[oe] [PATCH 2/2] fluidsynth: add ARM NEON support for sample interpolation

Andreas Müller schnitzeltony at googlemail.com
Mon Feb 6 17:40:34 UTC 2017


On Mon, Jan 30, 2017 at 10:41 PM, Andreas Müller
<schnitzeltony at googlemail.com> wrote:
> On Wed, Jan 25, 2017 at 9:06 PM, Andreas Müller
> <schnitzeltony at googlemail.com> wrote:
>> Signed-off-by: Andreas Müller <schnitzeltony at googlemail.com>
>> ---
>>  ...e_dsp_interpolate_4th_order-make-use-of-A.patch | 158 +++++++++++++++++++++
>>  .../fluidsynth/fluidsynth_1.1.6.bb                 |   5 +-
>>  2 files changed, 162 insertions(+), 1 deletion(-)
>>  create mode 100644 meta-multimedia/recipes-multimedia/fluidsynth/files/0001-fluid_rvoice_dsp_interpolate_4th_order-make-use-of-A.patch
>
> Sorry but I get the feeling that this patch does not accelerate
> interpolation. I need to write some performance test to check (don't
> trust optimizations without performance numbers) So for please ignore
> this patch.
>
Just saw that this is still in master-next: Please take care that it
won't be applied in master accidentally. I could create a test case
meanwhile: This patch is crap and slows things down instead of
accelerating.

Andreas



More information about the Openembedded-devel mailing list