diff options
Diffstat (limited to 'libavcodec/arm/hevcdsp_init_neon.c')
| -rw-r--r-- | libavcodec/arm/hevcdsp_init_neon.c | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/libavcodec/arm/hevcdsp_init_neon.c b/libavcodec/arm/hevcdsp_init_neon.c new file mode 100644 index 0000000000..1f132db18d --- /dev/null +++ b/libavcodec/arm/hevcdsp_init_neon.c @@ -0,0 +1,74 @@ +/* + * Copyright (c) 2014 Seppo Tomperi <seppo.tomperi@vtt.fi> + * + * 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 "libavutil/attributes.h" +#include "libavutil/arm/cpu.h" +#include "libavcodec/hevcdsp.h" + +void ff_hevc_v_loop_filter_luma_neon(uint8_t *_pix, ptrdiff_t _stride, int _beta, int *_tc, uint8_t *_no_p, uint8_t *_no_q); +void ff_hevc_h_loop_filter_luma_neon(uint8_t *_pix, ptrdiff_t _stride, int _beta, int *_tc, uint8_t *_no_p, uint8_t *_no_q); +void ff_hevc_v_loop_filter_chroma_neon(uint8_t *_pix, ptrdiff_t _stride, int *_tc, uint8_t *_no_p, uint8_t *_no_q); +void ff_hevc_h_loop_filter_chroma_neon(uint8_t *_pix, ptrdiff_t _stride, int *_tc, uint8_t *_no_p, uint8_t *_no_q); +void ff_hevc_transform_4x4_neon_8(int16_t *coeffs, int col_limit); +void ff_hevc_transform_8x8_neon_8(int16_t *coeffs, int col_limit); +void ff_hevc_idct_4x4_dc_neon_8(int16_t *coeffs); +void ff_hevc_idct_8x8_dc_neon_8(int16_t *coeffs); +void ff_hevc_idct_16x16_dc_neon_8(int16_t *coeffs); +void ff_hevc_idct_32x32_dc_neon_8(int16_t *coeffs); +void ff_hevc_transform_luma_4x4_neon_8(int16_t *coeffs); +void ff_hevc_transform_add_4x4_neon_8(uint8_t *_dst, int16_t *coeffs, + ptrdiff_t stride); +void ff_hevc_transform_add_8x8_neon_8(uint8_t *_dst, int16_t *coeffs, + ptrdiff_t stride); +void ff_hevc_transform_add_16x16_neon_8(uint8_t *_dst, int16_t *coeffs, + ptrdiff_t stride); +void ff_hevc_transform_add_32x32_neon_8(uint8_t *_dst, int16_t *coeffs, + ptrdiff_t stride); + +static av_cold void hevcdsp_init_neon(HEVCDSPContext *c, const int bit_depth) +{ +#if HAVE_NEON + if (bit_depth == 8) { + c->hevc_v_loop_filter_luma = ff_hevc_v_loop_filter_luma_neon; + c->hevc_h_loop_filter_luma = ff_hevc_h_loop_filter_luma_neon; + c->hevc_v_loop_filter_chroma = ff_hevc_v_loop_filter_chroma_neon; + c->hevc_h_loop_filter_chroma = ff_hevc_h_loop_filter_chroma_neon; + c->idct[0] = ff_hevc_transform_4x4_neon_8; + c->idct[1] = ff_hevc_transform_8x8_neon_8; + c->idct_dc[0] = ff_hevc_idct_4x4_dc_neon_8; + c->idct_dc[1] = ff_hevc_idct_8x8_dc_neon_8; + c->idct_dc[2] = ff_hevc_idct_16x16_dc_neon_8; + c->idct_dc[3] = ff_hevc_idct_32x32_dc_neon_8; + c->transform_add[0] = ff_hevc_transform_add_4x4_neon_8; + c->transform_add[1] = ff_hevc_transform_add_8x8_neon_8; + c->transform_add[2] = ff_hevc_transform_add_16x16_neon_8; + c->transform_add[3] = ff_hevc_transform_add_32x32_neon_8; + c->idct_4x4_luma = ff_hevc_transform_luma_4x4_neon_8; + } +#endif // HAVE_NEON +} + +void ff_hevcdsp_init_arm(HEVCDSPContext *c, const int bit_depth) +{ + int cpu_flags = av_get_cpu_flags(); + + if (have_neon(cpu_flags)) + hevcdsp_init_neon(c, bit_depth); +} |