1 /* 2 * osd.h 3 * 4 * Copyright (C) 2001 Ralph Metzler <ralph@convergence.de> 5 * & Marcus Metzler <marcus@convergence.de> 6 * for convergence integrated media GmbH 7 * 8 * This program is free software; you can redistribute it and/or 9 * modify it under the terms of the GNU General Lesser Public License 10 * as published by the Free Software Foundation; either version 2.1 11 * of the License, or (at your option) any later version. 12 * 13 * This program is distributed in the hope that it will be useful, 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16 * GNU General Public License for more details. 17 * 18 * You should have received a copy of the GNU Lesser General Public License 19 * along with this program; if not, write to the Free Software 20 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. 21 * 22 */ 23 24 #ifndef _DVBOSD_H_ 25 #define _DVBOSD_H_ 26 27 #include <linux/compiler.h> 28 29 typedef enum { 30 // All functions return -2 on "not open" 31 OSD_Close=1, // () 32 // Disables OSD and releases the buffers 33 // returns 0 on success 34 OSD_Open, // (x0,y0,x1,y1,BitPerPixel[2/4/8](color&0x0F),mix[0..15](color&0xF0)) 35 // Opens OSD with this size and bit depth 36 // returns 0 on success, -1 on DRAM allocation error, -2 on "already open" 37 OSD_Show, // () 38 // enables OSD mode 39 // returns 0 on success 40 OSD_Hide, // () 41 // disables OSD mode 42 // returns 0 on success 43 OSD_Clear, // () 44 // Sets all pixel to color 0 45 // returns 0 on success 46 OSD_Fill, // (color) 47 // Sets all pixel to color <col> 48 // returns 0 on success 49 OSD_SetColor, // (color,R{x0},G{y0},B{x1},opacity{y1}) 50 // set palette entry <num> to <r,g,b>, <mix> and <trans> apply 51 // R,G,B: 0..255 52 // R=Red, G=Green, B=Blue 53 // opacity=0: pixel opacity 0% (only video pixel shows) 54 // opacity=1..254: pixel opacity as specified in header 55 // opacity=255: pixel opacity 100% (only OSD pixel shows) 56 // returns 0 on success, -1 on error 57 OSD_SetPalette, // (firstcolor{color},lastcolor{x0},data) 58 // Set a number of entries in the palette 59 // sets the entries "firstcolor" through "lastcolor" from the array "data" 60 // data has 4 byte for each color: 61 // R,G,B, and a opacity value: 0->transparent, 1..254->mix, 255->pixel 62 OSD_SetTrans, // (transparency{color}) 63 // Sets transparency of mixed pixel (0..15) 64 // returns 0 on success 65 OSD_SetPixel, // (x0,y0,color) 66 // sets pixel <x>,<y> to color number <col> 67 // returns 0 on success, -1 on error 68 OSD_GetPixel, // (x0,y0) 69 // returns color number of pixel <x>,<y>, or -1 70 OSD_SetRow, // (x0,y0,x1,data) 71 // fills pixels x0,y through x1,y with the content of data[] 72 // returns 0 on success, -1 on clipping all pixel (no pixel drawn) 73 OSD_SetBlock, // (x0,y0,x1,y1,increment{color},data) 74 // fills pixels x0,y0 through x1,y1 with the content of data[] 75 // inc contains the width of one line in the data block, 76 // inc<=0 uses blockwidth as linewidth 77 // returns 0 on success, -1 on clipping all pixel 78 OSD_FillRow, // (x0,y0,x1,color) 79 // fills pixels x0,y through x1,y with the color <col> 80 // returns 0 on success, -1 on clipping all pixel 81 OSD_FillBlock, // (x0,y0,x1,y1,color) 82 // fills pixels x0,y0 through x1,y1 with the color <col> 83 // returns 0 on success, -1 on clipping all pixel 84 OSD_Line, // (x0,y0,x1,y1,color) 85 // draw a line from x0,y0 to x1,y1 with the color <col> 86 // returns 0 on success 87 OSD_Query, // (x0,y0,x1,y1,xasp{color}}), yasp=11 88 // fills parameters with the picture dimensions and the pixel aspect ratio 89 // returns 0 on success 90 OSD_Test, // () 91 // draws a test picture. for debugging purposes only 92 // returns 0 on success 93 // TODO: remove "test" in final version 94 OSD_Text, // (x0,y0,size,color,text) 95 OSD_SetWindow, // (x0) set window with number 0<x0<8 as current 96 OSD_MoveWindow, // move current window to (x0, y0) 97 OSD_OpenRaw, // Open other types of OSD windows 98 } OSD_Command; 99 100 typedef struct osd_cmd_s { 101 OSD_Command cmd; 102 int x0; 103 int y0; 104 int x1; 105 int y1; 106 int color; 107 void __user *data; 108 } osd_cmd_t; 109 110 /* OSD_OpenRaw: set 'color' to desired window type */ 111 typedef enum { 112 OSD_BITMAP1, /* 1 bit bitmap */ 113 OSD_BITMAP2, /* 2 bit bitmap */ 114 OSD_BITMAP4, /* 4 bit bitmap */ 115 OSD_BITMAP8, /* 8 bit bitmap */ 116 OSD_BITMAP1HR, /* 1 Bit bitmap half resolution */ 117 OSD_BITMAP2HR, /* 2 bit bitmap half resolution */ 118 OSD_BITMAP4HR, /* 4 bit bitmap half resolution */ 119 OSD_BITMAP8HR, /* 8 bit bitmap half resolution */ 120 OSD_YCRCB422, /* 4:2:2 YCRCB Graphic Display */ 121 OSD_YCRCB444, /* 4:4:4 YCRCB Graphic Display */ 122 OSD_YCRCB444HR, /* 4:4:4 YCRCB graphic half resolution */ 123 OSD_VIDEOTSIZE, /* True Size Normal MPEG Video Display */ 124 OSD_VIDEOHSIZE, /* MPEG Video Display Half Resolution */ 125 OSD_VIDEOQSIZE, /* MPEG Video Display Quarter Resolution */ 126 OSD_VIDEODSIZE, /* MPEG Video Display Double Resolution */ 127 OSD_VIDEOTHSIZE, /* True Size MPEG Video Display Half Resolution */ 128 OSD_VIDEOTQSIZE, /* True Size MPEG Video Display Quarter Resolution*/ 129 OSD_VIDEOTDSIZE, /* True Size MPEG Video Display Double Resolution */ 130 OSD_VIDEONSIZE, /* Full Size MPEG Video Display */ 131 OSD_CURSOR /* Cursor */ 132 } osd_raw_window_t; 133 134 typedef struct osd_cap_s { 135 int cmd; 136 #define OSD_CAP_MEMSIZE 1 /* memory size */ 137 long val; 138 } osd_cap_t; 139 140 141 #define OSD_SEND_CMD _IOW('o', 160, osd_cmd_t) 142 #define OSD_GET_CAPABILITY _IOR('o', 161, osd_cap_t) 143 144 #endif 145