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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 | |
3 // found in the LICENSE file. | |
4 | |
5 #include "media/mojo/services/demuxer_stream_provider_shim.h" | |
6 | |
7 #include <utility> | |
8 | |
9 #include "base/bind.h" | |
10 #include "base/bind_helpers.h" | |
11 #include "base/callback_helpers.h" | |
12 | |
13 namespace media { | |
14 | |
15 DemuxerStreamProviderShim::DemuxerStreamProviderShim( | |
16 std::vector<mojom::DemuxerStreamPtr> streams, | |
17 const base::Closure& demuxer_ready_cb) | |
18 : demuxer_ready_cb_(demuxer_ready_cb), | |
19 streams_ready_(0), | |
20 weak_factory_(this) { | |
21 DCHECK(!streams.empty()); | |
22 DCHECK(!demuxer_ready_cb_.is_null()); | |
23 | |
24 for (auto& s : streams) { | |
25 streams_.emplace_back(new MojoDemuxerStreamAdapter( | |
26 std::move(s), base::Bind(&DemuxerStreamProviderShim::OnStreamReady, | |
27 weak_factory_.GetWeakPtr()))); | |
28 } | |
29 } | |
30 | |
31 DemuxerStreamProviderShim::~DemuxerStreamProviderShim() { | |
32 } | |
33 | |
34 DemuxerStream* DemuxerStreamProviderShim::GetStream(DemuxerStream::Type type) { | |
35 DCHECK(demuxer_ready_cb_.is_null()); | |
36 for (auto& stream : streams_) { | |
37 if (stream->type() == type) | |
38 return stream.get(); | |
39 } | |
40 | |
41 return nullptr; | |
42 } | |
43 | |
44 void DemuxerStreamProviderShim::OnStreamReady() { | |
45 if (++streams_ready_ == streams_.size()) | |
46 base::ResetAndReturn(&demuxer_ready_cb_).Run(); | |
47 } | |
48 | |
49 } // namespace media | |
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