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| 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 #include <memory> | |
| 10 #include <utility> | |
| 11 | |
| 12 #include "base/android/build_info.h" | |
| 13 #include "base/android/jni_android.h" | |
| 14 #include "base/android/jni_array.h" | |
| 15 #include "base/android/jni_string.h" | |
| 16 #include "base/logging.h" | |
| 17 #include "base/numerics/safe_conversions.h" | |
| 18 #include "base/strings/string_util.h" | |
| 19 #include "jni/MediaCodecBridge_jni.h" | |
| 20 #include "media/base/android/media_codec_util.h" | |
| 21 #include "media/base/bit_reader.h" | |
| 22 #include "media/base/subsample_entry.h" | |
| 23 | |
| 24 using base::android::AttachCurrentThread; | |
| 25 using base::android::ConvertJavaStringToUTF8; | |
| 26 using base::android::ConvertUTF8ToJavaString; | |
| 27 using base::android::JavaIntArrayToIntVector; | |
| 28 using base::android::ScopedJavaLocalRef; | |
| 29 | |
| 30 #define RETURN_ON_ERROR(condition) \ | |
| 31 do { \ | |
| 32 if (!(condition)) { \ | |
| 33 LOG(ERROR) << "Unable to parse AAC header: " #condition; \ | |
| 34 return false; \ | |
| 35 } \ | |
| 36 } while (0) | |
| 37 | |
| 38 namespace media { | |
| 39 | |
| 40 enum { | |
| 41 kBufferFlagSyncFrame = 1, // BUFFER_FLAG_SYNC_FRAME | |
| 42 kBufferFlagEndOfStream = 4, // BUFFER_FLAG_END_OF_STREAM | |
| 43 kConfigureFlagEncode = 1, // CONFIGURE_FLAG_ENCODE | |
| 44 }; | |
| 45 | |
| 46 static ScopedJavaLocalRef<jintArray> | |
| 47 ToJavaIntArray(JNIEnv* env, std::unique_ptr<jint[]> native_array, int size) { | |
| 48 ScopedJavaLocalRef<jintArray> j_array(env, env->NewIntArray(size)); | |
| 49 env->SetIntArrayRegion(j_array.obj(), 0, size, native_array.get()); | |
| 50 return j_array; | |
| 51 } | |
| 52 | |
| 53 static const std::string AudioCodecToAndroidMimeType(const AudioCodec& codec) { | |
| 54 switch (codec) { | |
| 55 case kCodecMP3: | |
| 56 return "audio/mpeg"; | |
| 57 case kCodecVorbis: | |
| 58 return "audio/vorbis"; | |
| 59 case kCodecOpus: | |
| 60 return "audio/opus"; | |
| 61 case kCodecAAC: | |
| 62 return "audio/mp4a-latm"; | |
| 63 case kCodecAC3: | |
| 64 return "audio/ac3"; | |
| 65 case kCodecEAC3: | |
| 66 return "audio/eac3"; | |
| 67 default: | |
| 68 return std::string(); | |
| 69 } | |
| 70 } | |
| 71 | |
| 72 static const std::string VideoCodecToAndroidMimeType(const VideoCodec& codec) { | |
| 73 switch (codec) { | |
| 74 case kCodecH264: | |
| 75 return "video/avc"; | |
| 76 case kCodecHEVC: | |
| 77 return "video/hevc"; | |
| 78 case kCodecVP8: | |
| 79 return "video/x-vnd.on2.vp8"; | |
| 80 case kCodecVP9: | |
| 81 return "video/x-vnd.on2.vp9"; | |
| 82 default: | |
| 83 return std::string(); | |
| 84 } | |
| 85 } | |
| 86 | |
| 87 SdkMediaCodecBridge::SdkMediaCodecBridge(const std::string& mime, | |
| 88 bool is_secure, | |
| 89 MediaCodecDirection direction, | |
| 90 bool require_software_codec) { | |
| 91 JNIEnv* env = AttachCurrentThread(); | |
| 92 DCHECK(!mime.empty()); | |
| 93 ScopedJavaLocalRef<jstring> j_mime = ConvertUTF8ToJavaString(env, mime); | |
| 94 j_media_codec_.Reset(Java_MediaCodecBridge_create( | |
| 95 env, j_mime, is_secure, direction, require_software_codec)); | |
| 96 } | |
| 97 | |
| 98 SdkMediaCodecBridge::~SdkMediaCodecBridge() { | |
| 99 JNIEnv* env = AttachCurrentThread(); | |
| 100 if (j_media_codec_.obj()) | |
| 101 Java_MediaCodecBridge_release(env, j_media_codec_); | |
| 102 } | |
| 103 | |
| 104 bool SdkMediaCodecBridge::Start() { | |
| 105 JNIEnv* env = AttachCurrentThread(); | |
