Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(318)

Issues Search
    My Issues | Starred     Open | Closed | All

Unified Diff: source/libvpx/vpx_scale/win32/scaleopt.c

Issue 11555023: libvpx: Add VP9 decoder. (Closed) Base URL: svn://chrome-svn/chrome/trunk/deps/third_party/libvpx/
Patch Set: Created 8 years ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View side-by-side diff with in-line comments
Download patch
« libvpx.gyp ('K') | « source/libvpx/vpx_scale/vpxscale.h ('k') | source/libvpx/vpxdec.c » ('j') | no next file with comments »
Expand Comments ('e') | Collapse Comments ('c') | Show Comments Hide Comments ('s')
Index: source/libvpx/vpx_scale/win32/scaleopt.c
===================================================================
--- source/libvpx/vpx_scale/win32/scaleopt.c (revision 172621)
+++ source/libvpx/vpx_scale/win32/scaleopt.c (working copy)
@@ -18,1184 +18,14 @@
****************************************************************************/
#include "pragmas.h"
-
-
/****************************************************************************
* Module Statics
****************************************************************************/
-__declspec(align(16)) const static unsigned short one_fifth[] = { 51, 51, 51, 51 };
-__declspec(align(16)) const static unsigned short two_fifths[] = { 102, 102, 102, 102 };
-__declspec(align(16)) const static unsigned short three_fifths[] = { 154, 154, 154, 154 };
-__declspec(align(16)) const static unsigned short four_fifths[] = { 205, 205, 205, 205 };
__declspec(align(16)) const static unsigned short round_values[] = { 128, 128, 128, 128 };
-__declspec(align(16)) const static unsigned short four_ones[] = { 1, 1, 1, 1};
-__declspec(align(16)) const static unsigned short const45_2[] = {205, 154, 102, 51 };
-__declspec(align(16)) const static unsigned short const45_1[] = { 51, 102, 154, 205 };
-__declspec(align(16)) const static unsigned char mask45[] = { 0, 0, 0, 0, 0, 0, 255, 0};
-__declspec(align(16)) const static unsigned short const35_2[] = { 154, 51, 205, 102 };
-__declspec(align(16)) const static unsigned short const35_1[] = { 102, 205, 51, 154 };
-
-
#include "vpx_scale/vpxscale.h"
#include "vpx_mem/vpx_mem.h"
-/****************************************************************************
- *
- * ROUTINE : horizontal_line_3_5_scale_mmx
- *
- * INPUTS : const unsigned char *source :
- * unsigned int source_width :
- * unsigned char *dest :
- * unsigned int dest_width :
- *
- * OUTPUTS : None.
- *
- * RETURNS : void
- *
- * FUNCTION : 3 to 5 up-scaling of a horizontal line of pixels.
- *
- * SPECIAL NOTES : None.
- *
- ****************************************************************************/
-static
-void horizontal_line_3_5_scale_mmx
-(
- const unsigned char *source,
- unsigned int source_width,
- unsigned char *dest,
- unsigned int dest_width
-) {
- (void) dest_width;
-
- __asm {
-
- push ebx
-
- mov esi, source
- mov edi, dest
-
- mov ecx, source_width
- lea edx, [esi+ecx-3];
-
- movq mm5, const35_1 // mm5 = 66 xx cd xx 33 xx 9a xx
- movq mm6, const35_2 // mm6 = 9a xx 33 xx cd xx 66 xx
-
- movq mm4, round_values // mm4 = 80 xx 80 xx 80 xx 80 xx
- pxor mm7, mm7 // clear mm7
-
- horiz_line_3_5_loop:
-
- mov eax, DWORD PTR [esi] // eax = 00 01 02 03
- mov ebx, eax
-
- and ebx, 0xffff00 // ebx = xx 01 02 xx
- mov ecx, eax // ecx = 00 01 02 03
-
- and eax, 0xffff0000 // eax = xx xx 02 03
- xor ecx, eax // ecx = 00 01 xx xx
-
- shr ebx, 8 // ebx = 01 02 xx xx
- or eax, ebx // eax = 01 02 02 03
-
- shl ebx, 16 // ebx = xx xx 01 02
- movd mm1, eax // mm1 = 01 02 02 03 xx xx xx xx
-
- or ebx, ecx // ebx = 00 01 01 02
- punpcklbw mm1, mm7 // mm1 = 01 xx 02 xx 02 xx 03 xx
-
