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Linshizhi
ffmpeg.wasm-core
Commits
36697be1
Commit
36697be1
authored
Feb 21, 2012
by
Diego Biurrun
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swscale: K&R formatting cosmetics for PowerPC code (part II/II)
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c05e2be9
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yuv2rgb_altivec.c
libswscale/ppc/yuv2rgb_altivec.c
+642
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libswscale/ppc/yuv2rgb_altivec.c
View file @
36697be1
...
@@ -21,75 +21,76 @@
...
@@ -21,75 +21,76 @@
*/
*/
/*
/*
Convert I420 YV12 to RGB in various formats,
*
Convert I420 YV12 to RGB in various formats,
it rejects images that are not in 420 formats,
*
it rejects images that are not in 420 formats,
it rejects images that don't have widths of multiples of 16,
*
it rejects images that don't have widths of multiples of 16,
it rejects images that don't have heights of multiples of 2.
*
it rejects images that don't have heights of multiples of 2.
Reject defers to C simulation code.
*
Reject defers to C simulation code.
*
Lots of optimizations to be done here.
*
Lots of optimizations to be done here.
*
1. Need to fix saturation code. I just couldn't get it to fly with packs
*
1. Need to fix saturation code. I just couldn't get it to fly with packs
and adds, so we currently use max/min to clip.
*
and adds, so we currently use max/min to clip.
*
2. The inefficient use of chroma loading needs a bit of brushing up.
*
2. The inefficient use of chroma loading needs a bit of brushing up.
*
3. Analysis of pipeline stalls needs to be done. Use shark to identify
*
3. Analysis of pipeline stalls needs to be done. Use shark to identify
pipeline stalls.
*
pipeline stalls.
*
*
MODIFIED to calculate coeffs from currently selected color space.
*
MODIFIED to calculate coeffs from currently selected color space.
MODIFIED core to be a macro where you specify the output format.
*
MODIFIED core to be a macro where you specify the output format.
ADDED UYVY conversion which is never called due to some thing in swscale.
*
ADDED UYVY conversion which is never called due to some thing in swscale.
CORRECTED algorithim selection to be strict on input formats.
*
CORRECTED algorithim selection to be strict on input formats.
ADDED runtime detection of AltiVec.
*
ADDED runtime detection of AltiVec.
*
ADDED altivec_yuv2packedX vertical scl + RGB converter
*
ADDED altivec_yuv2packedX vertical scl + RGB converter
*
March 27,2004
*
March 27,2004
PERFORMANCE ANALYSIS
*
PERFORMANCE ANALYSIS
*
The C version uses 25% of the processor or ~250Mips for D1 video rawvideo
*
The C version uses 25% of the processor or ~250Mips for D1 video rawvideo
used as test.
*
used as test.
The AltiVec version uses 10% of the processor or ~100Mips for D1 video
*
The AltiVec version uses 10% of the processor or ~100Mips for D1 video
same sequence.
*
same sequence.
*
720 * 480 * 30 ~10MPS
*
720 * 480 * 30 ~10MPS
*
so we have roughly 10 clocks per pixel. This is too high, something has
*
so we have roughly 10 clocks per pixel. This is too high, something has
to be wrong.
*
to be wrong.
*
OPTIMIZED clip codes to utilize vec_max and vec_packs removing the
*
OPTIMIZED clip codes to utilize vec_max and vec_packs removing the
need for vec_min.
*
need for vec_min.
*
OPTIMIZED DST OUTPUT cache/DMA controls. We are pretty much guaranteed to have
* OPTIMIZED DST OUTPUT cache/DMA controls. We are pretty much guaranteed to
the input video frame, it was just decompressed so it probably resides in L1
* have the input video frame, it was just decompressed so it probably resides
caches. However, we are creating the output video stream. This needs to use the
* in L1 caches. However, we are creating the output video stream. This needs
DSTST instruction to optimize for the cache. We couple this with the fact that
* to use the DSTST instruction to optimize for the cache. We couple this with
we are not going to be visiting the input buffer again so we mark it Least
* the fact that we are not going to be visiting the input buffer again so we
Recently Used. This shaves 25% of the processor cycles off.
* mark it Least
Recently Used. This shaves 25% of the processor cycles off.
*
Now memcpy is the largest mips consumer in the system, probably due
*
Now memcpy is the largest mips consumer in the system, probably due
to the inefficient X11 stuff.
*
to the inefficient X11 stuff.
*
GL libraries seem to be very slow on this machine 1.33Ghz PB running
*
GL libraries seem to be very slow on this machine 1.33Ghz PB running
Jaguar, this is not the case for my 1Ghz PB. I thought it might be
*
Jaguar, this is not the case for my 1Ghz PB. I thought it might be
a versioning issue, however I have libGL.1.2.dylib for both
*
a versioning issue, however I have libGL.1.2.dylib for both
machines. (We need to figure this out now.)
*
machines. (We need to figure this out now.)
*
GL2 libraries work now with patch for RGB32.
*
GL2 libraries work now with patch for RGB32.
*
NOTE: quartz vo driver ARGB32_to_RGB24 consumes 30% of the processor.
*
NOTE: quartz vo driver ARGB32_to_RGB24 consumes 30% of the processor.
*
Integrated luma prescaling adjustment for saturation/contrast/brightness
*
Integrated luma prescaling adjustment for saturation/contrast/brightness
adjustment.
*
adjustment.
*/
*/
#include <stdio.h>
#include <stdio.h>
#include <stdlib.h>
#include <stdlib.h>
#include <string.h>
#include <string.h>
#include <inttypes.h>
#include <inttypes.h>
#include <assert.h>
#include <assert.h>
#include "config.h"
#include "config.h"
#include "libswscale/rgb2rgb.h"
#include "libswscale/rgb2rgb.h"
#include "libswscale/swscale.h"
#include "libswscale/swscale.h"
...
@@ -103,456 +104,451 @@ adjustment.
...
@@ -103,456 +104,451 @@ adjustment.
typedef
unsigned
char
ubyte
;
typedef
unsigned
char
ubyte
;
typedef
signed
char
sbyte
;
typedef
signed
char
sbyte
;
/* RGB interleaver, 16 planar pels 8-bit samples per channel in
