| OLD | NEW |
|---|
| (Empty) |
| 1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "media/base/android/sdk_media_codec_bridge.h" | |
| 6 | |
| 7 #include <algorithm> | |
| 8 #include <limits> | |
| 9 | |
| 10 #include "base/android/build_info.h" | |
| 11 #include "base/android/jni_android.h" | |
| 12 #include "base/android/jni_array.h" | |
| 13 #include "base/android/jni_string.h" | |
| 14 #include "base/basictypes.h" | |
| 15 #include "base/logging.h" | |
| 16 #include "base/numerics/safe_conversions.h" | |
| 17 #include "base/strings/string_util.h" | |
| 18 #include "jni/MediaCodecBridge_jni.h" | |
| 19 #include "media/base/bit_reader.h" | |
| 20 #include "media/base/decrypt_config.h" | |
| 21 | |
| 22 using base::android::AttachCurrentThread; | |
| 23 using base::android::ConvertJavaStringToUTF8; | |
| 24 using base::android::ConvertUTF8ToJavaString; | |
| 25 using base::android::JavaIntArrayToIntVector; | |
| 26 using base::android::ScopedJavaLocalRef; | |
| 27 | |
| 28 #define RETURN_ON_ERROR(condition) \ | |
| 29 do { \ | |
| 30 if (!(condition)) { \ | |
| 31 LOG(ERROR) << "Unable to parse AAC header: " #condition; \ | |
| 32 return false; \ | |
| 33 } \ | |
| 34 } while (0) | |
| 35 | |
| 36 namespace media { | |
| 37 | |
| 38 enum { | |
| 39 kBufferFlagSyncFrame = 1, // BUFFER_FLAG_SYNC_FRAME | |
| 40 kBufferFlagEndOfStream = 4, // BUFFER_FLAG_END_OF_STREAM | |
| 41 kConfigureFlagEncode = 1, // CONFIGURE_FLAG_ENCODE | |
| 42 }; | |
| 43 | |
| 44 static ScopedJavaLocalRef<jintArray> | |
| 45 ToJavaIntArray(JNIEnv* env, scoped_ptr<jint[]> native_array, int size) { | |
| 46 ScopedJavaLocalRef<jintArray> j_array(env, env->NewIntArray(size)); | |
| 47 env->SetIntArrayRegion(j_array.obj(), 0, size, native_array.get()); | |
| 48 return j_array; | |
| 49 } | |
| 50 | |
| 51 static const std::string AudioCodecToAndroidMimeType(const AudioCodec& codec) { | |
| 52 switch (codec) { | |
| 53 case kCodecMP3: | |
| 54 return "audio/mpeg"; | |
| 55 case kCodecVorbis: | |
| 56 return "audio/vorbis"; | |
| 57 case kCodecOpus: | |
| 58 return "audio/opus"; | |
| 59 case kCodecAAC: | |
| 60 return "audio/mp4a-latm"; | |
| 61 default: | |
| 62 return std::string(); | |
| 63 } | |
| 64 } | |
| 65 | |
| 66 static const std::string VideoCodecToAndroidMimeType(const VideoCodec& codec) { | |
| 67 switch (codec) { | |
| 68 case kCodecH264: | |
| 69 return "video/avc"; | |
| 70 case kCodecHEVC: | |
| 71 return "video/hevc"; | |
| 72 case kCodecVP8: | |
| 73 return "video/x-vnd.on2.vp8"; | |
| 74 case kCodecVP9: | |
| 75 return "video/x-vnd.on2.vp9"; | |
| 76 default: | |
| 77 return std::string(); | |
| 78 } | |
| 79 } | |
| 80 | |
| 81 SdkMediaCodecBridge::SdkMediaCodecBridge(const std::string& mime, | |
| 82 bool is_secure, | |
| 83 MediaCodecDirection direction) { | |
| 84 JNIEnv* env = AttachCurrentThread(); | |
| 85 CHECK(env); | |
| 86 DCHECK(!mime.empty()); | |
| 87 ScopedJavaLocalRef<jstring> j_mime = ConvertUTF8ToJavaString(env, mime); | |
| 88 j_media_codec_.Reset( | |
| 89 Java_MediaCodecBridge_create(env, j_mime.obj(), is_secure, direction)); | |
| 90 } | |
| 91 | |
| 92 SdkMediaCodecBridge::~SdkMediaCodecBridge() { | |
| 93 JNIEnv* env = AttachCurrentThread(); | |
| 94 CHECK(env); | |
| 95 if (j_media_codec_.obj()) | |