- movd mm0, ebx // mm0 = 00 01 01 02
- pmullw mm1, mm6 //
-
- punpcklbw mm0, mm7 // mm0 = 00 xx 01 xx 01 xx 02 xx
- pmullw mm0, mm5 //
-
- mov [edi], ebx // writeoutput 00 xx xx xx
- add esi, 3
-
- add edi, 5
- paddw mm0, mm1
-
- paddw mm0, mm4
- psrlw mm0, 8
-
- cmp esi, edx
- packuswb mm0, mm7
-
- movd DWORD Ptr [edi-4], mm0
- jl horiz_line_3_5_loop
-
-// Exit:
- mov eax, DWORD PTR [esi] // eax = 00 01 02 03
- mov ebx, eax
-
- and ebx, 0xffff00 // ebx = xx 01 02 xx
- mov ecx, eax // ecx = 00 01 02 03
-
- and eax, 0xffff0000 // eax = xx xx 02 03
- xor ecx, eax // ecx = 00 01 xx xx
-
- shr ebx, 8 // ebx = 01 02 xx xx
- or eax, ebx // eax = 01 02 02 03
-
- shl eax, 8 // eax = xx 01 02 02
- and eax, 0xffff0000 // eax = xx xx 02 02
-
- or eax, ebx // eax = 01 02 02 02
-
- shl ebx, 16 // ebx = xx xx 01 02
- movd mm1, eax // mm1 = 01 02 02 02 xx xx xx xx
-
- or ebx, ecx // ebx = 00 01 01 02
- punpcklbw mm1, mm7 // mm1 = 01 xx 02 xx 02 xx 02 xx
-
- movd mm0, ebx // mm0 = 00 01 01 02
- pmullw mm1, mm6 //
-
- punpcklbw mm0, mm7 // mm0 = 00 xx 01 xx 01 xx 02 xx
- pmullw mm0, mm5 //
-
- mov [edi], ebx // writeoutput 00 xx xx xx
- paddw mm0, mm1
-
- paddw mm0, mm4
- psrlw mm0, 8
-
- packuswb mm0, mm7
- movd DWORD Ptr [edi+1], mm0
-
- pop ebx
-
- }
-
-}
-
-
-/****************************************************************************
- *
- * ROUTINE : horizontal_line_4_5_scale_mmx
- *
- * INPUTS : const unsigned char *source :
- * unsigned int source_width :
- * unsigned char *dest :
- * unsigned int dest_width :
- *
- * OUTPUTS : None.
- *
- * RETURNS : void
- *
- * FUNCTION : 4 to 5 up-scaling of a horizontal line of pixels.
- *
- * SPECIAL NOTES : None.
- *
- ****************************************************************************/
-static
-void horizontal_line_4_5_scale_mmx
-(
- const unsigned char *source,
- unsigned int source_width,
- unsigned char *dest,
- unsigned int dest_width
-) {
- (void)dest_width;
-
- __asm {
-
- mov esi, source
- mov edi, dest
-
- mov ecx, source_width
- lea edx, [esi+ecx-8];
-
- movq mm5, const45_1 // mm5 = 33 xx 66 xx 9a xx cd xx
- movq mm6, const45_2 // mm6 = cd xx 9a xx 66 xx 33 xx
-
- movq mm4, round_values // mm4 = 80 xx 80 xx 80 xx 80 xx
- pxor mm7, mm7 // clear mm7
-
- horiz_line_4_5_loop:
-
- movq mm0, QWORD PTR [esi] // mm0 = 00 01 02 03 04 05 06 07
- movq mm1, QWORD PTR [esi+1]; // mm1 = 01 02 03 04 05 06 07 08
-
- movq mm2, mm0 // mm2 = 00 01 02 03 04 05 06 07
- movq mm3, mm1 // mm3 = 01 02 03 04 05 06 07 08
-
- movd DWORD PTR [edi], mm0 // write output 00 xx xx xx
- punpcklbw mm0, mm7 // mm0 = 00 xx 01 xx 02 xx 03 xx
-
- punpcklbw mm1, mm7 // mm1 = 01 xx 02 xx 03 xx 04 xx
- pmullw mm0, mm5 // 00* 51 01*102 02*154 03*205
-
- pmullw mm1, mm6 // 01*205 02*154 03*102 04* 51
- punpckhbw mm2, mm7 // mm2 = 04 xx 05 xx 06 xx 07 xx
-
- movd DWORD PTR [edi+5], mm2 // write ouput 05 xx xx xx
- pmullw mm2, mm5 // 04* 51 05*102 06*154 07*205
-
- punpckhbw mm3, mm7 // mm3 = 05 xx 06 xx 07 xx 08 xx
- pmullw mm3, mm6 // 05*205 06*154 07*102 08* 51
-
- paddw mm0, mm1 // added round values
- paddw mm0, mm4
-
- psrlw mm0, 8 // output: 01 xx 02 xx 03 xx 04 xx
- packuswb mm0, mm7
-
- movd DWORD PTR [edi+1], mm0 // write output 01 02 03 04
- add edi, 10
-
- add esi, 8
- paddw mm2, mm3 //
-
- paddw mm2, mm4 // added round values
- cmp esi, edx
-
- psrlw mm2, 8
- packuswb mm2, mm7
-
- movd DWORD PTR [edi-4], mm2 // writeoutput 06 07 08 09
- jl horiz_line_4_5_loop
-
-// Exit:
- movq mm0, [esi] // mm0 = 00 01 02 03 04 05 06 07
- movq mm1, mm0 // mm1 = 00 01 02 03 04 05 06 07
-
- movq mm2, mm0 // mm2 = 00 01 02 03 04 05 06 07
- psrlq mm1, 8 // mm1 = 01 02 03 04 05 06 07 00
-
- movq mm3, mask45 // mm3 = 00 00 00 00 00 00 ff 00
