Use symbolic names for channels in YUV code
This commit is contained in:
Keith Packard
parent
781be9d472
commit
b68d9f4245
|
|
@ -26,6 +26,19 @@
|
|||
*
|
||||
*/
|
||||
|
||||
include(`exa_wm.g4i')
|
||||
|
||||
define(`YCbCr_base', `g12')
|
||||
define(`Cr', `g12')
|
||||
define(`Cr_01', `g12')
|
||||
define(`Cr_23', `g13')
|
||||
define(`Y', `g14')
|
||||
define(`Y_01', `g14')
|
||||
define(`Y_23', `g15')
|
||||
define(`Cb', `g16')
|
||||
define(`Cb_01', `g16')
|
||||
define(`Cb_23', `g17')
|
||||
|
||||
/* The initial payload of the thread is always g0.
|
||||
* WM_URB (incoming URB entries) is g3
|
||||
* X0_R is g4
|
||||
|
|
@ -117,8 +130,12 @@ mov (8) m4<1>F g7<8,8,1>F { align1 };
|
|||
* g0 holds the PS thread payload, which (oddly) contains
|
||||
* precisely what the sampler wants to see in m0
|
||||
*/
|
||||
send (16) 0 g12<1>UW g0<8,8,1>UW sampler (1,0,F) mlen 5 rlen 8 { align1 };
|
||||
mov (8) g19<1>UW g19<8,8,1>UW { align1 };
|
||||
send (16)
|
||||
0 /* load g0 to m0 */
|
||||
YCbCr_base<1>UW
|
||||
g0<8,8,1>UW
|
||||
sampler (1,0,F)
|
||||
mlen 5 rlen 8 { align1 };
|
||||
|
||||
/* color space conversion function:
|
||||
* R = Clamp ( 1.164(Y-16/255) + 1.596(Cr-128/255), 0, 1)
|
||||
|
|
@ -133,45 +150,60 @@ mov (8) g19<1>UW g19<8,8,1>UW { align1 };
|
|||
* G is g3, g7.
|
||||
* B is g4, g8.
|
||||
*/
|
||||
/* Y = Y - 16/255 */
|
||||
add (8) g14<1>F g14<8,8,1>F -0.0627451F { align1 };
|
||||
/* Cr = Cr - 128/255 */
|
||||
add (8) g12<1>F g12<8,8,1>F -0.501961F { align1 };
|
||||
/* Cb = Cb - 128 / 255 */
|
||||
add (8) g16<1>F g16<8,8,1>F -0.501961F { align1 };
|
||||
/* Y = Y * 1.164 */
|
||||
mul (8) g14<1>F g14<8,8,1>F 1.164F { align1 };
|
||||
/* acc = 1.596 * Cr */
|
||||
mul (8) null g12<8,8,1>F 1.596F { align1 };
|
||||
/* R = acc + Y */
|
||||
mac.sat (8) m2<1>F g14<8,8,1>F 1F { align1 };
|
||||
/* acc = Cr * -0.813 */
|
||||
mul (8) null g12<8,8,1>F -0.813F { align1 };
|
||||
/* acc += Cb * -0.392 */
|
||||
mac (8) null g16<8,8,1>F -0.392F { align1 };
|
||||
/* G = acc + Y */
|
||||
mac.sat (8) m3<1>F g14<8,8,1>F 1F { align1 };
|
||||
/* acc = Cb * 2.017 */
|
||||
mul (8) null g16<8,8,1>F 2.017F { align1 };
|
||||
/* B = acc + Y */
|
||||
mac.sat (8) m4<1>F g14<8,8,1>F 1F { align1 };
|
||||
/* and do it again */
|
||||
add (8) g15<1>F g15<8,8,1>F -0.0627451F { align1 };