| 96 Java_MediaCodecBridge_release(env, j_media_codec_.obj()); | |
| 97 } | |
| 98 | |
| 99 MediaCodecStatus SdkMediaCodecBridge::Reset() { | |
| 100 JNIEnv* env = AttachCurrentThread(); | |
| 101 return static_cast<MediaCodecStatus>( | |
| 102 Java_MediaCodecBridge_flush(env, j_media_codec_.obj())); | |
| 103 } | |
| 104 | |
| 105 bool SdkMediaCodecBridge::Start() { | |
| 106 JNIEnv* env = AttachCurrentThread(); | |
| 107 return Java_MediaCodecBridge_start(env, j_media_codec_.obj()); | |
| 108 } | |
| 109 | |
| 110 void SdkMediaCodecBridge::Stop() { | |
| 111 JNIEnv* env = AttachCurrentThread(); | |
| 112 Java_MediaCodecBridge_stop(env, j_media_codec_.obj()); | |
| 113 } | |
| 114 | |
| 115 void SdkMediaCodecBridge::GetOutputFormat(int* width, int* height) { | |
| 116 JNIEnv* env = AttachCurrentThread(); | |
| 117 | |
| 118 *width = Java_MediaCodecBridge_getOutputWidth(env, j_media_codec_.obj()); | |
| 119 *height = Java_MediaCodecBridge_getOutputHeight(env, j_media_codec_.obj()); | |
| 120 } | |
| 121 | |
| 122 int SdkMediaCodecBridge::GetOutputSamplingRate() { | |
| 123 JNIEnv* env = AttachCurrentThread(); | |
| 124 | |
| 125 return Java_MediaCodecBridge_getOutputSamplingRate(env, j_media_codec_.obj()); | |
| 126 } | |
| 127 | |
| 128 MediaCodecStatus SdkMediaCodecBridge::QueueInputBuffer( | |
| 129 int index, | |
| 130 const uint8_t* data, | |
| 131 size_t data_size, | |
| 132 const base::TimeDelta& presentation_time) { | |
| 133 DVLOG(3) << __PRETTY_FUNCTION__ << index << ": " << data_size; | |
| 134 if (data_size > | |
| 135 base::checked_cast<size_t>(std::numeric_limits<int32_t>::max())) { | |
| 136 return MEDIA_CODEC_ERROR; | |
| 137 } | |
| 138 if (data && !FillInputBuffer(index, data, data_size)) | |
| 139 return MEDIA_CODEC_ERROR; | |
| 140 JNIEnv* env = AttachCurrentThread(); | |
| 141 return static_cast<MediaCodecStatus>(Java_MediaCodecBridge_queueInputBuffer( | |
| 142 env, j_media_codec_.obj(), index, 0, data_size, | |
| 143 presentation_time.InMicroseconds(), 0)); | |
| 144 } | |
| 145 | |
| 146 // TODO(timav): Combine this and above methods together keeping only the first | |
| 147 // interface after we switch to Spitzer pipeline. | |
| 148 MediaCodecStatus SdkMediaCodecBridge::QueueSecureInputBuffer( | |
| 149 int index, | |
| 150 const uint8_t* data, | |
| 151 size_t data_size, | |
| 152 const std::vector<char>& key_id, | |
| 153 const std::vector<char>& iv, | |
| 154 const SubsampleEntry* subsamples, | |
| 155 int subsamples_size, | |
| 156 const base::TimeDelta& presentation_time) { | |
| 157 DVLOG(3) << __PRETTY_FUNCTION__ << index << ": " << data_size; | |
| 158 if (data_size > | |
| 159 base::checked_cast<size_t>(std::numeric_limits<int32_t>::max())) { | |
| 160 return MEDIA_CODEC_ERROR; | |
| 161 } | |
| 162 if (data && !FillInputBuffer(index, data, data_size)) | |
| 163 return MEDIA_CODEC_ERROR; | |
| 164 | |
| 165 JNIEnv* env = AttachCurrentThread(); | |
| 166 ScopedJavaLocalRef<jbyteArray> j_key_id = base::android::ToJavaByteArray( | |
| 167 env, reinterpret_cast<const uint8_t*>(key_id.data()), key_id.size()); | |
| 168 ScopedJavaLocalRef<jbyteArray> j_iv = base::android::ToJavaByteArray( | |
| 169 env, reinterpret_cast<const uint8_t*>(iv.data()), iv.size()); | |
| 170 | |
