[webkit-dev] Media elements meeting notes
pnormand at igalia.com
Tue Apr 13 17:04:01 PDT 2010
On Tue, 2010-04-13 at 14:52 -0700, Eric Uhrhane wrote:
> New topic: Loader.
> Things that would be improved by unifying loading between media elements and the
> rest of webkit:
> Unified resource security model.
> Make application cache work for media.
> Make WebCore cache work for media, better cache balancing by unifying caching
> with that of the platform MediaEngine cache.
> Make Inspector work better for media.
> Make authentication work [cookies, referrer, http-auth].
> Easier to add new schemes [data://, file URNs], since it would work with all
> protocols supported by the loader.
> We have another list of requirements for the loader before it could be used.
> Requirements and drawbacks of unification:
> Need to support non-web protocols such as rtsp.
> May need 2 code paths.
> Need to add byte-range and discontinuous cache support.
> Need to support files > 2GB.
> May be difficult to hook our loader into platform media engine.
> Some media engine's loaders are optimized for media playback heuristics; we'd
> need to match that behavior.
> Andrew: Threading limitations on resource loaders?
> Michael Nordman said something here about using ResourceHandle for this. He can
> flesh that out, as I didn't follow the discussion.
The GStreamer-based MediaPlayerPrivate has a source element in
uses the WebCore infrastructure to load the resources from http(s)
servers and feed the data into the gst pipeline. This way we can reuse
the http session (cookies, referer, ...).
We can probably use it for data: uris too (we currently have a specific src
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