On Wed, 12 Jan 2011 09:16:59 +0100, Glenn Maynard <[email protected]> wrote:

On Wed, Jan 12, 2011 at 2:49 AM, Philip Jägenstedt <[email protected]> wrote:
(Also, it might be useful to be able to chose whether seeking should be fast
or exact, as frame-accurate seeking is hardly necessary in most normal
playback situations.)

In an audio engine I worked on I had a seek hint like that, to
indicate whether the priority was accuracy or speed.  It matters even
more with video: when seeking with a seek bar, you may want to snap to
keyframes, whereas bookmarks, "jump to chapter" features, etc. will
often want to jump precisely.  A fast seek option would be
particularly useful for files with infrequent keyframes.


For the record, this is the solution I've been imagining:

* add HTMLMediaElement.seek(t, [exact]), where exact defaults to false if missing

* make setting HTMLMediaElement.currentTime be a non-exact seek, as that seems to be the most common case

--
Philip Jägenstedt
Core Developer
Opera Software

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