTracks( |
| 236 | JNIEnv *env, jobject thiz) { |
| 237 | sp<JMediaExtractor> extractor = getMediaExtractor(env, thiz); |
| 238 | |
| 239 | if (extractor == NULL) { |
| 240 | jniThrowException(env, "java/lang/IllegalStateException", NULL); |
Andreas Huber | 07ea426 | 2012-04-11 12:21:20 -0700 | [diff] [blame] | 241 | return -1; |
Andreas Huber | 88572f7 | 2012-02-21 11:47:18 -0800 | [diff] [blame] | 242 | } |
| 243 | |
| 244 | return extractor->countTracks(); |
| 245 | } |
| 246 | |
| 247 | static jobject android_media_MediaExtractor_getTrackFormat( |
| 248 | JNIEnv *env, jobject thiz, jint index) { |
| 249 | sp<JMediaExtractor> extractor = getMediaExtractor(env, thiz); |
| 250 | |
| 251 | if (extractor == NULL) { |
| 252 | jniThrowException(env, "java/lang/IllegalStateException", NULL); |
| 253 | return NULL; |
| 254 | } |
| 255 | |
| 256 | jobject format; |
| 257 | status_t err = extractor->getTrackFormat(index, &format); |
| 258 | |
| 259 | if (err != OK) { |
| 260 | jniThrowException(env, "java/lang/IllegalArgumentException", NULL); |
| 261 | return NULL; |
| 262 | } |
| 263 | |
| 264 | return format; |
| 265 | } |
| 266 | |
| 267 | static void android_media_MediaExtractor_selectTrack( |
| 268 | JNIEnv *env, jobject thiz, jint index) { |
| 269 | sp<JMediaExtractor> extractor = getMediaExtractor(env, thiz); |
| 270 | |
| 271 | if (extractor == NULL) { |
| 272 | jniThrowException(env, "java/lang/IllegalStateException", NULL); |
| 273 | return; |
| 274 | } |
| 275 | |
| 276 | status_t err = extractor->selectTrack(index); |
| 277 | |
| 278 | if (err != OK) { |
| 279 | jniThrowException(env, "java/lang/IllegalArgumentException", NULL); |
| 280 | return; |
| 281 | } |
| 282 | } |
| 283 | |
| 284 | static void android_media_MediaExtractor_seekTo( |
| 285 | JNIEnv *env, jobject thiz, jlong timeUs) { |
| 286 | sp<JMediaExtractor> extractor = getMediaExtractor(env, thiz); |
| 287 | |
| 288 | if (extractor == NULL) { |
| 289 | jniThrowException(env, "java/lang/IllegalStateException", NULL); |
| 290 | return; |
| 291 | } |
| 292 | |
Andreas Huber | 2b9d6bd | 2012-04-17 15:02:22 -0700 | [diff] [blame] | 293 | extractor->seekTo(timeUs); |
Andreas Huber | 88572f7 | 2012-02-21 11:47:18 -0800 | [diff] [blame] | 294 | } |
| 295 | |
| 296 | static jboolean android_media_MediaExtractor_advance( |
| 297 | JNIEnv *env, jobject thiz) { |
| 298 | sp<JMediaExtractor> extractor = getMediaExtractor(env, thiz); |
| 299 | |
| 300 | if (extractor == NULL) { |
| 301 | jniThrowException(env, "java/lang/IllegalStateException", NULL); |
| 302 | return false; |
| 303 | } |
| 304 | |
| 305 | status_t err = extractor->advance(); |
| 306 | |
| 307 | if (err == ERROR_END_OF_STREAM) { |
| 308 | return false; |
| 309 | } else if (err != OK) { |
| 310 | jniThrowException(env, "java/lang/IllegalArgumentException", NULL); |
| 311 | return false; |
| 312 | } |
| 313 | |
| 314 | return true; |
| 315 | } |
| 316 | |
| 317 | static jint android_media_MediaExtractor_readSampleData( |
| 318 | JNIEnv *env, jobject thiz, jobject byteBuf, jint offset) { |
