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author | Hendrik Leppkes <h.leppkes@gmail.com> | 2016-01-02 11:21:16 +0100 |
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committer | Hendrik Leppkes <h.leppkes@gmail.com> | 2016-01-02 11:21:16 +0100 |
commit | e97e2588ca74270a14cc1df5a2576a5ea59b119f (patch) | |
tree | 52cb16a1034fe98657c9c43bf222b9513c705516 /libavcodec/aarch64/fmtconvert_init.c | |
parent | 10e075c138467b1fbe63cd9eec0dfd2c18cf903a (diff) | |
parent | a0fc780a2093784e8664f88205ee1b215e109cee (diff) |
Merge commit 'a0fc780a2093784e8664f88205ee1b215e109cee'
* commit 'a0fc780a2093784e8664f88205ee1b215e109cee':
arm64: int32_to_float_fmul neon asm
Merged-by: Hendrik Leppkes <h.leppkes@gmail.com>
Diffstat (limited to 'libavcodec/aarch64/fmtconvert_init.c')
-rw-r--r-- | libavcodec/aarch64/fmtconvert_init.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/libavcodec/aarch64/fmtconvert_init.c b/libavcodec/aarch64/fmtconvert_init.c new file mode 100644 index 0000000000..210e74b654 --- /dev/null +++ b/libavcodec/aarch64/fmtconvert_init.c @@ -0,0 +1,43 @@ +/* + * ARM optimized Format Conversion Utils + * + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * FFmpeg is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include <stdint.h> + +#include "libavutil/attributes.h" +#include "libavutil/aarch64/cpu.h" +#include "libavcodec/avcodec.h" +#include "libavcodec/fmtconvert.h" + +void ff_int32_to_float_fmul_array8_neon(FmtConvertContext *c, float *dst, + const int32_t *src, const float *mul, + int len); +void ff_int32_to_float_fmul_scalar_neon(float *dst, const int32_t *src, + float mul, int len); + +av_cold void ff_fmt_convert_init_aarch64(FmtConvertContext *c, + AVCodecContext *avctx) +{ + int cpu_flags = av_get_cpu_flags(); + + if (have_neon(cpu_flags)) { + c->int32_to_float_fmul_array8 = ff_int32_to_float_fmul_array8_neon; + c->int32_to_float_fmul_scalar = ff_int32_to_float_fmul_scalar_neon; + } +} |