| 171 // MediaCodec.CryptoInfo documentations says passing NULL for |clear_array| | |
| 172 // to indicate that all data is encrypted. But it doesn't specify what | |
| 173 // |cypher_array| and |subsamples_size| should be in that case. Passing | |
| 174 // one subsample here just to be on the safe side. | |
| 175 int new_subsamples_size = subsamples_size == 0 ? 1 : subsamples_size; | |
| 176 | |
| 177 scoped_ptr<jint[]> native_clear_array(new jint[new_subsamples_size]); | |
| 178 scoped_ptr<jint[]> native_cypher_array(new jint[new_subsamples_size]); | |
| 179 | |
| 180 if (subsamples_size == 0) { | |
| 181 DCHECK(!subsamples); | |
| 182 native_clear_array[0] = 0; | |
| 183 native_cypher_array[0] = data_size; | |
| 184 } else { | |
| 185 DCHECK_GT(subsamples_size, 0); | |
| 186 DCHECK(subsamples); | |
| 187 for (int i = 0; i < subsamples_size; ++i) { | |
| 188 DCHECK(subsamples[i].clear_bytes <= std::numeric_limits<uint16_t>::max()); | |
| 189 if (subsamples[i].cypher_bytes > | |
| 190 static_cast<uint32_t>(std::numeric_limits<jint>::max())) { | |
| 191 return MEDIA_CODEC_ERROR; | |
| 192 } | |
| 193 | |
| 194 native_clear_array[i] = subsamples[i].clear_bytes; | |
| 195 native_cypher_array[i] = subsamples[i].cypher_bytes; | |
| 196 } | |
| 197 } | |
| 198 | |
| 199 ScopedJavaLocalRef<jintArray> clear_array = | |
| 200 ToJavaIntArray(env, native_clear_array.Pass(), new_subsamples_size); | |
| 201 ScopedJavaLocalRef<jintArray> cypher_array = | |
| 202 ToJavaIntArray(env, native_cypher_array.Pass(), new_subsamples_size); | |
| 203 | |
| 204 return static_cast<MediaCodecStatus>( | |
| 205 Java_MediaCodecBridge_queueSecureInputBuffer( | |
| 206 env, j_media_codec_.obj(), index, 0, j_iv.obj(), j_key_id.obj(), | |
| 207 clear_array.obj(), cypher_array.obj(), new_subsamples_size, | |
| 208 presentation_time.InMicroseconds())); | |
| 209 } | |
| 210 | |
| 211 void SdkMediaCodecBridge::QueueEOS(int input_buffer_index) { | |
| 212 DVLOG(3) << __PRETTY_FUNCTION__ << ": " << input_buffer_index; | |
| 213 JNIEnv* env = AttachCurrentThread(); | |
| 214 Java_MediaCodecBridge_queueInputBuffer(env, j_media_codec_.obj(), | |
| 215 input_buffer_index, 0, 0, 0, | |
| 216 kBufferFlagEndOfStream); | |
| 217 } | |
| 218 | |
| 219 MediaCodecStatus SdkMediaCodecBridge::DequeueInputBuffer( | |
| 220 const base::TimeDelta& timeout, | |
| 221 int* index) { | |
| 222 JNIEnv* env = AttachCurrentThread(); | |
| 223 ScopedJavaLocalRef<jobject> result = Java_MediaCodecBridge_dequeueInputBuffer( | |
| 224 env, j_media_codec_.obj(), timeout.InMicroseconds()); | |
| 225 *index = Java_DequeueInputResult_index(env, result.obj()); | |
| 226 MediaCodecStatus status = static_cast<MediaCodecStatus>( | |
| 227 Java_DequeueInputResult_status(env, result.obj())); | |
| 228 DVLOG(3) << __PRETTY_FUNCTION__ << ": status: " << status | |
| 229 << ", index: " << *index; | |
| 230 return status; | |
| 231 } | |
| 232 | |
| 233 MediaCodecStatus SdkMediaCodecBridge::DequeueOutputBuffer( | |
| 234 const base::TimeDelta& timeout, | |
| 235 int* index, | |
| 236 size_t* offset, | |
| 237 size_t* size, | |
| 238 base::TimeDelta* presentation_time, | |
| 239 bool* end_of_stream, | |
| 240 bool* key_frame) { | |
| 241 JNIEnv* env = AttachCurrentThread(); | |
| 242 ScopedJavaLocalRef<jobject> result = | |