| 319 | sp<JMediaExtractor> extractor = getMediaExtractor(env, thiz); |
| 320 | |
| 321 | if (extractor == NULL) { |
| 322 | jniThrowException(env, "java/lang/IllegalStateException", NULL); |
| 323 | return -1; |
| 324 | } |
| 325 | |
| 326 | size_t sampleSize; |
| 327 | status_t err = extractor->readSampleData(byteBuf, offset, &sampleSize); |
| 328 | |
| 329 | if (err == ERROR_END_OF_STREAM) { |
| 330 | return -1; |
| 331 | } else if (err != OK) { |
| 332 | jniThrowException(env, "java/lang/IllegalArgumentException", NULL); |
| 333 | return false; |
| 334 | } |
| 335 | |
| 336 | return sampleSize; |
| 337 | } |
| 338 | |
| 339 | static jint android_media_MediaExtractor_getSampleTrackIndex( |
| 340 | JNIEnv *env, jobject thiz) { |
| 341 | sp<JMediaExtractor> extractor = getMediaExtractor(env, thiz); |
| 342 | |
| 343 | if (extractor == NULL) { |
| 344 | jniThrowException(env, "java/lang/IllegalStateException", NULL); |
| 345 | return -1; |
| 346 | } |
| 347 | |
| 348 | size_t trackIndex; |
| 349 | status_t err = extractor->getSampleTrackIndex(&trackIndex); |
| 350 | |
| 351 | if (err == ERROR_END_OF_STREAM) { |
| 352 | return -1; |
| 353 | } else if (err != OK) { |
| 354 | jniThrowException(env, "java/lang/IllegalArgumentException", NULL); |
| 355 | return false; |
| 356 | } |
| 357 | |
| 358 | return trackIndex; |
| 359 | } |
| 360 | |
| 361 | static jlong android_media_MediaExtractor_getSampleTime( |
| 362 | JNIEnv *env, jobject thiz) { |
| 363 | sp<JMediaExtractor> extractor = getMediaExtractor(env, thiz); |
| 364 | |
| 365 | if (extractor == NULL) { |
| 366 | jniThrowException(env, "java/lang/IllegalStateException", NULL); |
| 367 | return -1ll; |
| 368 | } |
| 369 | |
| 370 | int64_t sampleTimeUs; |
| 371 | status_t err = extractor->getSampleTime(&sampleTimeUs); |
| 372 | |
| 373 | if (err == ERROR_END_OF_STREAM) { |
| 374 | return -1ll; |
| 375 | } else if (err != OK) { |
| 376 | jniThrowException(env, "java/lang/IllegalArgumentException", NULL); |
| 377 | return false; |
| 378 | } |
| 379 | |
| 380 | return sampleTimeUs; |
| 381 | } |
| 382 | |
Andreas Huber | 9b8e496 | 2012-03-26 11:13:27 -0700 | [diff] [blame] | 383 | static jint android_media_MediaExtractor_getSampleFlags( |
| 384 | JNIEnv *env, jobject thiz) { |
| 385 | sp<JMediaExtractor> extractor = getMediaExtractor(env, thiz); |
| 386 | |
| 387 | if (extractor == NULL) { |
| 388 | jniThrowException(env, "java/lang/IllegalStateException", NULL); |
| 389 | return -1ll; |
| 390 | } |
| 391 | |
| 392 | uint32_t sampleFlags; |
| 393 | status_t err = extractor->getSampleFlags(&sampleFlags); |
| 394 | |
| 395 | if (err == ERROR_END_OF_STREAM) { |
| 396 | return -1ll; |
| 397 | } else if (err != OK) { |
| 398 | jniThrowException(env, "java/lang/IllegalArgumentException", NULL); |
| 399 | return false; |
| 400 | } |
| 401 | |
| 402 | return sampleFlags; |
| 403 | } |
| 404 | |
Andreas Huber | 91befdc | 2012-04-18 12:19:51 -0700 | [diff] [blame] | 405 | static jboolean android_media_MediaExtractor_getSampleCryptoInfo( |
| 406 | JNIEnv *env, jobject thiz, jobject cryptoInfoObj) { |
