mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-22 08:17:01 +00:00
189 lines
5.6 KiB
ArmAsm
189 lines
5.6 KiB
ArmAsm
|
.globl mmx_80w
|
||
|
|
.data
|
||
|
|
.align 4
|
||
|
|
.type mmx_80w,@object
|
||
|
|
.size mmx_80w,8
|
||
|
|
mmx_80w:
|
||
|
|
.long 8388736
|
||
|
|
.long 8388736
|
||
|
|
.globl mmx_10w
|
||
|
|
.align 4
|
||
|
|
.type mmx_10w,@object
|
||
|
|
.size mmx_10w,8
|
||
|
|
mmx_10w:
|
||
|
|
.long 269488144
|
||
|
|
.long 269488144
|
||
|
|
.globl mmx_00ffw
|
||
|
|
.align 4
|
||
|
|
.type mmx_00ffw,@object
|
||
|
|
.size mmx_00ffw,8
|
||
|
|
mmx_00ffw:
|
||
|
|
.long 16711935
|
||
|
|
.long 16711935
|
||
|
|
.globl mmx_Y_coeff
|
||
|
|
.align 4
|
||
|
|
.type mmx_Y_coeff,@object
|
||
|
|
.size mmx_Y_coeff,8
|
||
|
|
mmx_Y_coeff:
|
||
|
|
.long 624895295
|
||
|
|
.long 624895295
|
||
|
|
.globl mmx_U_green
|
||
|
|
.align 4
|
||
|
|
.type mmx_U_green,@object
|
||
|
|
.size mmx_U_green,8
|
||
|
|
mmx_U_green:
|
||
|
|
.long -209849475
|
||
|
|
.long -209849475
|
||
|
|
.globl mmx_U_blue
|
||
|
|
.align 4
|
||
|
|
.type mmx_U_blue,@object
|
||
|
|
.size mmx_U_blue,8
|
||
|
|
mmx_U_blue:
|
||
|
|
.long 1083392147
|
||
|
|
.long 1083392147
|
||
|
|
.globl mmx_V_red
|
||
|
|
.align 4
|
||
|
|
.type mmx_V_red,@object
|
||
|
|
.size mmx_V_red,8
|
||
|
|
mmx_V_red:
|
||
|
|
.long 856830738
|
||
|
|
.long 856830738
|
||
|
|
.globl mmx_V_green
|
||
|
|
.align 4
|
||
|
|
.type mmx_V_green,@object
|
||
|
|
.size mmx_V_green,8
|
||
|
|
mmx_V_green:
|
||
|
|
.long -436410884
|
||
|
|
.long -436410884
|
||
|
|
.globl mmx_redmask
|
||
|
|
.align 4
|
||
|
|
.type mmx_redmask,@object
|
||
|
|
.size mmx_redmask,8
|
||
|
|
mmx_redmask:
|
||
|
|
.long -117901064
|
||
|
|
.long -117901064
|
||
|
|
.globl mmx_grnmask
|
||
|
|
.align 4
|
||
|
|
.type mmx_grnmask,@object
|
||
|
|
.size mmx_grnmask,8
|
||
|
|
mmx_grnmask:
|
||
|
|
.long -50529028
|
||
|
|
.long -50529028
|
||
|
|
.text
|
||
|
|
.align 4
|
||
|
|
.globl gst_colorspace_yuv_to_bgr16_mmx
|
||
|
|
.type gst_colorspace_yuv_to_bgr16_mmx,@function
|
||
|
|
gst_colorspace_yuv_to_bgr16_mmx:
|
||
|
|
subl $8,%esp
|
||
|
|
pushl %ebp
|
||
|
|
pushl %edi
|
||
|
|
pushl %esi
|
||
|
|
movl 28(%esp),%edi
|
||
|
|
movl 32(%esp),%ecx
|
||
|
|
movl 36(%esp),%edx
|
||
|
|
movl $1,%ebp
