diff options
| author | Martin Storsjö <martin@martin.st> | 2013-07-19 11:03:32 +0300 |
|---|---|---|
| committer | Martin Storsjö <martin@martin.st> | 2013-07-22 10:15:39 +0300 |
| commit | ba6836c966debc56314ce2ef133c7f0c1fdfdeac (patch) | |
| tree | 6d2414eec296337d4f89e5575b8082b005684ed3 /libavcodec/arm/dcadsp_init_arm.c | |
| parent | b63bb251ea6d6ba23295294e37a92625c0192206 (diff) | |
| download | ffmpeg-ba6836c966debc56314ce2ef133c7f0c1fdfdeac.tar.gz | |
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>
Diffstat (limited to 'libavcodec/arm/dcadsp_init_arm.c')
| -rw-r--r-- | libavcodec/arm/dcadsp_init_arm.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/libavcodec/arm/dcadsp_init_arm.c b/libavcodec/arm/dcadsp_init_arm.c index f0375c9710..824b909aae 100644 --- a/libavcodec/arm/dcadsp_init_arm.c +++ b/libavcodec/arm/dcadsp_init_arm.c @@ -24,6 +24,8 @@ #include "libavutil/attributes.h" #include "libavcodec/dcadsp.h" +void ff_dca_lfe_fir_vfp(float *out, const float *in, const float *coefs, + int decifactor, float scale); void ff_dca_lfe_fir_neon(float *out, const float *in, const float *coefs, int decifactor, float scale); @@ -31,6 +33,8 @@ av_cold void ff_dcadsp_init_arm(DCADSPContext *s) { int cpu_flags = av_get_cpu_flags(); + if (have_vfp(cpu_flags) && !have_vfpv3(cpu_flags)) + s->lfe_fir = ff_dca_lfe_fir_vfp; if (have_neon(cpu_flags)) s->lfe_fir = ff_dca_lfe_fir_neon; } |