| 243 Java_MediaCodecBridge_dequeueOutputBuffer(env, j_media_codec_.obj(), | |
| 244 timeout.InMicroseconds()); | |
| 245 *index = Java_DequeueOutputResult_index(env, result.obj()); | |
| 246 *offset = base::checked_cast<size_t>( | |
| 247 Java_DequeueOutputResult_offset(env, result.obj())); | |
| 248 *size = base::checked_cast<size_t>( | |
| 249 Java_DequeueOutputResult_numBytes(env, result.obj())); | |
| 250 if (presentation_time) { | |
| 251 *presentation_time = base::TimeDelta::FromMicroseconds( | |
| 252 Java_DequeueOutputResult_presentationTimeMicroseconds(env, | |
| 253 result.obj())); | |
| 254 } | |
| 255 int flags = Java_DequeueOutputResult_flags(env, result.obj()); | |
| 256 if (end_of_stream) | |
| 257 *end_of_stream = flags & kBufferFlagEndOfStream; | |
| 258 if (key_frame) | |
| 259 *key_frame = flags & kBufferFlagSyncFrame; | |
| 260 MediaCodecStatus status = static_cast<MediaCodecStatus>( | |
| 261 Java_DequeueOutputResult_status(env, result.obj())); | |
| 262 DVLOG(3) << __PRETTY_FUNCTION__ << ": status: " << status | |
| 263 << ", index: " << *index << ", offset: " << *offset | |
| 264 << ", size: " << *size << ", flags: " << flags; | |
| 265 return status; | |
| 266 } | |
| 267 | |
| 268 void SdkMediaCodecBridge::ReleaseOutputBuffer(int index, bool render) { | |
| 269 DVLOG(3) << __PRETTY_FUNCTION__ << ": " << index; | |
| 270 JNIEnv* env = AttachCurrentThread(); | |
| 271 CHECK(env); | |
| 272 | |
| 273 Java_MediaCodecBridge_releaseOutputBuffer(env, j_media_codec_.obj(), index, | |
| 274 render); | |
| 275 } | |
| 276 | |
| 277 int SdkMediaCodecBridge::GetOutputBuffersCount() { | |
| 278 JNIEnv* env = AttachCurrentThread(); | |
| 279 return Java_MediaCodecBridge_getOutputBuffersCount(env, j_media_codec_.obj()); | |
| 280 } | |
| 281 | |
| 282 size_t SdkMediaCodecBridge::GetOutputBuffersCapacity() { | |
| 283 JNIEnv* env = AttachCurrentThread(); | |
| 284 return Java_MediaCodecBridge_getOutputBuffersCapacity(env, | |
| 285 j_media_codec_.obj()); | |
| 286 } | |
| 287 | |
| 288 void SdkMediaCodecBridge::GetInputBuffer(int input_buffer_index, | |
| 289 uint8_t** data, | |
| 290 size_t* capacity) { | |
| 291 JNIEnv* env = AttachCurrentThread(); | |
| 292 ScopedJavaLocalRef<jobject> j_buffer(Java_MediaCodecBridge_getInputBuffer( | |
| 293 env, j_media_codec_.obj(), input_buffer_index)); | |
| 294 *data = static_cast<uint8_t*>(env->GetDirectBufferAddress(j_buffer.obj())); | |
| 295 *capacity = | |
| 296 base::checked_cast<size_t>(env->GetDirectBufferCapacity(j_buffer.obj())); | |
| 297 } | |
| 298 | |
| 299 bool SdkMediaCodecBridge::CopyFromOutputBuffer(int index, | |
| 300 size_t offset, | |
| 301 void* dst, | |
| 302 int dst_size) { | |
| 303 void* src_data = nullptr; | |
| 304 size_t src_capacity = GetOutputBufferAddress(index, offset, &src_data); | |
| 305 if (src_capacity < offset || | |
| 306 src_capacity - offset < static_cast<size_t>(dst_size)) { | |
| 307 return false; | |
| 308 } | |
| 309 memcpy(dst, static_cast<uint8_t*>(src_data) + offset, dst_size); | |
| 310 return true; | |
| 311 } | |
| 312 | |
| 313 int SdkMediaCodecBridge::GetOutputBufferAddress(int index, | |
| 314 size_t offset, | |
| 315 void** addr) { | |
| 316 JNIEnv* env = AttachCurrentThread(); | |
| 317 ScopedJavaLocalRef<jobject> j_buffer( | |