/* RGB interleaver, 16 planar pels 8-bit samples per channel in
homogeneous vector registers x0,x1,x2 are interleaved with the
* homogeneous vector registers x0,x1,x2 are interleaved with the
following technique:
* following technique:
*
o0 = vec_mergeh (x0,x1);
* o0 = vec_mergeh(x0, x1);
o1 = vec_perm (o0, x2, perm_rgb_0);
* o1 = vec_perm(o0, x2, perm_rgb_0);
o2 = vec_perm (o0, x2, perm_rgb_1);
* o2 = vec_perm(o0, x2, perm_rgb_1);
o3 = vec_mergel (x0,x1);
* o3 = vec_mergel(x0, x1);
o4 = vec_perm (o3,o2,perm_rgb_2);
* o4 = vec_perm(o3, o2, perm_rgb_2);
o5 = vec_perm (o3,o2,perm_rgb_3);
* o5 = vec_perm(o3, o2, perm_rgb_3);
*
perm_rgb_0: o0(RG).h v1(B) --> o1*
* perm_rgb_0: o0(RG).h v1(B) --> o1*
0 1 2 3 4
* 0 1 2 3 4
rgbr|gbrg|brgb|rgbr
* rgbr|gbrg|brgb|rgbr
0010 0100 1001 0010
* 0010 0100 1001 0010
0102 3145 2673 894A
* 0102 3145 2673 894A
*
perm_rgb_1: o0(RG).h v1(B) --> o2
* perm_rgb_1: o0(RG).h v1(B) --> o2
0 1 2 3 4
* 0 1 2 3 4
gbrg|brgb|bbbb|bbbb
* gbrg|brgb|bbbb|bbbb
0100 1001 1111 1111
* 0100 1001 1111 1111
B5CD 6EF7 89AB CDEF
* B5CD 6EF7 89AB CDEF
*
perm_rgb_2: o3(RG).l o2(rgbB.l) --> o4*
* perm_rgb_2: o3(RG).l o2(rgbB.l) --> o4*
0 1 2 3 4
* 0 1 2 3 4
gbrg|brgb|rgbr|gbrg
* gbrg|brgb|rgbr|gbrg
1111 1111 0010 0100
* 1111 1111 0010 0100
89AB CDEF 0182 3945
* 89AB CDEF 0182 3945
*
perm_rgb_2: o3(RG).l o2(rgbB.l) ---> o5*
* perm_rgb_2: o3(RG).l o2(rgbB.l) ---> o5*
0 1 2 3 4
* 0 1 2 3 4
brgb|rgbr|gbrg|brgb
* brgb|rgbr|gbrg|brgb
1001 0010 0100 1001
* 1001 0010 0100 1001
a67b 89cA BdCD eEFf
* a67b 89cA BdCD eEFf
*
*/
*/
static
static
const
vector
unsigned
char
const
vector
unsigned
char
perm_rgb_0
=
{
0x00
,
0x01
,
0x10
,
0x02
,
0x03
,
0x11
,
0x04
,
0x05
,
perm_rgb_0
=
{
0x00
,
0x01
,
0x10
,
0x02
,
0x03
,
0x11
,
0x04
,
0x05
,
0x12
,
0x06
,
0x07
,
0x13
,
0x08
,
0x09
,
0x14
,
0x0a
},
0x12
,
0x06
,
0x07
,
0x13
,
0x08
,
0x09
,
0x14
,
0x0a
},
perm_rgb_1
=
{
0x0b
,
0x15
,
0x0c
,
0x0d
,
0x16
,
0x0e
,
0x0f
,
0x17
,
perm_rgb_1
=
{
0x0b
,
0x15
,
0x0c
,
0x0d
,
0x16
,
0x0e
,
0x0f
,
0x17
,
0x18
,
0x19
,
0x1a
,
0x1b
,
0x1c
,
0x1d
,
0x1e
,
0x1f
},
0x18
,
0x19
,
0x1a
,
0x1b
,
0x1c
,
0x1d
,
0x1e
,
0x1f
},
perm_rgb_2
=
{
0x10
,
0x11
,
0x12
,
0x13
,
0x14
,
0x15
,
0x16
,
0x17
,
perm_rgb_2
=
{
0x10
,
0x11
,
0x12
,
0x13
,
0x14
,
0x15
,
0x16
,
0x17
,
0x00
,
0x01
,
0x18
,
0x02
,
0x03
,
0x19
,
0x04
,
0x05
},
0x00
,
0x01
,
0x18
,
0x02
,
0x03
,
0x19
,
0x04
,
0x05
},
perm_rgb_3
=
{
0x1a
,
0x06
,
0x07
,
0x1b
,
0x08
,
0x09
,
0x1c
,
0x0a
,
perm_rgb_3
=
{
0x1a
,
0x06
,
0x07
,
0x1b
,
0x08
,
0x09
,
0x1c
,
0x0a
,
0x0b
,
0x1d
,
0x0c
,
0x0d
,
0x1e
,
0x0e
,
0x0f
,
0x1f
};
0x0b
,
0x1d
,
0x0c
,
0x0d
,
0x1e
,
0x0e
,
0x0f
,
0x1f
};
#define vec_merge3(x2, x1, x0, y0, y1, y2) \
#define vec_merge3(x2,x1,x0,y0,y1,y2) \
do { \
do { \
__typeof__(x0) o0, o2, o3; \
__typeof__(x0) o0,o2,o3; \
o0 = vec_mergeh(x0, x1); \
o0 = vec_mergeh (x0,x1); \
y0 = vec_perm(o0, x2, perm_rgb_0); \
y0 = vec_perm (o0, x2, perm_rgb_0); \
o2 = vec_perm(o0, x2, perm_rgb_1); \
o2 = vec_perm (o0, x2, perm_rgb_1); \
o3 = vec_mergel(x0, x1); \
o3 = vec_mergel (x0,x1); \
y1 = vec_perm(o3, o2, perm_rgb_2); \
y1 = vec_perm (o3,o2,perm_rgb_2); \
y2 = vec_perm(o3, o2, perm_rgb_3); \
y2 = vec_perm (o3,o2,perm_rgb_3); \
} while (0)
} while(0)
#define vec_mstbgr24(x0, x1, x2, ptr) \
#define vec_mstbgr24(x0,x1,x2,ptr) \
do { \
do { \
__typeof__(x0) _0, _1, _2; \
__typeof__(x0) _0,_1,_2; \
vec_merge3(x0, x1, x2, _0, _1, _2); \
vec_merge3 (x0,x1,x2,_0,_1,_2); \
vec_st(_0, 0, ptr++); \
vec_st (_0, 0, ptr++); \
vec_st(_1, 0, ptr++); \
vec_st (_1, 0, ptr++); \
vec_st(_2, 0, ptr++); \
vec_st (_2, 0, ptr++); \
} while (0)
} while (0)
#define vec_mstrgb24(x0, x1, x2, ptr) \
#define vec_mstrgb24(x0,x1,x2,ptr) \
do { \
do { \
__typeof__(x0) _0, _1, _2; \
__typeof__(x0) _0,_1,_2; \
vec_merge3(x2, x1, x0, _0, _1, _2); \
vec_merge3 (x2,x1,x0,_0,_1,_2); \
vec_st(_0, 0, ptr++); \
vec_st (_0, 0, ptr++); \
vec_st(_1, 0, ptr++); \
vec_st (_1, 0, ptr++); \
vec_st(_2, 0, ptr++); \
vec_st (_2, 0, ptr++); \
} while (0)
} while (0)
/* pack the pixels in rgb0 format
/* pack the pixels in rgb0 format
msb R
* msb R
lsb 0
* lsb 0
*/
*/
#define vec_mstrgb32(T,x0,x1,x2,x3,ptr) \
#define vec_mstrgb32(T, x0, x1, x2, x3, ptr) \
do { \
do { \
T _0,_1,_2,_3; \
T _0, _1, _2, _3; \
_0 = vec_mergeh (x0,x1); \
_0 = vec_mergeh(x0, x1); \
_1 = vec_mergeh (x2,x3); \
_1 = vec_mergeh(x2, x3); \
_2 = (T)vec_mergeh ((vector unsigned short)_0,(vector unsigned short)_1); \
_2 = (T) vec_mergeh((vector unsigned short) _0, \
_3 = (T)vec_mergel ((vector unsigned short)_0,(vector unsigned short)_1); \
(vector unsigned short) _1); \
vec_st (_2, 0*16, (T *)ptr); \
_3 = (T) vec_mergel((vector unsigned short) _0, \
vec_st (_3, 1*16, (T *)ptr); \
(vector unsigned short) _1); \
_0 = vec_mergel (x0,x1); \
vec_st(_2, 0 * 16, (T *) ptr); \
_1 = vec_mergel (x2,x3); \
vec_st(_3, 1 * 16, (T *) ptr); \
_2 = (T)vec_mergeh ((vector unsigned short)_0,(vector unsigned short)_1); \
_0 = vec_mergel(x0, x1); \
_3 = (T)vec_mergel ((vector unsigned short)_0,(vector unsigned short)_1); \
_1 = vec_mergel(x2, x3); \
vec_st (_2, 2*16, (T *)ptr); \
_2 = (T) vec_mergeh((vector unsigned short) _0, \
vec_st (_3, 3*16, (T *)ptr); \
(vector unsigned short) _1); \
ptr += 4; \
_3 = (T) vec_mergel((vector unsigned short) _0, \
} while (0)
(vector unsigned short) _1); \
vec_st(_2, 2 * 16, (T *) ptr); \
vec_st(_3, 3 * 16, (T *) ptr); \
ptr += 4; \
} while (0)
/*
/*
* 1 0 1.4021 | | Y |
* 1 -0.3441 -0.7142 |x| Cb|
* 1 1.7718 0 | | Cr|
*
*
* Y: [-128 127]
* Cb/Cr : [-128 127]
*
* typical YUV conversion works on Y: 0-255 this version has been
* optimized for JPEG decoding.
*/
| 1 0 1.4021 | | Y |
#define vec_unh(x) \
| 1 -0.3441 -0.7142 |x| Cb|
(vector signed short) \
| 1 1.7718 0 | | Cr|
vec_perm(x, (__typeof__(x)) { 0 }, \
((vector unsigned char) { \
0x10, 0x00, 0x10, 0x01, 0x10, 0x02, 0x10, 0x03, \
Y: [-128 127]
0x10, 0x04, 0x10, 0x05, 0x10, 0x06, 0x10, 0x07 }))
Cb/Cr : [-128 127]
#define vec_unl(x) \
typical yuv conversion work on Y: 0-255 this version has been optimized for jpeg decode.
