diff options
| author | Ben Avison <bavison@riscosopen.org> | 2013-07-15 18:28:12 +0100 |
|---|---|---|
| committer | Martin Storsjö <martin@martin.st> | 2013-07-22 10:15:36 +0300 |
| commit | d6e4f5fef0d811e180fd7541941e07dca9e11dc0 (patch) | |
| tree | 447339f6ce3e5202b17ca40042b13f1f74dd9af7 /libavcodec/arm/fmtconvert_init_arm.c | |
| parent | 26ffcc7de1d98f77400a2ebe4e75055515c54587 (diff) | |
arm: Add VFP-accelerated version of int32_to_float_fmul_array8
Before After
Mean StdDev Mean StdDev Change
This function 366.2 18.3 277.8 13.7 +31.9%
Overall 18420.5 489.1 17049.5 408.2 +8.0%
Signed-off-by: Martin Storsjö <martin@martin.st>
Diffstat (limited to 'libavcodec/arm/fmtconvert_init_arm.c')
| -rw-r--r-- | libavcodec/arm/fmtconvert_init_arm.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/libavcodec/arm/fmtconvert_init_arm.c b/libavcodec/arm/fmtconvert_init_arm.c index 9aab7bbac7..eb66eb8233 100644 --- a/libavcodec/arm/fmtconvert_init_arm.c +++ b/libavcodec/arm/fmtconvert_init_arm.c @@ -30,6 +30,9 @@ void ff_int32_to_float_fmul_scalar_neon(float *dst, const int32_t *src, void ff_int32_to_float_fmul_scalar_vfp(float *dst, const int32_t *src, float mul, int len); +void ff_int32_to_float_fmul_array8_vfp(FmtConvertContext *c, float *dst, + const int32_t *src, const float *mul, + int len); void ff_float_to_int16_neon(int16_t *dst, const float *src, long len); void ff_float_to_int16_interleave_neon(int16_t *, const float **, long, int); @@ -42,10 +45,11 @@ av_cold void ff_fmt_convert_init_arm(FmtConvertContext *c, AVCodecContext *avctx if (have_vfp(cpu_flags) && have_armv6(cpu_flags)) { if (!have_vfpv3(cpu_flags)) { - // This function doesn't use anything armv6 specific in itself, + // These functions don't use anything armv6 specific in themselves, // but ff_float_to_int16_vfp which is in the same assembly source // file does, thus the whole file requires armv6 to be built. c->int32_to_float_fmul_scalar = ff_int32_to_float_fmul_scalar_vfp; + c->int32_to_float_fmul_array8 = ff_int32_to_float_fmul_array8_vfp; } c->float_to_int16 = ff_float_to_int16_vfp; |