mirror of
https://github.com/electronicarts/CnC_Red_Alert.git
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Initial commit of Command & Conquer Red Alert source code.
This commit is contained in:
LFeenanEA
503
VQ/VQA32/CONFIG.CPP
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503
VQ/VQA32/CONFIG.CPP
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/*
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** Command & Conquer Red Alert(tm)
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** Copyright 2025 Electronic Arts Inc.
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**
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** This program is free software: you can redistribute it and/or modify
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** it under the terms of the GNU General Public License as published by
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** the Free Software Foundation, either version 3 of the License, or
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** (at your option) any later version.
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**
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** This program is distributed in the hope that it will be useful,
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** but WITHOUT ANY WARRANTY; without even the implied warranty of
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** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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** GNU General Public License for more details.
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**
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** You should have received a copy of the GNU General Public License
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** along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/****************************************************************************
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*
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* C O N F I D E N T I A L -- W E S T W O O D S T U D I O S
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*
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*----------------------------------------------------------------------------
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*
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* PROJECT
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* VQA player library. (32-Bit protected mode)
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*
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* FILE
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* config.c
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*
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* DESCRIPTION
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* Player configuration routines.
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*
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* PROGRAMMER
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* Bill Randolph
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* Denzil E. Long, Jr.
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*
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* DATE
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* April 10, 1995
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*
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*----------------------------------------------------------------------------
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*
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* PUBLIC
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* VQA_INIConfig - Initialize VQAConfig structure with INI settings.
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* VQA_DefaultConfig - Initialize VQAConfig structure with defaults.
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*
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****************************************************************************/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "vqaplayp.h"
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#include <vqm32\all.h>
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/*---------------------------------------------------------------------------
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* PRIVATE DECLARATIONS
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*-------------------------------------------------------------------------*/
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/* Default configuration structure. */
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static VQAConfig _defaultconfig = {
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/* DrawerCallback: This is a function that is called for every frame
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* in the movie.
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*/
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NULL,
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/* EventHandler: This is a function that is called for every event that
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* the client requested to be notified about.
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*/
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NULL,
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/* NotifyFlags: Flags representing the events the client wishes to be
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* notified about during playback.
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*/
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NULL,
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/* Vmode: Video mode to use. */
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MCGA,
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/* VBIBit: Vertical blank bit polarity. */
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-1,
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/* ImageBuf: Pointer to image buffer to draw into. */
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NULL,
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/* ImageWidth, ImageHeight: Width and height dimensions of image buffer.
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* A width and height value of -1 tells the player to consider the image
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* buffer as having the same dimensions as the frames in the movie.
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*/
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320, 200, /* Image width and height */
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/* X1, Y1: These are the coordinates to put the movies frame in the image
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* buffer. Values of -1 tell the drawer to center the frames in the buffer.
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*/
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-1, -1,
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/* FrameRate: The rate to load the frames at. A value of -1 tells the
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* player to use the framerate of the movie.
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*/
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-1,
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/* DrawRate: The rate to draw the frames at. A value of -1 tells the
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* player to use the framerate of the movie. A value of 0 tells the player
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* to use a fixed rate based on the frame size.
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*/
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-1,
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/* TimerMethod: Timer method to use for playback. */
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-1,
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/* DrawFlags: Various drawing related flags. */
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0,
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/* OptionFlags: Various player options. */
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VQAOPTF_AUDIO,
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/* NumFrameBufs: The number of frame buffers to allocate/use. */
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6,
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/* NumCBBufs: The number of codebook buffers to allocate/use. */
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3,
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/* VocFile: Filename of audio track override. A value of 0 tells the
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* player not to override the movies audio track.
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*/
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NULL,
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/* AudioBuf: Audio buffer to use. A value of 0 tells the player that
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* it has to allocate a buffer itself.
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*/
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NULL,
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/* AudioBufSize: Size of audio buffer to use/allocate. A value of -1
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* tells the player to compute the buffer size from the audio
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* information in the movie.