| 407 | sp<JMediaExtractor> extractor = getMediaExtractor(env, thiz); |
| 408 | |
| 409 | if (extractor == NULL) { |
| 410 | jniThrowException(env, "java/lang/IllegalStateException", NULL); |
| 411 | return -1ll; |
| 412 | } |
| 413 | |
| 414 | sp<MetaData> meta; |
| 415 | status_t err = extractor->getSampleMeta(&meta); |
| 416 | |
| 417 | if (err != OK) { |
| 418 | return false; |
| 419 | } |
| 420 | |
| 421 | uint32_t type; |
| 422 | const void *data; |
| 423 | size_t size; |
| 424 | if (!meta->findData(kKeyEncryptedSizes, &type, &data, &size)) { |
| 425 | return false; |
| 426 | } |
| 427 | |
| 428 | size_t numSubSamples = size / sizeof(size_t); |
| 429 | |
| 430 | if (numSubSamples == 0) { |
| 431 | return false; |
| 432 | } |
| 433 | |
| 434 | jintArray numBytesOfEncryptedDataObj = env->NewIntArray(numSubSamples); |
| 435 | jboolean isCopy; |
| 436 | jint *dst = env->GetIntArrayElements(numBytesOfEncryptedDataObj, &isCopy); |
| 437 | for (size_t i = 0; i < numSubSamples; ++i) { |
| 438 | dst[i] = ((const size_t *)data)[i]; |
| 439 | } |
| 440 | env->ReleaseIntArrayElements(numBytesOfEncryptedDataObj, dst, 0); |
| 441 | dst = NULL; |
| 442 | |
| 443 | size_t encSize = size; |
| 444 | jintArray numBytesOfPlainDataObj = NULL; |
Andreas Huber | ab57d03 | 2012-04-18 15:59:43 -0700 | [diff] [blame] | 445 | if (meta->findData(kKeyPlainSizes, &type, &data, &size)) { |
Andreas Huber | 91befdc | 2012-04-18 12:19:51 -0700 | [diff] [blame] | 446 | if (size != encSize) { |
| 447 | // The two must be of the same length. |
| 448 | return false; |
| 449 | } |
| 450 | |
| 451 | numBytesOfPlainDataObj = env->NewIntArray(numSubSamples); |
| 452 | jboolean isCopy; |
| 453 | jint *dst = env->GetIntArrayElements(numBytesOfPlainDataObj, &isCopy); |
| 454 | for (size_t i = 0; i < numSubSamples; ++i) { |
| 455 | dst[i] = ((const size_t *)data)[i]; |
| 456 | } |
| 457 | env->ReleaseIntArrayElements(numBytesOfPlainDataObj, dst, 0); |
| 458 | dst = NULL; |
| 459 | } |
| 460 | |
| 461 | jbyteArray keyObj = NULL; |
| 462 | if (meta->findData(kKeyCryptoKey, &type, &data, &size)) { |
| 463 | if (size != 16) { |
| 464 | // Keys must be 16 bytes in length. |
| 465 | return false; |
| 466 | } |
| 467 | |
| 468 | keyObj = env->NewByteArray(size); |
| 469 | jboolean isCopy; |
| 470 | jbyte *dst = env->GetByteArrayElements(keyObj, &isCopy); |
| 471 | memcpy(dst, data, size); |
| 472 | env->ReleaseByteArrayElements(keyObj, dst, 0); |
| 473 | dst = NULL; |
| 474 | } |
| 475 | |
| 476 | jbyteArray ivObj = NULL; |
| 477 | if (meta->findData(kKeyCryptoIV, &type, &data, &size)) { |
| 478 | if (size != 16) { |
| 479 | // IVs must be 16 bytes in length. |
| 480 | return false; |
| 481 | } |
| 482 | |
| 483 | ivObj = env->NewByteArray(size); |
| 484 | jboolean isCopy; |
| 485 | jbyte *dst = env->GetByteArrayElements(ivObj, &isCopy); |
| 486 | memcpy(dst, data, size); |
| 487 | env->ReleaseByteArrayElements(ivObj, dst, 0); |
| 488 | dst = NULL; |
| 489 | } |
| 490 | |
| 491 | int32_t mode; |
| 492 | if (!meta->findInt32(kKeyCryptoMode, &mode)) { |
