2015-11-05 13:49:57 +00:00
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/*
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* Copyright (c) 2015 Matthieu Bouron <matthieu.bouron stupeflix.com>
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* Copyright (c) 2015 Clément Bœsch <clement stupeflix.com>
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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/arm/asm.S"
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2015-12-07 12:56:25 +00:00
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.macro compute_premult_16 half_u1, half_u2, half_v1, half_v2
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vmov d2, \half_u1 @ copy left q14 to left q1
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vmov d3, \half_u1 @ copy left q14 to right q1
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vmov d4, \half_u2 @ copy right q14 to left q2
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vmov d5, \half_u2 @ copy right q14 to right q2
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vmov d6, \half_v1 @ copy left q15 to left q3
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vmov d7, \half_v1 @ copy left q15 to right q3
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vmov d8, \half_v2 @ copy right q15 to left q4
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vmov d9, \half_v2 @ copy right q15 to right q4
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vzip.16 d2, d3 @ U1U1U2U2U3U3U4U4
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vzip.16 d4, d5 @ U5U5U6U6U7U7U8U8
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vzip.16 d6, d7 @ V1V1V2V2V3V3V4V4
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vzip.16 d8, d9 @ V5V5V6V6V7V7V8V8
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vmul.s16 q8, q3, d1[0] @ V * v2r (left, red)
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vmul.s16 q9, q4, d1[0] @ V * v2r (right, red)
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vmul.s16 q10, q1, d1[1] @ U * u2g
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vmul.s16 q11, q2, d1[1] @ U * u2g
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vmla.s16 q10, q3, d1[2] @ U * u2g + V * v2g (left, green)
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vmla.s16 q11, q4, d1[2] @ U * u2g + V * v2g (right, green)
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vmul.s16 q12, q1, d1[3] @ U * u2b (left, blue)
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vmul.s16 q13, q2, d1[3] @ U * u2b (right, blue)
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.endm
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.macro compute_premult_32 half_u half_v
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2015-11-05 13:49:57 +00:00
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vmov d2, \half_u @ copy left q14 to left q1
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vmov d3, \half_u @ copy left q14 to right q1
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vmov d4, \half_v @ copy left q15 to left q2
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vmov d5, \half_v @ copy left q15 to right q2
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vzip.16 d2, d3 @ U1U1U2U2U3U3U4U4
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vzip.16 d4, d5 @ V1V1V2V2V3V3V4V4
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vmull.s16 q8, d4, d1[0] @ V * v2r (left, red)
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vmull.s16 q9, d5, d1[0] @ V * v2r (right, red)
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vmull.s16 q10, d2, d1[1] @ U * u2g
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vmull.s16 q11, d3, d1[1] @ U * u2g
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vmlal.s16 q10, d4, d1[2] @ U * u2g + V * v2g (left, green)
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vmlal.s16 q11, d5, d1[2] @ U * u2g + V * v2g (right, green)
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vmull.s16 q12, d2, d1[3] @ U * u2b (left, blue)
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vmull.s16 q13, d3, d1[3] @ U * u2b (right, blue)
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.endm
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2015-12-07 12:56:25 +00:00
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.macro compute_color_16 dst_comp1 dst_comp2 pre1 pre2
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vadd.s16 q1, q14, \pre1
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vadd.s16 q2, q15, \pre2
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vqrshrun.s16 \dst_comp1, q1, #6
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vqrshrun.s16 \dst_comp2, q2, #6
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.endm
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.macro compute_color_32 dst_comp pre1 pre2
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2015-11-05 13:49:57 +00:00
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vadd.s32 q3, q1, \pre1
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vadd.s32 q4, q2, \pre2
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vqrshrun.s32 d10, q3, #13
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vqrshrun.s32 d11, q4, #13 @ q5 = ({q3,q4} + (1<<12)) >> 13
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vqmovn.u16 \dst_comp, q5 @ saturate 16bit -> 8bit
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.endm
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2015-12-07 12:56:25 +00:00
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.macro compute_rgba_16 r1 r2 g1 g2 b1 b2 a1 a2
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compute_color_16 \r1, \r2, q8, q9
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compute_color_16 \g1, \g2, q10, q11
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compute_color_16 \b1, \b2, q12, q13
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vmov.u8 \a1, #255
