On 05/07/2019 10:20, A. Dumas wrote:
> James Harris  wrote:
>> On 03/07/2019 17:27, Pancho wrote:
>>> Hi I've just tried using a Pi 4 4GB under Raspbian. The answer is that
>>> whilst it is undoubtedly very impressive it isn't good enough for a
>>> general purpose desktop.
>>>
>>>
>>> The good:
>>>
>>> * Chromium browsing not featuring video was good. Perhaps a bit slow but
>>> not annoyingly so.
>>> * vlc could play x264 video perfectly at 1080p, at about 5% cpu.
>>> * Generally apps/windows opened at an OK speed.
>>>
>>> The bad:
>>>
>>> * vlc was poor at playing x265 at 1080p, jerky, 50% cpu and about 30%
>>> dropped frames.
>>> * Youtube video was awful, slow, jerky. As were other, popular, free
>>> video Streaming sites.
>>> * Amazon Video wouldn't play at all due to chromium not being a
>>> supported browser.
>>> * LibreOffice Calc gave painfully slow scrolling, on a sheet with 365
>>> rows and 26 columns.

...

>> Thanks for the above info. I wanted to move to a 4k desktop when I saw
>> the RPi4 announcement. For various reasons I will look into the idea of
>> mini-itx that Martin mentioned but will maybe come back to the RPi4 for
>> an HTPC front end to a MythTV system - at least at up to 1080p.
>
> For lack of vp9 hardware decoding, I fear the Pi4 will never be good for
> Youtube 4k videos. And it's a real shame they couldn't squeeze h.264
> hardware decoding in, so no higher than 1080p for that either. And while
> the cpu is capable enough to decode that, it will require active cooling, I
> guess.
>

When you mentioned that YouTube and other videos were jerky was that
just the 4k ones, such that lower resolutions were OK?


--
James Harris

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