Andreas Huber | ab57d03 | 2012-04-18 15:59:43 -0700 | [diff] [blame] | 493 | mode = CryptoPlugin::kMode_AES_CTR; |
Andreas Huber | 91befdc | 2012-04-18 12:19:51 -0700 | [diff] [blame] | 494 | } |
| 495 | |
| 496 | env->CallVoidMethod( |
| 497 | cryptoInfoObj, |
| 498 | gFields.cryptoInfoSetID, |
| 499 | numSubSamples, |
| 500 | numBytesOfPlainDataObj, |
| 501 | numBytesOfEncryptedDataObj, |
| 502 | keyObj, |
| 503 | ivObj, |
| 504 | mode); |
| 505 | |
| 506 | return true; |
| 507 | } |
| 508 | |
Andreas Huber | 88572f7 | 2012-02-21 11:47:18 -0800 | [diff] [blame] | 509 | static void android_media_MediaExtractor_native_init(JNIEnv *env) { |
| 510 | jclass clazz = env->FindClass("android/media/MediaExtractor"); |
| 511 | CHECK(clazz != NULL); |
| 512 | |
| 513 | gFields.context = env->GetFieldID(clazz, "mNativeContext", "I"); |
| 514 | CHECK(gFields.context != NULL); |
| 515 | |
Andreas Huber | 91befdc | 2012-04-18 12:19:51 -0700 | [diff] [blame] | 516 | clazz = env->FindClass("android/media/MediaCodec$CryptoInfo"); |
| 517 | CHECK(clazz != NULL); |
| 518 | |
| 519 | gFields.cryptoInfoSetID = |
| 520 | env->GetMethodID(clazz, "set", "(I[I[I[B[BI)V"); |
| 521 | |
Andreas Huber | 88572f7 | 2012-02-21 11:47:18 -0800 | [diff] [blame] | 522 | DataSource::RegisterDefaultSniffers(); |
| 523 | } |
| 524 | |
| 525 | static void android_media_MediaExtractor_native_setup( |
Andreas Huber | 07ea426 | 2012-04-11 12:21:20 -0700 | [diff] [blame] | 526 | JNIEnv *env, jobject thiz) { |
Andreas Huber | 88572f7 | 2012-02-21 11:47:18 -0800 | [diff] [blame] | 527 | sp<JMediaExtractor> extractor = new JMediaExtractor(env, thiz); |
Andreas Huber | 07ea426 | 2012-04-11 12:21:20 -0700 | [diff] [blame] | 528 | setMediaExtractor(env,thiz, extractor); |
| 529 | } |
Andreas Huber | 88572f7 | 2012-02-21 11:47:18 -0800 | [diff] [blame] | 530 | |
Andreas Huber | 07ea426 | 2012-04-11 12:21:20 -0700 | [diff] [blame] | 531 | static void android_media_MediaExtractor_setDataSource( |
| 532 | JNIEnv *env, jobject thiz, |
| 533 | jstring pathObj, jobjectArray keysArray, jobjectArray valuesArray) { |
| 534 | sp<JMediaExtractor> extractor = getMediaExtractor(env, thiz); |
| 535 | |
| 536 | if (extractor == NULL) { |
| 537 | jniThrowException(env, "java/lang/IllegalStateException", NULL); |
| 538 | return; |
| 539 | } |
| 540 | |
| 541 | if (pathObj == NULL) { |
Andreas Huber | 88572f7 | 2012-02-21 11:47:18 -0800 | [diff] [blame] | 542 | jniThrowException(env, "java/lang/IllegalArgumentException", NULL); |
| 543 | return; |
| 544 | } |
| 545 | |
Andreas Huber | 07ea426 | 2012-04-11 12:21:20 -0700 | [diff] [blame] | 546 | KeyedVector<String8, String8> headers; |
| 547 | if (!ConvertKeyValueArraysToKeyedVector( |
| 548 | env, keysArray, valuesArray, &headers)) { |
Andreas Huber | 88572f7 | 2012-02-21 11:47:18 -0800 | [diff] [blame] | 549 | return; |
| 550 | } |
| 551 | |
Andreas Huber | 07ea426 | 2012-04-11 12:21:20 -0700 | [diff] [blame] | 552 | const char *path = env->GetStringUTFChars(pathObj, NULL); |
Andreas Huber | 88572f7 | 2012-02-21 11:47:18 -0800 | [diff] [blame] | 553 | |
