Mojify demuxers and allow running {Chunk/FFmpeg}Demuxer in a Utility Process

Mojify demuxers and allow running {Chunk/FFmpeg}Demuxer in a Utility Process

Currently only useful when coupled with the mojo renderer service.
I.e. when the output of demuxers is consumed in the separate process too.
Indeed when used alone it is currently not implemented.

Can be switch on with existing gn args:
  enable_mojo_media = true
  mojo_media_services = [ "demuxer", "renderer" ]
  mojo_media_host = "utility"

Add SourceBuffer and change ChunkDemuxer to inherit from both
  Demuxer and SourceBuffer.
Add DemuxerStreamProvider::Type::REMOTE.
Add DemuxerStreamProvider::GetRemoteId.
Add MojoMediaClient::CreateDemuxerFactory.
Add MediaInterfaceProxy::CreateDemuxer.
Add MojoRenderer::InitializeRendererFromRemoteId.
Add DemuxerFactory and {Default,Mojo}DemuxerFactory.
Add MojoDataSourceImpl / MojoDataSourceAdapter.
Add MojoDataBufferWriter / MojoDataBufferReader.
Add MojoDemuxer / MojoDemuxerService.
Add MojoDemuxerSourceBuffer / MojoSourceBufferService.
Add DemuxerManager / MojoDemuxerServiceContext.
Mojify MediaTracks and Ranges<TimeDelta>

BUG=682261
R=dalecurtis@chromium.org, sandersd@chromium.org, tguilbert@chromium.org, xhwang@chromium.org

[Julien Isorce, 2017-01-18 15:23:32]

Description was changed from

==========
Mojify demuxers and allow running {Chunk/FFmpeg}Demuxer in a Utility Process

Currently only useful when coupled with the mojo renderer service.
I.e. when the output of demuxers is consumed in the separate process too.
Indeed when used alone it is currently not implemented.

Can be switch on with existing gn args:
  enable_mojo_media = true
  mojo_media_services = [ "demuxer", "renderer" ]
  mojo_media_host = "utility"

Add SourceBuffer and change ChunkDemuxer to inherit from both
  Demuxer and SourceBuffer.
Add DemuxerStreamProvider::Type::REMOTE.
Add DemuxerStreamProvider::GetRemoteId.
Add MojoMediaClient::CreateDemuxerFactory.
Add MediaInterfaceProxy::CreateDemuxer.
Add MojoRenderer::InitializeRendererFromRemoteId.
Add DemuxerFactory and {Default,Mojo}DemuxerFactory.
Add MojoDataSourceImpl / MojoDataSourceAdapter.
Add MojoDataBufferWriter / MojoDataBufferReader.
Add MojoDemuxer / MojoDemuxerService.
Add MojoDemuxerSourceBuffer / MojoSourceBufferService.
Add DemuxerManager / MojoDemuxerServiceContext.
Mojify MediaTracks and Ranges<TimeDelta>

BUG=681852
R=dalecurtis@chromium.org, sandersd@chromium.org, tguilbert@chromium.org,
xhwang@chromium.org
==========

to

==========
Mojify demuxers and allow running {Chunk/FFmpeg}Demuxer in a Utility Process

Currently only useful when coupled with the mojo renderer service.
I.e. when the output of demuxers is consumed in the separate process too.
Indeed when used alone it is currently not implemented.

Can be switch on with existing gn args:
  enable_mojo_media = true
  mojo_media_services = [ "demuxer", "renderer" ]
  mojo_media_host = "utility"

Add SourceBuffer and change ChunkDemuxer to inherit from both
  Demuxer and SourceBuffer.
Add DemuxerStreamProvider::Type::REMOTE.
Add DemuxerStreamProvider::GetRemoteId.
Add MojoMediaClient::CreateDemuxerFactory.
Add MediaInterfaceProxy::CreateDemuxer.
Add MojoRenderer::InitializeRendererFromRemoteId.
Add DemuxerFactory and {Default,Mojo}DemuxerFactory.
Add MojoDataSourceImpl / MojoDataSourceAdapter.
Add MojoDataBufferWriter / MojoDataBufferReader.
Add MojoDemuxer / MojoDemuxerService.
Add MojoDemuxerSourceBuffer / MojoSourceBufferService.
Add DemuxerManager / MojoDemuxerServiceContext.
Mojify MediaTracks and Ranges<TimeDelta>

BUG=682261
R=dalecurtis@chromium.org, sandersd@chromium.org, tguilbert@chromium.org,
xhwang@chromium.org
==========

[Julien Isorce, 2017-02-07 16:20:34]

Sorry Patch Set 2 contains a rebase and a fix.
The fix part is:
 144   // Unbind in the bound thread.
 145   remote_demuxer_.reset();
 146   mojo_data_source_.reset();
See
https://codereview.chromium.org/2643743002/diff2/1:20001/media/mojo/clients/m...

Anything else is part of the rebase.

[Julien Isorce, 2017-09-13 12:25:07]

Moved to gerrit:
https://chromium-review.googlesource.com/c/chromium/src/+/664880