- pand mm3, mm1 // mm3 = 00 00 00 00 00 00 07 00
-
- psllq mm3, 8 // mm3 = 00 00 00 00 00 00 00 07
- por mm1, mm3 // mm1 = 01 02 03 04 05 06 07 07
-
- movq mm3, mm1
-
- movd DWORD PTR [edi], mm0 // write output 00 xx xx xx
- punpcklbw mm0, mm7 // mm0 = 00 xx 01 xx 02 xx 03 xx
-
- punpcklbw mm1, mm7 // mm1 = 01 xx 02 xx 03 xx 04 xx
- pmullw mm0, mm5 // 00* 51 01*102 02*154 03*205
-
- pmullw mm1, mm6 // 01*205 02*154 03*102 04* 51
- punpckhbw mm2, mm7 // mm2 = 04 xx 05 xx 06 xx 07 xx
-
- movd DWORD PTR [edi+5], mm2 // write ouput 05 xx xx xx
- pmullw mm2, mm5 // 04* 51 05*102 06*154 07*205
-
- punpckhbw mm3, mm7 // mm3 = 05 xx 06 xx 07 xx 08 xx
- pmullw mm3, mm6 // 05*205 06*154 07*102 07* 51
-
- paddw mm0, mm1 // added round values
- paddw mm0, mm4
-
- psrlw mm0, 8 // output: 01 xx 02 xx 03 xx 04 xx
- packuswb mm0, mm7 // 01 02 03 04 xx xx xx xx
-
- movd DWORD PTR [edi+1], mm0 // write output 01 02 03 04
- paddw mm2, mm3 //
-
- paddw mm2, mm4 // added round values
- psrlw mm2, 8
-
- packuswb mm2, mm7
- movd DWORD PTR [edi+6], mm2 // writeoutput 06 07 08 09
-
-
- }
-}
-
-/****************************************************************************
- *
- * ROUTINE : vertical_band_4_5_scale_mmx
- *
- * INPUTS : unsigned char *dest :
- * unsigned int dest_pitch :
- * unsigned int dest_width :
- *
- * OUTPUTS : None.
- *
- * RETURNS : void
- *
- * FUNCTION : 4 to 5 up-scaling of a 4 pixel high band of pixels.
- *
- * SPECIAL NOTES : The routine uses the first line of the band below
- * the current band. The function also has a "C" only
- * version.
- *
- ****************************************************************************/
-static
-void vertical_band_4_5_scale_mmx
-(
- unsigned char *dest,
- unsigned int dest_pitch,
- unsigned int dest_width
-) {
- __asm {
-
- mov esi, dest // Get the source and destination pointer
- mov ecx, dest_pitch // Get the pitch size
-
- lea edi, [esi+ecx*2] // tow lines below
- add edi, ecx // three lines below
-
- pxor mm7, mm7 // clear out mm7
- mov edx, dest_width // Loop counter
-
- vs_4_5_loop:
-
- movq mm0, QWORD ptr [esi] // src[0];
- movq mm1, QWORD ptr [esi+ecx] // src[1];
-
- movq mm2, mm0 // Make a copy
- punpcklbw mm0, mm7 // unpack low to word
-
- movq mm5, one_fifth
- punpckhbw mm2, mm7 // unpack high to word
-
- pmullw mm0, mm5 // a * 1/5
-
- movq mm3, mm1 // make a copy
- punpcklbw mm1, mm7 // unpack low to word
-
- pmullw mm2, mm5 // a * 1/5
- movq mm6, four_fifths // constan
-
- movq mm4, mm1 // copy of low b
- pmullw mm4, mm6 // b * 4/5
-
- punpckhbw mm3, mm7 // unpack high to word
- movq mm5, mm3 // copy of high b
-
- pmullw mm5, mm6 // b * 4/5
- paddw mm0, mm4 // a * 1/5 + b * 4/5
-
- paddw mm2, mm5 // a * 1/5 + b * 4/5
- paddw mm0, round_values // + 128
-
- paddw mm2, round_values // + 128
- psrlw mm0, 8
-
- psrlw mm2, 8
- packuswb mm0, mm2 // des [1]
-
- movq QWORD ptr [esi+ecx], mm0 // write des[1]
- movq mm0, [esi+ecx*2] // mm0 = src[2]
-
- // mm1, mm3 --- Src[1]
- // mm0 --- Src[2]
- // mm7 for unpacking
-
- movq mm5, two_fifths
- movq mm2, mm0 // make a copy
-
- pmullw mm1, mm5 // b * 2/5
- movq mm6, three_fifths
-
-
- punpcklbw mm0, mm7 // unpack low to word
- pmullw mm3, mm5 // b * 2/5
-
- movq mm4, mm0 // make copy of c
- punpckhbw mm2, mm7 // unpack high to word
-
- pmullw mm4, mm6 // c * 3/5
- movq mm5, mm2
-
- pmullw mm5, mm6 // c * 3/5
- paddw mm1, mm4 // b * 2/5 + c * 3/5
-
- paddw mm3, mm5 // b * 2/5 + c * 3/5
- paddw mm1, round_values // + 128
-
- paddw mm3, round_values // + 128
- psrlw mm1, 8
-
- psrlw mm3, 8
- packuswb mm1, mm3 // des[2]
-
- movq QWORD ptr [esi+ecx*2], mm1 // write des[2]
- movq mm1, [edi] // mm1=Src[3];
-
- // mm0, mm2 --- Src[2]
- // mm1 --- Src[3]
- // mm6 --- 3/5
