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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_MOJO_SERVICES_DEMUXER_STREAM_PROVIDER_SHIM_H_ | 5 #ifndef MEDIA_MOJO_SERVICES_MEDIA_RESOURCE_SHIM_H_ |
6 #define MEDIA_MOJO_SERVICES_DEMUXER_STREAM_PROVIDER_SHIM_H_ | 6 #define MEDIA_MOJO_SERVICES_MEDIA_RESOURCE_SHIM_H_ |
7 | 7 |
8 #include <stddef.h> | 8 #include <stddef.h> |
9 | 9 |
10 #include "base/callback.h" | 10 #include "base/callback.h" |
11 #include "base/macros.h" | 11 #include "base/macros.h" |
12 #include "base/memory/weak_ptr.h" | 12 #include "base/memory/weak_ptr.h" |
13 #include "media/base/demuxer_stream_provider.h" | 13 #include "media/base/media_resource.h" |
14 #include "media/mojo/services/mojo_demuxer_stream_adapter.h" | 14 #include "media/mojo/services/mojo_demuxer_stream_adapter.h" |
15 | 15 |
16 namespace media { | 16 namespace media { |
17 | 17 |
18 // DemuxerStreamProvider shim for mojom::DemuxerStreams. | 18 // MediaResource shim for mojom::DemuxerStreams. |
19 class DemuxerStreamProviderShim : public DemuxerStreamProvider { | 19 class MediaResourceShim : public MediaResource { |
20 public: | 20 public: |
21 // Constructs the shim; at least a single audio or video stream must be | 21 // Constructs the shim; at least a single audio or video stream must be |
22 // provided. |demuxer_ready_cb| will be called once the streams have been | 22 // provided. |demuxer_ready_cb| will be called once the streams have been |
23 // initialized. Calling any method before then is an error. | 23 // initialized. Calling any method before then is an error. |
24 DemuxerStreamProviderShim(std::vector<mojom::DemuxerStreamPtr> streams, | 24 MediaResourceShim(std::vector<mojom::DemuxerStreamPtr> streams, |
25 const base::Closure& demuxer_ready_cb); | 25 const base::Closure& demuxer_ready_cb); |
26 ~DemuxerStreamProviderShim() override; | 26 ~MediaResourceShim() override; |
27 | 27 |
28 // DemuxerStreamProvider interface. | 28 // MediaResource interface. |
29 DemuxerStream* GetStream(DemuxerStream::Type type) override; | 29 std::vector<DemuxerStream*> GetStreams() override; |
30 | 30 |
31 private: | 31 private: |
32 // Called as each mojom::DemuxerStream becomes ready. Once all streams | 32 // Called as each mojom::DemuxerStream becomes ready. Once all streams |
33 // are ready it will fire the |demuxer_ready_cb_| provided during | 33 // are ready it will fire the |demuxer_ready_cb_| provided during |
34 // construction. | 34 // construction. |
35 void OnStreamReady(); | 35 void OnStreamReady(); |
36 | 36 |
37 // Stored copy the ready callback provided during construction; cleared once | 37 // Stored copy the ready callback provided during construction; cleared once |
38 // all streams are ready. | 38 // all streams are ready. |
39 base::Closure demuxer_ready_cb_; | 39 base::Closure demuxer_ready_cb_; |
40 | 40 |
41 // Container for demuxer stream adapters which interface with the mojo level | 41 // Container for demuxer stream adapters which interface with the mojo level |
42 // demuxer streams. |streams_ready_| tracks how many streams are ready and is | 42 // demuxer streams. |streams_ready_| tracks how many streams are ready and is |
43 // used by OnStreamReady() to know when |demuxer_ready_cb_| should be fired. | 43 // used by OnStreamReady() to know when |demuxer_ready_cb_| should be fired. |
44 std::vector<std::unique_ptr<MojoDemuxerStreamAdapter>> streams_; | 44 std::vector<std::unique_ptr<MojoDemuxerStreamAdapter>> streams_; |
45 size_t streams_ready_; | 45 size_t streams_ready_; |
46 | 46 |
47 // WeakPtrFactorys must always be the last member variable. | 47 // WeakPtrFactorys must always be the last member variable. |
48 base::WeakPtrFactory<DemuxerStreamProviderShim> weak_factory_; | 48 base::WeakPtrFactory<MediaResourceShim> weak_factory_; |
49 | 49 |
50 DISALLOW_COPY_AND_ASSIGN(DemuxerStreamProviderShim); | 50 DISALLOW_COPY_AND_ASSIGN(MediaResourceShim); |
51 }; | 51 }; |
52 | 52 |
53 } // namespace media | 53 } // namespace media |
54 | 54 |
55 #endif // MEDIA_MOJO_SERVICES_DEMUXER_STREAM_PROVIDER_SHIM_H_ | 55 #endif // MEDIA_MOJO_SERVICES_MEDIA_RESOURCE_SHIM_H_ |
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