|
||||
add (8) g13<1>F g13<8,8,1>F -0.501961F { align1 };
|
||||
add (8) g17<1>F g17<8,8,1>F -0.501961F { align1 };
|
||||
mul (8) g15<1>F g15<8,8,1>F 1.164F { align1 };
|
||||
mul (8) null g13<8,8,1>F 1.596F { align1 };
|
||||
mac.sat (8) m6<1>F g15<8,8,1>F 1F { align1 };
|
||||
mul (8) null g13<8,8,1>F -0.813F { align1 };
|
||||
mac (8) null g17<8,8,1>F -0.392F { align1 };
|
||||
mac.sat (8) m7<1>F g15<8,8,1>F 1F { align1 };
|
||||
mul (8) null g17<8,8,1>F 2.017F { align1 };
|
||||
mac.sat (8) m8<1>F g15<8,8,1>F 1F { align1 };
|
||||
|
||||
/* Pass through control information:
|
||||
/* Normalize Y, Cb and Cr:
|
||||
*
|
||||
* Y = (Y - 16/255) * 1.164
|
||||
* Cr = Cr - 128 / 255
|
||||
* Cb = Cb - 128 / 255
|
||||
*/
|
||||
add (16) Y<1>F Y<8,8,1>F -0.0627451F { compr align1 };
|
||||
mul (16) Y<1>F Y<8,8,1>F 1.164F { compr align1 };
|
||||
|
||||
add (16) Cr<1>F Cr<8,8,1>F -0.501961F { compr align1 };
|
||||
|
||||
add (16) Cb<1>F Cb<8,8,1>F -0.501961F { compr align1 };
|
||||
|
||||
/*
|
||||
* R = Y + Cr * 1.596
|
||||
*/
|
||||
mul (8) null Cr_01<8,8,1>F 1.596F { align1 };
|
||||
mac.sat (8) data_port_r_01<1>F Y_01<8,8,1>F 1F { align1 };
|
||||
mul (8) null Cr_23<8,8,1>F 1.596F { align1 };
|
||||
mac.sat (8) data_port_r_23<1>F Y_23<8,8,1>F 1F { align1 };
|
||||
|
||||
/*
|
||||
* G = Cr * -0.813 + Cb * -0.392 + Y
|
||||
*/
|
||||
mul (8) null Cr_01<8,8,1>F -0.813F { align1 };
|
||||
mac (8) null Cb_01<8,8,1>F -0.392F { align1 };
|
||||
mac.sat (8) data_port_g_01<1>F Y_01<8,8,1>F 1F { align1 };
|
||||
mul (8) null Cr_23<8,8,1>F -0.813F { align1 };
|
||||
mac (8) null Cb_23<8,8,1>F -0.392F { align1 };
|
||||
mac.sat (8) data_port_g_23<1>F Y_23<8,8,1>F 1F { align1 };
|
||||
|
||||
/*
|
||||
* B = Cb * 2.017 + Y
|
||||
*/
|
||||
mul (8) null Cb_01<8,8,1>F 2.017F { align1 };
|
||||
mac.sat (8) data_port_b_01<1>F Y_01<8,8,1>F 1F { align1 };
|
||||
mul (8) null Cb_23<8,8,1>F 2.017F { align1 };
|
||||
mac.sat (8) data_port_b_23<1>F Y_23<8,8,1>F 1F { align1 };
|
||||
|
||||
/*
|
||||
* A = 1.0
|
||||
*/
|
||||
mov (8) data_port_a_01<1>F 1.0F { align1 };
|
||||
mov (8) data_port_a_23<1>F 1.0F { align1 };
|
||||
|
||||
/*
|
||||
* Pass through control information:
|
||||
*/
|
||||
mov (8) m1<1>UD g1<8,8,1>UD { align1 mask_disable };
|
||||
|
||||
/*
|
||||
* Send framebuffer write message: XXX: acc0?