(vector signed short) \
vec_perm(x, (__typeof__(x)) { 0 }, \
*/
((vector unsigned char) { \
0x10, 0x08, 0x10, 0x09, 0x10, 0x0A, 0x10, 0x0B, \
0x10, 0x0C, 0x10, 0x0D, 0x10, 0x0E, 0x10, 0x0F }))
#define vec_clip_s16(x) \
#define vec_unh(x) \
vec_max(vec_min(x, ((vector signed short) { \
(vector signed short) \
235, 235, 235, 235, 235, 235, 235, 235 })), \
vec_perm(x,(__typeof__(x)){0}, \
((vector signed short) { 16, 16, 16, 16, 16, 16, 16, 16 }))
((vector unsigned char){0x10,0x00,0x10,0x01,0x10,0x02,0x10,0x03,\
0x10,0x04,0x10,0x05,0x10,0x06,0x10,0x07}))
#define vec_packclp(x, y) \
#define vec_unl(x) \
(vector unsigned char) \
(vector signed short) \
vec_packs((vector unsigned short) \
vec_perm(x,(__typeof__(x)){0}, \
vec_max(x, ((vector signed short) { 0 })), \
((vector unsigned char){0x10,0x08,0x10,0x09,0x10,0x0A,0x10,0x0B,\
(vector unsigned short) \
0x10,0x0C,0x10,0x0D,0x10,0x0E,0x10,0x0F}))
vec_max(y, ((vector signed short) { 0 })))
#define vec_clip_s16(x) \
//#define out_pixels(a, b, c, ptr) vec_mstrgb32(__typeof__(a), ((__typeof__(a)) { 255 }), a, a, a, ptr)
vec_max (vec_min (x, ((vector signed short){235,235,235,235,235,235,235,235})), \
((vector signed short){ 16, 16, 16, 16, 16, 16, 16, 16}))
static
inline
void
cvtyuvtoRGB
(
SwsContext
*
c
,
vector
signed
short
Y
,
vector
signed
short
U
,
vector
signed
short
V
,
#define vec_packclp(x,y) \
vector
signed
short
*
R
,
vector
signed
short
*
G
,
(vector unsigned char)vec_packs \
vector
signed
short
*
B
)
((vector unsigned short)vec_max (x,((vector signed short) {0})), \
(vector unsigned short)vec_max (y,((vector signed short) {0})))
//#define out_pixels(a,b,c,ptr) vec_mstrgb32(__typeof__(a),((__typeof__ (a)){255}),a,a,a,ptr)
static
inline
void
cvtyuvtoRGB
(
SwsContext
*
c
,
vector
signed
short
Y
,
vector
signed
short
U
,
vector
signed
short
V
,
vector
signed
short
*
R
,
vector
signed
short
*
G
,
vector
signed
short
*
B
)
{
{
vector
signed
short
vx
,
ux
,
uvx
;
vector
signed
short
vx
,
ux
,
uvx
;
Y
=
vec_mradds
(
Y
,
c
->
CY
,
c
->
OY
);
Y
=
vec_mradds
(
Y
,
c
->
CY
,
c
->
OY
);
U
=
vec_sub
(
U
,
(
vector
signed
short
)
U
=
vec_sub
(
U
,
(
vector
signed
short
)
vec_splat
((
vector
signed
short
){
128
},
0
));
vec_splat
((
vector
signed
short
)
{
128
},
0
));
V
=
vec_sub
(
V
,
(
vector
signed
short
)
V
=
vec_sub
(
V
,
(
vector
signed
short
)
vec_splat
((
vector
signed
short
){
128
},
0
));
vec_splat
((
vector
signed
short
)
{
128
},
0
));
//
ux = (CBU*(u<<c->CSHIFT)+0x4000)>>
15;
//
ux = (CBU * (u << c->CSHIFT) + 0x4000) >>
15;
ux
=
vec_sl
(
U
,
c
->
CSHIFT
);
ux
=
vec_sl
(
U
,
c
->
CSHIFT
);
*
B
=
vec_mradds
(
ux
,
c
->
CBU
,
Y
);
*
B
=
vec_mradds
(
ux
,
c
->
CBU
,
Y
);
// vx = (CRV
*(v<<c->CSHIFT)+0x4000)>>
15;
// vx = (CRV
* (v << c->CSHIFT) + 0x4000) >>
15;
vx
=
vec_sl
(
V
,
c
->
CSHIFT
);
vx
=
vec_sl
(
V
,
c
->
CSHIFT
);
*
R
=
vec_mradds
(
vx
,
c
->
CRV
,
Y
);
*
R
=
vec_mradds
(
vx
,
c
->
CRV
,
Y
);
// uvx = ((CGU
*u) + (CGV*v))>>
15;
// uvx = ((CGU
* u) + (CGV * v)) >>
15;
uvx
=
vec_mradds
(
U
,
c
->
CGU
,
Y
);
uvx
=
vec_mradds
(
U
,
c
->
CGU
,
Y
);
*
G
=
vec_mradds
(
V
,
c
->
CGV
,
uvx
);
*
G
=
vec_mradds
(
V
,
c
->
CGV
,
uvx
);
}
}
/*
/*
------------------------------------------------------------------------------
* ------------------------------------------------------------------------------
CS converters
* CS converters
------------------------------------------------------------------------------
* ------------------------------------------------------------------------------
*/
*/
#define DEFCSP420_CVT(name,out_pixels) \
#define DEFCSP420_CVT(name, out_pixels) \
static int altivec_##name (SwsContext *c, \
static int altivec_ ## name(SwsContext *c, const unsigned char **in, \
const unsigned char **in, int *instrides, \
int *instrides, int srcSliceY, int srcSliceH, \
int srcSliceY, int srcSliceH, \
unsigned char **oplanes, int *outstrides) \
unsigned char **oplanes, int *outstrides) \
{ \
{ \
int w = c->srcW; \
int w = c->srcW; \
int h = srcSliceH; \
int h = srcSliceH; \
int i, j; \
int i,j; \
int instrides_scl[3]; \
int instrides_scl[3]; \
vector unsigned char y0, y1; \
vector unsigned char y0,y1; \
\
\
vector signed char u, v; \
vector signed char u,v; \
\
\
vector signed short Y0, Y1, Y2, Y3; \
vector signed short Y0,Y1,Y2,Y3; \
vector signed short U, V; \
vector signed short U,V; \
vector signed short vx, ux, uvx; \
vector signed short vx,ux,uvx; \
vector signed short vx0, ux0, uvx0; \
vector signed short vx0,ux0,uvx0; \
vector signed short vx1, ux1, uvx1; \
vector signed short vx1,ux1,uvx1; \
vector signed short R0, G0, B0; \
vector signed short R0,G0,B0; \
vector signed short R1, G1, B1; \
vector signed short R1,G1,B1; \
vector unsigned char R, G, B; \
vector unsigned char R,G,B; \
\
\
vector unsigned char *y1ivP, *y2ivP, *uivP, *vivP; \
vector unsigned char *y1ivP, *y2ivP, *uivP, *vivP; \
vector unsigned char align_perm; \
vector unsigned char align_perm; \
\
\
vector signed short lCY = c->CY; \
vector signed short \
vector signed short lOY = c->OY; \
lCY = c->CY, \
vector signed short lCRV = c->CRV; \
lOY = c->OY, \
vector signed short lCBU = c->CBU; \
lCRV = c->CRV, \
vector signed short lCGU = c->CGU; \
lCBU = c->CBU, \
vector signed short lCGV = c->CGV; \
lCGU = c->CGU, \
vector unsigned short lCSHIFT = c->CSHIFT; \
lCGV = c->CGV; \
\
\
const ubyte *y1i = in[0]; \
vector unsigned short lCSHIFT = c->CSHIFT; \
const ubyte *y2i = in[0] + instrides[0]; \
\
const ubyte *ui = in[1]; \
const ubyte *y1i = in[0]; \
const ubyte *vi = in[2]; \
const ubyte *y2i = in[0]+instrides[0]; \
\
const ubyte *ui = in[1]; \
vector unsigned char *oute = \
const ubyte *vi = in[2]; \
(vector unsigned char *) \
\
(oplanes[0] + srcSliceY * outstrides[0]); \
vector unsigned char *oute \
vector unsigned char *outo = \
= (vector unsigned char *) \
(vector unsigned char *) \
(oplanes[0]+srcSliceY*outstrides[0]); \
(oplanes[0] + srcSliceY * outstrides[0] + outstrides[0]); \
vector unsigned char *outo \
\
= (vector unsigned char *) \
/* loop moves y{1, 2}i by w */
\
(oplanes[0]+srcSliceY*outstrides[0]+outstrides[0]); \
instrides_scl[0] = instrides[0] * 2 - w; \
