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/*
* Copyright (c) 2010 The WebM project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#ifndef __INC_IDCT_H
#define __INC_IDCT_H
#define prototype_second_order(sym) \
void sym(short *input, short *output)
#define prototype_idct(sym) \
void sym(short *input, short *output, int pitch)
#define prototype_idct_scalar_add(sym) \
void sym(short input, \
unsigned char *pred, unsigned char *output, \
int pitch, int stride)
#if ARCH_X86 || ARCH_X86_64
#include "x86/idct_x86.h"
#endif
#if ARCH_ARM
#include "arm/idct_arm.h"
#endif
#if CONFIG_LOSSLESS
#define WHT_UPSCALE_FACTOR 3
#define Y2_WHT_UPSCALE_FACTOR 2
#endif
#if CONFIG_TX16X16
#ifndef vp8_idct_idct16x16
#define vp8_idct_idct16x16 vp8_short_idct16x16_c
#endif
extern prototype_idct(vp8_idct_idct16x16);
#endif
#ifndef vp8_idct_idct8
#define vp8_idct_idct8 vp8_short_idct8x8_c
#endif
extern prototype_idct(vp8_idct_idct8);
#ifndef vp8_idct_idct8_1
#define vp8_idct_idct8_1 vp8_short_idct8x8_1_c
#endif
extern prototype_idct(vp8_idct_idct8_1);
#ifndef vp8_idct_ihaar2
#define vp8_idct_ihaar2 vp8_short_ihaar2x2_c
#endif
extern prototype_idct(vp8_idct_ihaar2);
#ifndef vp8_idct_ihaar2_1
#define vp8_idct_ihaar2_1 vp8_short_ihaar2x2_1_c
#endif
extern prototype_idct(vp8_idct_ihaar2_1);
#ifndef vp8_idct_idct1_scalar_add_8x8
#define vp8_idct_idct1_scalar_add_8x8 vp8_dc_only_idct_add_8x8_c
#endif
extern prototype_idct_scalar_add(vp8_idct_idct1_scalar_add_8x8);
#ifndef vp8_idct_idct1
#define vp8_idct_idct1 vp8_short_idct4x4llm_1_c
#endif
extern prototype_idct(vp8_idct_idct1);
#ifndef vp8_idct_idct16
#define vp8_idct_idct16 vp8_short_idct4x4llm_c
#endif
extern prototype_idct(vp8_idct_idct16);
#ifndef vp8_idct_idct1_scalar_add
#define vp8_idct_idct1_scalar_add vp8_dc_only_idct_add_c
#endif
extern prototype_idct_scalar_add(vp8_idct_idct1_scalar_add);
#ifndef vp8_idct_iwalsh1
#define vp8_idct_iwalsh1 vp8_short_inv_walsh4x4_1_c
#endif
extern prototype_second_order(vp8_idct_iwalsh1);
#ifndef vp8_idct_iwalsh16
#define vp8_idct_iwalsh16 vp8_short_inv_walsh4x4_c
#endif
extern prototype_second_order(vp8_idct_iwalsh16);
#if CONFIG_LOSSLESS
extern prototype_idct(vp8_short_inv_walsh4x4_x8_c);
extern prototype_idct(vp8_short_inv_walsh4x4_1_x8_c);
extern prototype_idct_scalar_add(vp8_dc_only_inv_walsh_add_c);
extern prototype_second_order(vp8_short_inv_walsh4x4_lossless_c);
extern prototype_second_order(vp8_short_inv_walsh4x4_1_lossless_c);
#endif
#if CONFIG_HYBRIDTRANSFORM
#include "vp8/common/blockd.h"
void vp8_iht4x4llm_c(short *input, short *output, int pitch, TX_TYPE tx_type);
#endif
typedef prototype_idct((*vp8_idct_fn_t));
typedef prototype_idct_scalar_add((*vp8_idct_scalar_add_fn_t));
typedef prototype_second_order((*vp8_second_order_fn_t));
typedef struct {
vp8_idct_fn_t idct1;
vp8_idct_fn_t idct16;
vp8_idct_scalar_add_fn_t idct1_scalar_add;
vp8_second_order_fn_t iwalsh1;
vp8_second_order_fn_t iwalsh16;
vp8_idct_fn_t idct8;
vp8_idct_fn_t idct8_1;
vp8_idct_scalar_add_fn_t idct1_scalar_add_8x8;
vp8_idct_fn_t ihaar2;
vp8_idct_fn_t ihaar2_1;
#if CONFIG_TX16X16
vp8_idct_fn_t idct16x16;
#endif
} vp8_idct_rtcd_vtable_t;
#if CONFIG_RUNTIME_CPU_DETECT
#define IDCT_INVOKE(ctx,fn) (ctx)->fn
#else
#define IDCT_INVOKE(ctx,fn) vp8_idct_##fn
#endif
#endif
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