- // mm7 for unpacking
-
- pmullw mm0, mm6 // c * 3/5
- movq mm5, two_fifths // mm5 = 2/5
-
- movq mm3, mm1 // make a copy
- pmullw mm2, mm6 // c * 3/5
-
- punpcklbw mm1, mm7 // unpack low
- movq mm4, mm1 // make a copy
-
- punpckhbw mm3, mm7 // unpack high
- pmullw mm4, mm5 // d * 2/5
-
- movq mm6, mm3 // make a copy
- pmullw mm6, mm5 // d * 2/5
-
- paddw mm0, mm4 // c * 3/5 + d * 2/5
- paddw mm2, mm6 // c * 3/5 + d * 2/5
-
- paddw mm0, round_values // + 128
- paddw mm2, round_values // + 128
-
- psrlw mm0, 8
- psrlw mm2, 8
-
- packuswb mm0, mm2 // des[3]
- movq QWORD ptr [edi], mm0 // write des[3]
-
- // mm1, mm3 --- Src[3]
- // mm7 -- cleared for unpacking
-
- movq mm0, [edi+ecx*2] // mm0, Src[0] of the next group
-
- movq mm5, four_fifths // mm5 = 4/5
- pmullw mm1, mm5 // d * 4/5
-
- movq mm6, one_fifth // mm6 = 1/5
- movq mm2, mm0 // make a copy
-
- pmullw mm3, mm5 // d * 4/5
- punpcklbw mm0, mm7 // unpack low
-
- pmullw mm0, mm6 // an * 1/5
- punpckhbw mm2, mm7 // unpack high
-
- paddw mm1, mm0 // d * 4/5 + an * 1/5
- pmullw mm2, mm6 // an * 1/5
-
- paddw mm3, mm2 // d * 4/5 + an * 1/5
- paddw mm1, round_values // + 128
-
- paddw mm3, round_values // + 128
- psrlw mm1, 8
-
- psrlw mm3, 8
- packuswb mm1, mm3 // des[4]
-
- movq QWORD ptr [edi+ecx], mm1 // write des[4]
-
- add edi, 8
- add esi, 8
-
- sub edx, 8
- jg vs_4_5_loop
- }
-}
-
-/****************************************************************************
- *
- * ROUTINE : last_vertical_band_4_5_scale_mmx
- *
- * INPUTS : unsigned char *dest :
- * unsigned int dest_pitch :
- * unsigned int dest_width :
- *
- * OUTPUTS : None.
- *
- * RETURNS : None
- *
- * FUNCTION : 4 to 5 up-scaling of the last 4-pixel high band in an image.
- *
- * SPECIAL NOTES : The routine uses the first line of the band below
- * the current band. The function also has an "C" only
- * version.
- *
- ****************************************************************************/
-static
-void last_vertical_band_4_5_scale_mmx
-(
- unsigned char *dest,
- unsigned int dest_pitch,
- unsigned int dest_width
-) {
- __asm {
- mov esi, dest // Get the source and destination pointer
- mov ecx, dest_pitch // Get the pitch size
-
- lea edi, [esi+ecx*2] // tow lines below
- add edi, ecx // three lines below
-
- pxor mm7, mm7 // clear out mm7
- mov edx, dest_width // Loop counter
-
- last_vs_4_5_loop:
-
- movq mm0, QWORD ptr [esi] // src[0];
- movq mm1, QWORD ptr [esi+ecx] // src[1];
-
- movq mm2, mm0 // Make a copy
- punpcklbw mm0, mm7 // unpack low to word
-
- movq mm5, one_fifth
- punpckhbw mm2, mm7 // unpack high to word
-
- pmullw mm0, mm5 // a * 1/5
-
- movq mm3, mm1 // make a copy
- punpcklbw mm1, mm7 // unpack low to word
-
- pmullw mm2, mm5 // a * 1/5
- movq mm6, four_fifths // constan
-
- movq mm4, mm1 // copy of low b
- pmullw mm4, mm6 // b * 4/5
-
- punpckhbw mm3, mm7 // unpack high to word
- movq mm5, mm3 // copy of high b
-
- pmullw mm5, mm6 // b * 4/5
- paddw mm0, mm4 // a * 1/5 + b * 4/5
-
- paddw mm2, mm5 // a * 1/5 + b * 4/5
- paddw mm0, round_values // + 128
-
- paddw mm2, round_values // + 128
- psrlw mm0, 8
-
- psrlw mm2, 8
- packuswb mm0, mm2 // des [1]
-
- movq QWORD ptr [esi+ecx], mm0 // write des[1]
- movq mm0, [esi+ecx*2] // mm0 = src[2]
-
- // mm1, mm3 --- Src[1]
- // mm0 --- Src[2]
- // mm7 for unpacking
-
- movq mm5, two_fifths
- movq mm2, mm0 // make a copy
-
- pmullw mm1, mm5 // b * 2/5
- movq mm6, three_fifths
-
-
- punpcklbw mm0, mm7 // unpack low to word
- pmullw mm3, mm5 // b * 2/5
-
- movq mm4, mm0 // make copy of c
- punpckhbw mm2, mm7 // unpack high to word
-
- pmullw mm4, mm6 // c * 3/5
- movq mm5, mm2
-
- pmullw mm5, mm6 // c * 3/5
- paddw mm1, mm4 // b * 2/5 + c * 3/5
-
