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182 lines
7.8 KiB
182 lines
7.8 KiB
/* |
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* Copyright (c) 2024 J. Dekker <jdek@itanimul.li> |
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* Copyright © 2024 Rémi Denis-Courmont. |
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* |
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* This file is part of FFmpeg. |
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* |
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* FFmpeg is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Lesser General Public |
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* License as published by the Free Software Foundation; either |
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* version 2.1 of the License, or (at your option) any later version. |
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* |
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* FFmpeg is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public |
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* License along with FFmpeg; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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*/ |
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#include "config.h" |
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#include <stdint.h> |
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#include <string.h> |
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#include "libavutil/attributes.h" |
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#include "libavutil/cpu.h" |
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#include "libavutil/riscv/cpu.h" |
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#include "libavcodec/h264dsp.h" |
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extern const struct { |
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const h264_weight_func weight; |
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const h264_biweight_func biweight; |
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} ff_h264_weight_funcs_8_rvv[]; |
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void ff_h264_v_loop_filter_luma_8_rvv(uint8_t *pix, ptrdiff_t stride, |
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int alpha, int beta, int8_t *tc0); |
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void ff_h264_h_loop_filter_luma_8_rvv(uint8_t *pix, ptrdiff_t stride, |
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int alpha, int beta, int8_t *tc0); |
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void ff_h264_h_loop_filter_luma_mbaff_8_rvv(uint8_t *pix, ptrdiff_t stride, |
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int alpha, int beta, int8_t *tc0); |
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void ff_h264_v_loop_filter_chroma_8_rvv(uint8_t *pix, ptrdiff_t stride, |
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int alpha, int beta, int8_t *tc0); |
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void ff_h264_h_loop_filter_chroma_8_rvv(uint8_t *pix, ptrdiff_t stride, |
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int alpha, int beta, int8_t *tc0); |
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void ff_h264_h_loop_filter_chroma_mbaff_8_rvv(uint8_t *pix, ptrdiff_t stride, |
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int alpha, int beta, |
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int8_t *tc0); |
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#define IDCT_DEPTH(depth) \ |
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void ff_h264_idct_add_##depth##_rvv(uint8_t *d, int16_t *s, int stride); \ |
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void ff_h264_idct8_add_##depth##_rvv(uint8_t *d, int16_t *s, int stride); \ |
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void ff_h264_idct4_dc_add_##depth##_rvv(uint8_t *, int16_t *, int); \ |
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void ff_h264_idct8_dc_add_##depth##_rvv(uint8_t *, int16_t *, int); \ |
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void ff_h264_idct_add16_##depth##_rvv(uint8_t *d, const int *soffset, \ |
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int16_t *s, int stride, \ |
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const uint8_t nnzc[5 * 8]); \ |
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void ff_h264_idct_add16intra_##depth##_rvv(uint8_t *d, const int *soffset, \ |
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int16_t *s, int stride, \ |
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const uint8_t nnzc[5 * 8]); \ |
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void ff_h264_idct8_add4_##depth##_rvv(uint8_t *d, const int *soffset, \ |
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int16_t *s, int stride, \ |
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const uint8_t nnzc[5 * 8]); \ |
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void ff_h264_idct4_add8_##depth##_rvv(uint8_t **d, const int *soffset, \ |
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int16_t *s, int stride, \ |
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const uint8_t nnzc[5 * 8]); \ |
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void ff_h264_idct4_add8_422_##depth##_rvv(uint8_t **d, const int *soffset, \ |
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int16_t *s, int stride, \ |
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const uint8_t nnzc[5 * 8]); |
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IDCT_DEPTH(8) |
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IDCT_DEPTH(9) |
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IDCT_DEPTH(10) |
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IDCT_DEPTH(12) |
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IDCT_DEPTH(14) |
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#undef IDCT_DEPTH |
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void ff_h264_add_pixels8_8_rvv(uint8_t *dst, int16_t *block, int stride); |
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void ff_h264_add_pixels4_8_rvv(uint8_t *dst, int16_t *block, int stride); |
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void ff_h264_add_pixels8_16_rvv(uint8_t *dst, int16_t *block, int stride); |
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void ff_h264_add_pixels4_16_rvv(uint8_t *dst, int16_t *block, int stride); |
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extern int ff_startcode_find_candidate_rvb(const uint8_t *, int); |
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extern int ff_startcode_find_candidate_rvv(const uint8_t *, int); |
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av_cold void ff_h264dsp_init_riscv(H264DSPContext *dsp, const int bit_depth, |
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const int chroma_format_idc) |
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{ |
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#if HAVE_RV |
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int flags = av_get_cpu_flags(); |
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if (flags & AV_CPU_FLAG_RVB_BASIC) |
