77 lines
2.8 KiB
C
77 lines
2.8 KiB
C
/*
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* vldp_common.h
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*
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* Copyright (C) 2001 Matt Ownby
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*
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* This file is part of VLDP, a virtual laserdisc player.
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*
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* VLDP 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 2 of the License, or
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* (at your option) any later version.
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*
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* VLDP 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, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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// shared by the public and private VLDP threads
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// nothing else should include this
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#ifndef VLDP_COMMON_H
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#define VLDP_COMMON_H
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#include <SDL.h>
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#include <SDL_thread.h>
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#define VLDP_REQ_NONE 0x0
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#define VLDP_REQ_OPEN 0x10
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#define VLDP_REQ_SEARCH 0x20
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#define VLDP_REQ_PLAY 0x30
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#define VLDP_REQ_PAUSE 0x40
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#define VLDP_REQ_STEP_FORWARD 0x50
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#define VLDP_REQ_STOP 0x60
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#define VLDP_REQ_STATUS 0x70
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#define VLDP_REQ_QUIT 0x80
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#define VLDP_REQ_SKIP 0x90
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#define VLDP_REQ_LOCK 0xA0
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#define VLDP_REQ_UNLOCK 0xB0
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#define VLDP_REQ_SPEEDCHANGE 0xC0
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#define VLDP_REQ_PRECACHE 0xD0
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// these are defined to emphasize the importance of the same value being initialized in more than one place
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#define CMDORCOUNT_INITIAL 0
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#define ACK_COUNT_INITIAL 0
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// how big all our character arrays will be
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// (needs to be able to accomodate huge paths)
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#define STRSIZE 320
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extern Uint32 g_req_frame; // which frame to seek to
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extern Uint32 g_req_min_seek_ms; // minimum # of milliseconds that this seek can take
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extern Uint32 g_req_timer;
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extern unsigned int g_req_idx; // multipurpose index
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extern unsigned int g_req_precache;
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extern char g_req_file[]; // which file to open
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extern Uint8 g_req_cmdORcount; // the current command count OR'd with the current command of parent thread
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// made 8-bit to ensure that it's atomic
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extern unsigned int g_ack_count; // how many times we've acknowledged a command
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extern struct vldp_out_info g_out_info; // contains info that the parent thread should have access to
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extern const struct vldp_in_info *g_in_info; // contains info from parent thread that VLDP should have access to
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extern unsigned int g_req_skip_per_frame; // how many frames to skip per frame (for playing at 2X for example)
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extern unsigned int g_req_stall_per_frame; // how many frames to stall per frame (for playing at 1/2X for example)
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int idle_handler(void *);
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// how ms to wait for responses from the private thread before we give up and return an error
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// NOTE : increased from 5000 now that artificial seek delay functionality is added
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#define VLDP_TIMEOUT 7500
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#endif
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