[Libav-user] How to speed-up vp8 video decoding.

[Alfredo Perez]

Thanks a lot :)

So... compiling ffmpeg with assembler support is my only hope, isnt it?

thanks again.

On 28 May 2012 12:31, Alex Cohn <alexcohn at netvision.net.il> wrote:

> On Mon, May 28, 2012 at 12:27 PM, Alfredo Perez <alfredo at perseum.com>wrote:
>
> iPhoneOS5.1.sdk
>>
>
> You can probably enable asm to ffmpeg:
> http://ffmpeg.org/pipermail/ffmpeg-devel/2012-January/119626.html
>
> On 28 May 2012 10:31, Alex Cohn <alexcohn at netvision.net.il> wrote:
>>
>>> On Mon, May 28, 2012 at 10:40 AM, Alfredo Perez <alfredo at perseum.com>
>>> wrote:
>>> > Hi everyone,
>>> >
>>> > I'm new to this list so I want to say hello first of all and second
>>> > congratulate you for the excellent work you are doing.
>>> >
>>> > I am running version 0.8.11 "love" version of the ffmpeg library on my
>>> > application. The encoder works fine. It takes ~60 milliseconds to
>>> encode
>>> > each frame. The problem is that I could not compile the library for the
>>> > decoder with assembler enabled.
>>>
>>> Which toolchain are you using?
>>>
>>> > It takes more than 250 milliseconds to
>>> > decode each frame. I am using gop size 10, at 8 frames per second,
>>> > max_b_frames = 3.
>>> >
>>> > Do you know if there is any option on the codecContext for the decoder
>>> that
>>> > I can use to reduce the quality but increasing the speed?
>>> >
>>> > Thank you very much.
>>> > Alfredo.
>>>
>>
> BR,
> Alex
>
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