\
/* loop moves ui by w / 2 */
\
\
instrides_scl[1] = instrides[1] - w / 2; \
instrides_scl[0] = instrides[0]*2-w;
/* the loop moves y{1,2}i by w */
\
/* loop moves vi by w / 2 */
\
instrides_scl[1] = instrides[1]-w/2;
/* the loop moves ui by w/2 */
\
instrides_scl[2] = instrides[2] - w / 2; \
instrides_scl[2] = instrides[2]-w/2;
/* the loop moves vi by w/2 */
\
\
\
for (i = 0; i < h / 2; i++) { \
\
vec_dstst(outo, (0x02000002 | (((w * 3 + 32) / 32) << 16)), 0); \
for (i=0;i<h/2;i++) { \
vec_dstst(oute, (0x02000002 | (((w * 3 + 32) / 32) << 16)), 1); \
vec_dstst (outo, (0x02000002|(((w*3+32)/32)<<16)), 0); \
\
vec_dstst (oute, (0x02000002|(((w*3+32)/32)<<16)), 1); \
for (j = 0; j < w / 16; j++) { \
\
y1ivP = (vector unsigned char *) y1i; \
for (j=0;j<w/16;j++) { \
y2ivP = (vector unsigned char *) y2i; \
\
uivP = (vector unsigned char *) ui; \
y1ivP = (vector unsigned char *)y1i; \
vivP = (vector unsigned char *) vi; \
y2ivP = (vector unsigned char *)y2i; \
\
uivP = (vector unsigned char *)ui; \
align_perm = vec_lvsl(0, y1i); \
vivP = (vector unsigned char *)vi; \
y0 = (vector unsigned char) \
\
vec_perm(y1ivP[0], y1ivP[1], align_perm); \
align_perm = vec_lvsl (0, y1i); \
\
y0 = (vector unsigned char) \
align_perm = vec_lvsl(0, y2i); \
vec_perm (y1ivP[0], y1ivP[1], align_perm); \
y1 = (vector unsigned char) \
\
vec_perm(y2ivP[0], y2ivP[1], align_perm); \
align_perm = vec_lvsl (0, y2i); \
\
y1 = (vector unsigned char) \
align_perm = vec_lvsl(0, ui); \
vec_perm (y2ivP[0], y2ivP[1], align_perm); \
u = (vector signed char) \
\
vec_perm(uivP[0], uivP[1], align_perm); \
align_perm = vec_lvsl (0, ui); \
\
u = (vector signed char) \
align_perm = vec_lvsl(0, vi); \
vec_perm (uivP[0], uivP[1], align_perm); \
v = (vector signed char) \
\
vec_perm(vivP[0], vivP[1], align_perm); \
align_perm = vec_lvsl (0, vi); \
\
v = (vector signed char) \
u = (vector signed char) \
vec_perm (vivP[0], vivP[1], align_perm); \
vec_sub(u, \
\
(vector signed char) \
u = (vector signed char) \
vec_splat((vector signed char) { 128 }, 0)); \
vec_sub (u,(vector signed char) \
v = (vector signed char) \
vec_splat((vector signed char){128},0)); \
vec_sub(v, \
v = (vector signed char) \
(vector signed char) \
vec_sub (v,(vector signed char) \
vec_splat((vector signed char) { 128 }, 0)); \
vec_splat((vector signed char){128},0)); \
\
\
U = vec_unpackh(u); \
U = vec_unpackh (u); \
V = vec_unpackh(v); \
V = vec_unpackh (v); \
\
\
Y0 = vec_unh(y0); \
\
Y1 = vec_unl(y0); \
Y0 = vec_unh (y0); \
Y2 = vec_unh(y1); \
Y1 = vec_unl (y0); \
Y3 = vec_unl(y1); \
Y2 = vec_unh (y1); \
\
Y3 = vec_unl (y1); \
Y0 = vec_mradds(Y0, lCY, lOY); \
\
Y1 = vec_mradds(Y1, lCY, lOY); \
Y0 = vec_mradds (Y0, lCY, lOY); \
Y2 = vec_mradds(Y2, lCY, lOY); \
Y1 = vec_mradds (Y1, lCY, lOY); \
Y3 = vec_mradds(Y3, lCY, lOY); \
Y2 = vec_mradds (Y2, lCY, lOY); \
\
Y3 = vec_mradds (Y3, lCY, lOY); \
/* ux = (CBU * (u << CSHIFT) + 0x4000) >> 15 */
\
\
ux = vec_sl(U, lCSHIFT); \
/* ux = (CBU*(u<<CSHIFT)+0x4000)>>15 */
\
ux = vec_mradds(ux, lCBU, (vector signed short) { 0 }); \
ux = vec_sl (U, lCSHIFT); \
ux0 = vec_mergeh(ux, ux); \
ux = vec_mradds (ux, lCBU, (vector signed short){0}); \
ux1 = vec_mergel(ux, ux); \
ux0 = vec_mergeh (ux,ux); \
\
ux1 = vec_mergel (ux,ux); \
/* vx = (CRV * (v << CSHIFT) + 0x4000) >> 15; */
\
\
vx = vec_sl(V, lCSHIFT); \
/* vx = (CRV*(v<<CSHIFT)+0x4000)>>15; */
\
vx = vec_mradds(vx, lCRV, (vector signed short) { 0 }); \
vx = vec_sl (V, lCSHIFT); \
vx0 = vec_mergeh(vx, vx); \
vx = vec_mradds (vx, lCRV, (vector signed short){0}); \
vx1 = vec_mergel(vx, vx); \
vx0 = vec_mergeh (vx,vx); \
\
vx1 = vec_mergel (vx,vx); \
/* uvx = ((CGU * u) + (CGV * v)) >> 15 */
\
\
uvx = vec_mradds(U, lCGU, (vector signed short) { 0 }); \
/* uvx = ((CGU*u) + (CGV*v))>>15 */
\
uvx = vec_mradds(V, lCGV, uvx); \
uvx = vec_mradds (U, lCGU, (vector signed short){0}); \
uvx0 = vec_mergeh(uvx, uvx); \
uvx = vec_mradds (V, lCGV, uvx); \
uvx1 = vec_mergel(uvx, uvx); \
uvx0 = vec_mergeh (uvx,uvx); \
\
uvx1 = vec_mergel (uvx,uvx); \
R0 = vec_add(Y0, vx0); \
\
G0 = vec_add(Y0, uvx0); \
R0 = vec_add (Y0,vx0); \
B0 = vec_add(Y0, ux0); \
G0 = vec_add (Y0,uvx0); \
R1 = vec_add(Y1, vx1); \
B0 = vec_add (Y0,ux0); \
G1 = vec_add(Y1, uvx1); \
R1 = vec_add (Y1,vx1); \
B1 = vec_add(Y1, ux1); \
G1 = vec_add (Y1,uvx1); \
\
B1 = vec_add (Y1,ux1); \
R = vec_packclp(R0, R1); \
\
G = vec_packclp(G0, G1); \
R = vec_packclp (R0,R1); \
B = vec_packclp(B0, B1); \
G = vec_packclp (G0,G1); \
\
B = vec_packclp (B0,B1); \
out_pixels(R, G, B, oute); \
\
\
out_pixels(R,G,B,oute); \
R0 = vec_add(Y2, vx0); \
\
G0 = vec_add(Y2, uvx0); \
R0 = vec_add (Y2,vx0); \
B0 = vec_add(Y2, ux0); \
G0 = vec_add (Y2,uvx0); \
R1 = vec_add(Y3, vx1); \
B0 = vec_add (Y2,ux0); \
G1 = vec_add(Y3, uvx1); \
R1 = vec_add (Y3,vx1); \
B1 = vec_add(Y3, ux1); \
G1 = vec_add (Y3,uvx1); \
R = vec_packclp(R0, R1); \
B1 = vec_add (Y3,ux1); \
G = vec_packclp(G0, G1); \
R = vec_packclp (R0,R1); \
B = vec_packclp(B0, B1); \
G = vec_packclp (G0,G1); \
\
B = vec_packclp (B0,B1); \
\
\
out_pixels(R, G, B, outo); \
\
\
out_pixels(R,G,B,outo); \
y1i += 16; \
\
y2i += 16; \
y1i += 16; \
ui += 8; \
y2i += 16; \
vi += 8; \
ui += 8; \
} \
vi += 8; \
\
\
outo += (outstrides[0]) >> 4; \
} \
oute += (outstrides[0]) >> 4; \
\
\
outo += (outstrides[0])>>4; \
ui += instrides_scl[1]; \
oute += (outstrides[0])>>4; \
vi += instrides_scl[2]; \
\
y1i += instrides_scl[0]; \
ui += instrides_scl[1]; \
y2i += instrides_scl[0]; \
vi += instrides_scl[2]; \
} \
y1i += instrides_scl[0]; \
return srcSliceH; \
y2i += instrides_scl[0]; \
} \
return srcSliceH; \
}
}
#define out_abgr(a, b, c, ptr) \
#define out_abgr(a,b,c,ptr) vec_mstrgb32(__typeof__(a),((__typeof__ (a)){255}),c,b,a,ptr)
vec_mstrgb32(__typeof__(a), ((__typeof__(a)) { 255 }), c, b, a, ptr)
#define out_bgra(a,b,c,ptr) vec_mstrgb32(__typeof__(a),c,b,a,((__typeof__ (a)){255}),ptr)
#define out_bgra(a, b, c, ptr) \
#define out_rgba(a,b,c,ptr) vec_mstrgb32(__typeof__(a),a,b,c,((__typeof__ (a)){255}),ptr)
vec_mstrgb32(__typeof__(a), c, b, a, ((__typeof__(a)) { 255 }), ptr)