|
||
|
|
movl 48(%esp),%esi
|
||
|
|
sarl $1,%esi
|
||
|
|
movl %esi,16(%esp)
|
||
|
|
|
||
|
|
pxor %mm4, %mm4 # zero mm4
|
||
|
|
|
||
|
|
movl %esi,12(%esp)
|
||
|
|
sarl $2,12(%esp)
|
||
|
|
|
||
|
|
movl 40(%esp),%esi
|
||
|
|
|
||
|
|
.p2align 4,,7
|
||
|
|
.L68:
|
||
|
|
|
||
|
|
movd (%ecx), %mm0 # Load 4 Cb 00 00 00 00 00 u3 u2 u1 u0
|
||
|
|
movd (%edx), %mm1 # Load 4 Cr 00 00 00 00 00 v2 v1 v0
|
||
|
|
movq (%edi), %mm6 # Load 8 Y Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0
|
||
|
|
|
||
|
|
movl 12(%esp),%eax
|
||
|
|
|
||
|
|
.p2align 4,,7
|
||
|
|
.L74:
|
||
|
|
punpcklbw %mm4, %mm0 # scatter 4 Cb 00 u3 00 u2 00 u1 00 u0
|
||
|
|
punpcklbw %mm4, %mm1 # scatter 4 Cr 00 v3 00 v2 00 v1 00 v0
|
||
|
|
psubsw mmx_80w, %mm0 # Cb -= 128
|
||
|
|
psubsw mmx_80w, %mm1 # Cr -= 128
|
||
|
|
psllw $3, %mm0 # Promote precision
|
||
|
|
psllw $3, %mm1 # Promote precision
|
||
|
|
movq %mm0, %mm2 # Copy 4 Cb 00 u3 00 u2 00 u1 00 u0
|
||
|
|
movq %mm1, %mm3 # Copy 4 Cr 00 v3 00 v2 00 v1 00 v0
|
||
|
|
pmulhw mmx_U_green, %mm2 # Mul Cb with green coeff -> Cb green
|
||
|
|
pmulhw mmx_V_green, %mm3 # Mul Cr with green coeff -> Cr green
|
||
|
|
pmulhw mmx_U_blue, %mm0 # Mul Cb -> Cblue 00 b3 00 b2 00 b1 00 b0
|
||
|
|
pmulhw mmx_V_red, %mm1 # Mul Cr -> Cred 00 r3 00 r2 00 r1 00 r0
|
||
|
|
paddsw %mm3, %mm2 # Cb green + Cr green -> Cgreen
|
||
|
|
psubusb mmx_10w, %mm6 # Y -= 16
|
||
|
|
movq %mm6, %mm7 # Copy 8 Y Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0
|
||
|
|
pand mmx_00ffw, %mm6 # get Y even 00 Y6 00 Y4 00 Y2 00 Y0
|
||
|
|
psrlw $8, %mm7 # get Y odd 00 Y7 00 Y5 00 Y3 00 Y1
|
||
|
|
psllw $3, %mm6 # Promote precision
|
||
|
|
psllw $3, %mm7 # Promote precision
|
||
|
|
pmulhw mmx_Y_coeff, %mm6 # Mul 4 Y even 00 y6 00 y4 00 y2 00 y0
|
||
|
|
pmulhw mmx_Y_coeff, %mm7 # Mul 4 Y odd 00 y7 00 y5 00 y3 00 y1
|
||
|
|
movq %mm0, %mm3 # Copy Cblue
|
||
|
|
movq %mm1, %mm4 # Copy Cred
|
||
|
|
movq %mm2, %mm5 # Copy Cgreen
|
||
|
|
paddsw %mm6, %mm0 # Y even + Cblue 00 B6 00 B4 00 B2 00 B0
|
||
|
|
paddsw %mm7, %mm3 # Y odd + Cblue 00 B7 00 B5 00 B3 00 B1
|
||
|
|
paddsw %mm6, %mm1 # Y even + Cred 00 R6 00 R4 00 R2 00 R0
|
||
|
|
paddsw %mm7, %mm4 # Y odd + Cred 00 R7 00 R5 00 R3 00 R1
|
||
|
|