Andreas Huber | 07ea426 | 2012-04-11 12:21:20 -0700 | [diff] [blame] | 554 | if (path == NULL) { |
| 555 | return; |
| 556 | } |
| 557 | |
| 558 | status_t err = extractor->setDataSource(path, &headers); |
| 559 | |
| 560 | env->ReleaseStringUTFChars(pathObj, path); |
| 561 | path = NULL; |
Andreas Huber | 88572f7 | 2012-02-21 11:47:18 -0800 | [diff] [blame] | 562 | |
| 563 | if (err != OK) { |
| 564 | jniThrowException( |
| 565 | env, |
| 566 | "java/io/IOException", |
| 567 | "Failed to instantiate extractor."); |
| 568 | return; |
| 569 | } |
Andreas Huber | 07ea426 | 2012-04-11 12:21:20 -0700 | [diff] [blame] | 570 | } |
Andreas Huber | 88572f7 | 2012-02-21 11:47:18 -0800 | [diff] [blame] | 571 | |
Andreas Huber | 07ea426 | 2012-04-11 12:21:20 -0700 | [diff] [blame] | 572 | static void android_media_MediaExtractor_setDataSourceFd( |
| 573 | JNIEnv *env, jobject thiz, |
| 574 | jobject fileDescObj, jlong offset, jlong length) { |
| 575 | sp<JMediaExtractor> extractor = getMediaExtractor(env, thiz); |
| 576 | |
| 577 | if (extractor == NULL) { |
| 578 | jniThrowException(env, "java/lang/IllegalStateException", NULL); |
| 579 | return; |
| 580 | } |
| 581 | |
| 582 | if (fileDescObj == NULL) { |
| 583 | jniThrowException(env, "java/lang/IllegalArgumentException", NULL); |
| 584 | return; |
| 585 | } |
| 586 | |
| 587 | int fd = jniGetFDFromFileDescriptor(env, fileDescObj); |
| 588 | |
| 589 | status_t err = extractor->setDataSource(fd, offset, length); |
| 590 | |
| 591 | if (err != OK) { |
| 592 | jniThrowException( |
| 593 | env, |
| 594 | "java/io/IOException", |
| 595 | "Failed to instantiate extractor."); |
| 596 | return; |
| 597 | } |
Andreas Huber | 88572f7 | 2012-02-21 11:47:18 -0800 | [diff] [blame] | 598 | } |
| 599 | |
Andreas Huber | 74a78b0 | 2012-04-19 16:24:32 -0700 | [diff] [blame^] | 600 | static jlong android_media_MediaExtractor_getCachedDurationUs( |
| 601 | JNIEnv *env, jobject thiz) { |
| 602 | sp<JMediaExtractor> extractor = getMediaExtractor(env, thiz); |
| 603 | |
| 604 | if (extractor == NULL) { |
| 605 | jniThrowException(env, "java/lang/IllegalStateException", NULL); |
| 606 | return -1ll; |
| 607 | } |
| 608 | |
| 609 | int64_t cachedDurationUs; |
| 610 | bool eos; |
| 611 | if (!extractor->getCachedDuration(&cachedDurationUs, &eos)) { |
| 612 | return -1ll; |
| 613 | } |
| 614 | |
| 615 | return cachedDurationUs; |
| 616 | } |
| 617 | |
| 618 | static jboolean android_media_MediaExtractor_hasCacheReachedEOS( |
| 619 | JNIEnv *env, jobject thiz) { |
| 620 | sp<JMediaExtractor> extractor = getMediaExtractor(env, thiz); |
| 621 | |
| 622 | if (extractor == NULL) { |
| 623 | jniThrowException(env, "java/lang/IllegalStateException", NULL); |
| 624 | return true; |
| 625 | } |
| 626 | |
| 627 | int64_t cachedDurationUs; |
| 628 | bool eos; |
| 629 | if (!extractor->getCachedDuration(&cachedDurationUs, &eos)) { |
| 630 | return true; |
| 631 | } |
| 632 | |
| 633 | return eos; |
| 634 | } |
| 635 | |
Andreas Huber | 88572f7 | 2012-02-21 11:47:18 -0800 | [diff] [blame] | 636 | static void android_media_MediaExtractor_native_finalize( |