| 106 return Java_MediaCodecBridge_start(env, j_media_codec_); | |
| 107 } | |
| 108 | |
| 109 void SdkMediaCodecBridge::Stop() { | |
| 110 JNIEnv* env = AttachCurrentThread(); | |
| 111 Java_MediaCodecBridge_stop(env, j_media_codec_); | |
| 112 } | |
| 113 | |
| 114 MediaCodecStatus SdkMediaCodecBridge::Flush() { | |
| 115 JNIEnv* env = AttachCurrentThread(); | |
| 116 return static_cast<MediaCodecStatus>( | |
| 117 Java_MediaCodecBridge_flush(env, j_media_codec_)); | |
| 118 } | |
| 119 | |
| 120 MediaCodecStatus SdkMediaCodecBridge::GetOutputSize(gfx::Size* size) { | |
| 121 JNIEnv* env = AttachCurrentThread(); | |
| 122 ScopedJavaLocalRef<jobject> result = | |
| 123 Java_MediaCodecBridge_getOutputFormat(env, j_media_codec_); | |
| 124 MediaCodecStatus status = static_cast<MediaCodecStatus>( | |
| 125 Java_GetOutputFormatResult_status(env, result)); | |
| 126 if (status == MEDIA_CODEC_OK) { | |
| 127 size->SetSize(Java_GetOutputFormatResult_width(env, result), | |
| 128 Java_GetOutputFormatResult_height(env, result)); | |
| 129 } | |
| 130 return status; | |
| 131 } | |
| 132 | |
| 133 MediaCodecStatus SdkMediaCodecBridge::GetOutputSamplingRate( | |
| 134 int* sampling_rate) { | |
| 135 JNIEnv* env = AttachCurrentThread(); | |
| 136 ScopedJavaLocalRef<jobject> result = | |
| 137 Java_MediaCodecBridge_getOutputFormat(env, j_media_codec_); | |
| 138 MediaCodecStatus status = static_cast<MediaCodecStatus>( | |
| 139 Java_GetOutputFormatResult_status(env, result)); | |
| 140 if (status == MEDIA_CODEC_OK) | |
| 141 *sampling_rate = Java_GetOutputFormatResult_sampleRate(env, result); | |
| 142 return status; | |
| 143 } | |
| 144 | |
| 145 MediaCodecStatus SdkMediaCodecBridge::GetOutputChannelCount( | |
| 146 int* channel_count) { | |
| 147 JNIEnv* env = AttachCurrentThread(); | |
| 148 ScopedJavaLocalRef<jobject> result = | |
| 149 Java_MediaCodecBridge_getOutputFormat(env, j_media_codec_); | |
| 150 MediaCodecStatus status = static_cast<MediaCodecStatus>( | |
| 151 Java_GetOutputFormatResult_status(env, result)); | |
| 152 if (status == MEDIA_CODEC_OK) | |
| 153 *channel_count = Java_GetOutputFormatResult_channelCount(env, result); | |
| 154 return status; | |
| 155 } | |
| 156 | |
| 157 MediaCodecStatus SdkMediaCodecBridge::QueueInputBuffer( | |
| 158 int index, | |
| 159 const uint8_t* data, | |
| 160 size_t data_size, | |
| 161 base::TimeDelta presentation_time) { | |
| 162 DVLOG(3) << __func__ << index << ": " << data_size; | |
| 163 if (data_size > | |
| 164 base::checked_cast<size_t>(std::numeric_limits<int32_t>::max())) { | |
| 165 return MEDIA_CODEC_ERROR; | |
| 166 } | |
| 167 if (data && !FillInputBuffer(index, data, data_size)) | |
| 168 return MEDIA_CODEC_ERROR; | |
| 169 JNIEnv* env = AttachCurrentThread(); | |
| 170 return static_cast<MediaCodecStatus>(Java_MediaCodecBridge_queueInputBuffer( | |
| 171 env, j_media_codec_, index, 0, data_size, | |
| 172 presentation_time.InMicroseconds(), 0)); | |
| 173 } | |
| 174 | |
| 175 // TODO(timav): Combine this and above methods together keeping only the first | |
| 176 // interface after we switch to Spitzer pipeline. | |
| 177 MediaCodecStatus SdkMediaCodecBridge::QueueSecureInputBuffer( | |
| 178 int index, | |
| 179 const uint8_t* data, | |
| 180 size_t data_size, | |
| 181 const std::vector<char>& key_id, | |
| 182 const std::vector<char>& iv, | |
| 183 const SubsampleEntry* subsamples, | |
| 184 int subsamples_size, | |
| 185 const EncryptionScheme& encryption_scheme, | |
| 186 base::TimeDelta presentation_time) { | |