| 318 Java_MediaCodecBridge_getOutputBuffer(env, j_media_codec_.obj(), index)); | |
| 319 *addr = | |
| 320 reinterpret_cast<uint8_t*>(env->GetDirectBufferAddress(j_buffer.obj())) + | |
| 321 offset; | |
| 322 return env->GetDirectBufferCapacity(j_buffer.obj()) - offset; | |
| 323 } | |
| 324 | |
| 325 // static | |
| 326 bool SdkMediaCodecBridge::RegisterSdkMediaCodecBridge(JNIEnv* env) { | |
| 327 return RegisterNativesImpl(env); | |
| 328 } | |
| 329 | |
| 330 // static | |
| 331 AudioCodecBridge* AudioCodecBridge::Create(const AudioCodec& codec) { | |
| 332 if (!MediaCodecUtil::IsMediaCodecAvailable()) | |
| 333 return nullptr; | |
| 334 | |
| 335 const std::string mime = AudioCodecToAndroidMimeType(codec); | |
| 336 return mime.empty() ? nullptr : new AudioCodecBridge(mime); | |
| 337 } | |
| 338 | |
| 339 // static | |
| 340 bool AudioCodecBridge::IsKnownUnaccelerated(const AudioCodec& codec) { | |
| 341 return MediaCodecUtil::IsKnownUnaccelerated( | |
| 342 AudioCodecToAndroidMimeType(codec), MEDIA_CODEC_DECODER); | |
| 343 } | |
| 344 | |
| 345 AudioCodecBridge::AudioCodecBridge(const std::string& mime) | |
| 346 // Audio codec doesn't care about security level and there is no need for | |
| 347 // audio encoding yet. | |
| 348 : SdkMediaCodecBridge(mime, false, MEDIA_CODEC_DECODER) {} | |
| 349 | |
| 350 bool AudioCodecBridge::ConfigureAndStart(const AudioCodec& codec, | |
| 351 int sample_rate, | |
| 352 int channel_count, | |
| 353 const uint8_t* extra_data, | |
| 354 size_t extra_data_size, | |
| 355 int64_t codec_delay_ns, | |
| 356 int64_t seek_preroll_ns, | |
| 357 bool play_audio, | |
| 358 jobject media_crypto) { | |
| 359 JNIEnv* env = AttachCurrentThread(); | |
| 360 | |
| 361 if (!media_codec()) | |
| 362 return false; | |
| 363 | |
| 364 std::string codec_string = AudioCodecToAndroidMimeType(codec); | |
| 365 if (codec_string.empty()) | |
| 366 return false; | |
| 367 | |
| 368 ScopedJavaLocalRef<jstring> j_mime = | |
| 369 ConvertUTF8ToJavaString(env, codec_string); | |
| 370 ScopedJavaLocalRef<jobject> j_format(Java_MediaCodecBridge_createAudioFormat( | |
| 371 env, j_mime.obj(), sample_rate, channel_count)); | |
| 372 DCHECK(!j_format.is_null()); | |
| 373 | |
| 374 if (!ConfigureMediaFormat(j_format.obj(), codec, extra_data, extra_data_size, | |
| 375 codec_delay_ns, seek_preroll_ns)) { | |
| 376 return false; | |
| 377 } | |
| 378 | |
| 379 if (!Java_MediaCodecBridge_configureAudio(env, media_codec(), j_format.obj(), | |
| 380 media_crypto, 0, play_audio)) { | |
| 381 return false; | |
| 382 } | |
| 383 | |
| 384 return Start(); | |
| 385 } | |
| 386 | |
| 387 bool AudioCodecBridge::ConfigureMediaFormat(jobject j_format, | |
| 388 const AudioCodec& codec, | |
| 389 const uint8_t* extra_data, | |
| 390 size_t extra_data_size, | |
| 391 int64_t codec_delay_ns, | |
| 392 int64_t seek_preroll_ns) { | |
| 393 if (extra_data_size == 0 && codec != kCodecOpus) | |
| 394 return true; | |
| 395 | |
| 396 JNIEnv* env = AttachCurrentThread(); | |
| 397 switch (codec) { | |
| 398 case kCodecVorbis: { | |
| 399 if (extra_data[0] != 2) { | |
| 400 LOG(ERROR) << "Invalid number of vorbis headers before the codec " | |
| 401 << "header: " << extra_data[0]; | |
| 402 return false; | |
| 403 } | |
| 404 | |