- paddw mm3, mm5 // b * 2/5 + c * 3/5
- paddw mm1, round_values // + 128
-
- paddw mm3, round_values // + 128
- psrlw mm1, 8
-
- psrlw mm3, 8
- packuswb mm1, mm3 // des[2]
-
- movq QWORD ptr [esi+ecx*2], mm1 // write des[2]
- movq mm1, [edi] // mm1=Src[3];
-
- movq QWORD ptr [edi+ecx], mm1 // write des[4];
-
- // mm0, mm2 --- Src[2]
- // mm1 --- Src[3]
- // mm6 --- 3/5
- // mm7 for unpacking
-
- pmullw mm0, mm6 // c * 3/5
- movq mm5, two_fifths // mm5 = 2/5
-
- movq mm3, mm1 // make a copy
- pmullw mm2, mm6 // c * 3/5
-
- punpcklbw mm1, mm7 // unpack low
- movq mm4, mm1 // make a copy
-
- punpckhbw mm3, mm7 // unpack high
- pmullw mm4, mm5 // d * 2/5
-
- movq mm6, mm3 // make a copy
- pmullw mm6, mm5 // d * 2/5
-
- paddw mm0, mm4 // c * 3/5 + d * 2/5
- paddw mm2, mm6 // c * 3/5 + d * 2/5
-
- paddw mm0, round_values // + 128
- paddw mm2, round_values // + 128
-
- psrlw mm0, 8
- psrlw mm2, 8
-
- packuswb mm0, mm2 // des[3]
- movq QWORD ptr [edi], mm0 // write des[3]
-
- // mm1, mm3 --- Src[3]
- // mm7 -- cleared for unpacking
- add edi, 8
- add esi, 8
-
- sub edx, 8
- jg last_vs_4_5_loop
- }
-}
-
-/****************************************************************************
- *
- * ROUTINE : vertical_band_3_5_scale_mmx
- *
- * INPUTS : unsigned char *dest :
- * unsigned int dest_pitch :
- * unsigned int dest_width :
- *
- * OUTPUTS : None.
- *
- * RETURNS : void
- *
- * FUNCTION : 3 to 5 up-scaling of a 3-pixel high band of pixels.
- *
- * SPECIAL NOTES : The routine uses the first line of the band below
- * the current band. The function also has an "C" only
- * version.
- *
- ****************************************************************************/
-static
-void vertical_band_3_5_scale_mmx
-(
- unsigned char *dest,
- unsigned int dest_pitch,
- unsigned int dest_width
-) {
- __asm {
- mov esi, dest // Get the source and destination pointer
- mov ecx, dest_pitch // Get the pitch size
-
- lea edi, [esi+ecx*2] // tow lines below
- add edi, ecx // three lines below
-
- pxor mm7, mm7 // clear out mm7
- mov edx, dest_width // Loop counter
-
- vs_3_5_loop:
-
- movq mm0, QWORD ptr [esi] // src[0];
- movq mm1, QWORD ptr [esi+ecx] // src[1];
-
- movq mm2, mm0 // Make a copy
- punpcklbw mm0, mm7 // unpack low to word
-
- movq mm5, two_fifths // mm5 = 2/5
- punpckhbw mm2, mm7 // unpack high to word
-
- pmullw mm0, mm5 // a * 2/5
-
- movq mm3, mm1 // make a copy
- punpcklbw mm1, mm7 // unpack low to word
-
- pmullw mm2, mm5 // a * 2/5
- movq mm6, three_fifths // mm6 = 3/5
-
- movq mm4, mm1 // copy of low b
- pmullw mm4, mm6 // b * 3/5
-
- punpckhbw mm3, mm7 // unpack high to word
- movq mm5, mm3 // copy of high b
-
- pmullw mm5, mm6 // b * 3/5
- paddw mm0, mm4 // a * 2/5 + b * 3/5
-
- paddw mm2, mm5 // a * 2/5 + b * 3/5
- paddw mm0, round_values // + 128
-
- paddw mm2, round_values // + 128
- psrlw mm0, 8
-
- psrlw mm2, 8
- packuswb mm0, mm2 // des [1]
-
- movq QWORD ptr [esi+ecx], mm0 // write des[1]
- movq mm0, [esi+ecx*2] // mm0 = src[2]
-
- // mm1, mm3 --- Src[1]
- // mm0 --- Src[2]
- // mm7 for unpacking
-
- movq mm4, mm1 // b low
- pmullw mm1, four_fifths // b * 4/5 low
-
- movq mm5, mm3 // b high
- pmullw mm3, four_fifths // b * 4/5 high
-
- movq mm2, mm0 // c
- pmullw mm4, one_fifth // b * 1/5
-
- punpcklbw mm0, mm7 // c low
- pmullw mm5, one_fifth // b * 1/5
-
- movq mm6, mm0 // make copy of c low
- punpckhbw mm2, mm7 // c high
-
- pmullw mm6, one_fifth // c * 1/5 low
- movq mm7, mm2 // make copy of c high
-
- pmullw mm7, one_fifth // c * 1/5 high
- paddw mm1, mm6 // b * 4/5 + c * 1/5 low
-
- paddw mm3, mm7 // b * 4/5 + c * 1/5 high
- movq mm6, mm0 // make copy of c low
-
- pmullw mm6, four_fifths // c * 4/5 low
- movq mm7, mm2 // make copy of c high
