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/***************************************************************************** |
/***************************************************************************** |
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* |
* |
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* XVID MPEG-4 VIDEO CODEC |
* XVID MPEG-4 VIDEO CODEC |
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* - 8x8 block-based halfpel interpolation - headers |
* - Interpolation related header - |
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* |
* |
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* Copyright(C) 2002 Peter Ross <pross@xvid.org> |
* Copyright(C) 2001-2003 Peter Ross <pross@xvid.org> |
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* |
* |
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* This file is part of XviD, a free MPEG-4 video encoder/decoder |
* This program is free software ; you can redistribute it and/or modify |
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* |
* it under the terms of the GNU General Public License as published by |
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* XviD is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
* the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
* (at your option) any later version. |
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* |
* |
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* along with this program; if not, write to the Free Software |
* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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* |
* |
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* Under section 8 of the GNU General Public License, the copyright |
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* holders of XVID explicitly forbid distribution in the following |
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* countries: |
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* |
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* - Japan |
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* - United States of America |
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* |
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* Linking XviD statically or dynamically with other modules is making a |
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* combined work based on XviD. Thus, the terms and conditions of the |
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* GNU General Public License cover the whole combination. |
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* |
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* As a special exception, the copyright holders of XviD give you |
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* permission to link XviD with independent modules that communicate with |
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* XviD solely through the VFW1.1 and DShow interfaces, regardless of the |
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* license terms of these independent modules, and to copy and distribute |
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* the resulting combined work under terms of your choice, provided that |
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* every copy of the combined work is accompanied by a complete copy of |
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* the source code of XviD (the version of XviD used to produce the |
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* combined work), being distributed under the terms of the GNU General |
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* Public License plus this exception. An independent module is a module |
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* which is not derived from or based on XviD. |
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* |
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* Note that people who make modified versions of XviD are not obligated |
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* to grant this special exception for their modified versions; it is |
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* their choice whether to do so. The GNU General Public License gives |
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* permission to release a modified version without this exception; this |
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* exception also makes it possible to release a modified version which |
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* carries forward this exception. |
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* |
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* $Id$ |
* $Id$ |
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* |
* |
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****************************************************************************/ |
****************************************************************************/ |
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#ifndef _INTERPOLATE8X8_H_ |
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#define _INTERPOLATE8X8_H_ |
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#include "../utils/mem_transfer.h" |
#include "../utils/mem_transfer.h" |
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typedef void (INTERPOLATE8X8) (uint8_t * const dst, |
typedef void (INTERPOLATE8X8) (uint8_t * const dst, |
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const uint32_t rounding); |
const uint32_t rounding); |
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typedef INTERPOLATE8X8 *INTERPOLATE8X8_PTR; |
typedef INTERPOLATE8X8 *INTERPOLATE8X8_PTR; |
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typedef void (INTERPOLATE8X8_AVG2) (uint8_t *dst, |
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const uint8_t *src1, |
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const uint8_t *src2, |
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const uint32_t stride, |