| 187 DVLOG(3) << __func__ << index << ": " << data_size; | |
| 188 if (data_size > | |
| 189 base::checked_cast<size_t>(std::numeric_limits<int32_t>::max())) { | |
| 190 return MEDIA_CODEC_ERROR; | |
| 191 } | |
| 192 if (data && !FillInputBuffer(index, data, data_size)) | |
| 193 return MEDIA_CODEC_ERROR; | |
| 194 | |
| 195 JNIEnv* env = AttachCurrentThread(); | |
| 196 ScopedJavaLocalRef<jbyteArray> j_key_id = base::android::ToJavaByteArray( | |
| 197 env, reinterpret_cast<const uint8_t*>(key_id.data()), key_id.size()); | |
| 198 ScopedJavaLocalRef<jbyteArray> j_iv = base::android::ToJavaByteArray( | |
| 199 env, reinterpret_cast<const uint8_t*>(iv.data()), iv.size()); | |
| 200 | |
| 201 // MediaCodec.CryptoInfo documentations says passing NULL for |clear_array| | |
| 202 // to indicate that all data is encrypted. But it doesn't specify what | |
| 203 // |cypher_array| and |subsamples_size| should be in that case. Passing | |
| 204 // one subsample here just to be on the safe side. | |
| 205 int new_subsamples_size = subsamples_size == 0 ? 1 : subsamples_size; | |
| 206 | |
| 207 std::unique_ptr<jint[]> native_clear_array(new jint[new_subsamples_size]); | |
| 208 std::unique_ptr<jint[]> native_cypher_array(new jint[new_subsamples_size]); | |
| 209 | |
| 210 if (subsamples_size == 0) { | |
| 211 DCHECK(!subsamples); | |
| 212 native_clear_array[0] = 0; | |
| 213 native_cypher_array[0] = data_size; | |
| 214 } else { | |
| 215 DCHECK_GT(subsamples_size, 0); | |
| 216 DCHECK(subsamples); | |
| 217 for (int i = 0; i < subsamples_size; ++i) { | |
| 218 DCHECK(subsamples[i].clear_bytes <= std::numeric_limits<uint16_t>::max()); | |
| 219 if (subsamples[i].cypher_bytes > | |
| 220 static_cast<uint32_t>(std::numeric_limits<jint>::max())) { | |
| 221 return MEDIA_CODEC_ERROR; | |
| 222 } | |
| 223 | |
| 224 native_clear_array[i] = subsamples[i].clear_bytes; | |
| 225 native_cypher_array[i] = subsamples[i].cypher_bytes; | |
| 226 } | |
| 227 } | |
| 228 | |
| 229 ScopedJavaLocalRef<jintArray> clear_array = | |
| 230 ToJavaIntArray(env, std::move(native_clear_array), new_subsamples_size); | |
| 231 ScopedJavaLocalRef<jintArray> cypher_array = | |
| 232 ToJavaIntArray(env, std::move(native_cypher_array), new_subsamples_size); | |
| 233 | |
| 234 return static_cast<MediaCodecStatus>( | |
| 235 Java_MediaCodecBridge_queueSecureInputBuffer( | |
| 236 env, j_media_codec_.obj(), index, 0, j_iv.obj(), j_key_id.obj(), | |
| 237 clear_array, cypher_array, new_subsamples_size, | |
| 238 static_cast<int>(encryption_scheme.mode()), | |
| 239 static_cast<int>(encryption_scheme.pattern().encrypt_blocks()), | |
| 240 static_cast<int>(encryption_scheme.pattern().skip_blocks()), | |
| 241 presentation_time.InMicroseconds())); | |
| 242 } | |
| 243 | |
| 244 void SdkMediaCodecBridge::QueueEOS(int input_buffer_index) { | |
| 245 DVLOG(3) << __func__ << ": " << input_buffer_index; | |
| 246 JNIEnv* env = AttachCurrentThread(); | |
| 247 Java_MediaCodecBridge_queueInputBuffer( | |
| 248 env, j_media_codec_, input_buffer_index, 0, 0, 0, kBufferFlagEndOfStream); | |
| 249 } | |
| 250 | |
| 251 MediaCodecStatus SdkMediaCodecBridge::DequeueInputBuffer( | |
| 252 base::TimeDelta timeout, | |
| 253 int* index) { | |
| 254 JNIEnv* env = AttachCurrentThread(); | |
| 255 ScopedJavaLocalRef<jobject> result = Java_MediaCodecBridge_dequeueInputBuffer( | |
| 256 env, j_media_codec_, timeout.InMicroseconds()); | |
| 257 *index = Java_DequeueInputResult_index(env, result); | |
| 258 MediaCodecStatus status = static_cast<MediaCodecStatus>( | |
