diff options
Diffstat (limited to 'libavcodec/arm/vp9dsp_init_arm.c')
| -rw-r--r-- | libavcodec/arm/vp9dsp_init_arm.c | 143 |
1 files changed, 143 insertions, 0 deletions
diff --git a/libavcodec/arm/vp9dsp_init_arm.c b/libavcodec/arm/vp9dsp_init_arm.c new file mode 100644 index 0000000000..bd0ac3713f --- /dev/null +++ b/libavcodec/arm/vp9dsp_init_arm.c @@ -0,0 +1,143 @@ +/* + * Copyright (c) 2016 Google Inc. + * + * 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/arm/cpu.h" +#include "libavcodec/vp9dsp.h" + +#define declare_fpel(type, sz) \ +void ff_vp9_##type##sz##_neon(uint8_t *dst, ptrdiff_t dst_stride, \ + const uint8_t *src, ptrdiff_t src_stride, \ + int h, int mx, int my) + +#define declare_copy_avg(sz) \ + declare_fpel(copy, sz); \ + declare_fpel(avg , sz) + +#define decl_mc_func(op, filter, dir, sz) \ +void ff_vp9_##op##_##filter##sz##_##dir##_neon(uint8_t *dst, ptrdiff_t dst_stride, \ + const uint8_t *src, ptrdiff_t src_stride, \ + int h, int mx, int my) + +#define define_8tap_2d_fn(op, filter, sz) \ +static void op##_##filter##sz##_hv_neon(uint8_t *dst, ptrdiff_t dst_stride, \ + const uint8_t *src, ptrdiff_t src_stride, \ + int h, int mx, int my) \ +{ \ + LOCAL_ALIGNED_16(uint8_t, temp, [((1 + (sz < 64)) * sz + 8) * sz]); \ + /* We only need h + 7 lines, but the horizontal filter assumes an \ + * even number of rows, so filter h + 8 lines here. */ \ + ff_vp9_put_##filter##sz##_h_neon(temp, sz, \ + src - 3 * src_stride, src_stride, \ + h + 8, mx, 0); \ + ff_vp9_##op##_##filter##sz##_v_neon(dst, dst_stride, \ + temp + 3 * sz, sz, \ + h, 0, my); \ +} + +#define decl_filter_funcs(op, dir, sz) \ + decl_mc_func(op, regular, dir, sz); \ + decl_mc_func(op, sharp, dir, sz); \ + decl_mc_func(op, smooth, dir, sz) + +#define decl_mc_funcs(sz) \ + decl_filter_funcs(put, h, sz); \ + decl_filter_funcs(avg, h, sz); \ + decl_filter_funcs(put, v, sz); \ + decl_filter_funcs(avg, v, sz); \ + decl_filter_funcs(put, hv, sz); \ + decl_filter_funcs(avg, hv, sz) + +declare_copy_avg(64); +declare_copy_avg(32); +declare_copy_avg(16); +declare_copy_avg(8); +declare_copy_avg(4); + +decl_mc_funcs(64); +decl_mc_funcs(32); +decl_mc_funcs(16); +decl_mc_funcs(8); +decl_mc_funcs(4); + +#define define_8tap_2d_funcs(sz) \ + define_8tap_2d_fn(put, regular, sz) \ + define_8tap_2d_fn(put, sharp, sz) \ + define_8tap_2d_fn(put, smooth, sz) \ + define_8tap_2d_fn(avg, regular, sz) \ + define_8tap_2d_fn(avg, sharp, sz) \ + define_8tap_2d_fn(avg, smooth, sz) + +define_8tap_2d_funcs(64) +define_8tap_2d_funcs(32) +define_8tap_2d_funcs(16) +define_8tap_2d_funcs(8) +define_8tap_2d_funcs(4) + + +av_cold void ff_vp9dsp_init_arm(VP9DSPContext *dsp, int bpp) +{ + int cpu_flags = av_get_cpu_flags(); + + if (bpp != 8) + return; + + if (have_neon(cpu_flags)) { +#define init_fpel(idx1, idx2, sz, type) \ + dsp->mc[idx1][FILTER_8TAP_SMOOTH ][idx2][0][0] = \ + dsp->mc[idx1][FILTER_8TAP_REGULAR][idx2][0][0] = \ + dsp->mc[idx1][FILTER_8TAP_SHARP ][idx2][0][0] = \ + dsp->mc[idx1][FILTER_BILINEAR ][idx2][0][0] = ff_vp9_##type##sz##_neon + +#define init_copy_avg(idx, sz) \ + init_fpel(idx, 0, sz, copy); \ + init_fpel(idx, 1, sz, avg) + +#define init_mc_func(idx1, idx2, op, filter, fname, dir, mx, my, sz, pfx) \ + dsp->mc[idx1][filter][idx2][mx][my] = pfx##op##_##fname##sz##_##dir##_neon + +#define init_mc_funcs(idx, dir, mx, my, sz, pfx) \ + init_mc_func(idx, 0, put, FILTER_8TAP_REGULAR, regular, dir, mx, my, sz, pfx); \ + init_mc_func(idx, 0, put, FILTER_8TAP_SHARP, sharp, dir, mx, my, sz, pfx); \ + init_mc_func(idx, 0, put, FILTER_8TAP_SMOOTH, smooth, dir, mx, my, sz, pfx); \ + init_mc_func(idx, 1, avg, FILTER_8TAP_REGULAR, regular, dir, mx, my, sz, pfx); \ + init_mc_func(idx, 1, avg, FILTER_8TAP_SHARP, sharp, dir, mx, my, sz, pfx); \ + init_mc_func(idx, 1, avg, FILTER_8TAP_SMOOTH, smooth, dir, mx, my, sz, pfx) + +#define init_mc_funcs_dirs(idx, sz) \ + init_mc_funcs(idx, h, 1, 0, sz, ff_vp9_); \ + init_mc_funcs(idx, v, 0, 1, sz, ff_vp9_); \ + init_mc_funcs(idx, hv, 1, 1, sz,) + + init_copy_avg(0, 64); + init_copy_avg(1, 32); + init_copy_avg(2, 16); + init_copy_avg(3, 8); + init_copy_avg(4, 4); + + init_mc_funcs_dirs(0, 64); + init_mc_funcs_dirs(1, 32); + init_mc_funcs_dirs(2, 16); + init_mc_funcs_dirs(3, 8); + init_mc_funcs_dirs(4, 4); + } +} |