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const uint32_t rounding, |
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const uint32_t height); |
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typedef INTERPOLATE8X8_AVG2 *INTERPOLATE8X8_AVG2_PTR; |
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typedef void (INTERPOLATE8X8_AVG4) (uint8_t *dst, |
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const uint8_t *src1, |
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const uint8_t *src2, |
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const uint8_t *src3, |
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const uint8_t *src4, |
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const uint32_t stride, |
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const uint32_t rounding); |
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typedef INTERPOLATE8X8_AVG4 *INTERPOLATE8X8_AVG4_PTR; |
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typedef void (INTERPOLATE_LOWPASS) (uint8_t *dst, |
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uint8_t *src, |
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int32_t stride, |
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int32_t rounding); |
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typedef INTERPOLATE_LOWPASS *INTERPOLATE_LOWPASS_PTR; |
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typedef void (INTERPOLATE_LOWPASS_HV) (uint8_t *dst1, |
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uint8_t *dst2, |
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uint8_t *src, |
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int32_t stride, |
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int32_t rounding); |
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typedef INTERPOLATE_LOWPASS_HV *INTERPOLATE_LOWPASS_HV_PTR; |
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typedef void (INTERPOLATE8X8_6TAP_LOWPASS) (uint8_t *dst, |
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uint8_t *src, |
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int32_t stride, |
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int32_t rounding); |
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typedef INTERPOLATE8X8_6TAP_LOWPASS *INTERPOLATE8X8_6TAP_LOWPASS_PTR; |
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/* These function do: dst = interpolate(src) */ |
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extern INTERPOLATE8X8_PTR interpolate8x8_halfpel_h; |
extern INTERPOLATE8X8_PTR interpolate8x8_halfpel_h; |
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extern INTERPOLATE8X8_PTR interpolate8x8_halfpel_v; |
extern INTERPOLATE8X8_PTR interpolate8x8_halfpel_v; |
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extern INTERPOLATE8X8_PTR interpolate8x8_halfpel_hv; |
extern INTERPOLATE8X8_PTR interpolate8x8_halfpel_hv; |
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/* These functions do: dst = (dst+interpolate(src) + 1)/2 |
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* Suitable for direct/interpolated bvop prediction block |
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* building w/o the need for intermediate interpolated result |
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* storing/reading |
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* NB: the rounding applies to the interpolation, but not |
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* the averaging step which will always use rounding=0 */ |
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extern INTERPOLATE8X8_PTR interpolate8x8_halfpel_add; |
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extern INTERPOLATE8X8_PTR interpolate8x8_halfpel_h_add; |
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extern INTERPOLATE8X8_PTR interpolate8x8_halfpel_v_add; |
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extern INTERPOLATE8X8_PTR interpolate8x8_halfpel_hv_add; |
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extern INTERPOLATE8X8_AVG2_PTR interpolate8x8_avg2; |
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extern INTERPOLATE8X8_AVG4_PTR interpolate8x8_avg4; |
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extern INTERPOLATE_LOWPASS_PTR interpolate8x8_lowpass_h; |
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extern INTERPOLATE_LOWPASS_PTR interpolate8x8_lowpass_v; |
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extern INTERPOLATE_LOWPASS_PTR interpolate16x16_lowpass_h; |
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extern INTERPOLATE_LOWPASS_PTR interpolate16x16_lowpass_v; |
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extern INTERPOLATE_LOWPASS_HV_PTR interpolate8x8_lowpass_hv; |
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extern INTERPOLATE_LOWPASS_HV_PTR interpolate16x16_lowpass_hv; |
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extern INTERPOLATE8X8_6TAP_LOWPASS_PTR interpolate8x8_6tap_lowpass_h; |
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extern INTERPOLATE8X8_6TAP_LOWPASS_PTR interpolate8x8_6tap_lowpass_v; |
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INTERPOLATE8X8 interpolate8x8_halfpel_h_c; |
INTERPOLATE8X8 interpolate8x8_halfpel_h_c; |
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INTERPOLATE8X8 interpolate8x8_halfpel_v_c; |
INTERPOLATE8X8 interpolate8x8_halfpel_v_c; |
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INTERPOLATE8X8 interpolate8x8_halfpel_hv_c; |
INTERPOLATE8X8 interpolate8x8_halfpel_hv_c; |
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INTERPOLATE8X8 interpolate8x8_halfpel_add_c; |
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INTERPOLATE8X8 interpolate8x8_halfpel_h_add_c; |
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INTERPOLATE8X8 interpolate8x8_halfpel_v_add_c; |
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INTERPOLATE8X8 interpolate8x8_halfpel_hv_add_c; |
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#ifdef ARCH_IS_IA32 |