| 259 Java_DequeueInputResult_status(env, result)); | |
| 260 DVLOG(3) << __func__ << ": status: " << status << ", index: " << *index; | |
| 261 return status; | |
| 262 } | |
| 263 | |
| 264 MediaCodecStatus SdkMediaCodecBridge::DequeueOutputBuffer( | |
| 265 base::TimeDelta timeout, | |
| 266 int* index, | |
| 267 size_t* offset, | |
| 268 size_t* size, | |
| 269 base::TimeDelta* presentation_time, | |
| 270 bool* end_of_stream, | |
| 271 bool* key_frame) { | |
| 272 JNIEnv* env = AttachCurrentThread(); | |
| 273 ScopedJavaLocalRef<jobject> result = | |
| 274 Java_MediaCodecBridge_dequeueOutputBuffer(env, j_media_codec_, | |
| 275 timeout.InMicroseconds()); | |
| 276 *index = Java_DequeueOutputResult_index(env, result); | |
| 277 *offset = | |
| 278 base::checked_cast<size_t>(Java_DequeueOutputResult_offset(env, result)); | |
| 279 *size = base::checked_cast<size_t>( | |
| 280 Java_DequeueOutputResult_numBytes(env, result)); | |
| 281 if (presentation_time) { | |
| 282 *presentation_time = base::TimeDelta::FromMicroseconds( | |
| 283 Java_DequeueOutputResult_presentationTimeMicroseconds(env, result)); | |
| 284 } | |
| 285 int flags = Java_DequeueOutputResult_flags(env, result); | |
| 286 if (end_of_stream) | |
| 287 *end_of_stream = flags & kBufferFlagEndOfStream; | |
| 288 if (key_frame) | |
| 289 *key_frame = flags & kBufferFlagSyncFrame; | |
| 290 MediaCodecStatus status = static_cast<MediaCodecStatus>( | |
| 291 Java_DequeueOutputResult_status(env, result)); | |
| 292 DVLOG(3) << __func__ << ": status: " << status << ", index: " << *index | |
| 293 << ", offset: " << *offset << ", size: " << *size | |
| 294 << ", flags: " << flags; | |
| 295 return status; | |
| 296 } | |
| 297 | |
| 298 void SdkMediaCodecBridge::ReleaseOutputBuffer(int index, bool render) { | |
| 299 DVLOG(3) << __func__ << ": " << index; | |
| 300 JNIEnv* env = AttachCurrentThread(); | |
| 301 Java_MediaCodecBridge_releaseOutputBuffer(env, j_media_codec_, index, render); | |
| 302 } | |
| 303 | |
| 304 MediaCodecStatus SdkMediaCodecBridge::GetInputBuffer(int input_buffer_index, | |
| 305 uint8_t** data, | |
| 306 size_t* capacity) { | |
| 307 JNIEnv* env = AttachCurrentThread(); | |
| 308 ScopedJavaLocalRef<jobject> j_buffer(Java_MediaCodecBridge_getInputBuffer( | |
| 309 env, j_media_codec_, input_buffer_index)); | |
| 310 if (j_buffer.is_null()) | |
| 311 return MEDIA_CODEC_ERROR; | |
| 312 | |
| 313 *data = static_cast<uint8_t*>(env->GetDirectBufferAddress(j_buffer.obj())); | |
| 314 *capacity = | |
| 315 base::checked_cast<size_t>(env->GetDirectBufferCapacity(j_buffer.obj())); | |
| 316 return MEDIA_CODEC_OK; | |
| 317 } | |
| 318 | |
| 319 MediaCodecStatus SdkMediaCodecBridge::GetOutputBufferAddress( | |
| 320 int index, | |
| 321 size_t offset, | |
| 322 const uint8_t** addr, | |
| 323 size_t* capacity) { | |
| 324 JNIEnv* env = AttachCurrentThread(); | |
| 325 ScopedJavaLocalRef<jobject> j_buffer( | |
| 326 Java_MediaCodecBridge_getOutputBuffer(env, j_media_codec_, index)); | |
| 327 if (j_buffer.is_null()) | |
| 328 return MEDIA_CODEC_ERROR; | |
| 329 const size_t total_capacity = env->GetDirectBufferCapacity(j_buffer.obj()); | |
| 330 CHECK_GE(total_capacity, offset); | |
| 331 *addr = reinterpret_cast<const uint8_t*>( | |
| 332 env->GetDirectBufferAddress(j_buffer.obj())) + | |
| 333 offset; | |
| 334 *capacity = total_capacity - offset; | |
| 335 return MEDIA_CODEC_OK; | |
| 336 } | |
| 337 | |
| 338 std::string SdkMediaCodecBridge::GetName() { | |
| 339 if (base::android::BuildInfo::GetInstance()->sdk_int() < 18) | |