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dsp->startcode_find_candidate = ff_startcode_find_candidate_rvb; |
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# if HAVE_RVV |
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if (flags & AV_CPU_FLAG_RVV_I32) { |
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const bool zvl128b = ff_rv_vlen_least(128); |
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if (bit_depth == 8 && zvl128b) { |
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for (int i = 0; i < 4; i++) { |
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dsp->weight_h264_pixels_tab[i] = |
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ff_h264_weight_funcs_8_rvv[i].weight; |
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dsp->biweight_h264_pixels_tab[i] = |
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ff_h264_weight_funcs_8_rvv[i].biweight; |
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} |
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dsp->h264_v_loop_filter_luma = ff_h264_v_loop_filter_luma_8_rvv; |
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dsp->h264_h_loop_filter_luma = ff_h264_h_loop_filter_luma_8_rvv; |
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dsp->h264_h_loop_filter_luma_mbaff = |
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ff_h264_h_loop_filter_luma_mbaff_8_rvv; |
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dsp->h264_v_loop_filter_chroma = |
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ff_h264_v_loop_filter_chroma_8_rvv; |
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if (chroma_format_idc <= 1) { |
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dsp->h264_h_loop_filter_chroma = |
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ff_h264_h_loop_filter_chroma_8_rvv; |
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dsp->h264_h_loop_filter_chroma_mbaff = |
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ff_h264_h_loop_filter_chroma_mbaff_8_rvv; |
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} |
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dsp->h264_idct_add = ff_h264_idct_add_8_rvv; |
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dsp->h264_idct8_add = ff_h264_idct8_add_8_rvv; |
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if (flags & AV_CPU_FLAG_RVB) { |
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dsp->h264_idct_dc_add = ff_h264_idct4_dc_add_8_rvv; |
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dsp->h264_idct_add16 = ff_h264_idct_add16_8_rvv; |
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dsp->h264_idct_add16intra = ff_h264_idct_add16intra_8_rvv; |
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# if __riscv_xlen == 64 |
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dsp->h264_idct8_add4 = ff_h264_idct8_add4_8_rvv; |
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if (chroma_format_idc <= 1) |
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dsp->h264_idct_add8 = ff_h264_idct4_add8_8_rvv; |
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else |
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dsp->h264_idct_add8 = ff_h264_idct4_add8_422_8_rvv; |
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# endif |
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} |
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if (flags & AV_CPU_FLAG_RVV_I64) { |
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dsp->h264_add_pixels8_clear = ff_h264_add_pixels8_8_rvv; |
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if (flags & AV_CPU_FLAG_RVB) |
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dsp->h264_idct8_dc_add = ff_h264_idct8_dc_add_8_rvv; |
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} |
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dsp->h264_add_pixels4_clear = ff_h264_add_pixels4_8_rvv; |
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} |
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#define IDCT_DEPTH(depth) \ |
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if (bit_depth == depth) { \ |
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if (zvl128b) \ |
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dsp->h264_idct_add = ff_h264_idct_add_##depth##_rvv; \ |
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if (flags & AV_CPU_FLAG_RVB) \ |
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dsp->h264_idct8_add = ff_h264_idct8_add_##depth##_rvv; \ |
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if (zvl128b && (flags & AV_CPU_FLAG_RVB)) { \ |
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dsp->h264_idct_dc_add = ff_h264_idct4_dc_add_##depth##_rvv; \ |
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dsp->h264_idct8_dc_add = ff_h264_idct8_dc_add_##depth##_rvv; \ |
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dsp->h264_idct_add16 = ff_h264_idct_add16_##depth##_rvv; \ |
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dsp->h264_idct_add16intra = \ |
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ff_h264_idct_add16intra_##depth##_rvv; \ |
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if (__riscv_xlen == 64) { \ |
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if (chroma_format_idc <= 1) \ |
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dsp->h264_idct_add8 = \ |
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ff_h264_idct4_add8_##depth##_rvv; \ |
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else \ |
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dsp->h264_idct_add8 = \ |
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ff_h264_idct4_add8_422_##depth##_rvv; \ |
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} \ |
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} \ |
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if (__riscv_xlen == 64 && (flags & AV_CPU_FLAG_RVB)) \ |
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dsp->h264_idct8_add4 = ff_h264_idct8_add4_##depth##_rvv; \ |
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} |
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IDCT_DEPTH(9) |
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IDCT_DEPTH(10) |
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IDCT_DEPTH(12) |
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IDCT_DEPTH(14) |
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if (bit_depth > 8 && zvl128b) { |
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dsp->h264_add_pixels8_clear = ff_h264_add_pixels8_16_rvv; |
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if (flags & AV_CPU_FLAG_RVV_I64) |
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dsp->h264_add_pixels4_clear = ff_h264_add_pixels4_16_rvv; |
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} |
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dsp->startcode_find_candidate = ff_startcode_find_candidate_rvv; |
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} |
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# endif |
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#endif |
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}
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