Chiebot-Mirror
/
FFmpeg
mirror of https://github.com/FFmpeg/FFmpeg.git
8
0
Fork 0
Code Issues Projects Releases Wiki Activity

swr: replace the remaining 2 audio convert SIMD macros by the new ones

Browse Source 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
pull/30/merge
Michael Niedermayer 13 years ago
parent df5ff103cd
commit 5f4e18cd16
1 changed files with 8 additions and 70 deletions
Whitespace
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
Unified View
Diff Options
Show Stats Download Patch File Download Diff File
  1. 78
      libswresample/x86/audio_convert.asm

78
libswresample/x86/audio_convert.asm
Unescape View File

@ -29,68 +29,6 @@ flt2p15 : times 8 dd 32768.0
SECTION .text SECTION .text
%macro INT16_TO_INT32 1
cglobal int16_to_int32_%1, 3, 3, 3, dst, src, len
mov srcq, [srcq]
mov dstq, [dstq]
shl lenq, 2
%ifidn %1, a
test dstq, mmsize-1
jne int16_to_int32_u_int %+ SUFFIX
test srcq, mmsize-1
jne int16_to_int32_u_int %+ SUFFIX
%else
int16_to_int32_u_int %+ SUFFIX
%endif
add dstq, lenq
shr lenq, 1
add srcq, lenq
neg lenq
.next
mov%1 m2, [srcq+lenq]
pxor m0, m0
pxor m1, m1
punpcklwd m0, m2
punpckhwd m1, m2
mov%1 [ dstq+2*lenq], m0
mov%1 [mmsize + dstq+2*lenq], m1
add lenq, mmsize
jl .next
%if mmsize == 8
emms
%endif
REP_RET
%endmacro
%macro INT32_TO_INT16 1
cglobal int32_to_int16_%1, 3, 3, 2, dst, src, len
mov srcq, [srcq]
mov dstq, [dstq]
add lenq , lenq
%ifidn %1, a
test dstq, mmsize-1
jne int32_to_int16_u_int %+ SUFFIX
test srcq, mmsize-1
jne int32_to_int16_u_int %+ SUFFIX
%else
int32_to_int16_u_int %+ SUFFIX
%endif
lea srcq, [srcq + 2*lenq]
add dstq, lenq
neg lenq
.next:
mov%1 m0, [ srcq+2*lenq]
mov%1 m1, [mmsize + srcq+2*lenq]
psrad m0, 16
psrad m1, 16
packssdw m0, m1
mov%1 [ dstq+lenq], m0
add lenq, mmsize
jl .next
REP_RET
%endmacro
;to, from, a/u, log2_outsize, log_intsize, const ;to, from, a/u, log2_outsize, log_intsize, const
%macro PACK_2CH 5-7 %macro PACK_2CH 5-7
@ -260,16 +198,16 @@ cglobal %2_to_%1_%3, 3, 3, 6, dst, src, len
%endmacro %endmacro
INIT_MMX mmx INIT_MMX mmx
INT16_TO_INT32 u CONV int32, int16, u, 2, 1, INT16_TO_INT32_N
INT16_TO_INT32 a CONV int32, int16, a, 2, 1, INT16_TO_INT32_N
INT32_TO_INT16 u CONV int16, int32, u, 1, 2, INT32_TO_INT16_N
INT32_TO_INT16 a CONV int16, int32, a, 1, 2, INT32_TO_INT16_N
INIT_XMM sse INIT_XMM sse
INT16_TO_INT32 u CONV int32, int16, u, 2, 1, INT16_TO_INT32_N
INT16_TO_INT32 a CONV int32, int16, a, 2, 1, INT16_TO_INT32_N
INT32_TO_INT16 u CONV int16, int32, u, 1, 2, INT32_TO_INT16_N
INT32_TO_INT16 a CONV int16, int32, a, 1, 2, INT32_TO_INT16_N
PACK_2CH int16, int16, u, 1, 1 PACK_2CH int16, int16, u, 1, 1
PACK_2CH int16, int16, a, 1, 1 PACK_2CH int16, int16, a, 1, 1

Write Preview
Loading…
Cancel
Save