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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 | |
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