Commit Graph

7 Commits

Author SHA1 Message Date
Ben Avison ff30d12159 arm: Add VFP-accelerated version of qmf_32_subbands
Before           After
               Mean    StdDev   Mean    StdDev  Change
This function   1323.0  98.0      746.2  60.6   +77.3%
Overall        15400.0 336.4    14147.5 288.4    +8.9%

Signed-off-by: Martin Storsjö <martin@martin.st>
2013-07-22 10:15:44 +03:00
Martin Storsjö ba6836c966 arm: Add VFP-accelerated version of dca_lfe_fir
Before           After
               Mean    StdDev   Mean    StdDev  Change
This function    868.2  33.5      436.0  27.0   +99.1%
Overall        15973.0 223.2    15577.5  83.2    +2.5%

Signed-off-by: Martin Storsjö <martin@martin.st>
2013-07-22 10:15:39 +03:00
Mans Rullgard d526c5338d ARM: allow runtime masking of CPU features
This allows masking CPU features with the -cpuflags avconv option
which is useful for testing different optimisations without rebuilding.

Signed-off-by: Mans Rullgard <mans@mansr.com>
2012-04-22 12:30:45 +01:00
Diego Biurrun 3dde147ff9 cosmetics: Consistently place static, inline and av_cold attributes/keywords. 2012-04-04 14:54:13 +02:00
Mans Rullgard 2912e87a6c Replace FFmpeg with Libav in licence headers
Signed-off-by: Mans Rullgard <mans@mansr.com>
2011-03-19 13:33:20 +00:00
Justin Ruggles 80ba1ddb58 Remove unneeded add bias from 3 functions.
DSPContext.vector_fmul_window()
DCADSPContext.lfe_fir()
SynthFilterContext.synth_filter_float()

Signed-off-by: Mans Rullgard <mans@mansr.com>
2011-01-31 20:28:42 +00:00
Måns Rullgård 08255107cf DCA: ARM/NEON optimised lfe_fir
Originally committed as revision 22863 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-04-12 20:45:33 +00:00