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INTERPOLATE8X8 interpolate8x8_halfpel_h_mmx; |
INTERPOLATE8X8 interpolate8x8_halfpel_h_mmx; |
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INTERPOLATE8X8 interpolate8x8_halfpel_v_mmx; |
INTERPOLATE8X8 interpolate8x8_halfpel_v_mmx; |
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INTERPOLATE8X8 interpolate8x8_halfpel_hv_mmx; |
INTERPOLATE8X8 interpolate8x8_halfpel_hv_mmx; |
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INTERPOLATE8X8 interpolate8x8_halfpel_add_mmx; |
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INTERPOLATE8X8 interpolate8x8_halfpel_h_add_mmx; |
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INTERPOLATE8X8 interpolate8x8_halfpel_v_add_mmx; |
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INTERPOLATE8X8 interpolate8x8_halfpel_hv_add_mmx; |
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INTERPOLATE8X8 interpolate8x8_halfpel_h_xmm; |
INTERPOLATE8X8 interpolate8x8_halfpel_h_xmm; |
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INTERPOLATE8X8 interpolate8x8_halfpel_v_xmm; |
INTERPOLATE8X8 interpolate8x8_halfpel_v_xmm; |
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INTERPOLATE8X8 interpolate8x8_halfpel_hv_xmm; |
INTERPOLATE8X8 interpolate8x8_halfpel_hv_xmm; |
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INTERPOLATE8X8 interpolate8x8_halfpel_add_xmm; |
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INTERPOLATE8X8 interpolate8x8_halfpel_h_add_xmm; |
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INTERPOLATE8X8 interpolate8x8_halfpel_v_add_xmm; |
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INTERPOLATE8X8 interpolate8x8_halfpel_hv_add_xmm; |
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INTERPOLATE8X8 interpolate8x8_halfpel_h_3dn; |
INTERPOLATE8X8 interpolate8x8_halfpel_h_3dn; |
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INTERPOLATE8X8 interpolate8x8_halfpel_v_3dn; |
INTERPOLATE8X8 interpolate8x8_halfpel_v_3dn; |
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INTERPOLATE8X8 interpolate8x8_halfpel_hv_3dn; |
INTERPOLATE8X8 interpolate8x8_halfpel_hv_3dn; |
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INTERPOLATE8X8 interpolate8x8_halfpel_h_3dne; |
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INTERPOLATE8X8 interpolate8x8_halfpel_v_3dne; |
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INTERPOLATE8X8 interpolate8x8_halfpel_hv_3dne; |
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#endif |
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#ifdef ARCH_IS_IA64 |
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INTERPOLATE8X8 interpolate8x8_halfpel_h_ia64; |
INTERPOLATE8X8 interpolate8x8_halfpel_h_ia64; |
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INTERPOLATE8X8 interpolate8x8_halfpel_v_ia64; |
INTERPOLATE8X8 interpolate8x8_halfpel_v_ia64; |
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INTERPOLATE8X8 interpolate8x8_halfpel_hv_ia64; |
INTERPOLATE8X8 interpolate8x8_halfpel_hv_ia64; |
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#endif |
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void interpolate8x8_c(uint8_t * const dst, |
#ifdef ARCH_IS_PPC |
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const uint8_t * const src, |
INTERPOLATE8X8 interpolate8x8_halfpel_h_altivec_c; |
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const uint32_t x, |
INTERPOLATE8X8 interpolate8x8_halfpel_v_altivec_c; |
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const uint32_t y, |
INTERPOLATE8X8 interpolate8x8_halfpel_hv_altivec_c; |
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const uint32_t stride); |
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INTERPOLATE8X8 interpolate8x8_halfpel_add_altivec_c; |
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INTERPOLATE8X8 interpolate8x8_halfpel_h_add_altivec_c; |
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INTERPOLATE8X8 interpolate8x8_halfpel_v_add_altivec_c; |
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INTERPOLATE8X8 interpolate8x8_halfpel_hv_add_altivec_c; |
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#endif |
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INTERPOLATE8X8_AVG2 interpolate8x8_avg2_c; |
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INTERPOLATE8X8_AVG4 interpolate8x8_avg4_c; |
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#ifdef ARCH_IS_IA32 |
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INTERPOLATE8X8_AVG2 interpolate8x8_avg2_mmx; |
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INTERPOLATE8X8_AVG4 interpolate8x8_avg4_mmx; |
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#endif |
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#ifdef ARCH_IS_PPC |
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INTERPOLATE8X8_AVG2 interpolate8x8_avg2_altivec_c; |
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INTERPOLATE8X8_AVG4 interpolate8x8_avg4_altivec_c; |
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#endif |
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INTERPOLATE_LOWPASS interpolate8x8_lowpass_h_c; |
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INTERPOLATE_LOWPASS interpolate8x8_lowpass_v_c; |
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INTERPOLATE_LOWPASS interpolate16x16_lowpass_h_c; |
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INTERPOLATE_LOWPASS interpolate16x16_lowpass_v_c; |
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INTERPOLATE_LOWPASS_HV interpolate8x8_lowpass_hv_c; |
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INTERPOLATE_LOWPASS_HV interpolate16x16_lowpass_hv_c; |
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INTERPOLATE8X8_6TAP_LOWPASS interpolate8x8_6tap_lowpass_h_c; |
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INTERPOLATE8X8_6TAP_LOWPASS interpolate8x8_6tap_lowpass_v_c; |
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#ifdef ARCH_IS_IA32 |
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INTERPOLATE8X8_6TAP_LOWPASS interpolate8x8_6tap_lowpass_h_mmx; |
