📄 interpolate8x8.h
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/*****************************************************************************
*
* XVID MPEG-4 VIDEO CODEC
* - Interpolation related header -
*
* Copyright(C) 2001-2003 Peter Ross <pross@xvid.org>
*
* This program is free software ; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation ; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY ; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program ; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* $Id: interpolate8x8.h,v 1.16 2005/09/13 12:12:15 suxen_drol Exp $
*
****************************************************************************/
#ifndef _INTERPOLATE8X8_H_
#define _INTERPOLATE8X8_H_
#include "../utils/mem_transfer.h"
typedef void (INTERPOLATE8X8) (uint8_t * const dst,
const uint8_t * const src,
const uint32_t stride,
const uint32_t rounding);
typedef INTERPOLATE8X8 *INTERPOLATE8X8_PTR;
typedef void (INTERPOLATE8X4) (uint8_t * const dst,
const uint8_t * const src,
const uint32_t stride,
const uint32_t rounding);
typedef INTERPOLATE8X4 *INTERPOLATE8X4_PTR;
typedef void (INTERPOLATE8X8_AVG2) (uint8_t *dst,
const uint8_t *src1,
const uint8_t *src2,
const uint32_t stride,
const uint32_t rounding,
const uint32_t height);
typedef INTERPOLATE8X8_AVG2 *INTERPOLATE8X8_AVG2_PTR;
typedef void (INTERPOLATE8X8_AVG4) (uint8_t *dst,
const uint8_t *src1,
const uint8_t *src2,
const uint8_t *src3,
const uint8_t *src4,
const uint32_t stride,
const uint32_t rounding);
typedef INTERPOLATE8X8_AVG4 *INTERPOLATE8X8_AVG4_PTR;
typedef void (INTERPOLATE_LOWPASS) (uint8_t *dst,
uint8_t *src,
int32_t stride,
int32_t rounding);
typedef INTERPOLATE_LOWPASS *INTERPOLATE_LOWPASS_PTR;
typedef void (INTERPOLATE_LOWPASS_HV) (uint8_t *dst1,
uint8_t *dst2,
uint8_t *src,
int32_t stride,
int32_t rounding);
typedef INTERPOLATE_LOWPASS_HV *INTERPOLATE_LOWPASS_HV_PTR;
typedef void (INTERPOLATE8X8_6TAP_LOWPASS) (uint8_t *dst,
uint8_t *src,
int32_t stride,
int32_t rounding);
typedef INTERPOLATE8X8_6TAP_LOWPASS *INTERPOLATE8X8_6TAP_LOWPASS_PTR;
/* These function do: dst = interpolate(src) */
extern INTERPOLATE8X8_PTR interpolate8x8_halfpel_h;
extern INTERPOLATE8X8_PTR interpolate8x8_halfpel_v;
extern INTERPOLATE8X8_PTR interpolate8x8_halfpel_hv;
extern INTERPOLATE8X4_PTR interpolate8x4_halfpel_h;
extern INTERPOLATE8X4_PTR interpolate8x4_halfpel_v;
extern INTERPOLATE8X4_PTR interpolate8x4_halfpel_hv;
/* These functions do: dst = (dst+interpolate(src) + 1)/2
* Suitable for direct/interpolated bvop prediction block
* building w/o the need for intermediate interpolated result
* storing/reading
* NB: the rounding applies to the interpolation, but not
* the averaging step which will always use rounding=0 */
extern INTERPOLATE8X8_PTR interpolate8x8_halfpel_add;
extern INTERPOLATE8X8_PTR interpolate8x8_halfpel_h_add;
extern INTERPOLATE8X8_PTR interpolate8x8_halfpel_v_add;
extern INTERPOLATE8X8_PTR interpolate8x8_halfpel_hv_add;
extern INTERPOLATE8X8_AVG2_PTR interpolate8x8_avg2;
extern INTERPOLATE8X8_AVG4_PTR interpolate8x8_avg4;
extern INTERPOLATE_LOWPASS_PTR interpolate8x8_lowpass_h;
