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author | Hendrik Leppkes <h.leppkes@gmail.com> | 2016-01-02 11:10:24 +0100 |
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committer | Hendrik Leppkes <h.leppkes@gmail.com> | 2016-01-02 11:10:24 +0100 |
commit | de3a33784cb79c35fadb6fc22a0b406450bdef7c (patch) | |
tree | 9e28539b8e77f2196fb3a009fb60dbd36ff94fff /libavcodec/aarch64/dcadsp_init.c | |
parent | e754c8e8caa78d75efff5cb2d979635477c20378 (diff) | |
parent | c33c1fa8af2b2e82418a06901b6ad17b3d61b73e (diff) |
Merge commit 'c33c1fa8af2b2e82418a06901b6ad17b3d61b73e'
* commit 'c33c1fa8af2b2e82418a06901b6ad17b3d61b73e':
arm64: convert dcadsp neon asm from arm
Merged-by: Hendrik Leppkes <h.leppkes@gmail.com>
Diffstat (limited to 'libavcodec/aarch64/dcadsp_init.c')
-rw-r--r-- | libavcodec/aarch64/dcadsp_init.c | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/libavcodec/aarch64/dcadsp_init.c b/libavcodec/aarch64/dcadsp_init.c new file mode 100644 index 0000000000..45c9d96bc8 --- /dev/null +++ b/libavcodec/aarch64/dcadsp_init.c @@ -0,0 +1,51 @@ +/* + * Copyright (c) 2010 Mans Rullgard <mans@mansr.com> + * + * 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 "config.h" + +#include "libavutil/aarch64/cpu.h" +#include "libavutil/attributes.h" +#include "libavcodec/dcadsp.h" + +void ff_dca_lfe_fir0_neon(float *out, const float *in, const float *coefs); +void ff_dca_lfe_fir1_neon(float *out, const float *in, const float *coefs); + +void ff_synth_filter_float_neon(FFTContext *imdct, + float *synth_buf_ptr, int *synth_buf_offset, + float synth_buf2[32], const float window[512], + float out[32], const float in[32], + float scale); + +void ff_decode_hf_neon(float dst[DCA_SUBBANDS][8], + const int32_t vq_num[DCA_SUBBANDS], + const int8_t hf_vq[1024][32], intptr_t vq_offset, + int32_t scale[DCA_SUBBANDS][2], + intptr_t start, intptr_t end); + +av_cold void ff_dcadsp_init_aarch64(DCADSPContext *s) +{ + int cpu_flags = av_get_cpu_flags(); + + if (have_neon(cpu_flags)) { + s->lfe_fir[0] = ff_dca_lfe_fir0_neon; + s->lfe_fir[1] = ff_dca_lfe_fir1_neon; + s->decode_hf = ff_decode_hf_neon; + } +} |