| 340 return ""; | |
| 341 JNIEnv* env = AttachCurrentThread(); | |
| 342 ScopedJavaLocalRef<jstring> j_name = | |
| 343 Java_MediaCodecBridge_getName(env, j_media_codec_); | |
| 344 return ConvertJavaStringToUTF8(env, j_name); | |
| 345 } | |
| 346 | |
| 347 // static | |
| 348 AudioCodecBridge* AudioCodecBridge::Create(const AudioCodec& codec) { | |
| 349 if (!MediaCodecUtil::IsMediaCodecAvailable()) | |
| 350 return nullptr; | |
| 351 | |
| 352 const std::string mime = AudioCodecToAndroidMimeType(codec); | |
| 353 if (mime.empty()) | |
| 354 return nullptr; | |
| 355 | |
| 356 std::unique_ptr<AudioCodecBridge> bridge(new AudioCodecBridge(mime)); | |
| 357 if (!bridge->media_codec()) | |
| 358 return nullptr; | |
| 359 | |
| 360 return bridge.release(); | |
| 361 } | |
| 362 | |
| 363 // static | |
| 364 bool AudioCodecBridge::IsKnownUnaccelerated(const AudioCodec& codec) { | |
| 365 return MediaCodecUtil::IsKnownUnaccelerated( | |
| 366 AudioCodecToAndroidMimeType(codec), MEDIA_CODEC_DECODER); | |
| 367 } | |
| 368 | |
| 369 AudioCodecBridge::AudioCodecBridge(const std::string& mime) | |
| 370 // Audio codec doesn't care about security level and there is no need for | |
| 371 // audio encoding yet. | |
| 372 : SdkMediaCodecBridge(mime, false, MEDIA_CODEC_DECODER, false) {} | |
| 373 | |
| 374 bool AudioCodecBridge::ConfigureAndStart(const AudioDecoderConfig& config, | |
| 375 jobject media_crypto) { | |
| 376 const int channel_count = | |
| 377 ChannelLayoutToChannelCount(config.channel_layout()); | |
| 378 const int64_t codec_delay_ns = base::Time::kNanosecondsPerSecond * | |
| 379 config.codec_delay() / | |
| 380 config.samples_per_second(); | |
| 381 const int64_t seek_preroll_ns = | |
| 382 1000LL * config.seek_preroll().InMicroseconds(); | |
| 383 | |
| 384 return ConfigureAndStart(config.codec(), config.samples_per_second(), | |
| 385 channel_count, config.extra_data().data(), | |
| 386 config.extra_data().size(), codec_delay_ns, | |
| 387 seek_preroll_ns, media_crypto); | |
| 388 } | |
| 389 | |
| 390 bool AudioCodecBridge::ConfigureAndStart(const AudioCodec& codec, | |
| 391 int sample_rate, | |
| 392 int channel_count, | |
| 393 const uint8_t* extra_data, | |
| 394 size_t extra_data_size, | |
| 395 int64_t codec_delay_ns, | |
| 396 int64_t seek_preroll_ns, | |
| 397 jobject media_crypto) { | |
| 398 DVLOG(2) << __func__ << ": " | |
| 399 << " codec:" << GetCodecName(codec) | |
| 400 << " samples_per_second:" << sample_rate | |
| 401 << " channel_count:" << channel_count | |
| 402 << " codec_delay_ns:" << codec_delay_ns | |
| 403 << " seek_preroll_ns:" << seek_preroll_ns | |
| 404 << " extra data size:" << extra_data_size | |
| 405 << " media_crypto:" << media_crypto; | |
| 406 DCHECK(media_codec()); | |
| 407 | |
| 408 std::string codec_string = AudioCodecToAndroidMimeType(codec); | |
| 409 if (codec_string.empty()) | |
| 410 return false; | |
| 411 | |
| 412 JNIEnv* env = AttachCurrentThread(); | |
| 413 | |
| 414 ScopedJavaLocalRef<jstring> j_mime = | |
| 415 ConvertUTF8ToJavaString(env, codec_string); | |
| 416 ScopedJavaLocalRef<jobject> j_format(Java_MediaCodecBridge_createAudioFormat( | |
| 417 env, j_mime, sample_rate, channel_count)); | |
| 418 DCHECK(!j_format.is_null()); | |
| 419 | |
| 420 if (!ConfigureMediaFormat(j_format.obj(), codec, extra_data, extra_data_size, | |
| 421 codec_delay_ns, seek_preroll_ns)) { | |
| 422 return false; | |
| 423 } | |
| 424 | |
| 425 if (!Java_MediaCodecBridge_configureAudio(env, media_codec(), j_format, | |