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*/
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-1,
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/* AudioRate: Audio playback rate in samples per second. A value of -1
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* tells the player to use the audio rate of the movie.
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*/
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-1,
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/* Volume: Volume level to playback audio track. */
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0x00FF,
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/* HMIBufSize: Size of HMIs internal buffer. */
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2048L,
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/* DigiHandle: Handle to an initialized HMI sound driver. A value of -1
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* tells the player it must initialize the HMI sound driver itself.
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*/
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-1,
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/* DigiCard: HMI ID of audio card to use. A value of 0 tells the player
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* not to use any card. A value of -1 tells the player to autodetect the
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* card in the system.
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*/
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-1,
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/* DigiPort: Port address of the sound card. A value of -1 tells the player
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* to autodetect this address.
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*/
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-1,
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/* DigiIRQ: Interrupt number of sound card. A value of -1 tells the player
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* to autodetect the interrupt used by the card.
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*/
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-1,
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/* DigiDMA: DMA channel of the sound card. A value of -1 tells the player
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* to autodetect the channel used by the card.
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*/
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-1,
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/* Language: Prefered language. */
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0,
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/* CaptionFont: Caption text font. */
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NULL,
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/* EVAFont: EVA text font. */
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NULL,
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};
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/* Supported video modes. */
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#if(VQAVIDEO_ON)
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enum VMTAGS {
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VMTAG_NONE = 0,
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#if(VQAMCGA_ON)
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VMTAG_MCGA,
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VMTAG_MCGA_BUF,
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#endif
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#if(VQAXMODE_ON)
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VMTAG_XMODE320X200,
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VMTAG_XMODE320X200_BUF,
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VMTAG_XMODE320X200_VRAM,
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VMTAG_XMODE320X240,
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VMTAG_XMODE320X240_BUF,
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VMTAG_XMODE320X240_VRAM,
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#endif
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#if(VQAVESA_ON)
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VMTAG_VESA640X480_BUF,
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VMTAG_VESA640X480_X2,
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VMTAG_VESA320X200,
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VMTAG_VESA320X200_BUF,
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#endif
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};
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typedef struct _VideoModeTag {
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char const *token;
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long id;
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} VideoModeTag;
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VideoModeTag VideoModeTags[] = {
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{"NONE",VMTAG_NONE},
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#if(VQAMCGA_ON)
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{"MCGA", VMTAG_MCGA},
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{"MCGA_BUF",VMTAG_MCGA_BUF},
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#endif /* VQAMCGA_ON */
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#if(VQAXMODE_ON)
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{"XMODE_320X200", VMTAG_XMODE320X200},
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{"XMODE_320X200_BUF", VMTAG_XMODE320X200_BUF},
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{"XMODE_320X200_VRAM",VMTAG_XMODE320X200_VRAM},
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{"XMODE_320X240", VMTAG_XMODE320X240},
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{"XMODE_320X240_BUF", VMTAG_XMODE320X240_BUF},
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{"XMODE_320X240_VRAM",VMTAG_XMODE320X240_VRAM},
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#endif /* VQAXMODE_ON */
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#if(VQAVESA_ON)
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{"VESA_640X480_BUF",VMTAG_VESA640X480_BUF},
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{"VESA_640X480_X2", VMTAG_VESA640X480_X2},
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{"VESA_320X200", VMTAG_VESA320X200},
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{"VESA_320X200_BUF",VMTAG_VESA320X200_BUF},
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#endif /* VQAVESA_ON */
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{NULL, NULL}
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};
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#endif /* VQAVIDEO_ON */
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/****************************************************************************
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*
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* NAME
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* VQA_INIConfig - Initialize VQAConfig structure with INI settings.
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*
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* SYNOPSIS
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* VQA_INIConfig(Config)
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*
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* void VQA_INIConfig(VQAConfig *);
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*
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* FUNCTION
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* Initializes the configuration structure from the player INI file.
