OLD | NEW |
1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 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 #ifndef MEDIA_FILTERS_DECODER_SELECTOR_H_ | 5 #ifndef MEDIA_FILTERS_DECODER_SELECTOR_H_ |
6 #define MEDIA_FILTERS_DECODER_SELECTOR_H_ | 6 #define MEDIA_FILTERS_DECODER_SELECTOR_H_ |
7 | 7 |
8 #include "base/callback.h" | 8 #include "base/callback.h" |
9 #include "base/memory/ref_counted.h" | 9 #include "base/memory/ref_counted.h" |
10 #include "base/memory/scoped_vector.h" | 10 #include "base/memory/scoped_vector.h" |
(...skipping 48 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
59 const SetDecryptorReadyCB& set_decryptor_ready_cb); | 59 const SetDecryptorReadyCB& set_decryptor_ready_cb); |
60 | 60 |
61 // Aborts pending Decoder selection and fires |select_decoder_cb| with | 61 // Aborts pending Decoder selection and fires |select_decoder_cb| with |
62 // NULL and NULL immediately if it's pending. | 62 // NULL and NULL immediately if it's pending. |
63 ~DecoderSelector(); | 63 ~DecoderSelector(); |
64 | 64 |
65 // Initializes and selects a Decoder that can decode the |stream|. | 65 // Initializes and selects a Decoder that can decode the |stream|. |
66 // Selected Decoder (and DecryptingDemuxerStream) is returned via | 66 // Selected Decoder (and DecryptingDemuxerStream) is returned via |
67 // the |select_decoder_cb|. | 67 // the |select_decoder_cb|. |
68 void SelectDecoder(DemuxerStream* stream, | 68 void SelectDecoder(DemuxerStream* stream, |
69 bool low_delay, | |
70 const SelectDecoderCB& select_decoder_cb, | 69 const SelectDecoderCB& select_decoder_cb, |
71 const typename Decoder::OutputCB& output_cb); | 70 const typename Decoder::OutputCB& output_cb); |
72 | 71 |
73 private: | 72 private: |
74 void DecryptingDecoderInitDone(PipelineStatus status); | 73 void DecryptingDecoderInitDone(PipelineStatus status); |
75 void DecryptingDemuxerStreamInitDone(PipelineStatus status); | 74 void DecryptingDemuxerStreamInitDone(PipelineStatus status); |
76 void InitializeDecoder(); | 75 void InitializeDecoder(); |
77 void DecoderInitDone(PipelineStatus status); | 76 void DecoderInitDone(PipelineStatus status); |
78 void ReturnNullDecoder(); | 77 void ReturnNullDecoder(); |
79 | 78 |
80 scoped_refptr<base::SingleThreadTaskRunner> task_runner_; | 79 scoped_refptr<base::SingleThreadTaskRunner> task_runner_; |
81 ScopedVector<Decoder> decoders_; | 80 ScopedVector<Decoder> decoders_; |
82 SetDecryptorReadyCB set_decryptor_ready_cb_; | 81 SetDecryptorReadyCB set_decryptor_ready_cb_; |
83 | 82 |
84 DemuxerStream* input_stream_; | 83 DemuxerStream* input_stream_; |
85 bool low_delay_; | |
86 SelectDecoderCB select_decoder_cb_; | 84 SelectDecoderCB select_decoder_cb_; |
87 typename Decoder::OutputCB output_cb_; | 85 typename Decoder::OutputCB output_cb_; |
88 | 86 |
89 scoped_ptr<Decoder> decoder_; | 87 scoped_ptr<Decoder> decoder_; |
90 scoped_ptr<DecryptingDemuxerStream> decrypted_stream_; | 88 scoped_ptr<DecryptingDemuxerStream> decrypted_stream_; |
91 | 89 |
92 // NOTE: Weak pointers must be invalidated before all other member variables. | 90 // NOTE: Weak pointers must be invalidated before all other member variables. |
93 base::WeakPtrFactory<DecoderSelector> weak_ptr_factory_; | 91 base::WeakPtrFactory<DecoderSelector> weak_ptr_factory_; |
94 | 92 |
95 DISALLOW_IMPLICIT_CONSTRUCTORS(DecoderSelector); | 93 DISALLOW_IMPLICIT_CONSTRUCTORS(DecoderSelector); |
96 }; | 94 }; |
97 | 95 |
98 typedef DecoderSelector<DemuxerStream::VIDEO> VideoDecoderSelector; | 96 typedef DecoderSelector<DemuxerStream::VIDEO> VideoDecoderSelector; |
99 typedef DecoderSelector<DemuxerStream::AUDIO> AudioDecoderSelector; | 97 typedef DecoderSelector<DemuxerStream::AUDIO> AudioDecoderSelector; |
100 | 98 |
101 } // namespace media | 99 } // namespace media |
102 | 100 |
103 #endif // MEDIA_FILTERS_DECODER_SELECTOR_H_ | 101 #endif // MEDIA_FILTERS_DECODER_SELECTOR_H_ |
OLD | NEW |