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

[Alex Cohn]

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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