#define out_argb(a,b,c,ptr) vec_mstrgb32(__typeof__(a),((__typeof__ (a)){255}),a,b,c,ptr)
#define out_rgba(a, b, c, ptr) \
#define out_rgb24(a,b,c,ptr) vec_mstrgb24(a,b,c,ptr)
vec_mstrgb32(__typeof__(a), a, b, c, ((__typeof__(a)) { 255 }), ptr)
#define out_bgr24(a,b,c,ptr) vec_mstbgr24(a,b,c,ptr)
#define out_argb(a, b, c, ptr) \
vec_mstrgb32(__typeof__(a), ((__typeof__(a)) { 255 }), a, b, c, ptr)
DEFCSP420_CVT
(
yuv2_abgr
,
out_abgr
)
#define out_rgb24(a, b, c, ptr) vec_mstrgb24(a, b, c, ptr)
DEFCSP420_CVT
(
yuv2_bgra
,
out_bgra
)
#define out_bgr24(a, b, c, ptr) vec_mstbgr24(a, b, c, ptr)
DEFCSP420_CVT
(
yuv2_rgba
,
out_rgba
)
DEFCSP420_CVT
(
yuv2_argb
,
out_argb
)
DEFCSP420_CVT
(
yuv2_abgr
,
out_abgr
)
DEFCSP420_CVT
(
yuv2_rgb24
,
out_rgb24
)
DEFCSP420_CVT
(
yuv2_bgra
,
out_bgra
)
DEFCSP420_CVT
(
yuv2_bgr24
,
out_bgr24
)
DEFCSP420_CVT
(
yuv2_rgba
,
out_rgba
)
DEFCSP420_CVT
(
yuv2_argb
,
out_argb
)
DEFCSP420_CVT
(
yuv2_rgb24
,
out_rgb24
)
DEFCSP420_CVT
(
yuv2_bgr24
,
out_bgr24
)
// uyvy|uyvy|uyvy|uyvy
// uyvy|uyvy|uyvy|uyvy
// 0123 4567 89ab cdef
// 0123 4567 89ab cdef
static
static
const
vector
unsigned
char
const
vector
unsigned
char
demux_u
=
{
0x10
,
0x00
,
0x10
,
0x00
,
demux_u
=
{
0x10
,
0x00
,
0x10
,
0x00
,
0x10
,
0x04
,
0x10
,
0x04
,
0x10
,
0x04
,
0x10
,
0x04
,
0x10
,
0x08
,
0x10
,
0x08
,
0x10
,
0x08
,
0x10
,
0x08
,
0x10
,
0x0c
,
0x10
,
0x0c
},
0x10
,
0x0c
,
0x10
,
0x0c
},
demux_v
=
{
0x10
,
0x02
,
0x10
,
0x02
,
demux_v
=
{
0x10
,
0x02
,
0x10
,
0x02
,
0x10
,
0x06
,
0x10
,
0x06
,
0x10
,
0x06
,
0x10
,
0x06
,
0x10
,
0x0A
,
0x10
,
0x0A
,
0x10
,
0x0A
,
0x10
,
0x0A
,
0x10
,
0x0E
,
0x10
,
0x0E
},
0x10
,
0x0E
,
0x10
,
0x0E
},
demux_y
=
{
0x10
,
0x01
,
0x10
,
0x03
,
demux_y
=
{
0x10
,
0x01
,
0x10
,
0x03
,
0x10
,
0x05
,
0x10
,
0x07
,
0x10
,
0x05
,
0x10
,
0x07
,
0x10
,
0x09
,
0x10
,
0x0B
,
0x10
,
0x09
,
0x10
,
0x0B
,
0x10
,
0x0D
,
0x10
,
0x0F
};
0x10
,
0x0D
,
0x10
,
0x0F
};
/*
/*
this is so I can play live CCIR raw video
* this is so I can play live CCIR raw video
*/
*/
static
int
altivec_uyvy_rgb32
(
SwsContext
*
c
,
static
int
altivec_uyvy_rgb32
(
SwsContext
*
c
,
const
unsigned
char
**
in
,
const
unsigned
char
**
in
,
int
*
instrides
,
int
*
instrides
,
int
srcSliceY
,
int
srcSliceH
,
int
srcSliceY
,
int
srcSliceH
,
unsigned
char
**
oplanes
,
int
*
outstrides
)
unsigned
char
**
oplanes
,
int
*
outstrides
)
{
{
int
w
=
c
->
srcW
;
int
w
=
c
->
srcW
;
int
h
=
srcSliceH
;
int
h
=
srcSliceH
;
int
i
,
j
;
int
i
,
j
;
vector
unsigned
char
uyvy
;
vector
unsigned
char
uyvy
;
vector
signed
short
Y
,
U
,
V
;
vector
signed
short
Y
,
U
,
V
;
vector
signed
short
R0
,
G0
,
B0
,
R1
,
G1
,
B1
;
vector
signed
short
R0
,
G0
,
B0
,
R1
,
G1
,
B1
;
vector
unsigned
char
R
,
G
,
B
;
vector
unsigned
char
R
,
G
,
B
;
vector
unsigned
char
*
out
;
vector
unsigned
char
*
out
;
const
ubyte
*
img
;
const
ubyte
*
img
;
img
=
in
[
0
];
img
=
in
[
0
];
out
=
(
vector
unsigned
char
*
)
(
oplanes
[
0
]
+
srcSliceY
*
outstrides
[
0
]);
out
=
(
vector
unsigned
char
*
)
(
oplanes
[
0
]
+
srcSliceY
*
outstrides
[
0
]);
for
(
i
=
0
;
i
<
h
;
i
++
)
{
for
(
i
=
0
;
i
<
h
;
i
++
)
for
(
j
=
0
;
j
<
w
/
16
;
j
++
)
{
for
(
j
=
0
;
j
<
w
/
16
;
j
++
)
{
uyvy
=
vec_ld
(
0
,
img
);
uyvy
=
vec_ld
(
0
,
img
);
U
=
(
vector
signed
short
)
vec_perm
(
uyvy
,
(
vector
unsigned
char
){
0
},
demux_u
);
U
=
(
vector
signed
short
)
vec_perm
(
uyvy
,
(
vector
unsigned
char
)
{
0
},
demux_u
);
V
=
(
vector
signed
short
)
V
=
(
vector
signed
short
)
vec_perm
(
uyvy
,
(
vector
unsigned
char
){
0
},
demux_v
);
vec_perm
(
uyvy
,
(
vector
unsigned
char
)
{
0
},
demux_v
);
Y
=
(
vector
signed
short
)
Y
=
(
vector
signed
short
)
vec_perm
(
uyvy
,
(
vector
unsigned
char
){
0
},
demux_y
);
vec_perm
(
uyvy
,
(
vector
unsigned
char
)
{
0
},
demux_y
);
cvtyuvtoRGB
(
c
,
Y
,
U
,
V
,
&
R0
,
&
G0
,
&
B0
);
cvtyuvtoRGB
(
c
,
Y
,
U
,
V
,
&
R0
,
&
G0
,
&
B0
);
uyvy
=
vec_ld
(
16
,
img
);
uyvy
=
vec_ld
(
16
,
img
);
U
=
(
vector
signed
short
)
vec_perm
(
uyvy
,
(
vector
unsigned
char
){
0
},
demux_u
);
U
=
(
vector
signed
short
)
vec_perm
(
uyvy
,
(
vector
unsigned
char
)
{
0
},
demux_u
);
V
=
(
vector
signed
short
)
V
=
(
vector
signed
short
)
vec_perm
(
uyvy
,
(
vector
unsigned
char
){
0
},
demux_v
);
vec_perm
(
uyvy
,
(
vector
unsigned
char
)
{
0
},
demux_v
);
Y
=
(
vector
signed
short
)
Y
=
(
vector
signed
short
)
vec_perm
(
uyvy
,
(
vector
unsigned
char
){
0
},
demux_y
);
vec_perm
(
uyvy
,
(
vector
unsigned
char
)
{
0
},
demux_y
);
cvtyuvtoRGB
(
c
,
Y
,
U
,
V
,
&
R1
,
&
G1
,
&
B1
);
cvtyuvtoRGB
(
c
,
Y
,
U
,
V
,
&
R1
,
&
G1
,
&
B1
);
R
=
vec_packclp
(
R0
,
R1
);
R
=
vec_packclp
(
R0
,
R1
);
G
=
vec_packclp
(
G0
,
G1
);
G
=
vec_packclp
(
G0
,
G1
);
B
=
vec_packclp
(
B0
,
B1
);
B
=
vec_packclp
(
B0
,
B1
);
//
vec_mstbgr24 (R,G,B, out);
// vec_mstbgr24 (R,G,B, out);
out_rgba
(
R
,
G
,
B
,
out
);
out_rgba
(
R
,
G
,
B
,
out
);
img
+=
32
;
img
+=
32
;
}
}
}
return
srcSliceH
;
return
srcSliceH
;
}
}
/* Ok currently the acceleration routine only supports
/* Ok currently the acceleration routine only supports
inputs of widths a multiple of 16
*
inputs of widths a multiple of 16
and heights a multiple 2
*
and heights a multiple 2
*
So we just fall back to the C codes for this.
*
So we just fall back to the C codes for this.
*/
*/
SwsFunc
ff_yuv2rgb_init_altivec
(
SwsContext
*
c
)
SwsFunc
ff_yuv2rgb_init_altivec
(
SwsContext
*
c
)
{
{
if
(
!
(
av_get_cpu_flags
()
&
AV_CPU_FLAG_ALTIVEC
))
if
(
!
(
av_get_cpu_flags
()
&
AV_CPU_FLAG_ALTIVEC
))
return
NULL
;
return
NULL
;
/*
/*
and this seems not to matter too much I tried a bunch of
* and this seems not to matter too much I tried a bunch of
videos with abnormal widths and MPlayer crashes elsewhere.
* videos with abnormal widths and MPlayer crashes elsewhere.
mplayer -vo x11 -rawvideo on:w=350:h=240 raw-350x240.eyuv
* mplayer -vo x11 -rawvideo on:w=350:h=240 raw-350x240.eyuv
boom with X11 bad match.
* boom with X11 bad match.
*
*/
*/
if
((
c
->
srcW
&
0xf
)
!=
0
)
return
NULL
;
if
((
c
->
srcW
&
0xf
)
!=
0
)
return
NULL
;
switch
(
c
->
srcFormat
)
{
switch
(
c
->
srcFormat
)
{
case
PIX_FMT_YUV410P
:
case
PIX_FMT_YUV410P
:
...