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vmov.u8 \a2, #255
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.endm
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.macro compute_rgba_32 r g b a
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compute_color_32 \r, q8, q9
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compute_color_32 \g, q10, q11
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compute_color_32 \b, q12, q13
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2015-11-05 13:49:57 +00:00
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vmov.u8 \a, #255
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.endm
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2015-12-07 12:56:25 +00:00
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.macro compute_16px_16 dst y0 y1 ofmt
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vmovl.u8 q14, \y0 @ 8px of y
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vmovl.u8 q15, \y1 @ 8px of y
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vdup.16 q5, r9 @ q5 = y_offset
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2015-12-15 13:42:22 +00:00
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vmov d14, d0 @ q7 = y_coeff
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vmov d15, d0 @ q7 = y_coeff
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2015-12-07 12:56:25 +00:00
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vsub.s16 q14, q5
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vsub.s16 q15, q5
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vmul.s16 q14, q7 @ q14 = (srcY - y_offset) * y_coeff (left)
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vmul.s16 q15, q7 @ q15 = (srcY - y_offset) * y_coeff (right)
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.ifc \ofmt,argb
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compute_rgba_16 d7, d11, d8, d12, d9, d13, d6, d10
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.endif
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.ifc \ofmt,rgba
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compute_rgba_16 d6, d10, d7, d11, d8, d12, d9, d13
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.endif
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.ifc \ofmt,abgr
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compute_rgba_16 d9, d13, d8, d12, d7, d11, d6, d10
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.endif
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.ifc \ofmt,bgra
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compute_rgba_16 d8, d12, d7, d11, d6, d10, d9, d13
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.endif
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vst4.8 {q3, q4}, [\dst,:128]!
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vst4.8 {q5, q6}, [\dst,:128]!
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.endm
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.macro compute_8px_32 dst half_y ofmt
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2015-11-05 13:49:57 +00:00
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vmovl.u8 q7, \half_y @ 8px of Y
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vdup.16 q5, r9
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vsub.s16 q7, q5
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vmull.s16 q1, d14, d0 @ q1 = (srcY - y_offset) * y_coeff (left)
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vmull.s16 q2, d15, d0 @ q2 = (srcY - y_offset) * y_coeff (right)
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.ifc \ofmt,argb
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2015-12-07 12:56:25 +00:00
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compute_rgba_32 d13, d14, d15, d12
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2015-11-05 13:49:57 +00:00
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.endif
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.ifc \ofmt,rgba
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2015-12-07 12:56:25 +00:00
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compute_rgba_32 d12, d13, d14, d15
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2015-11-05 13:49:57 +00:00
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.endif
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.ifc \ofmt,abgr
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2015-12-07 12:56:25 +00:00
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compute_rgba_32 d15, d14, d13, d12
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2015-11-05 13:49:57 +00:00
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.endif
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.ifc \ofmt,bgra
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2015-12-07 12:56:25 +00:00
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compute_rgba_32 d14, d13, d12, d15
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2015-11-05 13:49:57 +00:00
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.endif
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vst4.8 {q6, q7}, [\dst,:128]!
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.endm
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2015-12-26 17:17:49 +00:00
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.macro process_1l_16px_16 ofmt
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compute_premult_16 d28, d29, d30, d31
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vld1.8 {q7}, [r4]!
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compute_16px_16 r2, d14, d15, \ofmt
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.endm
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.macro process_1l_16px_32 ofmt
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compute_premult_32 d28, d30
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vld1.8 {q7}, [r4]!
