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ARM: allow runtime masking of CPU features

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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>
This commit is contained in:
Mans Rullgard
2012-04-21 15:31:10 +01:00
parent d7458bc8c6
commit d526c5338d
20 changed files with 164 additions and 25 deletions
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5
libavcodec/arm/sbrdsp_init_arm.c
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@@ -19,6 +19,7 @@
*/
#include "config.h"
#include "libavutil/arm/cpu.h"
#include "libavutil/attributes.h"
#include "libavcodec/sbrdsp.h"
@@ -51,7 +52,9 @@ void ff_sbr_hf_apply_noise_3_neon(float Y[64][2], const float *s_m,
av_cold void ff_sbrdsp_init_arm(SBRDSPContext *s)
{
if (HAVE_NEON) {
int cpu_flags = av_get_cpu_flags();
if (have_neon(cpu_flags)) {
s->sum64x5 = ff_sbr_sum64x5_neon;
s->sum_square = ff_sbr_sum_square_neon;
s->neg_odd_64 = ff_sbr_neg_odd_64_neon;