@@ -564,7 +560,7 @@ SwsFunc ff_yuv2rgb_init_altivec(SwsContext *c)
...
@@ -564,7 +560,7 @@ SwsFunc ff_yuv2rgb_init_altivec(SwsContext *c)
if
((
c
->
srcH
&
0x1
)
!=
0
)
if
((
c
->
srcH
&
0x1
)
!=
0
)
return
NULL
;
return
NULL
;
switch
(
c
->
dstFormat
)
{
switch
(
c
->
dstFormat
)
{
case
PIX_FMT_RGB24
:
case
PIX_FMT_RGB24
:
av_log
(
c
,
AV_LOG_WARNING
,
"ALTIVEC: Color Space RGB24
\n
"
);
av_log
(
c
,
AV_LOG_WARNING
,
"ALTIVEC: Color Space RGB24
\n
"
);
return
altivec_yuv2_rgb24
;
return
altivec_yuv2_rgb24
;
...
@@ -588,143 +584,160 @@ SwsFunc ff_yuv2rgb_init_altivec(SwsContext *c)
...
@@ -588,143 +584,160 @@ SwsFunc ff_yuv2rgb_init_altivec(SwsContext *c)
break
;
break
;
case
PIX_FMT_UYVY422
:
case
PIX_FMT_UYVY422
:
switch
(
c
->
dstFormat
)
{
switch
(
c
->
dstFormat
)
{
case
PIX_FMT_BGR32
:
case
PIX_FMT_BGR32
:
av_log
(
c
,
AV_LOG_WARNING
,
"ALTIVEC: Color Space UYVY -> RGB32
\n
"
);
av_log
(
c
,
AV_LOG_WARNING
,
"ALTIVEC: Color Space UYVY -> RGB32
\n
"
);
return
altivec_uyvy_rgb32
;
return
altivec_uyvy_rgb32
;
default:
return
NULL
;
default:
return
NULL
;
}
}
break
;
break
;
}
}
return
NULL
;
return
NULL
;
}
}
void
ff_yuv2rgb_init_tables_altivec
(
SwsContext
*
c
,
const
int
inv_table
[
4
],
int
brightness
,
int
contrast
,
int
saturation
)
void
ff_yuv2rgb_init_tables_altivec
(
SwsContext
*
c
,
const
int
inv_table
[
4
],
int
brightness
,
int
contrast
,
int
saturation
)
{
{
union
{
union
{
DECLARE_ALIGNED
(
16
,
signed
short
,
tmp
)[
8
];
DECLARE_ALIGNED
(
16
,
signed
short
,
tmp
)[
8
];
vector
signed
short
vec
;
vector
signed
short
vec
;
}
buf
;
}
buf
;
buf
.
tmp
[
0
]
=
((
0xffffLL
)
*
contrast
>>
8
)
>>
9
;
//cy
buf
.
tmp
[
0
]
=
((
0xffffLL
)
*
contrast
>>
8
)
>>
9
;
// cy
buf
.
tmp
[
1
]
=
-
256
*
brightness
;
//oy
buf
.
tmp
[
1
]
=
-
256
*
brightness
;
// oy
buf
.
tmp
[
2
]
=
(
inv_table
[
0
]
>>
3
)
*
(
contrast
>>
16
)
*
(
saturation
>>
16
);
//crv
buf
.
tmp
[
2
]
=
(
inv_table
[
0
]
>>
3
)
*
(
contrast
>>
16
)
*
(
saturation
>>
16
);
// crv
buf
.
tmp
[
3
]
=
(
inv_table
[
1
]
>>
3
)
*
(
contrast
>>
16
)
*
(
saturation
>>
16
);
//cbu
buf
.
tmp
[
3
]
=
(
inv_table
[
1
]
>>
3
)
*
(
contrast
>>
16
)
*
(
saturation
>>
16
);
// cbu
buf
.
tmp
[
4
]
=
-
((
inv_table
[
2
]
>>
1
)
*
(
contrast
>>
16
)
*
(
saturation
>>
16
));
//cgu
buf
.
tmp
[
4
]
=
-
((
inv_table
[
2
]
>>
1
)
*
(
contrast
>>
16
)
*
(
saturation
>>
16
));
// cgu
buf
.
tmp
[
5
]
=
-
((
inv_table
[
3
]
>>
1
)
*
(
contrast
>>
16
)
*
(
saturation
>>
16
));
//cgv
buf
.
tmp
[
5
]
=
-
((
inv_table
[
3
]
>>
1
)
*
(
contrast
>>
16
)
*
(
saturation
>>
16
));
// cgv
c
->
CSHIFT
=
(
vector
unsigned
short
)
vec_splat_u16
(
2
);
c
->
CSHIFT
=
(
vector
unsigned
short
)
vec_splat_u16
(
2
);
c
->
CY
=
vec_splat
((
vector
signed
short
)
buf
.
vec
,
0
);
c
->
CY
=
vec_splat
((
vector
signed
short
)
buf
.
vec
,
0
);
c
->
OY
=
vec_splat
((
vector
signed
short
)
buf
.
vec
,
1
);
c
->
OY
=
vec_splat
((
vector
signed
short
)
buf
.
vec
,
1
);
c
->
CRV
=
vec_splat
((
vector
signed
short
)
buf
.
vec
,
2
);
c
->
CRV
=
vec_splat
((
vector
signed
short
)
buf
.
vec
,
2
);
c
->
CBU
=
vec_splat
((
vector
signed
short
)
buf
.
vec
,
3
);
c
->
CBU
=
vec_splat
((
vector
signed
short
)
buf
.
vec
,
3
);
c
->
CGU
=
vec_splat
((
vector
signed
short
)
buf
.
vec
,
4
);
c
->
CGU
=
vec_splat
((
vector
signed
short
)
buf
.
vec
,
4
);
c
->
CGV
=
vec_splat
((
vector
signed
short
)
buf
.
vec
,
5
);
c
->
CGV
=
vec_splat
((
vector
signed
short
)
buf
.
vec
,
5
);
return
;
return
;
}
}
static
av_always_inline
void
ff_yuv2packedX_altivec
(
SwsContext
*
c
,
static
av_always_inline
void
const
int16_t
*
lumFilter
,
ff_yuv2packedX_altivec
(
SwsContext
*
c
,
const
int16_t
*
lumFilter
,
const
int16_t
**
lumSrc
,
const
int16_t
**
lumSrc
,
int
lumFilterSize
,
int
lumFilterSize
,
const
int16_t
*
chrFilter
,
const
int16_t
**
chrUSrc
,
const
int16_t
*
chrFilter
,
const
int16_t
**
chrVSrc
,
int
chrFilterSize
,
const
int16_t
**
chrUSrc
,
const
int16_t
**
alpSrc
,
uint8_t
*
dest
,
const
int16_t
**
chrVSrc
,
int
dstW
,
int
dstY
,
enum
PixelFormat
target
)
int
chrFilterSize
,
const
int16_t
**
alpSrc
,
uint8_t
*
dest
,
int
dstW
,
int
dstY
,
enum
PixelFormat
target
)
{
{
int
i
,
j
;
int
i
,
j
;
vector
signed
short
X
,
X0
,
X1
,
Y0
,
U0
,
V0
,
Y1
,
U1
,
V1
,
U
,
V
;
vector
signed
short
X
,
X0
,
X1
,
Y0
,
U0
,
V0
,
Y1
,
U1
,
V1
,
U
,
V
;
vector
signed
short
R0
,
G0
,
B0
,
R1
,
G1
,
B1
;
vector
signed
short
R0
,
G0
,
B0
,
R1
,
G1
,
B1
;
vector
unsigned
char
R
,
G
,
B
;
vector
unsigned
char
R
,
G
,
B
;
vector
unsigned
char
*
out
,
*
nout
;
vector
unsigned
char
*
out
,
*
nout
;
vector
signed
short
RND
=
vec_splat_s16
(
1
<<
3
);
vector
signed
short
RND
=
vec_splat_s16
(
1
<<
3
);
vector
unsigned
short
SCL
=
vec_splat_u16
(
4
);
vector
unsigned
short
SCL
=
vec_splat_u16
(
4
);
DECLARE_ALIGNED
(
16
,
unsigned
int
,
scratch