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*
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* INPUTS
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* Config - Pointer to VQAConfig structure.
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*
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* RESULT
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* NONE
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*
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****************************************************************************/
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void VQA_INIConfig(VQAConfig *config)
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{
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char *ininame;
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char buf[80];
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long i;
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/* Set all Config entries to 0. */
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memset(config, 0, sizeof(VQAConfig));
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/* Retrieve player INI filename from an enviroment variable if
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* it is provided.
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*/
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if ((ininame = getenv("VQACFG")) == NULL) {
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ininame = "PLAYER.INI";
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}
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/*-------------------------------------------------------------------------
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* VIDEO MODE AND DRAW FLAGS
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*-----------------------------------------------------------------------*/
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#if(VQAVIDEO_ON)
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/* Get video mode from INI */
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GetINIString("Player", "PlayerMode", "MCGA", buf, 80, ininame);
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/* Search supported modes for a match. */
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i = 0;
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while (VideoModeTags[i].token != NULL) {
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if (stricmp(buf, VideoModeTags[i].token) == 0) {
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break;
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}
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i++;
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}
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/* Setup for requested mode */
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switch (VideoModeTags[i].id) {
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/* MCGA direct */
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#if(VQAMONO_ON)
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case VMTAG_MCGA:
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config->Vmode = MCGA;
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break;
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/* MCGA buffered */
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case VMTAG_MCGA_BUF:
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config->Vmode = MCGA;
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config->DrawFlags |= VQACFGF_BUFFER;
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break;
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#endif /* VQAMCGA_ON */
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/* XMODE direct (320x200) */
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#if(VQAXMODE_ON)
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case VMTAG_XMODE320X200:
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config->Vmode = XMODE_320X200;
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break;
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/* XMODE buffered (320x200) */
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case VMTAG_XMODE320X200_BUF:
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config->Vmode = XMODE_320X200;
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config->DrawFlags |= VQACFGF_BUFFER;
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break;
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/* XMODE VRAM codebook (320x200) */
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case VMTAG_XMODE320X200_VRAM:
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config->Vmode = XMODE_320X200;
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config->DrawFlags |= VQACFGF_VRAMCB;
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break;
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/* XMODE direct (320x240) */
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case VMTAG_XMODE320X240:
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config->Vmode = XMODE_320X240;
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break;
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/* XMODE buffered (320x240) */
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case VMTAG_XMODE320X240_BUF:
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config->Vmode = XMODE_320X240;
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config->DrawFlags |= VQACFGF_BUFFER;
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break;
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/* XMODE VRAM codebook (320x240) */
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case VMTAG_XMODE320X240_VRAM:
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config->Vmode = XMODE_320X240;
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config->DrawFlags |= VQACFGF_VRAMCB;
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break;
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#endif /* VQAXMODE_ON */
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/* VESA buffered (640x480_256) */
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#if(VQAVESA_ON)
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case VMTAG_VESA640X480_BUF:
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config->Vmode = VESA_640X480_256;
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config->DrawFlags |= VQACFGF_BUFFER;
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break;
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/* VESA buffered scaled (640x480_256) */
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case VMTAG_VESA640X480_X2:
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config->Vmode = VESA_640X480_256;
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config->DrawFlags |= (VQACFGF_BUFFER|VQACFGF_SCALEX2);
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break;
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/* VESA direct (320x200_32k) */
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case VMTAG_VESA320X200:
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config->Vmode = VESA_320X200_32K_1;
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break;
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/* VESA buffered (320x200_32k) */
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case VMTAG_VESA320X200_BUF:
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config->Vmode = VESA_320X200_32K_1;
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config->DrawFlags |= VQACFGF_BUFFER;
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break;
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#endif /* VQAVESA_ON */
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/* Default to MCGA direct */
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VMTAG_NONE:
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default:
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config->Vmode = MCGA;
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break;
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}
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#endif /* VQAVIDEO_ON */
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/* Get framerate and drawrate. */
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GetINIString("Player", "FrameRate", "-1", buf, 80, ininame);
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config->FrameRate = atoi(buf);
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GetINIString("Player", "DrawRate", "Variable", buf, 80, ininame);
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if (!stricmp(buf, "Variable")) {
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config->DrawRate = -1;
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} else {
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config->DrawRate = 0;
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}
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/*-------------------------------------------------------------------------
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* AUDIO SETTINGS
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*-----------------------------------------------------------------------*/
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GetINIString("Player", "AudioRate", "-1", buf, 80, ininame);
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config->AudioRate = atoi(buf);
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/* OptionFlags */
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GetINIString("Player", "SoundEnabled", "True", buf, 80, ininame);
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if (!stricmp(buf, "True") || !stricmp(buf, "1")) {
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config->OptionFlags |= VQAOPTF_AUDIO;
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} else {
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config->OptionFlags &= (~VQAOPTF_AUDIO);
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}
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/* Default audio settings. */
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config->AudioBufSize = 32768U;
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config->HMIBufSize = 2048;
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config->DigiHandle = -1;
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config->Volume = 0x00FF;
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config->DigiCard = 0xFFFF;
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config->DigiPort = -1;
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config->DigiIRQ = -1;
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config->DigiDMA = -1;
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/* Configure sound hardware */
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GetINIString("Player", "Port", "-1", buf, 80, ininame);
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if (!stricmp(buf, "-1")) {
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config->DigiPort = -1;
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} else {
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sscanf(buf, "%x", &config->DigiPort);
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}
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GetINIString("Player", "IRQ", "-1", buf, 80, ininame);
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config->DigiIRQ = atoi(buf);
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GetINIString("Player", "DMA", "-1", buf, 80, ininame);
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config->DigiDMA = atoi(buf);
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/*-------------------------------------------------------------------------
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* GENERAL OPTIONS
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*-----------------------------------------------------------------------*/
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/* Enable/Disable single stepping */
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GetINIString("Player", "SingleStep", "False", buf, 80, ininame);
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if (!stricmp(buf, "True") || !stricmp(buf, "1")) {
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config->OptionFlags |= VQAOPTF_STEP;
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config->DrawFlags |= VQACFGF_NOSKIP;
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} else {
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config->OptionFlags &= (~VQAOPTF_STEP);
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}
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/* Enable/Disable Slowpalette */
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GetINIString("Player", "SlowPalette", "False", buf, 80, ininame);
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if (!stricmp(buf, "True") || !stricmp(buf, "1")) {
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config->OptionFlags |= VQAOPTF_SLOWPAL;
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} else {
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config->OptionFlags &= (~VQAOPTF_SLOWPAL);
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}
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/* Enable/Disable monochrome display */
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GetINIString("Player", "MonoOutput", "False", buf, 80, ininame);
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if (!stricmp(buf, "True") || !stricmp(buf, "1")) {
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config->OptionFlags |= VQAOPTF_MONO;
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} else {
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config->OptionFlags &= (~VQAOPTF_MONO);
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}
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/* Frame and codebook buffers */
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config->NumFrameBufs = 6;
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config->NumCBBufs = 3;
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}
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/****************************************************************************
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*
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* NAME
|
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* VQA_DefaultConfig - Initialize VQAConfig structure with defaults.
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||||
*
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* SYNOPSIS
|
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* VQA_DefaultConfig(Config);
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*
|
||||
* void VQA_DefaultConfig(VQAConfig *);
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||||
*
|
||||
* FUNCTION
|
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* Initialize configuration with default settings.
|
||||
*
|
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* INPUTS
|
||||
* Config - Pointer to VQA configuration structure.
|
||||
*
|
||||
* RESULT
|
||||
* NONE
|
||||
*
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||||
****************************************************************************/
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||||
|
||||
void VQA_DefaultConfig(VQAConfig *config)
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{
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memcpy(config, &_defaultconfig, sizeof(VQAConfig));
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
Reference in New Issue
Block a user