| 1 | /***************************************************************************** |
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| 2 | * vlc_config.h: limits and configuration |
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| 3 | * Defines all compilation-time configuration constants and size limits |
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| 4 | ***************************************************************************** |
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| 5 | * Copyright (C) 1999-2003 VLC authors and VideoLAN |
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| 6 | * |
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| 7 | * Authors: Vincent Seguin <seguin@via.ecp.fr> |
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| 8 | * Samuel Hocevar <sam@via.ecp.fr> |
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| 9 | * |
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| 10 | * This program is free software; you can redistribute it and/or modify it |
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| 11 | * under the terms of the GNU Lesser General Public License as published by |
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| 12 | * the Free Software Foundation; either version 2.1 of the License, or |
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| 13 | * (at your option) any later version. |
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| 14 | * |
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| 15 | * This program is distributed in the hope that it will be useful, |
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| 16 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 18 | * GNU Lesser General Public License for more details. |
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| 19 | * |
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| 20 | * You should have received a copy of the GNU Lesser General Public License |
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| 21 | * along with this program; if not, write to the Free Software Foundation, |
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| 22 | * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA. |
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| 23 | *****************************************************************************/ |
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| 24 | |
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| 25 | /** |
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| 26 | * \file |
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| 27 | * This file defines of values used in interface, vout, aout and vlc core functions. |
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| 28 | */ |
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| 29 | |
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| 30 | /* Conventions regarding names of symbols and variables |
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| 31 | * ---------------------------------------------------- |
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| 32 | * |
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| 33 | * - Symbols should begin with a prefix indicating in which module they are |
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| 34 | * used, such as INTF_, VOUT_ or AOUT_. |
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| 35 | */ |
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| 36 | |
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| 37 | /***************************************************************************** |
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| 38 | * General configuration |
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| 39 | *****************************************************************************/ |
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| 40 | |
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| 41 | /* All timestamp below or equal to this define are invalid/unset |
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| 42 | * XXX the numerical value is 0 because of historical reason and will change.*/ |
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| 43 | #define VLC_TS_INVALID INT64_C(0) |
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| 44 | #define VLC_TS_0 INT64_C(1) |
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| 45 | |
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| 46 | #define CLOCK_FREQ INT64_C(1000000) |
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| 47 | |
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| 48 | /***************************************************************************** |
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| 49 | * Interface configuration |
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| 50 | *****************************************************************************/ |
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| 51 | |
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| 52 | /* Base delay in micro second for interface sleeps */ |
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| 53 | #define INTF_IDLE_SLEEP (CLOCK_FREQ/20) |
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| 54 | |
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| 55 | /***************************************************************************** |
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| 56 | * Input thread configuration |
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| 57 | *****************************************************************************/ |
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| 58 | |
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| 59 | /* Used in ErrorThread */ |
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| 60 | #define INPUT_IDLE_SLEEP (CLOCK_FREQ/10) |
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| 61 | |
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| 62 | /* |
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| 63 | * General limitations |
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| 64 | */ |
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| 65 | |
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| 66 | /* Duration between the time we receive the data packet, and the time we will |
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| 67 | * mark it to be presented */ |
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| 68 | #define DEFAULT_PTS_DELAY (3*CLOCK_FREQ/10) |
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| 69 | |
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| 70 | /***************************************************************************** |
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| 71 | * SPU configuration |
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| 72 | *****************************************************************************/ |
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| 73 | |
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| 74 | /* Buffer must avoid arriving more than SPU_MAX_PREPARE_TIME in advanced to |
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| 75 | * the SPU */ |
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| 76 | #define SPU_MAX_PREPARE_TIME (CLOCK_FREQ/2) |
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| 77 | |
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| 78 | /***************************************************************************** |
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| 79 | * Video configuration |
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| 80 | *****************************************************************************/ |
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| 81 | |
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| 82 | /* |
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| 83 | * Default settings for video output threads |
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| 84 | */ |
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| 85 | |
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| 86 | /* Multiplier value for aspect ratio calculation (2^7 * 3^3 * 5^3) */ |
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| 87 | #define VOUT_ASPECT_FACTOR 432000 |
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| 88 | |
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| 89 | /* Maximum width of a scaled source picture - this should be relatively high, |
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| 90 | * since higher stream values will result in no display at all. */ |
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| 91 | #define VOUT_MAX_WIDTH 4096 |
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| 92 | |
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| 93 | /* Number of planes in a picture */ |
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| 94 | #define VOUT_MAX_PLANES 5 |
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| 95 | |
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| 96 | /* |
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| 97 | * Time settings |
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| 98 | */ |
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| 99 | |
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| 100 | /* Time to sleep when waiting for a buffer (from vout or the video fifo). |
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| 101 | * It should be approximately the time needed to perform a complete picture |
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| 102 | * loop. Since it only happens when the video heap is full, it does not need |
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| 103 | * to be too low, even if it blocks the decoder. */ |
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| 104 | #define VOUT_OUTMEM_SLEEP (CLOCK_FREQ/50) |
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| 105 | |
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| 106 | /* The default video output window title */ |
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| 107 | #define VOUT_TITLE "VLC" |
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| 108 | |
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| 109 | /***************************************************************************** |
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| 110 | * Messages and console interfaces configuration |
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| 111 | *****************************************************************************/ |
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| 112 | |
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| 113 | /* Maximal depth of the object tree output by vlc_dumpstructure */ |
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| 114 | #define MAX_DUMPSTRUCTURE_DEPTH 100 |
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| 115 | |
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