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vmov d28, d15 @ save right of the line of luma for later use
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compute_8px_32 r2, d14, \ofmt
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compute_premult_32 d29, d31
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compute_8px_32 r2, d28, \ofmt
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.endm
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.macro process_2l_16px_16 ofmt
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2015-12-07 12:56:25 +00:00
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compute_premult_16 d28, d29, d30, d31
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vld1.8 {q7}, [r4]! @ first line of luma
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compute_16px_16 r2, d14, d15, \ofmt
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vld1.8 {q7}, [r12]! @ second line of luma
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compute_16px_16 r11, d14, d15, \ofmt
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.endm
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2015-12-26 17:17:49 +00:00
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.macro process_2l_16px_32 ofmt
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2015-12-07 12:56:25 +00:00
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compute_premult_32 d28, d30
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vld1.8 {q7}, [r4]! @ first line of luma
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vmov d28, d15 @ save right of the first line of luma for later use
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compute_8px_32 r2, d14, \ofmt
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vld1.8 {q7}, [r12]! @ second line of luma
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vmov d30, d15 @ save right of the second line of luma for later use
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compute_8px_32 r11, d14, \ofmt
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compute_premult_32 d29, d31
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compute_8px_32 r2, d28, \ofmt
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compute_8px_32 r11, d30, \ofmt
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.endm
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2015-12-15 13:42:22 +00:00
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.macro load_args_nvx
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2015-11-05 13:49:57 +00:00
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push {r4-r12, lr}
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vpush {q4-q7}
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ldr r4, [sp, #104] @ r4 = srcY
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ldr r5, [sp, #108] @ r5 = linesizeY
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ldr r6, [sp, #112] @ r6 = srcC
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ldr r7, [sp, #116] @ r7 = linesizeC
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ldr r8, [sp, #120] @ r8 = table
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ldr r9, [sp, #124] @ r9 = y_offset
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ldr r10,[sp, #128] @ r10 = y_coeff
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vdup.16 d0, r10 @ d0 = y_coeff
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vld1.16 {d1}, [r8] @ d1 = *table
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add r11, r2, r3 @ r11 = dst + linesize (dst2)
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add r12, r4, r5 @ r12 = srcY + linesizeY (srcY2)
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lsl r3, r3, #1
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lsl r5, r5, #1
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lsl r8, r0, #2
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sub r3, r3, r8 @ r3 = linesize * 2 - width * 4 (padding)
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sub r5, r5, r0 @ r5 = linesizeY * 2 - width (paddingY)
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sub r7, r7, r0 @ r7 = linesizeC - width (paddingC)
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2015-12-07 12:56:25 +00:00
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.endm
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2015-12-15 13:42:22 +00:00
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.macro load_args_yuv420p
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push {r4-r12, lr}
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vpush {q4-q7}
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ldr r4, [sp, #104] @ r4 = srcY
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ldr r5, [sp, #108] @ r5 = linesizeY
