2 Copyright 2004-2005 Chris Tallon
4 This file is part of VOMP.
6 VOMP is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 VOMP is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with VOMP; if not, write to the Free Software
18 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21 // Thanks to Jon Gettler and BtB of the MVPMC project for all the hardware information
27 // FIXME - check why so many things include unistd
32 #include <sys/ioctl.h>
42 static Video* getInstance();
44 int init(UCHAR format);
47 // Video formats - AV_SET_VID_DISP_FMT
48 const static UCHAR NTSC = 0;
49 const static UCHAR PAL = 1;
51 // Video connections - AV_SET_VID_OUTPUT
52 const static UCHAR COMPOSITERGB = 1;
53 const static UCHAR SVIDEO = 2;
55 // Video aspect ratios - AV_SET_VID_RATIO
56 const static UCHAR ASPECT4X3 = 0;
57 const static UCHAR ASPECT16X9 = 1;
59 // Video modes - AV_SET_VID_MODE
60 const static UCHAR NORMAL = 0;
61 const static UCHAR LETTERBOX = 1;
63 Actual Source Aspect Aspect IOCTL Mode IOCTL MODE A MODE B
65 4:3 4:3 NORMAL fullframe43 fullframe43
66 4:3 16:9 NORMAL fullframe43 fullframe43
67 4:3 4:3 LETTERBOX fullframe43 fullframe43
68 4:3 16:9 LETTERBOX fullframe43 fullframe43
69 16:9 4:3 NORMAL chop sides fullframe169
70 16:9 16:9 NORMAL chop sides fullframe169
71 16:9 4:3 LETTERBOX letterbox letterbox
72 16:9 16:9 LETTERBOX chop sides fullframe169
76 1. There are two chip modes - accessible by reopening the fd
77 2. The video chip knows the aspect ratio purely from the incoming MPEG
79 To switch to MODE A, set the aspect ioctl to 4:3 and reopen the FD.
80 To switch to MODE B, set the aspect ioctl to 16:9 and reopen the FD.
83 const static UCHAR UNKNOWN2 = 2;
84 const static UCHAR QUARTER = 3;
85 const static UCHAR EIGHTH = 4;
86 const static UCHAR ZOOM = 5;
87 const static UCHAR UNKNOWN6 = 6;
89 int setFormat(UCHAR format);
90 int setConnection(UCHAR connection);
91 int setAspectRatio(UCHAR aspectRatio); // This one does the pin 8 scart widescreen switching
92 // UCHAR getAspectRatio();
93 int setTVsize(UCHAR size);
94 int setDefaultAspect();
95 int setMode(UCHAR mode);
97 int setPosition(int x, int y);
115 int attachFrameBuffer(); // What does this do?
119 UINT getScreenWidth();
120 UINT getScreenHeight();
125 static Video* instance;