2 Copyright (C) 2001-2003 Michael Niedermayer <michaelni@gmx.at>
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 #ifndef SWSCALE_INTERNAL_H
20 #define SWSCALE_INTERNAL_H
32 #include "../mp_msg.h"
34 #define MSG_WARN(args...) mp_msg(MSGT_SWS,MSGL_WARN, ##args )
35 #define MSG_FATAL(args...) mp_msg(MSGT_SWS,MSGL_FATAL, ##args )
36 #define MSG_ERR(args...) mp_msg(MSGT_SWS,MSGL_ERR, ##args )
37 #define MSG_V(args...) mp_msg(MSGT_SWS,MSGL_V, ##args )
38 #define MSG_DBG2(args...) mp_msg(MSGT_SWS,MSGL_DBG2, ##args )
39 #define MSG_INFO(args...) mp_msg(MSGT_SWS,MSGL_INFO, ##args )
41 #define MAX_FILTER_SIZE 256
43 typedef int (*SwsFunc)(struct SwsContext *context, uint8_t* src[], int srcStride[], int srcSliceY,
44 int srcSliceH, uint8_t* dst[], int dstStride[]);
46 /* this struct should be aligned on at least 32-byte boundary */
47 typedef struct SwsContext{
50 * Note the src,dst,srcStride,dstStride will be copied, in the sws_scale() warper so they can freely be modified here
54 int chrSrcW, chrSrcH, chrDstW, chrDstH;
57 int dstFormat, srcFormat; ///< format 4:2:0 type is allways YV12
58 int origDstFormat, origSrcFormat; ///< format
59 int chrSrcHSubSample, chrSrcVSubSample;
60 int chrIntHSubSample, chrIntVSubSample;
61 int chrDstHSubSample, chrDstVSubSample;
68 int16_t *hLumFilterPos;
70 int16_t *hChrFilterPos;
72 int16_t *vLumFilterPos;
74 int16_t *vChrFilterPos;
76 uint8_t formatConvBuffer[4000]; //FIXME dynamic alloc, but we have to change alot of code for this to be usefull
87 int32_t *lumMmx2FilterPos;
88 int32_t *chrMmx2FilterPos;
89 int16_t *lumMmx2Filter;
90 int16_t *chrMmx2Filter;
100 void * yuvTable; // pointer to the yuv->rgb table start so it can be freed()
101 void * table_rV[256];
102 void * table_gU[256];
104 void * table_bU[256];
107 int contrast, brightness, saturation; // for sws_getColorspaceDetails
108 int srcColorspaceTable[4];
109 int dstColorspaceTable[4];
110 int srcRange, dstRange;
112 #define RED_DITHER "0*8"
113 #define GREEN_DITHER "1*8"
114 #define BLUE_DITHER "2*8"
115 #define Y_COEFF "3*8"
116 #define VR_COEFF "4*8"
117 #define UB_COEFF "5*8"
118 #define VG_COEFF "6*8"
119 #define UG_COEFF "7*8"
120 #define Y_OFFSET "8*8"
121 #define U_OFFSET "9*8"
122 #define V_OFFSET "10*8"
123 #define LUM_MMX_FILTER_OFFSET "11*8"
124 #define CHR_MMX_FILTER_OFFSET "11*8+4*4*256"
125 #define DSTW_OFFSET "11*8+4*4*256*2" //do not change, its hardcoded in the asm
126 #define ESP_OFFSET "11*8+4*4*256*2+4"
127 #define VROUNDER_OFFSET "11*8+4*4*256*2+8"
129 uint64_t redDither __attribute__((aligned(8)));
130 uint64_t greenDither __attribute__((aligned(8)));
131 uint64_t blueDither __attribute__((aligned(8)));
133 uint64_t yCoeff __attribute__((aligned(8)));
134 uint64_t vrCoeff __attribute__((aligned(8)));
135 uint64_t ubCoeff __attribute__((aligned(8)));
136 uint64_t vgCoeff __attribute__((aligned(8)));
137 uint64_t ugCoeff __attribute__((aligned(8)));
138 uint64_t yOffset __attribute__((aligned(8)));
139 uint64_t uOffset __attribute__((aligned(8)));
140 uint64_t vOffset __attribute__((aligned(8)));
141 int32_t lumMmxFilter[4*MAX_FILTER_SIZE];
142 int32_t chrMmxFilter[4*MAX_FILTER_SIZE];
145 uint64_t vRounder __attribute__((aligned(8)));
149 vector signed short CY;
150 vector signed short CRV;
151 vector signed short CBU;
152 vector signed short CGU;
153 vector signed short CGV;
154 vector signed short OY;
155 vector unsigned short CSHIFT;
160 //FIXME check init (where 0)
162 SwsFunc yuv2rgb_get_func_ptr (SwsContext *c);
163 int yuv2rgb_c_init_tables (SwsContext *c, const int inv_table[4], int fullRange, int brightness, int contrast, int saturation);