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ldr r6, [sp, #112] @ r6 = srcU
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ldr r8, [sp, #128] @ r8 = table
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ldr r9, [sp, #132] @ r9 = y_offset
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ldr r10,[sp, #136] @ r10 = y_coeff
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vdup.16 d0, r10 @ d0 = y_coeff
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vld1.16 {d1}, [r8] @ d1 = *table
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add r11, r2, r3 @ r11 = dst + linesize (dst2)
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add r12, r4, r5 @ r12 = srcY + linesizeY (srcY2)
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lsl r3, r3, #1
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lsl r5, r5, #1
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lsl r8, r0, #2
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sub r3, r3, r8 @ r3 = linesize * 2 - width * 4 (padding)
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sub r5, r5, r0 @ r5 = linesizeY * 2 - width (paddingY)
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ldr r10,[sp, #120] @ r10 = srcV
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.endm
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2015-12-26 17:17:49 +00:00
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.macro load_args_yuv422p
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push {r4-r12, lr}
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vpush {q4-q7}
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ldr r4, [sp, #104] @ r4 = srcY
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ldr r5, [sp, #108] @ r5 = linesizeY
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ldr r6, [sp, #112] @ r6 = srcU
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ldr r7, [sp, #116] @ r7 = linesizeU
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ldr r12,[sp, #124] @ r12 = linesizeV
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ldr r8, [sp, #128] @ r8 = table
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ldr r9, [sp, #132] @ r9 = y_offset
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ldr r10,[sp, #136] @ r10 = y_coeff
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vdup.16 d0, r10 @ d0 = y_coeff
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vld1.16 {d1}, [r8] @ d1 = *table
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add r11, r2, r3 @ r11 = dst + linesize (dst2)
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lsl r8, r0, #2
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sub r3, r3, r8 @ r3 = linesize * 2 - width * 4 (padding)
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sub r5, r5, r0 @ r5 = linesizeY * 2 - width (paddingY)
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sub r7, r7, r0, lsr #1 @ r7 = linesizeU - width / 2 (paddingU)
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sub r12,r12,r0, lsr #1 @ r12 = linesizeV - width / 2 (paddingV)
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ldr r10,[sp, #120] @ r10 = srcV
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.endm
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2015-12-07 12:56:25 +00:00
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.macro declare_func ifmt ofmt precision
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function ff_\ifmt\()_to_\ofmt\()_neon_\precision\(), export=1
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2015-12-15 13:42:22 +00:00
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.ifc \ifmt,nv12
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load_args_nvx
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.endif
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.ifc \ifmt,nv21
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load_args_nvx
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.endif
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.ifc \ifmt,yuv420p
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load_args_yuv420p
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.endif
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|
2015-12-26 17:17:49 +00:00
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.ifc \ifmt,yuv422p
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load_args_yuv422p
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.endif
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|
2015-11-05 13:49:57 +00:00
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|
1:
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mov r8, r0 @ r8 = width
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2:
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pld [r6, #64*3]