| 405 size_t header_length[2]; | |
| 406 // |total_length| keeps track of the total number of bytes before the last | |
| 407 // header. | |
| 408 size_t total_length = 1; | |
| 409 const uint8_t* current_pos = extra_data; | |
| 410 // Calculate the length of the first 2 headers. | |
| 411 for (int i = 0; i < 2; ++i) { | |
| 412 header_length[i] = 0; | |
| 413 while (total_length < extra_data_size) { | |
| 414 size_t size = *(++current_pos); | |
| 415 total_length += 1 + size; | |
| 416 if (total_length > 0x80000000) { | |
| 417 LOG(ERROR) << "Vorbis header size too large"; | |
| 418 return false; | |
| 419 } | |
| 420 header_length[i] += size; | |
| 421 if (size < 0xFF) | |
| 422 break; | |
| 423 } | |
| 424 if (total_length >= extra_data_size) { | |
| 425 LOG(ERROR) << "Invalid vorbis header size in the extra data"; | |
| 426 return false; | |
| 427 } | |
| 428 } | |
| 429 current_pos++; | |
| 430 // The first header is identification header. | |
| 431 ScopedJavaLocalRef<jbyteArray> first_header = | |
| 432 base::android::ToJavaByteArray(env, current_pos, header_length[0]); | |
| 433 Java_MediaCodecBridge_setCodecSpecificData(env, j_format, 0, | |
| 434 first_header.obj()); | |
| 435 // The last header is codec header. | |
| 436 ScopedJavaLocalRef<jbyteArray> last_header = | |
| 437 base::android::ToJavaByteArray(env, extra_data + total_length, | |
| 438 extra_data_size - total_length); | |
| 439 Java_MediaCodecBridge_setCodecSpecificData(env, j_format, 1, | |
| 440 last_header.obj()); | |
| 441 break; | |
| 442 } | |
| 443 case kCodecAAC: { | |
| 444 media::BitReader reader(extra_data, extra_data_size); | |
| 445 | |
| 446 // The following code is copied from aac.cc | |
| 447 // TODO(qinmin): refactor the code in aac.cc to make it more reusable. | |
| 448 uint8_t profile = 0; | |
| 449 uint8_t frequency_index = 0; | |
| 450 uint8_t channel_config = 0; | |
| 451 RETURN_ON_ERROR(reader.ReadBits(5, &profile)); | |
| 452 RETURN_ON_ERROR(reader.ReadBits(4, &frequency_index)); | |
| 453 | |
| 454 if (0xf == frequency_index) | |
| 455 RETURN_ON_ERROR(reader.SkipBits(24)); | |
| 456 RETURN_ON_ERROR(reader.ReadBits(4, &channel_config)); | |
| 457 | |
| 458 if (profile == 5 || profile == 29) { | |
| 459 // Read extension config. | |
| 460 RETURN_ON_ERROR(reader.ReadBits(4, &frequency_index)); | |
| 461 if (frequency_index == 0xf) | |
| 462 RETURN_ON_ERROR(reader.SkipBits(24)); | |
| 463 RETURN_ON_ERROR(reader.ReadBits(5, &profile)); | |
| 464 } | |
| 465 | |
| 466 if (profile < 1 || profile > 4 || frequency_index == 0xf || | |
| 467 channel_config > 7) { | |
| 468 LOG(ERROR) << "Invalid AAC header"; | |
| 469 return false; | |
| 470 } | |
| 471 const size_t kCsdLength = 2; | |
| 472 uint8_t csd[kCsdLength]; | |
| 473 csd[0] = profile << 3 | frequency_index >> 1; | |
| 474 csd[1] = (frequency_index & 0x01) << 7 | channel_config << 3; | |
| 475 ScopedJavaLocalRef<jbyteArray> byte_array = | |
| 476 base::android::ToJavaByteArray(env, csd, kCsdLength); | |
| 477 Java_MediaCodecBridge_setCodecSpecificData(env, j_format, 0, | |
| 478 byte_array.obj()); | |
| 479 | |
| 480 // TODO(qinmin): pass an extra variable to this function to determine | |
| 481 // whether we need to call this. | |
| 482 Java_MediaCodecBridge_setFrameHasADTSHeader(env, j_format); | |
