[FFmpeg-devel] swresample/aarch64: add s16 and fltp neon resampling functions

Paul B Mahol onemda at gmail.com
Fri Jan 13 16:43:24 EET 2017


On 1/13/17, Matthieu Bouron <matthieu.bouron at gmail.com> wrote:
> On Mon, Jan 09, 2017 at 11:00:44PM +0100, Michael Niedermayer wrote:
>> On Mon, Jan 09, 2017 at 05:45:29PM +0100, Matthieu Bouron wrote:
>> > Hello,
>> >
>> > The following patch is a port of
>> > 6d82b52712af87c7831872c27fd2abfd18b04f88 to
>> > the aarch64 platform.
>> >
>> > Here are some results of an rpi3 running in aarch64 mode.
>> >
>> > ./ffmpeg -f lavfi -i
>> > sine=440,aformat=sample_fmts=fltp,asetnsamples=4096,abench=start,aresample=48000,abench=stop
>> > -t 1000 -f null -
>> >
>> > Without patch:
>> >   [abench @ 0xe682380] t:0.002108 avg:0.001992 max:0.002452 min:0.001950
>> >
>> > With patch:
>> >   [abench @ 0x11492380] t:0.001474 avg:0.001384 max:0.001796
>> > min:0.001332
>> >
>> > ./ffmpeg -f lavfi -i
>> > sine=440,aformat=sample_fmts=s16,asetnsamples=4096,abench=start,aresample=48000,abench=stop
>> > -t 1000 -f null -
>> >
>> > Without patch:
>> >   [abench @ 0x268c2380] t:0.001478 avg:0.001423 max:0.001571
>> > min:0.001403
>> >
>> > With patch:
>> >   [abench @ 0x14092380] t:0.001012 avg:0.000951 max:0.001147
>> > min:0.000922
>>
>> nice
>
> Can I push the patchset ?

Sure


More information about the ffmpeg-devel mailing list