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pld [r4, #64*3]
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vmov.i8 d10, #128
|
2015-12-15 13:42:22 +00:00
|
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|
|
2015-11-05 13:49:57 +00:00
|
|
|
.ifc \ifmt,nv12
|
2015-12-26 17:17:49 +00:00
|
|
|
pld [r12, #64*3]
|
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|
|
|
|
2015-12-15 13:42:22 +00:00
|
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|
vld2.8 {d2, d3}, [r6]! @ q1: interleaved chroma line
|
2015-11-05 13:49:57 +00:00
|
|
|
vsubl.u8 q14, d2, d10 @ q14 = U - 128
|
|
|
|
|
vsubl.u8 q15, d3, d10 @ q15 = V - 128
|
2015-12-26 17:17:49 +00:00
|
|
|
|
|
|
|
|
process_2l_16px_\precision \ofmt
|
2015-12-15 13:42:22 +00:00
|
|
|
.endif
|
|
|
|
|
|
|
|
|
|
.ifc \ifmt,nv21
|
2015-12-26 17:17:49 +00:00
|
|
|
pld [r12, #64*3]
|
|
|
|
|
|
2015-12-15 13:42:22 +00:00
|
|
|
vld2.8 {d2, d3}, [r6]! @ q1: interleaved chroma line
|
2015-11-05 13:49:57 +00:00
|
|
|
vsubl.u8 q14, d3, d10 @ q14 = U - 128
|
|
|
|
|
vsubl.u8 q15, d2, d10 @ q15 = V - 128
|
2015-12-26 17:17:49 +00:00
|
|
|
|
|
|
|
|
process_2l_16px_\precision \ofmt
|
2015-11-05 13:49:57 +00:00
|
|
|
.endif
|
|
|
|
|
|
2015-12-15 13:42:22 +00:00
|
|
|
.ifc \ifmt,yuv420p
|
|
|
|
|
pld [r10, #64*3]
|
2015-12-26 17:17:49 +00:00
|
|
|
pld [r12, #64*3]
|
2015-12-15 13:42:22 +00:00
|
|
|
|
|
|
|
|
vld1.8 d2, [r6]! @ d2: chroma red line
|
|
|
|
|
vld1.8 d3, [r10]! @ d3: chroma blue line
|
|
|
|
|
vsubl.u8 q14, d2, d10 @ q14 = U - 128
|
|
|
|
|
vsubl.u8 q15, d3, d10 @ q15 = V - 128
|
2015-12-26 17:17:49 +00:00
|
|
|
|
|
|
|
|
process_2l_16px_\precision \ofmt
|
2015-12-15 13:42:22 +00:00
|
|
|
.endif
|
|
|
|
|
|
2015-12-26 17:17:49 +00:00
|
|
|
.ifc \ifmt,yuv422p
|
|
|
|
|
pld [r10, #64*3]
|
2015-12-15 13:42:22 +00:00
|
|
|
|
2015-12-26 17:17:49 +00:00
|
|
|
vld1.8 d2, [r6]! @ d2: chroma red line
|
|
|
|
|
vld1.8 d3, [r10]! @ d3: chroma blue line
|
|
|
|
|
vsubl.u8 q14, d2, d10 @ q14 = U - 128
|
|
|
|
|
vsubl.u8 q15, d3, d10 @ q15 = V - 128
|
|
|
|
|
|
|
|
|
|
process_1l_16px_\precision \ofmt
|
|
|
|
|
.endif
|
2015-11-05 13:49:57 +00:00
|
|
|
|
|
|
|
|
subs r8, r8, #16 @ width -= 16
|
|
|
|
|
bgt 2b
|
|
|
|
|
|
|
|
|
|
add r2, r2, r3 @ dst += padding
|
|
|
|
|
add r4, r4, r5 @ srcY += paddingY
|
2015-12-26 17:17:49 +00:00
|
|
|
|
|
|
|
|
.ifc \ifmt,nv12
|
2015-11-05 13:49:57 +00:00
|
|
|
add r11, r11, r3 @ dst2 += padding
|
|
|
|
|
add r12, r12, r5 @ srcY2 += paddingY
|
2015-12-15 13:42:22 +00:00
|
|
|
|
2015-11-05 13:49:57 +00:00
|
|
|
add r6, r6, r7 @ srcC += paddingC
|
2015-12-26 17:17:49 +00:00
|
|
|
|
|
|
|
|
subs r1, r1, #2 @ height -= 2
|
2015-12-15 13:42:22 +00:00
|
|
|
.endif
|
|
|
|
|
|
|
|
|
|
.ifc \ifmt,nv21
|
2015-12-26 17:17:49 +00:00
|
|
|
add r11, r11, r3 @ dst2 += padding
|
|
|
|
|
add r12, r12, r5 @ srcY2 += paddingY
|
|
|
|
|
|
2015-12-15 13:42:22 +00:00
|
|
|
add r6, r6, r7 @ srcC += paddingC
|
2015-12-26 17:17:49 +00:00
|
|
|
subs r1, r1, #2 @ height -= 2
|
2015-12-15 13:42:22 +00:00
|
|
|
.endif
|
|
|
|
|
|
|
|
|
|
.ifc \ifmt,yuv420p
|
2015-12-26 17:17:49 +00:00
|
|
|
add r11, r11, r3 @ dst2 += padding
|
|
|
|
|
add r12, r12, r5 @ srcY2 += paddingY
|
|
|
|
|
|
2015-12-15 13:42:22 +00:00
|
|
|
ldr r7, [sp, #116] @ r7 = linesizeU
|
|
|
|
|
sub r7, r7, r0, lsr #1 @ r7 = linesizeU - width / 2 (paddingU)
|
|
|
|
|
add r6, r6, r7 @ srcU += paddingU
|
|
|
|
|
|
|
|
|
|
ldr r7, [sp, #124] @ r7 = linesizeV
|
|
|
|
|
sub r7, r7, r0, lsr #1 @ r7 = linesizeV - width / 2 (paddingV)
|
2015-12-26 17:45:33 +00:00
|
|
|
add r10, r10, r7 @ srcV += paddingV
|
2015-11-05 13:49:57 +00:00
|
|
|
|
|
|
|
|
subs r1, r1, #2 @ height -= 2
|
2015-12-26 17:17:49 +00:00
|
|
|
.endif
|
|
|
|
|
|
|
|
|
|
.ifc \ifmt,yuv422p
|
|
|
|
|
add r6, r6, r7 @ srcU += paddingU
|
|
|
|
|
add r10,r10,r12 @ srcV += paddingV
|
|
|
|
|
|
|
|
|
|
subs r1, r1, #1 @ height -= 1
|
|
|
|
|
.endif
|
|
|
|
|
|
2015-11-05 13:49:57 +00:00
|
|
|
bgt 1b
|
|
|
|
|
|
|
|
|
|
vpop {q4-q7}
|
|
|
|
|
pop {r4-r12, lr}
|
|
|
|
|
mov pc, lr
|
|
|
|
|
endfunc
|
|
|
|
|
.endm
|
|
|
|
|
|
2015-12-07 12:56:25 +00:00
|
|
|
.macro declare_rgb_funcs ifmt precision
|
|
|
|
|
declare_func \ifmt, argb, \precision
|
|
|
|
|
declare_func \ifmt, rgba, \precision
|
|
|
|
|
declare_func \ifmt, abgr, \precision
|
|
|
|
|
declare_func \ifmt, bgra, \precision
|
2015-11-05 13:49:57 +00:00
|
|
|
.endm
|
|
|
|
|
|
2015-12-07 12:56:25 +00:00
|
|
|
declare_rgb_funcs nv12, 16
|
|
|
|
|
declare_rgb_funcs nv21, 16
|
|
|
|
|
declare_rgb_funcs nv12, 32
|
|
|
|
|
declare_rgb_funcs nv21, 32
|
2015-12-15 13:42:22 +00:00
|
|
|
declare_rgb_funcs yuv420p, 16
|
|
|
|
|
declare_rgb_funcs yuv420p, 32
|
2015-12-26 17:17:49 +00:00
|
|
|
declare_rgb_funcs yuv422p, 16
|
|
|
|
|
declare_rgb_funcs yuv422p, 32
|