| 637 | JNIEnv *env, jobject thiz) { |
| 638 | android_media_MediaExtractor_release(env, thiz); |
| 639 | } |
| 640 | |
| 641 | static JNINativeMethod gMethods[] = { |
| 642 | { "release", "()V", (void *)android_media_MediaExtractor_release }, |
| 643 | |
| 644 | { "countTracks", "()I", (void *)android_media_MediaExtractor_countTracks }, |
| 645 | |
| 646 | { "getTrackFormat", "(I)Ljava/util/Map;", |
| 647 | (void *)android_media_MediaExtractor_getTrackFormat }, |
| 648 | |
| 649 | { "selectTrack", "(I)V", (void *)android_media_MediaExtractor_selectTrack }, |
| 650 | |
| 651 | { "seekTo", "(J)V", (void *)android_media_MediaExtractor_seekTo }, |
| 652 | |
| 653 | { "advance", "()Z", (void *)android_media_MediaExtractor_advance }, |
| 654 | |
| 655 | { "readSampleData", "(Ljava/nio/ByteBuffer;I)I", |
| 656 | (void *)android_media_MediaExtractor_readSampleData }, |
| 657 | |
| 658 | { "getSampleTrackIndex", "()I", |
| 659 | (void *)android_media_MediaExtractor_getSampleTrackIndex }, |
| 660 | |
| 661 | { "getSampleTime", "()J", |
| 662 | (void *)android_media_MediaExtractor_getSampleTime }, |
| 663 | |
Andreas Huber | 9b8e496 | 2012-03-26 11:13:27 -0700 | [diff] [blame] | 664 | { "getSampleFlags", "()I", |
| 665 | (void *)android_media_MediaExtractor_getSampleFlags }, |
| 666 | |
Andreas Huber | 91befdc | 2012-04-18 12:19:51 -0700 | [diff] [blame] | 667 | { "getSampleCryptoInfo", "(Landroid/media/MediaCodec$CryptoInfo;)Z", |
| 668 | (void *)android_media_MediaExtractor_getSampleCryptoInfo }, |
| 669 | |
Andreas Huber | 88572f7 | 2012-02-21 11:47:18 -0800 | [diff] [blame] | 670 | { "native_init", "()V", (void *)android_media_MediaExtractor_native_init }, |
| 671 | |
Andreas Huber | 07ea426 | 2012-04-11 12:21:20 -0700 | [diff] [blame] | 672 | { "native_setup", "()V", |
Andreas Huber | 88572f7 | 2012-02-21 11:47:18 -0800 | [diff] [blame] | 673 | (void *)android_media_MediaExtractor_native_setup }, |
| 674 | |
| 675 | { "native_finalize", "()V", |
| 676 | (void *)android_media_MediaExtractor_native_finalize }, |
Andreas Huber | 07ea426 | 2012-04-11 12:21:20 -0700 | [diff] [blame] | 677 | |
| 678 | { "setDataSource", "(Ljava/lang/String;[Ljava/lang/String;" |
| 679 | "[Ljava/lang/String;)V", |
| 680 | (void *)android_media_MediaExtractor_setDataSource }, |
| 681 | |
| 682 | { "setDataSource", "(Ljava/io/FileDescriptor;JJ)V", |
| 683 | (void *)android_media_MediaExtractor_setDataSourceFd }, |
Andreas Huber | 74a78b0 | 2012-04-19 16:24:32 -0700 | [diff] [blame^] | 684 | |
| 685 | { "getCachedDuration", "()J", |
| 686 | (void *)android_media_MediaExtractor_getCachedDurationUs }, |
| 687 | |
| 688 | { "hasCacheReachedEndOfStream", "()Z", |
| 689 | (void *)android_media_MediaExtractor_hasCacheReachedEOS }, |
Andreas Huber | 88572f7 | 2012-02-21 11:47:18 -0800 | [diff] [blame] | 690 | }; |
| 691 | |
| 692 | int register_android_media_MediaExtractor(JNIEnv *env) { |
| 693 | return AndroidRuntime::registerNativeMethods(env, |
| 694 | "android/media/MediaExtractor", gMethods, NELEM(gMethods)); |
| 695 | } |