)[
16
];
DECLARE_ALIGNED
(
16
,
unsigned
int
,
scratch
)[
16
];
vector
signed
short
*
YCoeffs
,
*
CCoeffs
;
vector
signed
short
*
YCoeffs
,
*
CCoeffs
;
YCoeffs
=
c
->
vYCoeffsBank
+
dstY
*
lumFilterSize
;
YCoeffs
=
c
->
vYCoeffsBank
+
dstY
*
lumFilterSize
;
CCoeffs
=
c
->
vCCoeffsBank
+
dstY
*
chrFilterSize
;
CCoeffs
=
c
->
vCCoeffsBank
+
dstY
*
chrFilterSize
;
out
=
(
vector
unsigned
char
*
)
dest
;
out
=
(
vector
unsigned
char
*
)
dest
;
for
(
i
=
0
;
i
<
dstW
;
i
+=
16
)
{
for
(
i
=
0
;
i
<
dstW
;
i
+=
16
)
{
Y0
=
RND
;
Y0
=
RND
;
Y1
=
RND
;
Y1
=
RND
;
/* extract 16 coeffs from lumSrc */
/* extract 16 coeffs from lumSrc */
for
(
j
=
0
;
j
<
lumFilterSize
;
j
++
)
{
for
(
j
=
0
;
j
<
lumFilterSize
;
j
++
)
{
X0
=
vec_ld
(
0
,
&
lumSrc
[
j
][
i
]);
X0
=
vec_ld
(
0
,
&
lumSrc
[
j
][
i
]);
X1
=
vec_ld
(
16
,
&
lumSrc
[
j
][
i
]);
X1
=
vec_ld
(
16
,
&
lumSrc
[
j
][
i
]);
Y0
=
vec_mradds
(
X0
,
YCoeffs
[
j
],
Y0
);
Y0
=
vec_mradds
(
X0
,
YCoeffs
[
j
],
Y0
);
Y1
=
vec_mradds
(
X1
,
YCoeffs
[
j
],
Y1
);
Y1
=
vec_mradds
(
X1
,
YCoeffs
[
j
],
Y1
);
}
}
U
=
RND
;
U
=
RND
;
V
=
RND
;
V
=
RND
;
/* extract 8 coeffs from U,V */
/* extract 8 coeffs from U,V */
for
(
j
=
0
;
j
<
chrFilterSize
;
j
++
)
{
for
(
j
=
0
;
j
<
chrFilterSize
;
j
++
)
{
X
=
vec_ld
(
0
,
&
chrUSrc
[
j
][
i
/
2
]);
X
=
vec_ld
(
0
,
&
chrUSrc
[
j
][
i
/
2
]);
U
=
vec_mradds
(
X
,
CCoeffs
[
j
],
U
);
U
=
vec_mradds
(
X
,
CCoeffs
[
j
],
U
);
X
=
vec_ld
(
0
,
&
chrVSrc
[
j
][
i
/
2
]);
X
=
vec_ld
(
0
,
&
chrVSrc
[
j
][
i
/
2
]);
V
=
vec_mradds
(
X
,
CCoeffs
[
j
],
V
);
V
=
vec_mradds
(
X
,
CCoeffs
[
j
],
V
);
}
}
/* scale and clip signals */
/* scale and clip signals */
Y0
=
vec_sra
(
Y0
,
SCL
);
Y0
=
vec_sra
(
Y0
,
SCL
);
Y1
=
vec_sra
(
Y1
,
SCL
);
Y1
=
vec_sra
(
Y1
,
SCL
);
U
=
vec_sra
(
U
,
SCL
);
U
=
vec_sra
(
U
,
SCL
);
V
=
vec_sra
(
V
,
SCL
);
V
=
vec_sra
(
V
,
SCL
);
Y0
=
vec_clip_s16
(
Y0
);
Y0
=
vec_clip_s16
(
Y0
);
Y1
=
vec_clip_s16
(
Y1
);
Y1
=
vec_clip_s16
(
Y1
);
U
=
vec_clip_s16
(
U
);
U
=
vec_clip_s16
(
U
);
V
=
vec_clip_s16
(
V
);
V
=
vec_clip_s16
(
V
);
/* now we have
/* now we have
Y0= y0 y1 y2 y3 y4 y5 y6 y7 Y1= y8 y9 y10 y11 y12 y13 y14 y15
* Y0 = y0 y1 y2 y3 y4 y5 y6 y7 Y1 = y8 y9 y10 y11 y12 y13 y14 y15
U= u0 u1 u2 u3 u4 u5 u6 u7 V= v0 v1 v2 v3 v4 v5 v6 v7
* U = u0 u1 u2 u3 u4 u5 u6 u7 V = v0 v1 v2 v3 v4 v5 v6 v7
*
Y0= y0 y1 y2 y3 y4 y5 y6 y7 Y1= y8 y9 y10 y11 y12 y13 y14 y15
* Y0 = y0 y1 y2 y3 y4 y5 y6 y7 Y1 = y8 y9 y10 y11 y12 y13 y14 y15
U0= u0 u0 u1 u1 u2 u2 u3 u3 U1= u4 u4 u5 u5 u6 u6 u7 u7
* U0 = u0 u0 u1 u1 u2 u2 u3 u3 U1 = u4 u4 u5 u5 u6 u6 u7 u7
V0= v0 v0 v1 v1 v2 v2 v3 v3 V1= v4 v4 v5 v5 v6 v6 v7 v7
* V0 = v0 v0 v1 v1 v2 v2 v3 v3 V1 = v4 v4 v5 v5 v6 v6 v7 v7
*/
*/
U0
=
vec_mergeh
(
U
,
U
);
U0
=
vec_mergeh
(
U
,
U
);
V0
=
vec_mergeh
(
V
,
V
);
V0
=
vec_mergeh
(
V
,
V
);
U1
=
vec_mergel
(
U
,
U
);
U1
=
vec_mergel
(
U
,
U
);
V1
=
vec_mergel
(
V
,
V
);
V1
=
vec_mergel
(
V
,
V
);
cvtyuvtoRGB
(
c
,
Y0
,
U0
,
V0
,
&
R0
,
&
G0
,
&
B0
);
cvtyuvtoRGB
(
c
,
Y0
,
U0
,
V0
,
&
R0
,
&
G0
,
&
B0
);
cvtyuvtoRGB
(
c
,
Y1
,
U1
,
V1
,
&
R1
,
&
G1
,
&
B1
);
cvtyuvtoRGB
(
c
,
Y1
,
U1
,
V1
,
&
R1
,
&
G1
,
&
B1
);
R
=
vec_packclp
(
R0
,
R1
);
R
=
vec_packclp
(
R0
,
R1
);
G
=
vec_packclp
(
G0
,
G1
);
G
=
vec_packclp
(
G0
,
G1
);
B
=
vec_packclp
(
B0
,
B1
);
B
=
vec_packclp
(
B0
,
B1
);
switch
(
target
)
{
switch
(
target
)
{
case
PIX_FMT_ABGR
:
out_abgr
(
R
,
G
,
B
,
out
);
break
;
case
PIX_FMT_ABGR
:
case
PIX_FMT_BGRA
:
out_bgra
(
R
,
G
,
B
,
out
);
break
;
out_abgr
(
R
,
G
,
B
,
out
);
case
PIX_FMT_RGBA
:
out_rgba
(
R
,
G
,
B
,
out
);
break
;
break
;
case
PIX_FMT_ARGB
:
out_argb
(
R
,
G
,
B
,
out
);
break
;
case
PIX_FMT_BGRA
:
case
PIX_FMT_RGB24
:
out_rgb24
(
R
,
G
,
B
,
out
);
break
;
out_bgra
(
R
,
G
,
B
,
out
);
case
PIX_FMT_BGR24
:
out_bgr24
(
R
,
G
,
B
,
out
);
break
;
break
;
case
PIX_FMT_RGBA
:
out_rgba
(
R
,
G
,
B
,
out
);
break
;
case
PIX_FMT_ARGB
:
out_argb
(
R
,
G
,
B
,
out
);
break
;
case
PIX_FMT_RGB24
:
out_rgb24
(
R
,
G
,
B
,
out
);
break
;
case
PIX_FMT_BGR24
:
out_bgr24
(
R
,
G
,
B
,
out
);
break
;
default:
default:
{
{
/* If this is reached, the caller should have called yuv2packedXinC
/* If this is reached, the caller should have called yuv2packedXinC
instead. */
* instead. */
static
int
printed_error_message
;
static
int
printed_error_message
;
if
(
!
printed_error_message
)
{
if
(
!
printed_error_message
)
{
av_log
(
c
,
AV_LOG_ERROR
,
"altivec_yuv2packedX doesn't support %s output
\n
"
,
av_log
(
c
,
AV_LOG_ERROR
,
sws_format_name
(
c
->
dstFormat
));
"altivec_yuv2packedX doesn't support %s output
\n
"
,
printed_error_message
=
1
;
sws_format_name
(
c
->
dstFormat
));
}
printed_error_message
=
1
;
return
;
}
}
return
;
}
}
}
}
}
...
@@ -734,87 +747,104 @@ ff_yuv2packedX_altivec(SwsContext *c, const int16_t *lumFilter,
...