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INTERPOLATE8X8_6TAP_LOWPASS interpolate8x8_6tap_lowpass_v_mmx; |
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#endif |
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#ifdef ARCH_IS_PPC |
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INTERPOLATE8X8_6TAP_LOWPASS interpolate8x8_6tap_lowpass_h_altivec_c; |
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#endif |
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static __inline void |
static __inline void |
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interpolate8x8_switch(uint8_t * const cur, |
interpolate8x8_switch(uint8_t * const cur, |
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const uint32_t stride, |
const uint32_t stride, |
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const uint32_t rounding) |
const uint32_t rounding) |
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{ |
{ |
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int32_t ddx, ddy; |
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switch (((dx & 1) << 1) + (dy & 1)) /* ((dx%2)?2:0)+((dy%2)?1:0) */ |
const uint8_t * const src = refn + (int)((y + (dy>>1)) * stride + x + (dx>>1)); |
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{ |
uint8_t * const dst = cur + (int)(y * stride + x); |
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switch (((dx & 1) << 1) + (dy & 1)) { /* ((dx%2)?2:0)+((dy%2)?1:0) */ |
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case 0: |
case 0: |
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ddx = dx / 2; |
transfer8x8_copy(dst, src, stride); |
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ddy = dy / 2; |
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transfer8x8_copy(cur + y * stride + x, |
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refn + (int)((y + ddy) * stride + x + ddx), stride); |
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break; |
break; |
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case 1: |
case 1: |
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ddx = dx / 2; |
interpolate8x8_halfpel_v(dst, src, stride, rounding); |
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ddy = (dy - 1) / 2; |
break; |
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interpolate8x8_halfpel_v(cur + y * stride + x, |
case 2: |
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refn + (int)((y + ddy) * stride + x + ddx), stride, |
interpolate8x8_halfpel_h(dst, src, stride, rounding); |
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rounding); |
break; |
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default: |
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interpolate8x8_halfpel_hv(dst, src, stride, rounding); |
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break; |
break; |
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} |
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} |
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static __inline void |
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interpolate8x8_add_switch(uint8_t * const cur, |
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const uint8_t * const refn, |
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const uint32_t x, |
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const uint32_t y, |
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const int32_t dx, |
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const int dy, |
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const uint32_t stride, |
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const uint32_t rounding) |
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{ |
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const uint8_t * const src = refn + (int)((y + (dy>>1)) * stride + x + (dx>>1)); |
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uint8_t * const dst = cur + (int)(y * stride + x); |
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switch (((dx & 1) << 1) + (dy & 1)) { /* ((dx%2)?2:0)+((dy%2)?1:0) */ |
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case 0: |
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interpolate8x8_halfpel_add(dst, src, stride, rounding); |
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break; |
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case 1: |
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interpolate8x8_halfpel_v_add(dst, src, stride, rounding); |
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break; |
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case 2: |
case 2: |
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ddx = (dx - 1) / 2; |
interpolate8x8_halfpel_h_add(dst, src, stride, rounding); |
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ddy = dy / 2; |
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interpolate8x8_halfpel_h(cur + y * stride + x, |
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refn + (int)((y + ddy) * stride + x + ddx), stride, |
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rounding); |
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break; |
break; |
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default: |
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interpolate8x8_halfpel_hv_add(dst, src, stride, rounding); |
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break; |
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} |
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} |
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static __inline void |
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interpolate16x16_switch(uint8_t * const cur, |
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const uint8_t * const refn, |
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const uint32_t x, |
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const uint32_t y, |
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const int32_t dx, |
