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proresdsp: Optimize series of padds out 

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2011-10-12 21:59:44 +02:00
parent 6398c0f7e1
commit 370d7ef2c7
1 changed files with 2 additions and 11 deletions
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13
libavcodec/x86/proresdsp.asm
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@ -49,9 +49,9 @@ w5_min_w1: times 4 dw W5sh2, -W1sh2
w5_plus_w7: times 4 dw W5sh2, +W7sh2
w7_min_w5: times 4 dw W7sh2, -W5sh2
row_round: times 8 dw (1<<14)
pw_88: times 8 dw 0x2008
cextern pw_4
cextern pw_8
cextern pw_512
cextern pw_1019
@ -93,7 +93,7 @@ section .text align=16
; a2 -= W6 * row[2];
; a3 -= W2 * row[2];
%ifidn %1, col
paddw m10,[pw_8]
paddw m10,[pw_88]
%endif
SBUTTERFLY3 wd, 0, 1, 10, 8 ; { row[0], row[2] }[0-3]/[4-7]
%ifidn %1, row
@ -269,17 +269,8 @@ cglobal prores_idct_put_10_%1, 4, 4, %2
IDCT_1D col, 18, %1
; clip/store
mova m6, [pw_512]
mova m3, [pw_4]
mova m5, [pw_1019]
paddw m8, m6
paddw m0, m6
paddw m1, m6
paddw m2, m6
paddw m4, m6
paddw m11, m6
paddw m9, m6
paddw m10, m6
pmaxsw m8, m3
pmaxsw m0, m3
pmaxsw m1, m3