qt_demoe/vlcdemo/vlc/vlc2/include64/plugins/vlc_config.h

115 lines
4.4 KiB
C

/*****************************************************************************
* vlc_config.h: limits and configuration
* Defines all compilation-time configuration constants and size limits
*****************************************************************************
* Copyright (C) 1999-2003 VLC authors and VideoLAN
*
* Authors: Vincent Seguin <seguin@via.ecp.fr>
* Samuel Hocevar <sam@via.ecp.fr>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
/**
* \file
* This file defines of values used in interface, vout, aout and vlc core functions.
*/
/* Conventions regarding names of symbols and variables
* ----------------------------------------------------
*
* - Symbols should begin with a prefix indicating in which module they are
* used, such as INTF_, VOUT_ or AOUT_.
*/
/*****************************************************************************
* General configuration
*****************************************************************************/
/* All timestamp below or equal to this define are invalid/unset
* XXX the numerical value is 0 because of historical reason and will change.*/
#define VLC_TS_INVALID INT64_C(0)
#define VLC_TS_0 INT64_C(1)
#define CLOCK_FREQ INT64_C(1000000)
/*****************************************************************************
* Interface configuration
*****************************************************************************/
/* Base delay in micro second for interface sleeps */
#define INTF_IDLE_SLEEP (CLOCK_FREQ/20)
/*****************************************************************************
* Input thread configuration
*****************************************************************************/
/* Used in ErrorThread */
#define INPUT_IDLE_SLEEP (CLOCK_FREQ/10)
/*
* General limitations
*/
/* Duration between the time we receive the data packet, and the time we will
* mark it to be presented */
#define DEFAULT_PTS_DELAY (3*CLOCK_FREQ/10)
/*****************************************************************************
* SPU configuration
*****************************************************************************/
/* Buffer must avoid arriving more than SPU_MAX_PREPARE_TIME in advanced to
* the SPU */
#define SPU_MAX_PREPARE_TIME (CLOCK_FREQ/2)
/*****************************************************************************
* Video configuration
*****************************************************************************/
/*
* Default settings for video output threads
*/
/* Multiplier value for aspect ratio calculation (2^7 * 3^3 * 5^3) */
#define VOUT_ASPECT_FACTOR 432000
/* Maximum width of a scaled source picture - this should be relatively high,
* since higher stream values will result in no display at all. */
#define VOUT_MAX_WIDTH 4096
/* Number of planes in a picture */
#define VOUT_MAX_PLANES 5
/*
* Time settings
*/
/* Time to sleep when waiting for a buffer (from vout or the video fifo).
* It should be approximately the time needed to perform a complete picture
* loop. Since it only happens when the video heap is full, it does not need
* to be too low, even if it blocks the decoder. */
#define VOUT_OUTMEM_SLEEP (CLOCK_FREQ/50)
/* The default video output window title */
#define VOUT_TITLE "VLC"
/*****************************************************************************
* Messages and console interfaces configuration
*****************************************************************************/
/* Maximal depth of the object tree output by vlc_dumpstructure */
#define MAX_DUMPSTRUCTURE_DEPTH 100