| 426 media_crypto, 0)) { | |
| 427 return false; | |
| 428 } | |
| 429 | |
| 430 return Start(); | |
| 431 } | |
| 432 | |
| 433 bool AudioCodecBridge::ConfigureMediaFormat(jobject j_format, | |
| 434 const AudioCodec& codec, | |
| 435 const uint8_t* extra_data, | |
| 436 size_t extra_data_size, | |
| 437 int64_t codec_delay_ns, | |
| 438 int64_t seek_preroll_ns) { | |
| 439 if (extra_data_size == 0 && codec != kCodecOpus) | |
| 440 return true; | |
| 441 | |
| 442 JNIEnv* env = AttachCurrentThread(); | |
| 443 switch (codec) { | |
| 444 case kCodecVorbis: { | |
| 445 if (extra_data[0] != 2) { | |
| 446 LOG(ERROR) << "Invalid number of vorbis headers before the codec " | |
| 447 << "header: " << extra_data[0]; | |
| 448 return false; | |
| 449 } | |
| 450 | |
| 451 size_t header_length[2]; | |
| 452 // |total_length| keeps track of the total number of bytes before the last | |
| 453 // header. | |
| 454 size_t total_length = 1; | |
| 455 const uint8_t* current_pos = extra_data; | |
| 456 // Calculate the length of the first 2 headers. | |
| 457 for (int i = 0; i < 2; ++i) { | |
| 458 header_length[i] = 0; | |
| 459 while (total_length < extra_data_size) { | |
| 460 size_t size = *(++current_pos); | |
| 461 total_length += 1 + size; | |
| 462 if (total_length > 0x80000000) { | |
| 463 LOG(ERROR) << "Vorbis header size too large"; | |
| 464 return false; | |
| 465 } | |
| 466 header_length[i] += size; | |
| 467 if (size < 0xFF) | |
| 468 break; | |
| 469 } | |
| 470 if (total_length >= extra_data_size) { | |
| 471 LOG(ERROR) << "Invalid vorbis header size in the extra data"; | |
| 472 return false; | |
| 473 } | |
| 474 } | |
| 475 current_pos++; | |
| 476 // The first header is identification header. | |
| 477 ScopedJavaLocalRef<jbyteArray> first_header = | |
| 478 base::android::ToJavaByteArray(env, current_pos, header_length[0]); | |
| 479 Java_MediaCodecBridge_setCodecSpecificData(env, j_format, 0, | |
| 480 first_header); | |
| 481 // The last header is codec header. | |
| 482 ScopedJavaLocalRef<jbyteArray> last_header = | |
| 483 base::android::ToJavaByteArray(env, extra_data + total_length, | |
| 484 extra_data_size - total_length); | |
| 485 Java_MediaCodecBridge_setCodecSpecificData(env, j_format, 1, last_header); | |
| 486 break; | |
| 487 } | |
| 488 case kCodecAAC: { | |
| 489 media::BitReader reader(extra_data, extra_data_size); | |
| 490 | |
| 491 // The following code is copied from aac.cc | |
| 492 // TODO(qinmin): refactor the code in aac.cc to make it more reusable. | |
| 493 uint8_t profile = 0; | |
| 494 uint8_t frequency_index = 0; | |
| 495 uint8_t channel_config = 0; | |
| 496 RETURN_ON_ERROR(reader.ReadBits(5, &profile)); | |
| 497 RETURN_ON_ERROR(reader.ReadBits(4, &frequency_index)); | |
| 498 | |
| 499 if (0xf == frequency_index) | |
| 500 RETURN_ON_ERROR(reader.SkipBits(24)); | |
| 501 RETURN_ON_ERROR(reader.ReadBits(4, &channel_config)); | |
| 502 | |
| 503 if (profile == 5 || profile == 29) { | |
| 504 // Read extension config. | |
| 505 RETURN_ON_ERROR(reader.ReadBits(4, &frequency_index)); | |
| 506 if (frequency_index == 0xf) | |
| 507 RETURN_ON_ERROR(reader.SkipBits(24)); | |
| 508 RETURN_ON_ERROR(reader.ReadBits(5, &profile)); | |
| 509 } | |
| 510 | |
| 511 if (profile < 1 || profile > 4 || frequency_index == 0xf || | |
| 512 channel_config > 7) { | |
| 513 LOG(ERROR) << "Invalid AAC header"; | |
| 514 return false; | |
| 515 } | |
| 516 | |
| 517 const size_t kCsdLength = 2; | |
| 518 uint8_t csd[kCsdLength]; | |
| 519 csd[0] = profile << 3 | frequency_index >> 1; | |