|
||||
*/
|
||||
mov (8) m1<1>UD g1<8,8,1>UD { align1 mask_disable };
|
||||
/* Send framebuffer write message: XXX: acc0? */
|
||||
send (16) 0 acc0<1>UW g0<8,8,1>UW write (
|
||||
0, /* binding table index 0 */
|
||||
8, /* pixel scoreboard clear */
|
||||
|
|
|
|||
|
|
@ -47,29 +47,26 @@
|
|||
{ 0x00600001, 0x206003be, 0x008d00c0, 0x00000000 },
|
||||
{ 0x00600001, 0x208003be, 0x008d00e0, 0x00000000 },
|
||||
{ 0x00800031, 0x21801d29, 0x008d0000, 0x02580001 },
|
||||
{ 0x00600001, 0x22600129, 0x008d0260, 0x00000000 },
|
||||
{ 0x00600040, 0x21c07fbd, 0x008d01c0, 0xbd808081 },
|
||||
{ 0x00600040, 0x21807fbd, 0x008d0180, 0xbf008084 },
|
||||
{ 0x00600040, 0x22007fbd, 0x008d0200, 0xbf008084 },
|
||||
{ 0x00600041, 0x21c07fbd, 0x008d01c0, 0x3f94fdf4 },
|
||||
{ 0x00802040, 0x21c07fbd, 0x008d01c0, 0xbd808081 },
|
||||
{ 0x00802041, 0x21c07fbd, 0x008d01c0, 0x3f94fdf4 },
|
||||
{ 0x00802040, 0x21807fbd, 0x008d0180, 0xbf008084 },
|
||||
{ 0x00802040, 0x22007fbd, 0x008d0200, 0xbf008084 },
|
||||
{ 0x00600041, 0x20007fbc, 0x008d0180, 0x3fcc49ba },
|
||||
{ 0x80600048, 0x20407fbe, 0x008d01c0, 0x3f800000 },
|
||||
{ 0x00600041, 0x20007fbc, 0x008d01a0, 0x3fcc49ba },
|
||||
{ 0x80600048, 0x20c07fbe, 0x008d01e0, 0x3f800000 },
|
||||
{ 0x00600041, 0x20007fbc, 0x008d0180, 0xbf5020c5 },
|
||||
{ 0x00600048, 0x20007fbc, 0x008d0200, 0xbec8b439 },
|
||||
{ 0x80600048, 0x20607fbe, 0x008d01c0, 0x3f800000 },
|
||||
{ 0x00600041, 0x20007fbc, 0x008d0200, 0x40011687 },
|
||||
{ 0x80600048, 0x20807fbe, 0x008d01c0, 0x3f800000 },
|
||||
{ 0x00600040, 0x21e07fbd, 0x008d01e0, 0xbd808081 },
|
||||
{ 0x00600040, 0x21a07fbd, 0x008d01a0, 0xbf008084 },
|
||||
{ 0x00600040, 0x22207fbd, 0x008d0220, 0xbf008084 },
|
||||
{ 0x00600041, 0x21e07fbd, 0x008d01e0, 0x3f94fdf4 },
|
||||
{ 0x00600041, 0x20007fbc, 0x008d01a0, 0x3fcc49ba },
|
||||
{ 0x80600048, 0x20c07fbe, 0x008d01e0, 0x3f800000 },
|
||||
{ 0x00600041, 0x20007fbc, 0x008d01a0, 0xbf5020c5 },
|
||||
{ 0x00600048, 0x20007fbc, 0x008d0220, 0xbec8b439 },
|
||||
{ 0x80600048, 0x20e07fbe, 0x008d01e0, 0x3f800000 },
|
||||
{ 0x00600041, 0x20007fbc, 0x008d0200, 0x40011687 },
|
||||
{ 0x80600048, 0x20807fbe, 0x008d01c0, 0x3f800000 },
|
||||
{ 0x00600041, 0x20007fbc, 0x008d0220, 0x40011687 },
|
||||
{ 0x80600048, 0x21007fbe, 0x008d01e0, 0x3f800000 },
|
||||
{ 0x00600001, 0x20a003fe, 0x00000000, 0x3f800000 },
|
||||
{ 0x00600001, 0x212003fe, 0x00000000, 0x3f800000 },
|
||||
{ 0x00600201, 0x20200022, 0x008d0020, 0x00000000 },
|
||||
{ 0x00800031, 0x24001d28, 0x008d0000, 0x85a04800 },
|
||||
{ 0x0000007e, 0x00000000, 0x00000000, 0x00000000 },
|
||||
|
|
|
|||
Loading…
Reference in New Issue