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| /* | |
| * Copyright (c) 2021 Loongson Technology Corporation Limited | |
| * Contributed by Shiyou Yin <[email protected]> | |
| * Xiwei Gu <[email protected]> | |
| * | |
| * 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 | |
| */ | |
| av_cold void ff_h264dsp_init_loongarch(H264DSPContext *c, const int bit_depth, | |
| const int chroma_format_idc) | |
| { | |
| int cpu_flags = av_get_cpu_flags(); | |
| if (have_lasx(cpu_flags)) { | |
| if (chroma_format_idc <= 1) | |
| c->h264_loop_filter_strength = ff_h264_loop_filter_strength_lasx; | |
| if (bit_depth == 8) { | |
| c->h264_add_pixels4_clear = ff_h264_add_pixels4_8_lasx; | |
| c->h264_add_pixels8_clear = ff_h264_add_pixels8_8_lasx; | |
| c->h264_v_loop_filter_luma = ff_h264_v_lpf_luma_8_lasx; | |
| c->h264_h_loop_filter_luma = ff_h264_h_lpf_luma_8_lasx; | |
| c->h264_v_loop_filter_luma_intra = ff_h264_v_lpf_luma_intra_8_lasx; | |
| c->h264_h_loop_filter_luma_intra = ff_h264_h_lpf_luma_intra_8_lasx; | |
| c->h264_v_loop_filter_chroma = ff_h264_v_lpf_chroma_8_lasx; | |
| if (chroma_format_idc <= 1) | |
| c->h264_h_loop_filter_chroma = ff_h264_h_lpf_chroma_8_lasx; | |
| c->h264_v_loop_filter_chroma_intra = ff_h264_v_lpf_chroma_intra_8_lasx; | |
| if (chroma_format_idc <= 1) | |
| c->h264_h_loop_filter_chroma_intra = ff_h264_h_lpf_chroma_intra_8_lasx; | |
| /* Weighted MC */ | |
| c->weight_h264_pixels_tab[0] = ff_weight_h264_pixels16_8_lasx; | |
| c->weight_h264_pixels_tab[1] = ff_weight_h264_pixels8_8_lasx; | |
| c->weight_h264_pixels_tab[2] = ff_weight_h264_pixels4_8_lasx; | |
| c->biweight_h264_pixels_tab[0] = ff_biweight_h264_pixels16_8_lasx; | |
| c->biweight_h264_pixels_tab[1] = ff_biweight_h264_pixels8_8_lasx; | |
| c->biweight_h264_pixels_tab[2] = ff_biweight_h264_pixels4_8_lasx; | |
| c->h264_idct_add = ff_h264_idct_add_lasx; | |
| c->h264_idct8_add = ff_h264_idct8_addblk_lasx; | |
| c->h264_idct_dc_add = ff_h264_idct4x4_addblk_dc_lasx; | |
| c->h264_idct8_dc_add = ff_h264_idct8_dc_addblk_lasx; | |
| c->h264_idct_add16 = ff_h264_idct_add16_lasx; | |
| c->h264_idct8_add4 = ff_h264_idct8_add4_lasx; | |
| if (chroma_format_idc <= 1) | |
| c->h264_idct_add8 = ff_h264_idct_add8_lasx; | |
| else | |
| c->h264_idct_add8 = ff_h264_idct_add8_422_lasx; | |
| c->h264_idct_add16intra = ff_h264_idct_add16_intra_lasx; | |
| c->h264_luma_dc_dequant_idct = ff_h264_deq_idct_luma_dc_lasx; | |
| } | |
| } | |
| } | |