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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "media/filters/decrypting_demuxer_stream.h" | 5 #include "media/filters/decrypting_demuxer_stream.h" |
6 | 6 |
7 #include "base/bind.h" | 7 #include "base/bind.h" |
8 #include "base/callback_helpers.h" | 8 #include "base/callback_helpers.h" |
9 #include "base/location.h" | 9 #include "base/location.h" |
10 #include "base/logging.h" | 10 #include "base/logging.h" |
11 #include "base/single_thread_task_runner.h" | 11 #include "base/single_thread_task_runner.h" |
12 #include "media/base/bind_to_current_loop.h" | 12 #include "media/base/bind_to_current_loop.h" |
13 #include "media/base/decoder_buffer.h" | 13 #include "media/base/decoder_buffer.h" |
| 14 #include "media/base/encryption_scheme.h" |
14 #include "media/base/media_log.h" | 15 #include "media/base/media_log.h" |
15 #include "media/base/pipeline.h" | 16 #include "media/base/pipeline.h" |
16 | 17 |
17 namespace media { | 18 namespace media { |
18 | 19 |
19 static bool IsStreamValidAndEncrypted(DemuxerStream* stream) { | 20 static bool IsStreamValidAndEncrypted(DemuxerStream* stream) { |
20 return ((stream->type() == DemuxerStream::AUDIO && | 21 return ((stream->type() == DemuxerStream::AUDIO && |
21 stream->audio_decoder_config().IsValidConfig() && | 22 stream->audio_decoder_config().IsValidConfig() && |
22 stream->audio_decoder_config().is_encrypted()) || | 23 stream->audio_decoder_config().is_encrypted()) || |
23 (stream->type() == DemuxerStream::VIDEO && | 24 (stream->type() == DemuxerStream::VIDEO && |
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371 | 372 |
372 void DecryptingDemuxerStream::InitializeDecoderConfig() { | 373 void DecryptingDemuxerStream::InitializeDecoderConfig() { |
373 // The decoder selector or upstream demuxer make sure the stream is valid and | 374 // The decoder selector or upstream demuxer make sure the stream is valid and |
374 // potentially encrypted. | 375 // potentially encrypted. |
375 DCHECK(IsStreamValidAndEncrypted(demuxer_stream_)); | 376 DCHECK(IsStreamValidAndEncrypted(demuxer_stream_)); |
376 | 377 |
377 switch (demuxer_stream_->type()) { | 378 switch (demuxer_stream_->type()) { |
378 case AUDIO: { | 379 case AUDIO: { |
379 AudioDecoderConfig input_audio_config = | 380 AudioDecoderConfig input_audio_config = |
380 demuxer_stream_->audio_decoder_config(); | 381 demuxer_stream_->audio_decoder_config(); |
381 audio_config_.Initialize(input_audio_config.codec(), | 382 audio_config_.Initialize( |
382 input_audio_config.sample_format(), | 383 input_audio_config.codec(), input_audio_config.sample_format(), |
383 input_audio_config.channel_layout(), | 384 input_audio_config.channel_layout(), |
384 input_audio_config.samples_per_second(), | 385 input_audio_config.samples_per_second(), |
385 input_audio_config.extra_data(), | 386 input_audio_config.extra_data(), EncryptionScheme(false), |
386 false, // Output audio is not encrypted. | 387 input_audio_config.seek_preroll(), input_audio_config.codec_delay()); |
387 input_audio_config.seek_preroll(), | |
388 input_audio_config.codec_delay()); | |
389 break; | 388 break; |
390 } | 389 } |
391 | 390 |
392 case VIDEO: { | 391 case VIDEO: { |
393 VideoDecoderConfig input_video_config = | 392 VideoDecoderConfig input_video_config = |
394 demuxer_stream_->video_decoder_config(); | 393 demuxer_stream_->video_decoder_config(); |
395 video_config_.Initialize( | 394 video_config_.Initialize( |
396 input_video_config.codec(), input_video_config.profile(), | 395 input_video_config.codec(), input_video_config.profile(), |
397 input_video_config.format(), input_video_config.color_space(), | 396 input_video_config.format(), input_video_config.color_space(), |
398 input_video_config.coded_size(), input_video_config.visible_rect(), | 397 input_video_config.coded_size(), input_video_config.visible_rect(), |
399 input_video_config.natural_size(), input_video_config.extra_data(), | 398 input_video_config.natural_size(), input_video_config.extra_data(), |
400 false); // Output video is not encrypted. | 399 EncryptionScheme(false)); |
401 break; | 400 break; |
402 } | 401 } |
403 | 402 |
404 default: | 403 default: |
405 NOTREACHED(); | 404 NOTREACHED(); |
406 return; | 405 return; |
407 } | 406 } |
408 } | 407 } |
409 | 408 |
410 } // namespace media | 409 } // namespace media |
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