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https://github.com/FFmpeg/FFmpeg.git
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60ead5cd68
./ffmpeg -i 11_wmv3_720p_24fps_7Mbps.wmv -f rawvideo -y /dev/null -an before:131fps after :229fps Reviewed-by: Shiyou Yin <yinshiyou-hf@loongson.cn> Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
68 lines
2.7 KiB
C
68 lines
2.7 KiB
C
/*
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* Copyright (c) 2021 Loongson Technology Corporation Limited
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* Contributed by Hao Chen <chenhao@loongson.cn>
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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 "libavutil/loongarch/cpu.h"
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#include "libavutil/attributes.h"
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#include "libavcodec/vc1dsp.h"
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#include "vc1dsp_loongarch.h"
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#define FN_ASSIGN(OP, X, Y, INSN) \
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dsp->OP##vc1_mspel_pixels_tab[1][X+4*Y] = ff_##OP##vc1_mspel_mc##X##Y##INSN; \
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dsp->OP##vc1_mspel_pixels_tab[0][X+4*Y] = ff_##OP##vc1_mspel_mc##X##Y##_16##INSN
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#define FN_ASSIGN_V(OP, Y, INSN) \
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dsp->OP##vc1_mspel_pixels_tab[0][4*Y] = ff_##OP##vc1_mspel_mc0##Y##_16##INSN
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#define FN_ASSIGN_H(OP, X, INSN) \
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dsp->OP##vc1_mspel_pixels_tab[0][X] = ff_##OP##vc1_mspel_mc##X##0_16##INSN
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av_cold void ff_vc1dsp_init_loongarch(VC1DSPContext *dsp)
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{
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int cpu_flags = av_get_cpu_flags();
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if (have_lasx(cpu_flags)) {
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dsp->vc1_inv_trans_8x8 = ff_vc1_inv_trans_8x8_lasx;
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dsp->vc1_inv_trans_4x8 = ff_vc1_inv_trans_4x8_lasx;
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dsp->vc1_inv_trans_8x4 = ff_vc1_inv_trans_8x4_lasx;
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dsp->vc1_inv_trans_4x4 = ff_vc1_inv_trans_4x4_lasx;
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dsp->vc1_inv_trans_8x8_dc = ff_vc1_inv_trans_8x8_dc_lasx;
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dsp->vc1_inv_trans_4x8_dc = ff_vc1_inv_trans_4x8_dc_lasx;
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dsp->vc1_inv_trans_8x4_dc = ff_vc1_inv_trans_8x4_dc_lasx;
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dsp->vc1_inv_trans_4x4_dc = ff_vc1_inv_trans_4x4_dc_lasx;
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FN_ASSIGN(put_, 1, 1, _lasx);
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FN_ASSIGN(put_, 1, 2, _lasx);
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FN_ASSIGN(put_, 1, 3, _lasx);
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FN_ASSIGN(put_, 2, 1, _lasx);
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FN_ASSIGN(put_, 2, 2, _lasx);
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FN_ASSIGN(put_, 2, 3, _lasx);
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FN_ASSIGN(put_, 3, 1, _lasx);
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FN_ASSIGN(put_, 3, 2, _lasx);
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FN_ASSIGN(put_, 3, 3, _lasx);
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FN_ASSIGN_V(put_, 1, _lasx);
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FN_ASSIGN_V(put_, 2, _lasx);
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FN_ASSIGN_V(put_, 3, _lasx);
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FN_ASSIGN_H(put_, 1, _lasx);
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FN_ASSIGN_H(put_, 2, _lasx);
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FN_ASSIGN_H(put_, 3, _lasx);
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dsp->put_no_rnd_vc1_chroma_pixels_tab[0] = ff_put_no_rnd_vc1_chroma_mc8_lasx;
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}
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}
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