| 483 break; | |
| 484 } | |
| 485 case kCodecOpus: { | |
| 486 if (!extra_data || extra_data_size == 0 || codec_delay_ns < 0 || | |
| 487 seek_preroll_ns < 0) { | |
| 488 LOG(ERROR) << "Invalid Opus Header"; | |
| 489 return false; | |
| 490 } | |
| 491 | |
| 492 // csd0 - Opus Header | |
| 493 ScopedJavaLocalRef<jbyteArray> csd0 = | |
| 494 base::android::ToJavaByteArray(env, extra_data, extra_data_size); | |
| 495 Java_MediaCodecBridge_setCodecSpecificData(env, j_format, 0, csd0.obj()); | |
| 496 | |
| 497 // csd1 - Codec Delay | |
| 498 ScopedJavaLocalRef<jbyteArray> csd1 = base::android::ToJavaByteArray( | |
| 499 env, reinterpret_cast<const uint8_t*>(&codec_delay_ns), | |
| 500 sizeof(int64_t)); | |
| 501 Java_MediaCodecBridge_setCodecSpecificData(env, j_format, 1, csd1.obj()); | |
| 502 | |
| 503 // csd2 - Seek Preroll | |
| 504 ScopedJavaLocalRef<jbyteArray> csd2 = base::android::ToJavaByteArray( | |
| 505 env, reinterpret_cast<const uint8_t*>(&seek_preroll_ns), | |
| 506 sizeof(int64_t)); | |
| 507 Java_MediaCodecBridge_setCodecSpecificData(env, j_format, 2, csd2.obj()); | |
| 508 break; | |
| 509 } | |
| 510 default: | |
| 511 LOG(ERROR) << "Invalid header encountered for codec: " | |
| 512 << AudioCodecToAndroidMimeType(codec); | |
| 513 return false; | |
| 514 } | |
| 515 return true; | |
| 516 } | |
| 517 | |
| 518 int64_t AudioCodecBridge::PlayOutputBuffer(int index, | |
| 519 size_t size, | |
| 520 size_t offset, | |
| 521 bool postpone) { | |
| 522 DCHECK_LE(0, index); | |
| 523 int numBytes = base::checked_cast<int>(size); | |
| 524 | |
| 525 void* buffer = nullptr; | |
| 526 int capacity = GetOutputBufferAddress(index, offset, &buffer); | |
| 527 numBytes = std::min(capacity, numBytes); | |
| 528 CHECK_GE(numBytes, 0); | |
| 529 | |
| 530 JNIEnv* env = AttachCurrentThread(); | |
| 531 ScopedJavaLocalRef<jbyteArray> byte_array = base::android::ToJavaByteArray( | |
| 532 env, static_cast<uint8_t*>(buffer), numBytes); | |
| 533 return Java_MediaCodecBridge_playOutputBuffer(env, media_codec(), | |
| 534 byte_array.obj(), postpone); | |
| 535 } | |
| 536 | |
| 537 void AudioCodecBridge::SetVolume(double volume) { | |
| 538 JNIEnv* env = AttachCurrentThread(); | |
| 539 Java_MediaCodecBridge_setVolume(env, media_codec(), volume); | |
| 540 } | |
| 541 | |
| 542 // static | |
| 543 bool VideoCodecBridge::IsKnownUnaccelerated(const VideoCodec& codec, | |
| 544 MediaCodecDirection direction) { | |
| 545 return MediaCodecUtil::IsKnownUnaccelerated( | |
| 546 VideoCodecToAndroidMimeType(codec), direction); | |
| 547 } | |
| 548 | |
| 549 // static | |
| 550 VideoCodecBridge* VideoCodecBridge::CreateDecoder(const VideoCodec& codec, | |
| 551 bool is_secure, | |
| 552 const gfx::Size& size, | |
| 553 jobject surface, | |
| 554 jobject media_crypto) { | |
| 555 if (!MediaCodecUtil::IsMediaCodecAvailable()) | |
| 556 return nullptr; | |
| 557 | |
| 558 const std::string mime = VideoCodecToAndroidMimeType(codec); | |
| 559 if (mime.empty()) | |
| 560 return nullptr; | |
| 561 | |
| 562 scoped_ptr<VideoCodecBridge> bridge( | |
| 563 new VideoCodecBridge(mime, is_secure, MEDIA_CODEC_DECODER)); | |
| 564 if (!bridge->media_codec()) | |
| 565 return nullptr; | |
| 566 | |
| 567 JNIEnv* env = AttachCurrentThread(); | |