-
- pmullw mm7, four_fifths // c * 4/5 high
-
- paddw mm4, mm6 // b * 1/5 + c * 4/5 low
- paddw mm5, mm7 // b * 1/5 + c * 4/5 high
-
- paddw mm1, round_values // + 128
- paddw mm3, round_values // + 128
-
- psrlw mm1, 8
- psrlw mm3, 8
-
- packuswb mm1, mm3 // des[2]
- movq QWORD ptr [esi+ecx*2], mm1 // write des[2]
-
- paddw mm4, round_values // + 128
- paddw mm5, round_values // + 128
-
- psrlw mm4, 8
- psrlw mm5, 8
-
- packuswb mm4, mm5 // des[3]
- movq QWORD ptr [edi], mm4 // write des[3]
-
- // mm0, mm2 --- Src[3]
-
- pxor mm7, mm7 // clear mm7 for unpacking
- movq mm1, [edi+ecx*2] // mm1 = Src[0] of the next group
-
- movq mm5, three_fifths // mm5 = 3/5
- pmullw mm0, mm5 // d * 3/5
-
- movq mm6, two_fifths // mm6 = 2/5
- movq mm3, mm1 // make a copy
-
- pmullw mm2, mm5 // d * 3/5
- punpcklbw mm1, mm7 // unpack low
-
- pmullw mm1, mm6 // an * 2/5
- punpckhbw mm3, mm7 // unpack high
-
- paddw mm0, mm1 // d * 3/5 + an * 2/5
- pmullw mm3, mm6 // an * 2/5
-
- paddw mm2, mm3 // d * 3/5 + an * 2/5
- paddw mm0, round_values // + 128
-
- paddw mm2, round_values // + 128
- psrlw mm0, 8
-
- psrlw mm2, 8
- packuswb mm0, mm2 // des[4]
-
- movq QWORD ptr [edi+ecx], mm0 // write des[4]
-
- add edi, 8
- add esi, 8
-
- sub edx, 8
- jg vs_3_5_loop
- }
-}
-
-/****************************************************************************
- *
- * ROUTINE : last_vertical_band_3_5_scale_mmx
- *
- * INPUTS : unsigned char *dest :
- * unsigned int dest_pitch :
- * unsigned int dest_width :
- *
- * OUTPUTS : None.
- *
- * RETURNS : void
- *
- * FUNCTION : 3 to 5 up-scaling of a 3-pixel high band of pixels.
- *
- * SPECIAL NOTES : The routine uses the first line of the band below
- * the current band. The function also has an "C" only
- * version.
- *
- ****************************************************************************/
-static
-void last_vertical_band_3_5_scale_mmx
-(
- unsigned char *dest,
- unsigned int dest_pitch,
- unsigned int dest_width
-) {
- __asm {
- mov esi, dest // Get the source and destination pointer
- mov ecx, dest_pitch // Get the pitch size
-
- lea edi, [esi+ecx*2] // tow lines below
- add edi, ecx // three lines below
-
- pxor mm7, mm7 // clear out mm7
- mov edx, dest_width // Loop counter
-
-
- last_vs_3_5_loop:
-
- movq mm0, QWORD ptr [esi] // src[0];
- movq mm1, QWORD ptr [esi+ecx] // src[1];
-
- movq mm2, mm0 // Make a copy
- punpcklbw mm0, mm7 // unpack low to word
-
- movq mm5, two_fifths // mm5 = 2/5
- punpckhbw mm2, mm7 // unpack high to word
-
- pmullw mm0, mm5 // a * 2/5
-
- movq mm3, mm1 // make a copy
- punpcklbw mm1, mm7 // unpack low to word
-
- pmullw mm2, mm5 // a * 2/5
- movq mm6, three_fifths // mm6 = 3/5
-
- movq mm4, mm1 // copy of low b
- pmullw mm4, mm6 // b * 3/5
-
- punpckhbw mm3, mm7 // unpack high to word
- movq mm5, mm3 // copy of high b
-
- pmullw mm5, mm6 // b * 3/5
- paddw mm0, mm4 // a * 2/5 + b * 3/5
-
- paddw mm2, mm5 // a * 2/5 + b * 3/5
- paddw mm0, round_values // + 128
-
- paddw mm2, round_values // + 128
- psrlw mm0, 8
-
- psrlw mm2, 8
- packuswb mm0, mm2 // des [1]
-
- movq QWORD ptr [esi+ecx], mm0 // write des[1]
- movq mm0, [esi+ecx*2] // mm0 = src[2]
-
-
-
- // mm1, mm3 --- Src[1]
- // mm0 --- Src[2]
- // mm7 for unpacking
-
- movq mm4, mm1 // b low
- pmullw mm1, four_fifths // b * 4/5 low
-
- movq QWORD ptr [edi+ecx], mm0 // write des[4]
-
- movq mm5, mm3 // b high
- pmullw mm3, four_fifths // b * 4/5 high
-
- movq mm2, mm0 // c
- pmullw mm4, one_fifth // b * 1/5
-
- punpcklbw mm0, mm7 // c low
- pmullw mm5, one_fifth // b * 1/5
-
- movq mm6, mm0 // make copy of c low
- punpckhbw mm2, mm7 // c high
-
- pmullw mm6, one_fifth // c * 1/5 low
- movq mm7, mm2 // make copy of c high
-