@@ -734,87 +747,104 @@ ff_yuv2packedX_altivec(SwsContext *c, const int16_t *lumFilter,
Y0
=
RND
;
Y0
=
RND
;
Y1
=
RND
;
Y1
=
RND
;
/* extract 16 coeffs from lumSrc */
/* extract 16 coeffs from lumSrc */
for
(
j
=
0
;
j
<
lumFilterSize
;
j
++
)
{
for
(
j
=
0
;
j
<
lumFilterSize
;
j
++
)
{
X0
=
vec_ld
(
0
,
&
lumSrc
[
j
][
i
]);
X0
=
vec_ld
(
0
,
&
lumSrc
[
j
][
i
]);
X1
=
vec_ld
(
16
,
&
lumSrc
[
j
][
i
]);
X1
=
vec_ld
(
16
,
&
lumSrc
[
j
][
i
]);
Y0
=
vec_mradds
(
X0
,
YCoeffs
[
j
],
Y0
);
Y0
=
vec_mradds
(
X0
,
YCoeffs
[
j
],
Y0
);
Y1
=
vec_mradds
(
X1
,
YCoeffs
[
j
],
Y1
);
Y1
=
vec_mradds
(
X1
,
YCoeffs
[
j
],
Y1
);
}
}
U
=
RND
;
U
=
RND
;
V
=
RND
;
V
=
RND
;
/* extract 8 coeffs from U,V */
/* extract 8 coeffs from U,V */
for
(
j
=
0
;
j
<
chrFilterSize
;
j
++
)
{
for
(
j
=
0
;
j
<
chrFilterSize
;
j
++
)
{
X
=
vec_ld
(
0
,
&
chrUSrc
[
j
][
i
/
2
]);
X
=
vec_ld
(
0
,
&
chrUSrc
[
j
][
i
/
2
]);
U
=
vec_mradds
(
X
,
CCoeffs
[
j
],
U
);
U
=
vec_mradds
(
X
,
CCoeffs
[
j
],
U
);
X
=
vec_ld
(
0
,
&
chrVSrc
[
j
][
i
/
2
]);
X
=
vec_ld
(
0
,
&
chrVSrc
[
j
][
i
/
2
]);
V
=
vec_mradds
(
X
,
CCoeffs
[
j
],
V
);
V
=
vec_mradds
(
X
,
CCoeffs
[
j
],
V
);
}
}
/* scale and clip signals */
/* scale and clip signals */
Y0
=
vec_sra
(
Y0
,
SCL
);
Y0
=
vec_sra
(
Y0
,
SCL
);
Y1
=
vec_sra
(
Y1
,
SCL
);
Y1
=
vec_sra
(
Y1
,
SCL
);
U
=
vec_sra
(
U
,
SCL
);
U
=
vec_sra
(
U
,
SCL
);
V
=
vec_sra
(
V
,
SCL
);
V
=
vec_sra
(
V
,
SCL
);
Y0
=
vec_clip_s16
(
Y0
);
Y0
=
vec_clip_s16
(
Y0
);
Y1
=
vec_clip_s16
(
Y1
);
Y1
=
vec_clip_s16
(
Y1
);
U
=
vec_clip_s16
(
U
);
U
=
vec_clip_s16
(
U
);
V
=
vec_clip_s16
(
V
);
V
=
vec_clip_s16
(
V
);
/* now we have
/* now we have
Y0= y0 y1 y2 y3 y4 y5 y6 y7 Y1= y8 y9 y10 y11 y12 y13 y14 y15
* Y0 = y0 y1 y2 y3 y4 y5 y6 y7 Y1 = y8 y9 y10 y11 y12 y13 y14 y15
U = u0 u1 u2 u3 u4 u5 u6 u7 V = v0 v1 v2 v3 v4 v5 v6 v7
* U = u0 u1 u2 u3 u4 u5 u6 u7 V = v0 v1 v2 v3 v4 v5 v6 v7
*
Y0= y0 y1 y2 y3 y4 y5 y6 y7 Y1= y8 y9 y10 y11 y12 y13 y14 y15
* Y0 = y0 y1 y2 y3 y4 y5 y6 y7 Y1 = y8 y9 y10 y11 y12 y13 y14 y15
U0= u0 u0 u1 u1 u2 u2 u3 u3 U1= u4 u4 u5 u5 u6 u6 u7 u7
* U0 = u0 u0 u1 u1 u2 u2 u3 u3 U1 = u4 u4 u5 u5 u6 u6 u7 u7
V0= v0 v0 v1 v1 v2 v2 v3 v3 V1= v4 v4 v5 v5 v6 v6 v7 v7
* V0 = v0 v0 v1 v1 v2 v2 v3 v3 V1 = v4 v4 v5 v5 v6 v6 v7 v7
*/
*/
U0
=
vec_mergeh
(
U
,
U
);
U0
=
vec_mergeh
(
U
,
U
);
V0
=
vec_mergeh
(
V
,
V
);
V0
=
vec_mergeh
(
V
,
V
);
U1
=
vec_mergel
(
U
,
U
);
U1
=
vec_mergel
(
U
,
U
);
V1
=
vec_mergel
(
V
,
V
);
V1
=
vec_mergel
(
V
,
V
);
cvtyuvtoRGB
(
c
,
Y0
,
U0
,
V0
,
&
R0
,
&
G0
,
&
B0
);
cvtyuvtoRGB
(
c
,
Y0
,
U0
,
V0
,
&
R0
,
&
G0
,
&
B0
);
cvtyuvtoRGB
(
c
,
Y1
,
U1
,
V1
,
&
R1
,
&
G1
,
&
B1
);
cvtyuvtoRGB
(
c
,
Y1
,
U1
,
V1
,
&
R1
,
&
G1
,
&
B1
);
R
=
vec_packclp
(
R0
,
R1
);
R
=
vec_packclp
(
R0
,
R1
);
G
=
vec_packclp
(
G0
,
G1
);
G
=
vec_packclp
(
G0
,
G1
);
B
=
vec_packclp
(
B0
,
B1
);
B
=
vec_packclp
(
B0
,
B1
);
nout
=
(
vector
unsigned
char
*
)
scratch
;
nout
=
(
vector
unsigned
char
*
)
scratch
;
switch
(
target
)
{
switch
(
target
)
{
case
PIX_FMT_ABGR
:
out_abgr
(
R
,
G
,
B
,
nout
);
break
;
case
PIX_FMT_ABGR
:
case
PIX_FMT_BGRA
:
out_bgra
(
R
,
G
,
B
,
nout
);
break
;
out_abgr
(
R
,
G
,
B
,
nout
);
case
PIX_FMT_RGBA
:
out_rgba
(
R
,
G
,
B
,
nout
);
break
;
break
;
case
PIX_FMT_ARGB
:
out_argb
(
R
,
G
,
B
,
nout
);
break
;
case
PIX_FMT_BGRA
:
case
PIX_FMT_RGB24
:
out_rgb24
(
R
,
G
,
B
,
nout
);
break
;
out_bgra
(
R
,
G
,
B
,
nout
);
case
PIX_FMT_BGR24
:
out_bgr24
(
R
,
G
,
B
,
nout
);
break
;
break
;
case
PIX_FMT_RGBA
:
out_rgba
(
R
,
G
,
B
,
nout
);
break
;
case
PIX_FMT_ARGB
:
out_argb
(
R
,
G
,
B
,
nout
);
break
;
case
PIX_FMT_RGB24
:
out_rgb24
(
R
,
G
,
B
,
nout
);
break
;
case
PIX_FMT_BGR24
:
out_bgr24
(
R
,
G
,
B
,
nout
);
break
;
default:
default:
/* Unreachable, I think. */
/* Unreachable, I think. */
av_log
(
c
,
AV_LOG_ERROR
,
"altivec_yuv2packedX doesn't support %s output
\n
"
,
av_log
(
c
,
AV_LOG_ERROR
,
"altivec_yuv2packedX doesn't support %s output
\n
"
,
sws_format_name
(
c
->
dstFormat
));
sws_format_name
(
c
->
dstFormat
));
return
;
return
;
}
}
memcpy
(
&
((
uint32_t
*
)
dest
)[
i
],
scratch
,
(
dstW
-
i
)
/
4
);
memcpy
(
&
((
uint32_t
*
)
dest
)[
i
],
scratch
,
(
dstW
-
i
)
/
4
);
}
}
}
}
#define YUV2PACKEDX_WRAPPER(suffix, pixfmt) \
#define YUV2PACKEDX_WRAPPER(suffix, pixfmt) \
void ff_yuv2 ## suffix ## _X_altivec(SwsContext *c, const int16_t *lumFilter, \
void ff_yuv2 ## suffix ## _X_altivec(SwsContext *c, \
const int16_t **lumSrc, int lumFilterSize, \
const int16_t *lumFilter, \
const int16_t *chrFilter, const int16_t **chrUSrc, \
const int16_t **lumSrc, \
const int16_t **chrVSrc, int chrFilterSize, \
int lumFilterSize, \
const int16_t **alpSrc, uint8_t *dest, \
const int16_t *chrFilter, \
int dstW, int dstY) \
const int16_t **chrUSrc, \
{ \
const int16_t **chrVSrc, \
ff_yuv2packedX_altivec(c, lumFilter, lumSrc, lumFilterSize, \
int chrFilterSize, \
chrFilter, chrUSrc, chrVSrc, chrFilterSize, \
const int16_t **alpSrc, \
alpSrc, dest, dstW, dstY, pixfmt); \
uint8_t *dest, int dstW, int dstY) \
{ \
ff_yuv2packedX_altivec(c, lumFilter, lumSrc, lumFilterSize, \
chrFilter, chrUSrc, chrVSrc, \
chrFilterSize, alpSrc, \
dest, dstW, dstY, pixfmt); \
}
}
YUV2PACKEDX_WRAPPER
(
abgr
,
PIX_FMT_ABGR
);
YUV2PACKEDX_WRAPPER
(
abgr
,
PIX_FMT_ABGR
);
...
...
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