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FFmpeg/libavcodec/mips/h264dsp_init_mips.c
Rémi Denis-Courmont 8b3d997bed lavc/h264dsp: remove MMI 8-bit 4:2:2 chroma DC dequant
The function is exactly identical to the C reference, only with the
constant propagated and the loop unrolled manually.
2024-07-14 11:39:35 +03:00

131 lines
5.6 KiB
C

/*
* Copyright (c) 2015 Parag Salasakar (Parag.Salasakar@imgtec.com)
* Copyright (c) 2015 Zhou Xiaoyong <zhouxiaoyong@loongson.cn>
*
* 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/mips/cpu.h"
#include "h264dsp_mips.h"
av_cold void ff_h264dsp_init_mips(H264DSPContext *c, const int bit_depth,
const int chroma_format_idc)
{
int cpu_flags = av_get_cpu_flags();
if (have_mmi(cpu_flags)) {
if (bit_depth == 8) {
c->h264_add_pixels4_clear = ff_h264_add_pixels4_8_mmi;
c->h264_idct_add = ff_h264_idct_add_8_mmi;
c->h264_idct8_add = ff_h264_idct8_add_8_mmi;
c->h264_idct_dc_add = ff_h264_idct_dc_add_8_mmi;
c->h264_idct8_dc_add = ff_h264_idct8_dc_add_8_mmi;
c->h264_idct_add16 = ff_h264_idct_add16_8_mmi;
c->h264_idct_add16intra = ff_h264_idct_add16intra_8_mmi;
c->h264_idct8_add4 = ff_h264_idct8_add4_8_mmi;
if (chroma_format_idc <= 1)
c->h264_idct_add8 = ff_h264_idct_add8_8_mmi;
else
c->h264_idct_add8 = ff_h264_idct_add8_422_8_mmi;
c->h264_luma_dc_dequant_idct = ff_h264_luma_dc_dequant_idct_8_mmi;
c->weight_h264_pixels_tab[0] = ff_h264_weight_pixels16_8_mmi;
c->weight_h264_pixels_tab[1] = ff_h264_weight_pixels8_8_mmi;
c->weight_h264_pixels_tab[2] = ff_h264_weight_pixels4_8_mmi;
c->biweight_h264_pixels_tab[0] = ff_h264_biweight_pixels16_8_mmi;
c->biweight_h264_pixels_tab[1] = ff_h264_biweight_pixels8_8_mmi;
c->biweight_h264_pixels_tab[2] = ff_h264_biweight_pixels4_8_mmi;
c->h264_v_loop_filter_chroma = ff_deblock_v_chroma_8_mmi;
c->h264_v_loop_filter_chroma_intra = ff_deblock_v_chroma_intra_8_mmi;
if (chroma_format_idc <= 1) {
c->h264_h_loop_filter_chroma =
ff_deblock_h_chroma_8_mmi;
c->h264_h_loop_filter_chroma_intra =
ff_deblock_h_chroma_intra_8_mmi;
}
c->h264_v_loop_filter_luma = ff_deblock_v_luma_8_mmi;
c->h264_v_loop_filter_luma_intra = ff_deblock_v_luma_intra_8_mmi;
c->h264_h_loop_filter_luma = ff_deblock_h_luma_8_mmi;
c->h264_h_loop_filter_luma_intra = ff_deblock_h_luma_intra_8_mmi;
}
}
if (have_msa(cpu_flags)) {
if (chroma_format_idc <= 1)
c->h264_loop_filter_strength = ff_h264_loop_filter_strength_msa;
if (bit_depth == 8) {
c->h264_v_loop_filter_luma = ff_h264_v_lpf_luma_inter_msa;
c->h264_h_loop_filter_luma = ff_h264_h_lpf_luma_inter_msa;
c->h264_h_loop_filter_luma_mbaff =
ff_h264_h_loop_filter_luma_mbaff_msa;
c->h264_v_loop_filter_luma_intra = ff_h264_v_lpf_luma_intra_msa;
c->h264_h_loop_filter_luma_intra = ff_h264_h_lpf_luma_intra_msa;
c->h264_h_loop_filter_luma_mbaff_intra =
ff_h264_h_loop_filter_luma_mbaff_intra_msa;
c->h264_v_loop_filter_chroma = ff_h264_v_lpf_chroma_inter_msa;
if (chroma_format_idc <= 1)
c->h264_h_loop_filter_chroma = ff_h264_h_lpf_chroma_inter_msa;
else
c->h264_h_loop_filter_chroma =
ff_h264_h_loop_filter_chroma422_msa;
if (chroma_format_idc > 1)
c->h264_h_loop_filter_chroma_mbaff =
ff_h264_h_loop_filter_chroma422_mbaff_msa;
c->h264_v_loop_filter_chroma_intra =
ff_h264_v_lpf_chroma_intra_msa;
if (chroma_format_idc <= 1)
c->h264_h_loop_filter_chroma_intra =
ff_h264_h_lpf_chroma_intra_msa;
/* Weighted MC */
c->weight_h264_pixels_tab[0] = ff_weight_h264_pixels16_8_msa;
c->weight_h264_pixels_tab[1] = ff_weight_h264_pixels8_8_msa;
c->weight_h264_pixels_tab[2] = ff_weight_h264_pixels4_8_msa;
c->biweight_h264_pixels_tab[0] = ff_biweight_h264_pixels16_8_msa;
c->biweight_h264_pixels_tab[1] = ff_biweight_h264_pixels8_8_msa;
c->biweight_h264_pixels_tab[2] = ff_biweight_h264_pixels4_8_msa;
c->h264_idct_add = ff_h264_idct_add_msa;
c->h264_idct8_add = ff_h264_idct8_addblk_msa;
c->h264_idct_dc_add = ff_h264_idct4x4_addblk_dc_msa;
c->h264_idct8_dc_add = ff_h264_idct8_dc_addblk_msa;
c->h264_idct_add16 = ff_h264_idct_add16_msa;
c->h264_idct8_add4 = ff_h264_idct8_add4_msa;
if (chroma_format_idc <= 1)
c->h264_idct_add8 = ff_h264_idct_add8_msa;
else
c->h264_idct_add8 = ff_h264_idct_add8_422_msa;
c->h264_idct_add16intra = ff_h264_idct_add16_intra_msa;
c->h264_luma_dc_dequant_idct = ff_h264_deq_idct_luma_dc_msa;
}
}
}