extern INTERPOLATE_LOWPASS_PTR interpolate8x8_lowpass_v;
extern INTERPOLATE_LOWPASS_PTR interpolate16x16_lowpass_h;
extern INTERPOLATE_LOWPASS_PTR interpolate16x16_lowpass_v;
extern INTERPOLATE_LOWPASS_HV_PTR interpolate8x8_lowpass_hv;
extern INTERPOLATE_LOWPASS_HV_PTR interpolate16x16_lowpass_hv;
extern INTERPOLATE8X8_6TAP_LOWPASS_PTR interpolate8x8_6tap_lowpass_h;
extern INTERPOLATE8X8_6TAP_LOWPASS_PTR interpolate8x8_6tap_lowpass_v;
INTERPOLATE8X8 interpolate8x8_halfpel_h_c;
INTERPOLATE8X8 interpolate8x8_halfpel_v_c;
INTERPOLATE8X8 interpolate8x8_halfpel_hv_c;
INTERPOLATE8X4 interpolate8x4_halfpel_h_c;
INTERPOLATE8X4 interpolate8x4_halfpel_v_c;
INTERPOLATE8X4 interpolate8x4_halfpel_hv_c;
INTERPOLATE8X8 interpolate8x8_halfpel_add_c;
INTERPOLATE8X8 interpolate8x8_halfpel_h_add_c;
INTERPOLATE8X8 interpolate8x8_halfpel_v_add_c;
INTERPOLATE8X8 interpolate8x8_halfpel_hv_add_c;
#ifdef ARCH_IS_IA32
INTERPOLATE8X8 interpolate8x8_halfpel_h_mmx;
INTERPOLATE8X8 interpolate8x8_halfpel_v_mmx;
INTERPOLATE8X8 interpolate8x8_halfpel_hv_mmx;
INTERPOLATE8X4 interpolate8x4_halfpel_h_mmx;
INTERPOLATE8X4 interpolate8x4_halfpel_v_mmx;
INTERPOLATE8X4 interpolate8x4_halfpel_hv_mmx;
INTERPOLATE8X8 interpolate8x8_halfpel_add_mmx;
INTERPOLATE8X8 interpolate8x8_halfpel_h_add_mmx;
INTERPOLATE8X8 interpolate8x8_halfpel_v_add_mmx;
INTERPOLATE8X8 interpolate8x8_halfpel_hv_add_mmx;
INTERPOLATE8X8 interpolate8x8_halfpel_h_xmm;
INTERPOLATE8X8 interpolate8x8_halfpel_v_xmm;
INTERPOLATE8X8 interpolate8x8_halfpel_hv_xmm;
INTERPOLATE8X4 interpolate8x4_halfpel_h_xmm;
INTERPOLATE8X4 interpolate8x4_halfpel_v_xmm;
INTERPOLATE8X4 interpolate8x4_halfpel_hv_xmm;
INTERPOLATE8X8 interpolate8x8_halfpel_add_xmm;
INTERPOLATE8X8 interpolate8x8_halfpel_h_add_xmm;
INTERPOLATE8X8 interpolate8x8_halfpel_v_add_xmm;
INTERPOLATE8X8 interpolate8x8_halfpel_hv_add_xmm;
INTERPOLATE8X8 interpolate8x8_halfpel_h_3dn;
INTERPOLATE8X8 interpolate8x8_halfpel_v_3dn;
INTERPOLATE8X8 interpolate8x8_halfpel_hv_3dn;
INTERPOLATE8X4 interpolate8x4_halfpel_h_3dn;
INTERPOLATE8X4 interpolate8x4_halfpel_v_3dn;
INTERPOLATE8X4 interpolate8x4_halfpel_hv_3dn;
INTERPOLATE8X8 interpolate8x8_halfpel_h_3dne;
INTERPOLATE8X8 interpolate8x8_halfpel_v_3dne;
INTERPOLATE8X8 interpolate8x8_halfpel_hv_3dne;
INTERPOLATE8X4 interpolate8x4_halfpel_h_3dne;
INTERPOLATE8X4 interpolate8x4_halfpel_v_3dne;
INTERPOLATE8X4 interpolate8x4_halfpel_hv_3dne;
#endif
#ifdef ARCH_IS_IA64
INTERPOLATE8X8 interpolate8x8_halfpel_h_ia64;
INTERPOLATE8X8 interpolate8x8_halfpel_v_ia64;
INTERPOLATE8X8 interpolate8x8_halfpel_hv_ia64;
#endif
#ifdef ARCH_IS_PPC
INTERPOLATE8X8 interpolate8x8_halfpel_h_altivec_c;
INTERPOLATE8X8 interpolate8x8_halfpel_v_altivec_c;
INTERPOLATE8X8 interpolate8x8_halfpel_hv_altivec_c;
INTERPOLATE8X8 interpolate8x8_halfpel_add_altivec_c;
INTERPOLATE8X8 interpolate8x8_halfpel_h_add_altivec_c;
INTERPOLATE8X8 interpolate8x8_halfpel_v_add_altivec_c;
INTERPOLATE8X8 interpolate8x8_halfpel_hv_add_altivec_c;
#endif
#ifdef ARCH_IS_X86_64
INTERPOLATE8X8 interpolate8x8_halfpel_h_x86_64;
INTERPOLATE8X8 interpolate8x8_halfpel_v_x86_64;
INTERPOLATE8X8 interpolate8x8_halfpel_hv_x86_64;
