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.
5 #ifndef MEDIA_MOJO_SERVICES_MOJO_DEMUXER_STREAM_IMPL_H_
6 #define MEDIA_MOJO_SERVICES_MOJO_DEMUXER_STREAM_IMPL_H_
8 #include "base/macros.h"
9 #include "base/memory/weak_ptr.h"
10 #include "media/base/demuxer_stream.h"
11 #include "media/mojo/interfaces/demuxer_stream.mojom.h"
12 #include "mojo/public/cpp/bindings/interface_impl.h"
17 // This class wraps a media::DemuxerStream and exposes it as a
18 // mojo::DemuxerStream for use as a proxy from remote applications.
19 class MojoDemuxerStreamImpl : public mojo::InterfaceImpl<mojo::DemuxerStream> {
21 // |stream| is the underlying DemuxerStream we are proxying for.
22 // Note: |this| does not take ownership of |stream|.
23 explicit MojoDemuxerStreamImpl(media::DemuxerStream* stream);
24 virtual ~MojoDemuxerStreamImpl();
26 // mojo::DemuxerStream implementation.
27 virtual void Read(const mojo::Callback<
28 void(mojo::DemuxerStream::Status, mojo::MediaDecoderBufferPtr)>& callback)
31 // mojo::InterfaceImpl overrides.
32 virtual void OnConnectionEstablished() OVERRIDE;
35 // |callback| is the callback that was passed to the initiating Read()
36 // call by our client.
37 // |status| and |buffer| are the standard media::ReadCB parameters.
38 typedef mojo::Callback<void(mojo::DemuxerStream::Status,
39 mojo::MediaDecoderBufferPtr)> BufferReadyCB;
40 void OnBufferReady(const BufferReadyCB& callback,
41 media::DemuxerStream::Status status,
42 const scoped_refptr<media::DecoderBuffer>& buffer);
44 // See constructor. We do not own |stream_|.
45 media::DemuxerStream* stream_;
47 base::WeakPtrFactory<MojoDemuxerStreamImpl> weak_factory_;
48 DISALLOW_COPY_AND_ASSIGN(MojoDemuxerStreamImpl);
53 #endif // MEDIA_MOJO_SERVICES_MOJO_DEMUXER_STREAM_IMPL_H_