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const int dy, |
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const uint32_t stride, |
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const uint32_t rounding) |
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{ |
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interpolate8x8_switch(cur, refn, x, y, dx, dy, stride, rounding); |
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interpolate8x8_switch(cur, refn, x+8, y, dx, dy, stride, rounding); |
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interpolate8x8_switch(cur, refn, x, y+8, dx, dy, stride, rounding); |
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interpolate8x8_switch(cur, refn, x+8, y+8, dx, dy, stride, rounding); |
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} |
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static __inline void |
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interpolate16x16_add_switch(uint8_t * const cur, |
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const uint8_t * const refn, |
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const uint32_t x, |
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const uint32_t y, |
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const int32_t dx, |
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const int dy, |
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const uint32_t stride, |
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const uint32_t rounding) |
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{ |
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interpolate8x8_add_switch(cur, refn, x, y, dx, dy, stride, rounding); |
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interpolate8x8_add_switch(cur, refn, x+8, y, dx, dy, stride, rounding); |
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interpolate8x8_add_switch(cur, refn, x, y+8, dx, dy, stride, rounding); |
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interpolate8x8_add_switch(cur, refn, x+8, y+8, dx, dy, stride, rounding); |
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} |
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static __inline void |
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interpolate32x32_switch(uint8_t * const cur, |
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const uint8_t * const refn, |
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const uint32_t x, |
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const uint32_t y, |
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const int32_t dx, |
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const int dy, |
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const uint32_t stride, |
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const uint32_t rounding) |
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{ |
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interpolate16x16_switch(cur, refn, x, y, dx, dy, stride, rounding); |
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interpolate16x16_switch(cur, refn, x+16, y, dx, dy, stride, rounding); |
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interpolate16x16_switch(cur, refn, x, y+16, dx, dy, stride, rounding); |
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interpolate16x16_switch(cur, refn, x+16, y+16, dx, dy, stride, rounding); |
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} |
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static __inline void |
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interpolate32x32_add_switch(uint8_t * const cur, |
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const uint8_t * const refn, |
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const uint32_t x, |
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const uint32_t y, |
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const int32_t dx, |
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const int dy, |
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const uint32_t stride, |
310 |
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const uint32_t rounding) |
311 |
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{ |
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interpolate16x16_add_switch(cur, refn, x, y, dx, dy, stride, rounding); |
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interpolate16x16_add_switch(cur, refn, x+16, y, dx, dy, stride, rounding); |
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interpolate16x16_add_switch(cur, refn, x, y+16, dx, dy, stride, rounding); |
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interpolate16x16_add_switch(cur, refn, x+16, y+16, dx, dy, stride, rounding); |
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} |
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318 |
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static __inline uint8_t * |
319 |
|
interpolate8x8_switch2(uint8_t * const buffer, |
320 |
|
const uint8_t * const refn, |
321 |
|
const int x, |
322 |
|
const int y, |
323 |
|
const int dx, |
324 |
|
const int dy, |
325 |
|
const uint32_t stride, |
326 |
|
const uint32_t rounding) |
327 |
|
{ |
328 |
|
|
329 |
|
const uint8_t * const src = refn + (int)((y + (dy>>1)) * stride + x + (dx>>1)); |
330 |
|
|
331 |
|
switch (((dx & 1) << 1) + (dy & 1)) { /* ((dx%2)?2:0)+((dy%2)?1:0) */ |
332 |
|
case 0: |
333 |
|
return (uint8_t *)src; |
334 |
|
case 1: |
335 |
|
interpolate8x8_halfpel_v(buffer, src, stride, rounding); |
336 |
|
break; |
337 |
|
case 2: |
338 |
|
interpolate8x8_halfpel_h(buffer, src, stride, rounding); |
339 |
|
break; |
340 |
default: |
default: |
341 |
ddx = (dx - 1) / 2; |
interpolate8x8_halfpel_hv(buffer, src, stride, rounding); |
|
ddy = (dy - 1) / 2; |
|
|
interpolate8x8_halfpel_hv(cur + y * stride + x, |
|
|
refn + (int)((y + ddy) * stride + x + ddx), stride, |
|
|
rounding); |
|
342 |
break; |
break; |
343 |
} |
} |
344 |
|
return buffer; |
345 |
} |
} |
346 |
|
|
347 |
|
#endif |