1/******************************************************************************
2 *
3 * Copyright (C) 2015 The Android Open Source Project
4 *
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at:
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 *
17 *****************************************************************************
18 * Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore
19*/
20/*****************************************************************************/
21/*                                                                           */
22/*  File Name         : impeg2_format_conv.h                                */
23/*                                                                           */
24/*  Description       : Contains coefficients and constant reqquired for     */
25/*                      converting from rgb and gray color spaces to yuv422i */
26/*                      color space                                          */
27/*                                                                           */
28/*  List of Functions : None                                                 */
29/*                                                                           */
30/*  Issues / Problems : None                                                 */
31/*                                                                           */
32/*  Revision History  :                                                      */
33/*                                                                           */
34/*         DD MM YYYY   Author(s)       Changes (Describe the changes made)  */
35/*         27 08 2007  Naveen Kumar T        Draft                           */
36/*                                                                           */
37/*****************************************************************************/
38
39#ifndef __IMPEG2_FORMAT_CONV_H__
40#define __IMPEG2_FORMAT_CONV_H__
41
42/*****************************************************************************/
43/* Typedefs                                                                  */
44/*****************************************************************************/
45
46#define COEFF_0_Y       66
47#define COEFF_1_Y       129
48#define COEFF_2_Y       25
49#define COEFF_0_U       -38
50#define COEFF_1_U       -75
51#define COEFF_2_U       112
52#define COEFF_0_V       112
53#define COEFF_1_V       -94
54#define COEFF_2_V       -18
55#define CONST_RGB_YUV1  4096
56#define CONST_RGB_YUV2  32768
57#define CONST_GRAY_YUV  128
58#define COEF_2_V2_U  0xFFEE0070
59
60#define COF_2Y_0Y          0X00190042
61#define COF_1U_0U          0XFFB5FFDA
62#define COF_1V_0V          0XFFA20070
63
64/*****************************************************************************/
65/* Enums */
66/*****************************************************************************/
67typedef enum {
68GRAY_SCALE   = 0,
69YUV444      = 1,
70YUV420      = 2,
71YUV422H     = 3,
72YUV422V     = 4,
73YUV411      = 5,
74RGB24       = 6,
75RGB24i      = 7
76}input_format_t;
77
78/*****************************************************************************/
79/* Function Declarations                                                     */
80/*****************************************************************************/
81typedef void pf_copy_yuv420p_buf_t(UWORD8 *pu1_src_y,
82                                   UWORD8 *pu1_src_u,
83                                   UWORD8 *pu1_src_v,
84                                   UWORD8 *pu1_dst_y,
85                                   UWORD8 *pu1_dst_u,
86                                   UWORD8 *pu1_dst_v,
87                                   UWORD32 u4_width,
88                                   UWORD32 u4_height,
89                                   UWORD32 u4_src_stride_y,
90                                   UWORD32 u4_src_stride_u,
91                                   UWORD32 u4_src_stride_v,
92                                   UWORD32 u4_dst_stride_y,
93                                   UWORD32 u4_dst_stride_u,
94                                   UWORD32 u4_dst_stride_v);
95
96typedef void pf_fmt_conv_yuv420p_to_yuv422ile_t(UWORD8 *pu1_y,
97                                                UWORD8 *pu1_u,
98                                                UWORD8 *pu1_v,
99                                                void *pv_yuv422i,
100                                                UWORD32 u4_width,
101                                                UWORD32 u4_height,
102                                                UWORD32 u4_stride_y,
103                                                UWORD32 u4_stride_u,
104                                                UWORD32 u4_stride_v,
105                                                UWORD32 u4_stride_yuv422i);
106
107typedef void pf_fmt_conv_yuv420p_to_yuv420sp_t(UWORD8 *pu1_y,
108                                               UWORD8 *pu1_u,
109                                               UWORD8 *pu1_v,
110                                               UWORD8 *pu1_dest_y,
111                                               UWORD8 *pu1_dest_uv,
112                                               UWORD32 u2_height,
113                                               UWORD32 u2_width,
114                                               UWORD32 u2_stridey,
115                                               UWORD32 u2_strideu,
116                                               UWORD32 u2_stridev,
117                                               UWORD32 u2_dest_stride_y,
118                                               UWORD32 u2_dest_stride_uv,
119                                               UWORD32 convert_uv_only);
120
121pf_copy_yuv420p_buf_t impeg2_copy_frm_yuv420p;
122pf_fmt_conv_yuv420p_to_yuv422ile_t impeg2_fmt_conv_yuv420p_to_yuv422ile;
123pf_fmt_conv_yuv420p_to_yuv420sp_t impeg2_fmt_conv_yuv420p_to_yuv420sp_vu;
124pf_fmt_conv_yuv420p_to_yuv420sp_t impeg2_fmt_conv_yuv420p_to_yuv420sp_uv;
125
126pf_fmt_conv_yuv420p_to_yuv420sp_t impeg2_fmt_conv_yuv420p_to_yuv420sp_uv_a9q;
127pf_fmt_conv_yuv420p_to_yuv420sp_t impeg2_fmt_conv_yuv420p_to_yuv420sp_vu_a9q;
128
129pf_fmt_conv_yuv420p_to_yuv420sp_t impeg2_fmt_conv_yuv420p_to_yuv420sp_uv_av8;
130pf_fmt_conv_yuv420p_to_yuv420sp_t impeg2_fmt_conv_yuv420p_to_yuv420sp_vu_av8;
131
132
133#endif /* __IMPEG2_FORMAT_CONV_H__ */
134