INTERPOLATE8X8 interpolate8x8_halfpel_add_x86_64;
INTERPOLATE8X8 interpolate8x8_halfpel_h_add_x86_64;
INTERPOLATE8X8 interpolate8x8_halfpel_v_add_x86_64;
INTERPOLATE8X8 interpolate8x8_halfpel_hv_add_x86_64;
#endif
INTERPOLATE8X8_AVG2 interpolate8x8_avg2_c;
INTERPOLATE8X8_AVG4 interpolate8x8_avg4_c;
#ifdef ARCH_IS_IA32
INTERPOLATE8X8_AVG2 interpolate8x8_avg2_mmx;
INTERPOLATE8X8_AVG4 interpolate8x8_avg4_mmx;
#endif
#ifdef ARCH_IS_PPC
INTERPOLATE8X8_AVG2 interpolate8x8_avg2_altivec_c;
INTERPOLATE8X8_AVG4 interpolate8x8_avg4_altivec_c;
#endif
#ifdef ARCH_IS_X86_64
INTERPOLATE8X8_AVG2 interpolate8x8_avg2_x86_64;
INTERPOLATE8X8_AVG4 interpolate8x8_avg4_x86_64;
#endif
INTERPOLATE_LOWPASS interpolate8x8_lowpass_h_c;
INTERPOLATE_LOWPASS interpolate8x8_lowpass_v_c;
INTERPOLATE_LOWPASS interpolate16x16_lowpass_h_c;
INTERPOLATE_LOWPASS interpolate16x16_lowpass_v_c;
INTERPOLATE_LOWPASS_HV interpolate8x8_lowpass_hv_c;
INTERPOLATE_LOWPASS_HV interpolate16x16_lowpass_hv_c;
INTERPOLATE8X8_6TAP_LOWPASS interpolate8x8_6tap_lowpass_h_c;
INTERPOLATE8X8_6TAP_LOWPASS interpolate8x8_6tap_lowpass_v_c;
#ifdef ARCH_IS_IA32
INTERPOLATE8X8_6TAP_LOWPASS interpolate8x8_6tap_lowpass_h_mmx;
INTERPOLATE8X8_6TAP_LOWPASS interpolate8x8_6tap_lowpass_v_mmx;
#endif
#ifdef ARCH_IS_PPC
INTERPOLATE8X8_6TAP_LOWPASS interpolate8x8_6tap_lowpass_h_altivec_c;
#endif
#ifdef ARCH_IS_X86_64
INTERPOLATE8X8_6TAP_LOWPASS interpolate8x8_6tap_lowpass_h_x86_64;
INTERPOLATE8X8_6TAP_LOWPASS interpolate8x8_6tap_lowpass_v_x86_64;
#endif
static __inline void
interpolate8x4_switch(uint8_t * const cur,
const uint8_t * const refn,
const uint32_t x,
const uint32_t y,
const int32_t dx,
const int dy,
const uint32_t stride,
const uint32_t rounding)
{
const uint8_t * const src = refn + (int)((y + (dy>>1)) * stride + x + (dx>>1));
uint8_t * const dst = cur + (int)(y * stride + x);
switch (((dx & 1) << 1) + (dy & 1))
{ /* ((dx%2)?2:0)+((dy%2)?1:0) */
case 0:
transfer8x4_copy(dst, src, stride);
break;
case 1:
interpolate8x4_halfpel_v(dst, src, stride, rounding);
break;
case 2:
interpolate8x4_halfpel_h(dst, src, stride, rounding);
break;
default:
interpolate8x4_halfpel_hv(dst, src, stride, rounding);
break;
}
}
static __inline void
interpolate8x8_switch(uint8_t * const cur,
const uint8_t * const refn,
const uint32_t x,
const uint32_t y,
const int32_t dx,
const int dy,
const uint32_t stride,
const uint32_t rounding)
{
const uint8_t * const src = refn + (int)((y + (dy>>1)) * stride + x + (dx>>1));
uint8_t * const dst = cur + (int)(y * stride + x);
switch (((dx & 1) << 1) + (dy & 1)) { /* ((dx%2)?2:0)+((dy%2)?1:0) */
case 0:
transfer8x8_copy(dst, src, stride);
break;
case 1:
interpolate8x8_halfpel_v(dst, src, stride, rounding);
break;
case 2:
interpolate8x8_halfpel_h(dst, src, stride, rounding);
break;
default:
interpolate8x8_halfpel_hv(dst, src, stride, rounding);
break;
}
}
static __inline void
interpolate8x8_add_switch(uint8_t * const cur,
const uint8_t * const refn,
const uint32_t x,
const uint32_t y,
const int32_t dx,
const int dy,
const uint32_t stride,
const uint32_t rounding)
{
const uint8_t * const src = refn + (int)((y + (dy>>1)) * stride + x + (dx>>1));
