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 /*****************************************************************************/ 67 typedef enum { 68 GRAY_SCALE = 0, 69 YUV444 = 1, 70 YUV420 = 2, 71 YUV422H = 3, 72 YUV422V = 4, 73 YUV411 = 5, 74 RGB24 = 6, 75 RGB24i = 7 76 }input_format_t; 77 78 /*****************************************************************************/ 79 /* Function Declarations */ 80 /*****************************************************************************/ 81 typedef 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 96 typedef 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); 106 107 typedef 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); 120 121 pf_copy_yuv420p_buf_t impeg2_copy_frm_yuv420p; 122 pf_fmt_conv_yuv420p_to_yuv422ile_t impeg2_fmt_conv_yuv420p_to_yuv422ile; 123 pf_fmt_conv_yuv420p_to_yuv420sp_t impeg2_fmt_conv_yuv420p_to_yuv420sp_vu; 124 pf_fmt_conv_yuv420p_to_yuv420sp_t impeg2_fmt_conv_yuv420p_to_yuv420sp_uv; 125 126 pf_fmt_conv_yuv420p_to_yuv420sp_t impeg2_fmt_conv_yuv420p_to_yuv420sp_uv_a9q; 127 pf_fmt_conv_yuv420p_to_yuv420sp_t impeg2_fmt_conv_yuv420p_to_yuv420sp_vu_a9q; 128 129 pf_fmt_conv_yuv420p_to_yuv420sp_t impeg2_fmt_conv_yuv420p_to_yuv420sp_uv_av8; 130 pf_fmt_conv_yuv420p_to_yuv420sp_t impeg2_fmt_conv_yuv420p_to_yuv420sp_vu_av8; 131 132 133 #endif /* __IMPEG2_FORMAT_CONV_H__ */ 134