paddsw %mm6, %mm2 # Y even + Cgreen 00 G6 00 G4 00 G2 00 G0
|
||
|
|
paddsw %mm7, %mm5 # Y odd + Cgreen 00 G7 00 G5 00 G3 00 G1
|
||
|
|
packuswb %mm0, %mm0 # B6 B4 B2 B0 | B6 B4 B2 B0
|
||
|
|
packuswb %mm1, %mm1 # R6 R4 R2 R0 | R6 R4 R2 R0
|
||
|
|
packuswb %mm2, %mm2 # G6 G4 G2 G0 | G6 G4 G2 G0
|
||
|
|
packuswb %mm3, %mm3 # B7 B5 B3 B1 | B7 B5 B3 B1
|
||
|
|
packuswb %mm4, %mm4 # R7 R5 R3 R1 | R7 R5 R3 R1
|
||
|
|
packuswb %mm5, %mm5 # G7 G5 G3 G1 | G7 G5 G3 G1
|
||
|
|
punpcklbw %mm3, %mm0 # B7 B6 B5 B4 B3 B2 B1 B0
|
||
|
|
punpcklbw %mm4, %mm1 # R7 R6 R5 R4 R3 R2 R1 R0
|
||
|
|
punpcklbw %mm5, %mm2 # G7 G6 G5 G4 G3 G2 G1 G0
|
||
|
|
pand mmx_redmask, %mm0 # b7b6b5b4 b3_0_0_0 b7b6b5b4 b3_0_0_0
|
||
|
|
pand mmx_grnmask, %mm2 # g7g6g5g4 g3g2_0_0 g7g6g5g4 g3g2_0_0
|
||
|
|
pand mmx_redmask, %mm1 # r7r6r5r4 r3_0_0_0 r7r6r5r4 r3_0_0_0
|
||
|
|
psrlw $3,%mm0 #0_0_0_b7 b6b5b4b3 0_0_0_b7 b6b5b4b3
|
||
|
|
pxor %mm4, %mm4 # zero mm4
|
||
|
|
movq %mm0, %mm5 # Copy B7-B0
|
||
|
|
movq %mm2, %mm7 # Copy G7-G0
|
||
|
|
punpcklbw %mm4, %mm2 # 0_0_0_0 0_0_0_0 g7g6g5g4 g3g2_0_0
|
||
|
|
punpcklbw %mm1, %mm0 # r7r6r5r4 r3_0_0_0 0_0_0_b7 b6b5b4b3
|
||
|
|
psllw $3,%mm2 # 0_0_0_0 0_g7g6g5 g4g3g2_0 0_0_0_0
|
||
|
|
por %mm2, %mm0 # r7r6r5r4 r3g7g6g5 g4g3g2b7 b6b5b4b3
|
||
|
|
movq 8(%edi), %mm6 # Load 8 Y Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0
|
||
|
|
movq %mm0, (%esi) # store pixel 0-3
|
||
|
|
punpckhbw %mm4, %mm7 # 0_0_0_0 0_0_0_0 g7g6g5g4 g3g2_0_0
|
||
|
|
punpckhbw %mm1, %mm5 # r7r6r5r4 r3_0_0_0 0_0_0_b7 b6b5b4b3
|
||
|
|
psllw $3,%mm7 # 0_0_0_0 0_g7g6g5 g4g3g2_0 0_0_0_0
|
||
|
|
movd 4(%ecx), %mm0 # Load 4 Cb 00 00 00 00 u3 u2 u1 u0
|
||
|
|
por %mm7, %mm5 # r7r6r5r4 r3g7g6g5 g4g3g2b7 b6b5b4b3
|
||
|
|
movd 4(%edx), %mm1 # Load 4 Cr 00 00 00 00 v3 v2 v1 v0
|
||
|
|
movq %mm5, 8(%esi) # store pixel 4-7
|
||
|
|
|
||
|
|
addl $8,%edi
|
||
|
|
addl $4,%ecx
|
||
|
|
addl $4,%edx
|
||
|
|
addl $16,%esi
|
||
|
|
decl %eax
|
||
|
|
jnz .L74
|
||
|
|
.L72:
|
||
|
|
xorl $1,%ebp
|
||
|
|
jne .L76
|
||
|
|
subl 16(%esp),%ecx
|
||
|
|
subl 16(%esp),%edx
|
||
|
|
.L76:
|
||
|
|
subl $1,44(%esp)
|
||
|
|
jnz .L68
|
||
|
|
|
||
|
|
emms
|
||
|
|
|
||
|
|
popl %esi
|
||
|
|
popl %edi
|
||
|
|
popl %ebp
|
||
|
|
addl $8,%esp
|
||
|
|
ret
|