1 /*
2  *  Copyright (c) 2010 The WebM project authors. All Rights Reserved.
3  *
4  *  Use of this source code is governed by a BSD-style license
5  *  that can be found in the LICENSE file in the root of the source
6  *  tree. An additional intellectual property rights grant can be found
7  *  in the file PATENTS.  All contributing project authors may
8  *  be found in the AUTHORS file in the root of the source tree.
9  */
10 
11 #ifndef VPX_VP9_COMMON_VP9_IDCT_H_
12 #define VPX_VP9_COMMON_VP9_IDCT_H_
13 
14 #include <assert.h>
15 
16 #include "vp9_common.h"
17 #include "vp9_enums.h"
18 #include "inv_txfm.h"
19 #include "txfm_common.h"
20 #include "mem.h"
21 
22 #ifdef __cplusplus
23 extern "C" {
24 #endif
25 
26 typedef void (*transform_1d)(const tran_low_t *, tran_low_t *);
27 
28 typedef struct {
29   transform_1d cols, rows;  // vertical and horizontal
30 } transform_2d;
31 
32 #if CONFIG_VP9_HIGHBITDEPTH
33 typedef void (*highbd_transform_1d)(const tran_low_t *, tran_low_t *, int bd);
34 
35 typedef struct {
36   highbd_transform_1d cols, rows;  // vertical and horizontal
37 } highbd_transform_2d;
38 #endif  // CONFIG_VP9_HIGHBITDEPTH
39 
40 void eb_vp9_iwht4x4_add(const tran_low_t *input, uint8_t *dest, int stride,
41                      int eob);
42 void eb_vp9_idct4x4_add(const tran_low_t *input, uint8_t *dest, int stride,
43                      int eob);
44 void eb_vp9_idct8x8_add(const tran_low_t *input, uint8_t *dest, int stride,
45                      int eob);
46 void eb_vp9_idct16x16_add(const tran_low_t *input, uint8_t *dest, int stride,
47                        int eob);
48 void eb_vp9_idct32x32_add(const tran_low_t *input, uint8_t *dest, int stride,
49                        int eob);
50 
51 void eb_vp9_iht4x4_add(TX_TYPE tx_type, const tran_low_t *input, uint8_t *dest,
52                     int stride, int eob);
53 void eb_vp9_iht8x8_add(TX_TYPE tx_type, const tran_low_t *input, uint8_t *dest,
54                     int stride, int eob);
55 void eb_vp9_iht16x16_add(TX_TYPE tx_type, const tran_low_t *input, uint8_t *dest,
56                       int stride, int eob);
57 
58 #if CONFIG_VP9_HIGHBITDEPTH
59 void vp9_highbd_iwht4x4_add(const tran_low_t *input, uint16_t *dest, int stride,
60                             int eob, int bd);
61 void vp9_highbd_idct4x4_add(const tran_low_t *input, uint16_t *dest, int stride,
62                             int eob, int bd);
63 void vp9_highbd_idct8x8_add(const tran_low_t *input, uint16_t *dest, int stride,
64                             int eob, int bd);
65 void vp9_highbd_idct16x16_add(const tran_low_t *input, uint16_t *dest,
66                               int stride, int eob, int bd);
67 void vp9_highbd_idct32x32_add(const tran_low_t *input, uint16_t *dest,
68                               int stride, int eob, int bd);
69 void vp9_highbd_iht4x4_add(TX_TYPE tx_type, const tran_low_t *input,
70                            uint16_t *dest, int stride, int eob, int bd);
71 void vp9_highbd_iht8x8_add(TX_TYPE tx_type, const tran_low_t *input,
72                            uint16_t *dest, int stride, int eob, int bd);
73 void vp9_highbd_iht16x16_add(TX_TYPE tx_type, const tran_low_t *input,
74                              uint16_t *dest, int stride, int eob, int bd);
75 #endif  // CONFIG_VP9_HIGHBITDEPTH
76 #ifdef __cplusplus
77 }  // extern "C"
78 #endif
79 
80 #endif  // VPX_VP9_COMMON_VP9_IDCT_H_
81