| 520 csd[1] = (frequency_index & 0x01) << 7 | channel_config << 3; | |
| 521 ScopedJavaLocalRef<jbyteArray> byte_array = | |
| 522 base::android::ToJavaByteArray(env, csd, kCsdLength); | |
| 523 Java_MediaCodecBridge_setCodecSpecificData(env, j_format, 0, byte_array); | |
| 524 | |
| 525 // TODO(qinmin): pass an extra variable to this function to determine | |
| 526 // whether we need to call this. | |
| 527 Java_MediaCodecBridge_setFrameHasADTSHeader(env, j_format); | |
| 528 break; | |
| 529 } | |
| 530 case kCodecOpus: { | |
| 531 if (!extra_data || extra_data_size == 0 || codec_delay_ns < 0 || | |
| 532 seek_preroll_ns < 0) { | |
| 533 LOG(ERROR) << "Invalid Opus Header"; | |
| 534 return false; | |
| 535 } | |
| 536 | |
| 537 // csd0 - Opus Header | |
| 538 ScopedJavaLocalRef<jbyteArray> csd0 = | |
| 539 base::android::ToJavaByteArray(env, extra_data, extra_data_size); | |
| 540 Java_MediaCodecBridge_setCodecSpecificData(env, j_format, 0, csd0); | |
| 541 | |
| 542 // csd1 - Codec Delay | |
| 543 ScopedJavaLocalRef<jbyteArray> csd1 = base::android::ToJavaByteArray( | |
| 544 env, reinterpret_cast<const uint8_t*>(&codec_delay_ns), | |
| 545 sizeof(int64_t)); | |
| 546 Java_MediaCodecBridge_setCodecSpecificData(env, j_format, 1, csd1); | |
| 547 | |
| 548 // csd2 - Seek Preroll | |
| 549 ScopedJavaLocalRef<jbyteArray> csd2 = base::android::ToJavaByteArray( | |
| 550 env, reinterpret_cast<const uint8_t*>(&seek_preroll_ns), | |
| 551 sizeof(int64_t)); | |
| 552 Java_MediaCodecBridge_setCodecSpecificData(env, j_format, 2, csd2); | |
| 553 break; | |
| 554 } | |
| 555 default: | |
| 556 LOG(ERROR) << "Invalid header encountered for codec: " | |
| 557 << AudioCodecToAndroidMimeType(codec); | |
| 558 return false; | |
| 559 } | |
| 560 return true; | |
| 561 } | |
| 562 | |
| 563 // static | |
| 564 bool VideoCodecBridge::IsKnownUnaccelerated(const VideoCodec& codec, | |
| 565 MediaCodecDirection direction) { | |
| 566 return MediaCodecUtil::IsKnownUnaccelerated( | |
| 567 VideoCodecToAndroidMimeType(codec), direction); | |
| 568 } | |
| 569 | |
| 570 // static | |
| 571 VideoCodecBridge* VideoCodecBridge::CreateDecoder( | |
| 572 const VideoCodec& codec, | |
| 573 bool is_secure, | |
| 574 const gfx::Size& size, | |
| 575 jobject surface, | |
| 576 jobject media_crypto, | |
| 577 const std::vector<uint8_t>& csd0, | |
| 578 const std::vector<uint8_t>& csd1, | |
| 579 bool allow_adaptive_playback, | |
| 580 bool require_software_codec) { | |
| 581 if (!MediaCodecUtil::IsMediaCodecAvailable()) | |
| 582 return nullptr; | |
| 583 | |
| 584 const std::string mime = VideoCodecToAndroidMimeType(codec); | |
| 585 if (mime.empty()) | |
| 586 return nullptr; | |
| 587 | |
| 588 std::unique_ptr<VideoCodecBridge> bridge(new VideoCodecBridge( | |
| 589 mime, is_secure, MEDIA_CODEC_DECODER, require_software_codec)); | |
| 590 if (!bridge->media_codec()) | |
| 591 return nullptr; | |
| 592 | |
| 593 JNIEnv* env = AttachCurrentThread(); | |
| 594 ScopedJavaLocalRef<jstring> j_mime = ConvertUTF8ToJavaString(env, mime); | |
| 595 ScopedJavaLocalRef<jobject> j_format( | |
| 596 Java_MediaCodecBridge_createVideoDecoderFormat(env, j_mime, size.width(), | |
| 597 size.height())); | |
| 598 DCHECK(!j_format.is_null()); | |
| 599 | |
| 600 if (!csd0.empty()) { | |
| 601 ScopedJavaLocalRef<jbyteArray> j_csd0 = | |
| 602 base::android::ToJavaByteArray(env, csd0.data(), csd0.size()); | |
| 603 Java_MediaCodecBridge_setCodecSpecificData(env, j_format, 0, j_csd0); | |
| 604 } | |
| 605 | |
| 606 if (!csd1.empty()) { | |