- pmullw mm7, one_fifth // c * 1/5 high
- paddw mm1, mm6 // b * 4/5 + c * 1/5 low
-
- paddw mm3, mm7 // b * 4/5 + c * 1/5 high
- movq mm6, mm0 // make copy of c low
-
- pmullw mm6, four_fifths // c * 4/5 low
- movq mm7, mm2 // make copy of c high
-
- pmullw mm7, four_fifths // c * 4/5 high
-
- paddw mm4, mm6 // b * 1/5 + c * 4/5 low
- paddw mm5, mm7 // b * 1/5 + c * 4/5 high
-
- paddw mm1, round_values // + 128
- paddw mm3, round_values // + 128
-
- psrlw mm1, 8
- psrlw mm3, 8
-
- packuswb mm1, mm3 // des[2]
- movq QWORD ptr [esi+ecx*2], mm1 // write des[2]
-
- paddw mm4, round_values // + 128
- paddw mm5, round_values // + 128
-
- psrlw mm4, 8
- psrlw mm5, 8
-
- packuswb mm4, mm5 // des[3]
- movq QWORD ptr [edi], mm4 // write des[3]
-
- // mm0, mm2 --- Src[3]
-
- add edi, 8
- add esi, 8
-
- sub edx, 8
- jg last_vs_3_5_loop
- }
-}
-
-/****************************************************************************
- *
- * ROUTINE : vertical_band_1_2_scale_mmx
- *
- * INPUTS : unsigned char *dest :
- * unsigned int dest_pitch :
- * unsigned int dest_width :
- *
- * OUTPUTS : None.
- *
- * RETURNS : void
- *
- * FUNCTION : 1 to 2 up-scaling of a band of pixels.
- *
- * SPECIAL NOTES : The routine uses the first line of the band below
- * the current band. The function also has an "C" only
- * version.
- *
- ****************************************************************************/
-static
-void vertical_band_1_2_scale_mmx
-(
- unsigned char *dest,
- unsigned int dest_pitch,
- unsigned int dest_width
-) {
- __asm {
-
- mov esi, dest // Get the source and destination pointer
- mov ecx, dest_pitch // Get the pitch size
-
- pxor mm7, mm7 // clear out mm7
- mov edx, dest_width // Loop counter
-
- vs_1_2_loop:
-
- movq mm0, [esi] // get Src[0]
- movq mm1, [esi + ecx * 2] // get Src[1]
-
- movq mm2, mm0 // make copy before unpack
- movq mm3, mm1 // make copy before unpack
-
- punpcklbw mm0, mm7 // low Src[0]
- movq mm6, four_ones // mm6= 1, 1, 1, 1
-
- punpcklbw mm1, mm7 // low Src[1]
- paddw mm0, mm1 // low (a + b)
-
- punpckhbw mm2, mm7 // high Src[0]
- paddw mm0, mm6 // low (a + b + 1)
-
- punpckhbw mm3, mm7
- paddw mm2, mm3 // high (a + b )
-
- psraw mm0, 1 // low (a + b +1 )/2
- paddw mm2, mm6 // high (a + b + 1)
-
- psraw mm2, 1 // high (a + b + 1)/2
- packuswb mm0, mm2 // pack results
-
- movq [esi+ecx], mm0 // write out eight bytes
- add esi, 8
-
- sub edx, 8
- jg vs_1_2_loop
- }
-
-}
-
-/****************************************************************************
- *
- * ROUTINE : last_vertical_band_1_2_scale_mmx
- *
- * INPUTS : unsigned char *dest :
- * unsigned int dest_pitch :
- * unsigned int dest_width :
- *
- * OUTPUTS : None.
- *
- * RETURNS : void
- *
- * FUNCTION : 1 to 2 up-scaling of band of pixels.
- *
- * SPECIAL NOTES : The routine uses the first line of the band below
- * the current band. The function also has an "C" only
- * version.
- *
- ****************************************************************************/
-static
-void last_vertical_band_1_2_scale_mmx
-(
- unsigned char *dest,
- unsigned int dest_pitch,
- unsigned int dest_width
-) {
- __asm {
- mov esi, dest // Get the source and destination pointer
- mov ecx, dest_pitch // Get the pitch size
-
- mov edx, dest_width // Loop counter
-
- last_vs_1_2_loop:
-
- movq mm0, [esi] // get Src[0]
- movq [esi+ecx], mm0 // write out eight bytes
-
- add esi, 8
- sub edx, 8
-
- jg last_vs_1_2_loop
- }
-}
-
-/****************************************************************************
- *
- * ROUTINE : horizontal_line_1_2_scale
- *
- * INPUTS : const unsigned char *source :
- * unsigned int source_width :
- * unsigned char *dest :
- * unsigned int dest_width :
- *
- * OUTPUTS : None.
