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8815a7719e
./configure --disable-lasx ffmpeg -i 1_h264_1080p_30fps_3Mbps.mp4 -f rawvideo -y /dev/null -an before: 199fps after: 214fps Reviewed-by: Shiyou Yin <yinshiyou-hf@loongson.cn> Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
300 lines
8.4 KiB
ArmAsm
300 lines
8.4 KiB
ArmAsm
/*
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* Loongson LSX optimized h264intrapred
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*
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* Copyright (c) 2023 Loongson Technology Corporation Limited
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* Contributed by Lu Wang <wanglu@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 "loongson_asm.S"
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const shufa
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.byte 6, 5, 4, 3, 2, 1, 0
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endconst
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const mulk
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.byte 2, 0, 3, 0, 4, 0, 5, 0, 6, 0, 7, 0, 8, 0
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endconst
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const mulh
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.byte 0, 0, 1, 0, 2, 0, 3, 0, 4, 0, 5, 0, 6, 0, 7, 0
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.byte 8, 0, 9, 0, 10, 0, 11, 0, 12, 0, 13, 0, 14, 0, 15, 0
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endconst
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.macro PRED16X16_PLANE
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slli.d t6, a1, 1
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slli.d t4, a1, 3
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addi.d t0, a0, 7
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sub.d t0, t0, a1
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add.d t1, a0, t4
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addi.d t1, t1, -1
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sub.d t2, t1, t6
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ld.bu t3, t0, 1
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ld.bu t4, t0, -1
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ld.bu t5, t1, 0
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ld.bu t7, t2, 0
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sub.d t3, t3, t4
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sub.d t4, t5, t7
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la.local t5, mulk
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vld vr0, t5, 0
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fld.d f1, t0, 2
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fld.d f2, t0, -8
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la.local t5, shufa
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fld.d f3, t5, 0
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vshuf.b vr2, vr2, vr2, vr3
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vilvl.b vr1, vr1, vr2
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vhsubw.hu.bu vr1, vr1, vr1
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vmul.h vr0, vr0, vr1
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vhaddw.w.h vr1, vr0, vr0
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vhaddw.d.w vr0, vr1, vr1
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vhaddw.q.d vr1, vr0, vr0
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vpickve2gr.w t5, vr1, 0
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add.d t3, t3, t5
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//2
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sub.d t2, t2, a1
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ld.bu t8, t2, 0
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ldx.bu t7, t1, a1
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sub.d t5, t7, t8
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slli.d t5, t5, 1
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//3&4
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add.d t1, t1, t6
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sub.d t2, t2, a1
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ld.bu t8, t2, 0
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ld.bu t7, t1, 0
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sub.d t7, t7, t8
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slli.d t8, t7, 1
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add.d t7, t7, t8
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add.d t5, t5, t7
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sub.d t2, t2, a1
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ld.bu t8, t2, 0
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ldx.bu t7, t1, a1
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sub.d t7, t7, t8
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slli.d t7, t7, 2
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add.d t5, t5, t7
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//5&6
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add.d t1, t1, t6
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sub.d t2, t2, a1
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ld.bu t8, t2, 0
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ld.bu t7, t1, 0
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sub.d t7, t7, t8
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slli.d t8, t7, 2
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add.d t7, t7, t8
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add.d t5, t5, t7
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sub.d t2, t2, a1
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ld.bu t8, t2, 0
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ldx.bu t7, t1, a1
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sub.d t7, t7, t8
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slli.d t8, t7, 1
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slli.d t7, t7, 2
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add.d t7, t7, t8
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add.d t5, t5, t7
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//7&8
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add.d t1, t1, t6
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sub.d t2, t2, a1
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ld.bu t8, t2, 0
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ld.bu t7, t1, 0
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sub.d t7, t7, t8
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slli.d t8, t7, 3
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sub.d t7, t8, t7
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add.d t5, t5, t7
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sub.d t2, t2, a1
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ld.bu t8, t2, 0
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ldx.bu t7, t1, a1
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sub.d t7, t7, t8
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slli.d t7, t7, 3
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add.d t5, t5, t7
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add.d t4, t4, t5
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add.d t1, t1, a1
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.endm
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.macro PRED16X16_PLANE_END
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ld.bu t7, t1, 0
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ld.bu t8, t2, 16
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add.d t5, t7, t8
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addi.d t5, t5, 1
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slli.d t5, t5, 4
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add.d t7, t3, t4
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slli.d t8, t7, 3
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sub.d t7, t8, t7
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sub.d t5, t5, t7
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la.local t8, mulh
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vld vr3, t8, 0
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slli.d t8, t3, 3
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vreplgr2vr.h vr4, t3
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vreplgr2vr.h vr9, t8
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vmul.h vr5, vr3, vr4
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.rept 16
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move t7, t5
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add.d t5, t5, t4
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vreplgr2vr.h vr6, t7
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vadd.h vr7, vr6, vr5
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vadd.h vr8, vr9, vr7
