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 28 typedef enum { 29 // All functions return -2 on "not open" 30 OSD_Close=1, // () 31 // Disables OSD and releases the buffers 32 // returns 0 on success 33 OSD_Open, // (x0,y0,x1,y1,BitPerPixel[2/4/8](color&0x0F),mix[0..15](color&0xF0)) 34 // Opens OSD with this size and bit depth 35 // returns 0 on success, -1 on DRAM allocation error, -2 on "already open" 36 OSD_Show, // () 37 // enables OSD mode 38 // returns 0 on success 39 OSD_Hide, // () 40 // disables OSD mode 41 // returns 0 on success 42 OSD_Clear, // () 43 // Sets all pixel to color 0 44 // returns 0 on success 45 OSD_Fill, // (color) 46 // Sets all pixel to color <col> 47 // returns 0 on success 48 OSD_SetColor, // (color,R{x0},G{y0},B{x1},opacity{y1}) 49 // set palette entry <num> to <r,g,b>, <mix> and <trans> apply 50 // R,G,B: 0..255 51 // R=Red, G=Green, B=Blue 52 // opacity=0: pixel opacity 0% (only video pixel shows) 53 // opacity=1..254: pixel opacity as specified in header 54 // opacity=255: pixel opacity 100% (only OSD pixel shows) 55 // returns 0 on success, -1 on error 56 OSD_SetPalette, // (firstcolor{color},lastcolor{x0},data) 57 // Set a number of entries in the palette 58 // sets the entries "firstcolor" through "lastcolor" from the array "data" 59 // data has 4 byte for each color: 60 // R,G,B, and a opacity value: 0->transparent, 1..254->mix, 255->pixel 61 OSD_SetTrans, // (transparency{color}) 62 // Sets transparency of mixed pixel (0..15) 63 // returns 0 on success 64 OSD_SetPixel, // (x0,y0,color) 65 // sets pixel <x>,<y> to color number <col> 66 // returns 0 on success, -1 on error 67 OSD_GetPixel, // (x0,y0) 68 // returns color number of pixel <x>,<y>, or -1 69 OSD_SetRow, // (x0,y0,x1,data) 70 // fills pixels x0,y through x1,y with the content of data[] 71 // returns 0 on success, -1 on clipping all pixel (no pixel drawn) 72 OSD_SetBlock, // (x0,y0,x1,y1,increment{color},data) 73 // fills pixels x0,y0 through x1,y1 with the content of data[] 74 // inc contains the width of one line in the data block, 75 // inc<=0 uses blockwidth as linewidth 76 // returns 0 on success, -1 on clipping all pixel 77 OSD_FillRow, // (x0,y0,x1,color) 78 // fills pixels x0,y through x1,y with the color <col> 79 // returns 0 on success, -1 on clipping all pixel 80 OSD_FillBlock, // (x0,y0,x1,y1,color) 81 // fills pixels x0,y0 through x1,y1 with the color <col> 82 // returns 0 on success, -1 on clipping all pixel 83 OSD_Line, // (x0,y0,x1,y1,color) 84 // draw a line from x0,y0 to x1,y1 with the color <col> 85 // returns 0 on success 86 OSD_Query, // (x0,y0,x1,y1,xasp{color}}), yasp=11 87 // fills parameters with the picture dimensions and the pixel aspect ratio 88 // returns 0 on success 89 OSD_Test, // () 90 // draws a test picture. for debugging purposes only 91 // returns 0 on success 92 // TODO: remove "test" in final version 93 OSD_Text, // (x0,y0,size,color,text) 94 OSD_SetWindow, // (x0) set window with number 0<x0<8 as current 95 OSD_MoveWindow, // move current window to (x0, y0) 96 OSD_OpenRaw, // Open other types of OSD windows 97 } OSD_Command; 98 99 typedef struct osd_cmd_s { 100 OSD_Command cmd; 101 int x0; 102 int y0; 103 int x1; 104 int y1; 105 int color; 106 void *data; 107 } osd_cmd_t; 108 109 /* OSD_OpenRaw: set 'color' to desired window type */ 110 typedef enum { 111 OSD_BITMAP1, /* 1 bit bitmap */ 112 OSD_BITMAP2, /* 2 bit bitmap */ 113 OSD_BITMAP4, /* 4 bit bitmap */ 114 OSD_BITMAP8, /* 8 bit bitmap */ 115 OSD_BITMAP1HR, /* 1 Bit bitmap half resolution */ 116 OSD_BITMAP2HR, /* 2 bit bitmap half resolution */ 117 OSD_BITMAP4HR, /* 4 bit bitmap half resolution */ 118 OSD_BITMAP8HR, /* 8 bit bitmap half resolution */ 119 OSD_YCRCB422, /* 4:2:2 YCRCB Graphic Display */ 120 OSD_YCRCB444, /* 4:4:4 YCRCB Graphic Display */ 121 OSD_YCRCB444HR, /* 4:4:4 YCRCB graphic half resolution */ 122 OSD_VIDEOTSIZE, /* True Size Normal MPEG Video Display */ 123 OSD_VIDEOHSIZE, /* MPEG Video Display Half Resolution */ 124 OSD_VIDEOQSIZE, /* MPEG Video Display Quarter Resolution */ 125 OSD_VIDEODSIZE, /* MPEG Video Display Double Resolution */ 126 OSD_VIDEOTHSIZE, /* True Size MPEG Video Display Half Resolution */ 127 OSD_VIDEOTQSIZE, /* True Size MPEG Video Display Quarter Resolution*/ 128 OSD_VIDEOTDSIZE, /* True Size MPEG Video Display Double Resolution */ 129 OSD_VIDEONSIZE, /* Full Size MPEG Video Display */ 130 OSD_CURSOR /* Cursor */ 131 } osd_raw_window_t; 132 133 typedef struct osd_cap_s { 134 int cmd; 135 #define OSD_CAP_MEMSIZE 1 /* memory size */ 136 long val; 137 } osd_cap_t; 138 139 140 #define OSD_SEND_CMD _IOW('o', 160, osd_cmd_t) 141 #define OSD_GET_CAPABILITY _IOR('o', 161, osd_cap_t) 142 143 #endif 144