[Libav-user] How to achieve 30 FPS using APIs on Android?

J Decker d3ck0r at gmail.com
Mon Sep 19 17:59:41 EEST 2016


are you saying those times are the time to decode the frames or to decode
and display the frames?

On Mon, Sep 19, 2016 at 2:56 AM, William MANCON <wmancon at gmail.com> wrote:

>
>
> On Mon, Sep 19, 2016 at 11:09 AM, Amber Beriwal <
> amber.beriwal at newgen.co.in> wrote:
>
>> Hi,
>>
>>
>>
>> We have observed that on Windows, ffmpeg is capable of extracting frames
>> at 30 fps, using command line, using Xuggler, and using FFMPEG APIs
>> directly in our code.
>>
>>
>>
>> But when we move this implementation to Android, we are getting following
>> results:
>>
>>
>>
>> - 720p video (1280 x 720) - 16 fps (approx. 60 ms/frame)
>>
>> - 1080p video (1920 x 1080) - 7 fps (approx. 140 ms/frame)
>>
>>
>>
>> Video is recorded from Android Camera and it’s length is approx. 20-30
>> seconds. [Android Processor: “Quad-core 1.2 GHz Cortex-A7” and “Memory:
>> 1GB”]
>>
>>
>>
>> 1.       How can we get 30 fps on Android?
>>
>> 2.       Are there any performance benchmarks for Android?
>>
>>
>> Old Post: [Libav-user] How to achieve 30 FPS using APIs?
>>
>> Regards
>>
>> *Amber Beriwal*
>>
>> Newgen Software Technologies Ltd.
>>
>>
>>
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> Hi Amber,
> In your previous post (Stackexchange)  you mention that your test was made
> on different plateform and you never test with CLI on the Android
> plateform, so can't compare results obtained on a computer, and on a phone.
> you would maybe try on your android palteform with another binary.
>
> Regards,
> WM
>
>
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