21 |
; * along with this program ; if not, write to the Free Software |
; * along with this program ; if not, write to the Free Software |
22 |
; * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
; * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
23 |
; * |
; * |
24 |
; * $Id: quantize_mpeg_mmx.asm,v 1.12 2008-11-26 02:21:02 Isibaar Exp $ |
; * $Id: quantize_mpeg_mmx.asm,v 1.14 2008-12-04 14:41:50 Isibaar Exp $ |
25 |
; * |
; * |
26 |
; *************************************************************************/ |
; *************************************************************************/ |
27 |
|
|
111 |
; Code |
; Code |
112 |
;============================================================================= |
;============================================================================= |
113 |
|
|
114 |
SECTION .rotext align=SECTION_ALIGN |
TEXT |
115 |
|
|
116 |
cglobal quant_mpeg_intra_mmx |
cglobal quant_mpeg_intra_mmx |
117 |
cglobal quant_mpeg_inter_mmx |
cglobal quant_mpeg_inter_mmx |
187 |
QUANT_MMX(7) |
QUANT_MMX(7) |
188 |
|
|
189 |
; calculate DC |
; calculate DC |
190 |
movsx _EAX, word [_EAX] ; data[0] |
XVID_MOVSX _EAX, word [_EAX] ; data[0] |
191 |
mov TMP0, prm4 ; dcscalar |
mov TMP0, prm4 ; dcscalar |
192 |
mov _EDX, _EAX |
mov _EDX, _EAX |
193 |
shr TMP0, 1 ; TMP0 = dcscalar/2 |
shr TMP0, 1 ; TMP0 = dcscalar/2 |
445 |
mov _EBX, _EAX |
mov _EBX, _EAX |
446 |
%ifdef ARCH_IS_X86_64 |
%ifdef ARCH_IS_X86_64 |
447 |
mov _EAX, prm3 |
mov _EAX, prm3 |
448 |
lea r9, [mmx_mul_quant] |
lea prm1, [mmx_mul_quant] |
449 |
movq mm7, [r9 + _EAX*8 - 8] |
movq mm7, [prm1 + _EAX*8 - 8] |
450 |
%else |
%else |
451 |
mov _EAX, [_ESP + 4 + 12] ; quant |
mov _EAX, [_ESP + 4 + 12] ; quant |
452 |
movq mm7, [mmx_mul_quant + _EAX*8 - 8] |
movq mm7, [mmx_mul_quant + _EAX*8 - 8] |