uint8_t * const dst = cur + (int)(y * stride + x);
switch (((dx & 1) << 1) + (dy & 1)) { /* ((dx%2)?2:0)+((dy%2)?1:0) */
case 0:
interpolate8x8_halfpel_add(dst, src, stride, rounding);
break;
case 1:
interpolate8x8_halfpel_v_add(dst, src, stride, rounding);
break;
case 2:
interpolate8x8_halfpel_h_add(dst, src, stride, rounding);
break;
default:
interpolate8x8_halfpel_hv_add(dst, src, stride, rounding);
break;
}
}
static __inline void
interpolate16x16_switch(uint8_t * const cur,
const uint8_t * const refn,
const uint32_t x,
const uint32_t y,
const int32_t dx,
const int dy,
const uint32_t stride,
const uint32_t rounding)
{
interpolate8x8_switch(cur, refn, x, y, dx, dy, stride, rounding);
interpolate8x8_switch(cur, refn, x+8, y, dx, dy, stride, rounding);
interpolate8x8_switch(cur, refn, x, y+8, dx, dy, stride, rounding);
interpolate8x8_switch(cur, refn, x+8, y+8, dx, dy, stride, rounding);
}
static __inline void
interpolate16x16_add_switch(uint8_t * const cur,
const uint8_t * const refn,
const uint32_t x,
const uint32_t y,
const int32_t dx,
const int dy,
const uint32_t stride,
const uint32_t rounding)
{
interpolate8x8_add_switch(cur, refn, x, y, dx, dy, stride, rounding);
interpolate8x8_add_switch(cur, refn, x+8, y, dx, dy, stride, rounding);
interpolate8x8_add_switch(cur, refn, x, y+8, dx, dy, stride, rounding);
interpolate8x8_add_switch(cur, refn, x+8, y+8, dx, dy, stride, rounding);
}
static __inline void
interpolate32x32_switch(uint8_t * const cur,
const uint8_t * const refn,
const uint32_t x,
const uint32_t y,
const int32_t dx,
const int dy,
const uint32_t stride,
const uint32_t rounding)
{
interpolate16x16_switch(cur, refn, x, y, dx, dy, stride, rounding);
interpolate16x16_switch(cur, refn, x+16, y, dx, dy, stride, rounding);
interpolate16x16_switch(cur, refn, x, y+16, dx, dy, stride, rounding);
interpolate16x16_switch(cur, refn, x+16, y+16, dx, dy, stride, rounding);
}
static __inline void
interpolate32x32_add_switch(uint8_t * const cur,
const uint8_t * const refn,
const uint32_t x,
const uint32_t y,
const int32_t dx,
const int dy,
const uint32_t stride,
const uint32_t rounding)
{
interpolate16x16_add_switch(cur, refn, x, y, dx, dy, stride, rounding);
interpolate16x16_add_switch(cur, refn, x+16, y, dx, dy, stride, rounding);
interpolate16x16_add_switch(cur, refn, x, y+16, dx, dy, stride, rounding);
interpolate16x16_add_switch(cur, refn, x+16, y+16, dx, dy, stride, rounding);
}
static __inline uint8_t *
interpolate8x8_switch2(uint8_t * const buffer,
const uint8_t * const refn,
const int x,
const int y,
const int dx,
const int dy,
const uint32_t stride,
const uint32_t rounding)
{
const uint8_t * const src = refn + (int)((y + (dy>>1)) * stride + x + (dx>>1));
switch (((dx & 1) << 1) + (dy & 1)) { /* ((dx%2)?2:0)+((dy%2)?1:0) */
case 0:
return (uint8_t *)src;
case 1:
interpolate8x8_halfpel_v(buffer, src, stride, rounding);
break;
case 2:
interpolate8x8_halfpel_h(buffer, src, stride, rounding);
break;
default:
interpolate8x8_halfpel_hv(buffer, src, stride, rounding);
break;
}
return buffer;
}
#endif
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