| 568 ScopedJavaLocalRef<jstring> j_mime = ConvertUTF8ToJavaString(env, mime); | |
| 569 ScopedJavaLocalRef<jobject> j_format( | |
| 570 Java_MediaCodecBridge_createVideoDecoderFormat( | |
| 571 env, j_mime.obj(), size.width(), size.height())); | |
| 572 DCHECK(!j_format.is_null()); | |
| 573 if (!Java_MediaCodecBridge_configureVideo(env, bridge->media_codec(), | |
| 574 j_format.obj(), surface, | |
| 575 media_crypto, 0)) { | |
| 576 return nullptr; | |
| 577 } | |
| 578 | |
| 579 return bridge->Start() ? bridge.release() : nullptr; | |
| 580 } | |
| 581 | |
| 582 // static | |
| 583 VideoCodecBridge* VideoCodecBridge::CreateEncoder(const VideoCodec& codec, | |
| 584 const gfx::Size& size, | |
| 585 int bit_rate, | |
| 586 int frame_rate, | |
| 587 int i_frame_interval, | |
| 588 int color_format) { | |
| 589 if (!MediaCodecUtil::IsMediaCodecAvailable()) | |
| 590 return nullptr; | |
| 591 | |
| 592 const std::string mime = VideoCodecToAndroidMimeType(codec); | |
| 593 if (mime.empty()) | |
| 594 return nullptr; | |
| 595 | |
| 596 scoped_ptr<VideoCodecBridge> bridge( | |
| 597 new VideoCodecBridge(mime, false, MEDIA_CODEC_ENCODER)); | |
| 598 if (!bridge->media_codec()) | |
| 599 return nullptr; | |
| 600 | |
| 601 JNIEnv* env = AttachCurrentThread(); | |
| 602 ScopedJavaLocalRef<jstring> j_mime = ConvertUTF8ToJavaString(env, mime); | |
| 603 ScopedJavaLocalRef<jobject> j_format( | |
| 604 Java_MediaCodecBridge_createVideoEncoderFormat( | |
| 605 env, j_mime.obj(), size.width(), size.height(), bit_rate, frame_rate, | |
| 606 i_frame_interval, color_format)); | |
| 607 DCHECK(!j_format.is_null()); | |
| 608 if (!Java_MediaCodecBridge_configureVideo(env, bridge->media_codec(), | |
| 609 j_format.obj(), nullptr, nullptr, | |
| 610 kConfigureFlagEncode)) { | |
| 611 return nullptr; | |
| 612 } | |
| 613 | |
| 614 return bridge->Start() ? bridge.release() : nullptr; | |
| 615 } | |
| 616 | |
| 617 VideoCodecBridge::VideoCodecBridge(const std::string& mime, | |
| 618 bool is_secure, | |
| 619 MediaCodecDirection direction) | |
| 620 : SdkMediaCodecBridge(mime, is_secure, direction), | |
| 621 adaptive_playback_supported_for_testing_(-1) {} | |
| 622 | |
| 623 void VideoCodecBridge::SetVideoBitrate(int bps) { | |
| 624 JNIEnv* env = AttachCurrentThread(); | |
| 625 Java_MediaCodecBridge_setVideoBitrate(env, media_codec(), bps); | |
| 626 } | |
| 627 | |
| 628 void VideoCodecBridge::RequestKeyFrameSoon() { | |
| 629 JNIEnv* env = AttachCurrentThread(); | |
| 630 Java_MediaCodecBridge_requestKeyFrameSoon(env, media_codec()); | |
| 631 } | |
| 632 | |
| 633 bool VideoCodecBridge::IsAdaptivePlaybackSupported(int width, int height) { | |
| 634 if (adaptive_playback_supported_for_testing_ == 0) | |
| 635 return false; | |
| 636 else if (adaptive_playback_supported_for_testing_ > 0) | |
| 637 return true; | |
| 638 JNIEnv* env = AttachCurrentThread(); | |
| 639 return Java_MediaCodecBridge_isAdaptivePlaybackSupported(env, media_codec(), | |
| 640 width, height); | |
| 641 } | |
| 642 | |
| 643 } // namespace media | |
| OLD | NEW |
|---|
Chromium Code Reviews
Issue 1525003002:
Revert of Refactor MediaCodecBridge to add support for NDK APIs (Closed)
Base URL: https://chromium.googlesource.com/chromium/src.git@master