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vssrani.bu.h vr8, vr7, 5
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vst vr8, a0, 0
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add.d a0, a0, a1
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.endr
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.endm
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.macro PRED16X16_PLANE_END_LASX
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ld.bu t7, t1, 0
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ld.bu t8, t2, 16
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add.d t5, t7, t8
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addi.d t5, t5, 1
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slli.d t5, t5, 4
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add.d t7, t3, t4
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slli.d t8, t7, 3
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sub.d t7, t8, t7
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sub.d t5, t5, t7
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la.local t8, mulh
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xvld xr3, t8, 0
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xvreplgr2vr.h xr4, t3
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xvmul.h xr5, xr3, xr4
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.rept 8
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move t7, t5
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add.d t5, t5, t4
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xvreplgr2vr.h xr6, t7
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xvreplgr2vr.h xr8, t5
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add.d t5, t5, t4
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xvadd.h xr7, xr6, xr5
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xvadd.h xr9, xr8, xr5
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xvssrani.bu.h xr9, xr7, 5
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vstelm.d vr9, a0, 0, 0
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xvstelm.d xr9, a0, 8, 2
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add.d a0, a0, a1
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vstelm.d vr9, a0, 0, 1
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xvstelm.d xr9, a0, 8, 3
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add.d a0, a0, a1
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.endr
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.endm
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/* void ff_h264_pred16x16_plane_h264_8_lsx(uint8_t *src, ptrdiff_t stride)
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*/
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function ff_h264_pred16x16_plane_h264_8_lsx
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PRED16X16_PLANE
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slli.d t7, t3, 2
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add.d t3, t3, t7
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addi.d t3, t3, 32
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srai.d t3, t3, 6
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slli.d t7, t4, 2
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add.d t4, t4, t7
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addi.d t4, t4, 32
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srai.d t4, t4, 6
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PRED16X16_PLANE_END
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endfunc
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/* void ff_h264_pred16x16_plane_rv40_8_lsx(uint8_t *src, ptrdiff_t stride)
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*/
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function ff_h264_pred16x16_plane_rv40_8_lsx
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PRED16X16_PLANE
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srai.d t7, t3, 2
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add.d t3, t3, t7
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srai.d t3, t3, 4
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srai.d t7, t4, 2
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add.d t4, t4, t7
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srai.d t4, t4, 4
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PRED16X16_PLANE_END
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endfunc
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/* void ff_h264_pred16x16_plane_svq3_8_lsx(uint8_t *src, ptrdiff_t stride)
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*/
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function ff_h264_pred16x16_plane_svq3_8_lsx
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PRED16X16_PLANE
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li.d t6, 4
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li.d t7, 5
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li.d t8, 16
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div.d t3, t3, t6
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mul.d t3, t3, t7
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div.d t3, t3, t8
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div.d t4, t4, t6
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mul.d t4, t4, t7
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div.d t4, t4, t8
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move t7, t3
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move t3, t4
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move t4, t7
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PRED16X16_PLANE_END
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endfunc
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/* void ff_h264_pred16x16_plane_h264_8_lasx(uint8_t *src, ptrdiff_t stride)
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*/
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function ff_h264_pred16x16_plane_h264_8_lasx
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PRED16X16_PLANE
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slli.d t7, t3, 2
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add.d t3, t3, t7
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addi.d t3, t3, 32
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srai.d t3, t3, 6
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slli.d t7, t4, 2
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add.d t4, t4, t7
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addi.d t4, t4, 32
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srai.d t4, t4, 6
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PRED16X16_PLANE_END_LASX
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endfunc
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/* void ff_h264_pred16x16_plane_rv40_8_lasx(uint8_t *src, ptrdiff_t stride)
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*/
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function ff_h264_pred16x16_plane_rv40_8_lasx
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PRED16X16_PLANE
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srai.d t7, t3, 2
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add.d t3, t3, t7
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srai.d t3, t3, 4
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srai.d t7, t4, 2
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add.d t4, t4, t7
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srai.d t4, t4, 4
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PRED16X16_PLANE_END_LASX
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endfunc
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/* void ff_h264_pred16x16_plane_svq3_8_lasx(uint8_t *src, ptrdiff_t stride)
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*/
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function ff_h264_pred16x16_plane_svq3_8_lasx
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PRED16X16_PLANE
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li.d t5, 4
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li.d t7, 5
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li.d t8, 16
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div.d t3, t3, t5
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mul.d t3, t3, t7
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div.d t3, t3, t8
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div.d t4, t4, t5
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mul.d t4, t4, t7
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div.d t4, t4, t8
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move t7, t3
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move t3, t4
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move t4, t7
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PRED16X16_PLANE_END_LASX
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endfunc
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