- *
- * RETURNS : void
- *
- * FUNCTION : 1 to 2 up-scaling of a horizontal line of pixels.
- *
- * SPECIAL NOTES : None.
- *
- ****************************************************************************/
-static
-void horizontal_line_1_2_scale_mmx
-(
- const unsigned char *source,
- unsigned int source_width,
- unsigned char *dest,
- unsigned int dest_width
-) {
- (void) dest_width;
-
- __asm {
- mov esi, source
- mov edi, dest
-
- pxor mm7, mm7
- movq mm6, four_ones
-
- mov ecx, source_width
-
- hs_1_2_loop:
-
- movq mm0, [esi]
- movq mm1, [esi+1]
-
- movq mm2, mm0
- movq mm3, mm1
-
- movq mm4, mm0
- punpcklbw mm0, mm7
-
- punpcklbw mm1, mm7
- paddw mm0, mm1
-
- paddw mm0, mm6
- punpckhbw mm2, mm7
-
- punpckhbw mm3, mm7
- paddw mm2, mm3
-
- paddw mm2, mm6
- psraw mm0, 1
-
- psraw mm2, 1
- packuswb mm0, mm2
-
- movq mm2, mm4
- punpcklbw mm2, mm0
-
- movq [edi], mm2
- punpckhbw mm4, mm0
-
- movq [edi+8], mm4
- add esi, 8
-
- add edi, 16
- sub ecx, 8
-
- cmp ecx, 8
- jg hs_1_2_loop
-
-// last eight pixel
-
- movq mm0, [esi]
- movq mm1, mm0
-
- movq mm2, mm0
- movq mm3, mm1
-
- psrlq mm1, 8
- psrlq mm3, 56
-
- psllq mm3, 56
- por mm1, mm3
-
- movq mm3, mm1
- movq mm4, mm0
-
- punpcklbw mm0, mm7
- punpcklbw mm1, mm7
-
- paddw mm0, mm1
- paddw mm0, mm6
-
- punpckhbw mm2, mm7
- punpckhbw mm3, mm7
-
- paddw mm2, mm3
- paddw mm2, mm6
-
- psraw mm0, 1
- psraw mm2, 1
-
- packuswb mm0, mm2
- movq mm2, mm4
-
- punpcklbw mm2, mm0
- movq [edi], mm2
-
- punpckhbw mm4, mm0
- movq [edi+8], mm4
- }
-}
-
-
-
-
-
__declspec(align(16)) const static unsigned short const54_2[] = { 0, 64, 128, 192 };
__declspec(align(16)) const static unsigned short const54_1[] = {256, 192, 128, 64 };
@@ -1685,25 +515,6 @@
void
register_mmxscalers(void) {
- vp8_horizontal_line_1_2_scale = horizontal_line_1_2_scale_mmx;
- vp8_vertical_band_1_2_scale = vertical_band_1_2_scale_mmx;
- vp8_last_vertical_band_1_2_scale = last_vertical_band_1_2_scale_mmx;
- vp8_horizontal_line_3_5_scale = horizontal_line_3_5_scale_mmx;
- vp8_vertical_band_3_5_scale = vertical_band_3_5_scale_mmx;
- vp8_last_vertical_band_3_5_scale = last_vertical_band_3_5_scale_mmx;
- vp8_horizontal_line_4_5_scale = horizontal_line_4_5_scale_mmx;
- vp8_vertical_band_4_5_scale = vertical_band_4_5_scale_mmx;
- vp8_last_vertical_band_4_5_scale = last_vertical_band_4_5_scale_mmx;
-
- vp8_horizontal_line_3_4_scale = vp8cx_horizontal_line_3_4_scale_c;
- vp8_vertical_band_3_4_scale = vp8cx_vertical_band_3_4_scale_c;
- vp8_last_vertical_band_3_4_scale = vp8cx_last_vertical_band_3_4_scale_c;
- vp8_horizontal_line_2_3_scale = vp8cx_horizontal_line_2_3_scale_c;
- vp8_vertical_band_2_3_scale = vp8cx_vertical_band_2_3_scale_c;
- vp8_last_vertical_band_2_3_scale = vp8cx_last_vertical_band_2_3_scale_c;
-
-
-
vp8_vertical_band_5_4_scale = vertical_band_5_4_scale_mmx;
vp8_vertical_band_5_3_scale = vertical_band_5_3_scale_mmx;
vp8_vertical_band_2_1_scale = vertical_band_2_1_scale_mmx;
@@ -1711,8 +522,4 @@
vp8_horizontal_line_2_1_scale = horizontal_line_2_1_scale_mmx;
vp8_horizontal_line_5_3_scale = horizontal_line_5_3_scale_mmx;
vp8_horizontal_line_5_4_scale = horizontal_line_5_4_scale_mmx;
-
-
-
-
}
« libvpx.gyp ('K') | « source/libvpx/vpx_scale/vpxscale.h ('k') | source/libvpx/vpxdec.c » ('j') | no next file with comments »

Powered by Google App Engine
This is Rietveld 408576698