| 607 ScopedJavaLocalRef<jbyteArray> j_csd1 = | |
| 608 base::android::ToJavaByteArray(env, csd1.data(), csd1.size()); | |
| 609 Java_MediaCodecBridge_setCodecSpecificData(env, j_format, 1, j_csd1); | |
| 610 } | |
| 611 | |
| 612 if (!Java_MediaCodecBridge_configureVideo(env, bridge->media_codec(), | |
| 613 j_format, surface, media_crypto, 0, | |
| 614 allow_adaptive_playback)) { | |
| 615 return nullptr; | |
| 616 } | |
| 617 | |
| 618 return bridge->Start() ? bridge.release() : nullptr; | |
| 619 } | |
| 620 | |
| 621 // static | |
| 622 VideoCodecBridge* VideoCodecBridge::CreateEncoder(const VideoCodec& codec, | |
| 623 const gfx::Size& size, | |
| 624 int bit_rate, | |
| 625 int frame_rate, | |
| 626 int i_frame_interval, | |
| 627 int color_format) { | |
| 628 if (!MediaCodecUtil::IsMediaCodecAvailable()) | |
| 629 return nullptr; | |
| 630 | |
| 631 const std::string mime = VideoCodecToAndroidMimeType(codec); | |
| 632 if (mime.empty()) | |
| 633 return nullptr; | |
| 634 | |
| 635 std::unique_ptr<VideoCodecBridge> bridge( | |
| 636 new VideoCodecBridge(mime, false, MEDIA_CODEC_ENCODER, false)); | |
| 637 if (!bridge->media_codec()) | |
| 638 return nullptr; | |
| 639 | |
| 640 JNIEnv* env = AttachCurrentThread(); | |
| 641 ScopedJavaLocalRef<jstring> j_mime = ConvertUTF8ToJavaString(env, mime); | |
| 642 ScopedJavaLocalRef<jobject> j_format( | |
| 643 Java_MediaCodecBridge_createVideoEncoderFormat( | |
| 644 env, bridge->media_codec(), j_mime, size.width(), size.height(), | |
| 645 bit_rate, frame_rate, i_frame_interval, color_format)); | |
| 646 DCHECK(!j_format.is_null()); | |
| 647 if (!Java_MediaCodecBridge_configureVideo(env, bridge->media_codec(), | |
| 648 j_format, nullptr, nullptr, | |
| 649 kConfigureFlagEncode, true)) { | |
| 650 return nullptr; | |
| 651 } | |
| 652 | |
| 653 return bridge->Start() ? bridge.release() : nullptr; | |
| 654 } | |
| 655 | |
| 656 VideoCodecBridge::VideoCodecBridge(const std::string& mime, | |
| 657 bool is_secure, | |
| 658 MediaCodecDirection direction, | |
| 659 bool require_software_codec) | |
| 660 : SdkMediaCodecBridge(mime, is_secure, direction, require_software_codec), | |
| 661 adaptive_playback_supported_for_testing_(-1) {} | |
| 662 | |
| 663 bool VideoCodecBridge::SetSurface(jobject surface) { | |
| 664 DCHECK_GE(base::android::BuildInfo::GetInstance()->sdk_int(), 23); | |
| 665 JNIEnv* env = AttachCurrentThread(); | |
| 666 return Java_MediaCodecBridge_setSurface(env, media_codec(), surface); | |
| 667 } | |
| 668 | |
| 669 void VideoCodecBridge::SetVideoBitrate(int bps, int frame_rate) { | |
| 670 JNIEnv* env = AttachCurrentThread(); | |
| 671 Java_MediaCodecBridge_setVideoBitrate(env, media_codec(), bps, frame_rate); | |
| 672 } | |
| 673 | |
| 674 void VideoCodecBridge::RequestKeyFrameSoon() { | |
| 675 JNIEnv* env = AttachCurrentThread(); | |
| 676 Java_MediaCodecBridge_requestKeyFrameSoon(env, media_codec()); | |
| 677 } | |
| 678 | |
| 679 bool VideoCodecBridge::IsAdaptivePlaybackSupported(int width, int height) { | |
| 680 if (adaptive_playback_supported_for_testing_ == 0) | |
| 681 return false; | |
| 682 else if (adaptive_playback_supported_for_testing_ > 0) | |
| 683 return true; | |
| 684 JNIEnv* env = AttachCurrentThread(); | |
| 685 return Java_MediaCodecBridge_isAdaptivePlaybackSupported(env, media_codec(), | |
| 686 width, height); | |
| 687 } | |
| 688 | |
| 689 } // namespace media | |
| OLD | NEW |
|---|
Chromium Code Reviews
Issue 2672313006:
media: Remove the unused NdkMediaCodecBridge (Closed)
