/***************************************************************************** * config.h: limits and configuration * Defines all compilation-time configuration constants and size limits ***************************************************************************** * Copyright (C) 1999, 2000, 2001 VideoLAN * * Authors: Vincent Seguin * Samuel Hocevar * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 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 General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA. *****************************************************************************/ /* 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 ADEC_. * * - Regarding environment variables, which are used as initialization * parameters for threads : * + variable names should end with '_VAR' * + environment variable default value should end with '_DEFAULT' * + values having a special meaning with '_VAL' * */ /***************************************************************************** * Program information *****************************************************************************/ /* Program version and copyright message */ #define VERSION_MESSAGE "vlc @VLC_VERSION@ @VLC_CODENAME@ " \ /* "(" PROGRAM_BUILD ") (" PROGRAM_OPTIONS ")\n" */ \ "Copyright 1996-2001 VideoLAN\n" #define COPYRIGHT_MESSAGE "VideoLAN Client - version @VLC_VERSION@" \ " @VLC_CODENAME@ - (C)1996-2001 VideoLAN\n" #define VERSION "@VLC_VERSION@" /***************************************************************************** * General compilation options *****************************************************************************/ /* Define for DVB support - Note that some extensions or restrictions may be * incompatible with native MPEG2 streams */ //#define DVB_EXTENSIONS //#define DVB_RESTRICTIONS /* Define to disable some obscure heuristics behind the video_parser and the * video_decoder that improve performance but are not fully MPEG2 compliant * and might cause problems with some very weird streams. */ //#define MPEG2_COMPLIANT /***************************************************************************** * Debugging options - define or undefine symbols *****************************************************************************/ #ifdef TRACE /* General trace support, which depends of the TRACE define, is determined * in the Makefile */ /* Modules specific debugging - this will produce a lot of output, but can be * useful to track a bug */ //#define TRACE_INTF //#define TRACE_INPUT //#define TRACE_AUDIO #define TRACE_VOUT #define TRACE_VPAR /* Trace log file - if defined, a file can be used to store all messages. If * TRACE_LOG_ONLY is defined, debug messages will only be printed to the log and * will not appear on the screen */ #define TRACE_LOG "vlc-trace.log" #define TRACE_LOG_ONLY #endif /***************************************************************************** * General configuration *****************************************************************************/ #define CLOCK_FREQ 1000000 /* Automagically spawn input, audio and video threads ? */ /* XXX?? used ? */ #define AUTO_SPAWN /* When creating or destroying threads in blocking mode, delay to poll thread * status */ #define THREAD_SLEEP ((int)(0.010*CLOCK_FREQ)) /* * Decoders FIFO configuration */ /* Size of the FIFO. FIFO_SIZE+1 must be a power of 2 */ #define FIFO_SIZE 1023 /* * Paths */ #define DATA_PATH "@prefix@/share/videolan" #define PLUGIN_PATH "@prefix@/lib/videolan/vlc" #define MAX_PLUGIN_COUNT 32 /***************************************************************************** * Interface configuration *****************************************************************************/ /* Environment variable containing the display method */ #define INTF_METHOD_VAR "vlc_intf" /* Environment variable used to store startup script name and default value */ #define INTF_INIT_SCRIPT_VAR "vlcrc" #define INTF_INIT_SCRIPT_DEFAULT ".vlcrc" /* Environment variable used to store channels file and default value */ #define INTF_CHANNELS_VAR "vlc_channels" #define INTF_CHANNELS_DEFAULT "vlc.channels" /* Base delay in micro second for interface sleeps */ #define INTF_IDLE_SLEEP ((int)(0.050*CLOCK_FREQ)) /* Step for changing gamma, and minimum and maximum values */ #define INTF_GAMMA_STEP .1 #define INTF_GAMMA_LIMIT 3 /* Maximum number of channels */ #define INTF_MAX_CHANNELS 10 /***************************************************************************** * Input thread configuration *****************************************************************************/ /* Environment variable containing the display method */ #define INPUT_METHOD_VAR "vlc_input" /* XXX?? */ #define INPUT_IDLE_SLEEP ((int)(0.100*CLOCK_FREQ)) /* * General limitations */ /* Maximum number of input threads - this value is used exclusively by * interface, and is in fact an interface limitation */ #define INPUT_MAX_THREADS 10 /* Maximum size of a data packet (128 kB) */ #define INPUT_MAX_PACKET_SIZE 131072 /* Maximum length of a pre-parsed chunk (4 MB) */ #define INPUT_PREPARSE_LENGTH 4194304 /* Maximum length of a hostname or source name */ #define INPUT_MAX_SOURCE_LENGTH 100 /* Default remote server */ #define INPUT_SERVER_VAR "vlc_server" #define INPUT_SERVER_DEFAULT "138.195.143.220" #define INPUT_BCAST_ADDR "138.195.143.255" /* Default input port */ #define INPUT_PORT_VAR "vlc_server_port" #define INPUT_PORT_DEFAULT 1234 /* Broadcast mode */ #define INPUT_BROADCAST_VAR "vlc_broadcast" #define INPUT_BROADCAST_DEFAULT 0 /* * Channel method */ /* Default network interface and environment variable */ #define INPUT_IFACE_VAR "vlc_iface" #define INPUT_IFACE_DEFAULT "eth0" /* Default server and port */ #define INPUT_CHANNEL_SERVER_VAR "vlc_channel_server" #define INPUT_CHANNEL_SERVER_DEFAULT "138.195.139.95" #define INPUT_CHANNEL_PORT_VAR "vlc_channel_port" #define INPUT_CHANNEL_PORT_DEFAULT 6010 /* Delay between channel changes - this is required to avoid flooding the * channel server */ #define INPUT_CHANNEL_CHANGE_DELAY (mtime_t)(5*CLOCK_FREQ) /* Duration between the time we receive the data packet, and the time we will * mark it to be presented */ #define DEFAULT_PTS_DELAY (mtime_t)(.2*CLOCK_FREQ) #define INPUT_DVD_DEVICE_VAR "vlc_dvd_device" #define INPUT_DVD_DEVICE_DEFAULT "/dev/dvd" #define INPUT_TITLE_VAR "vlc_input_title" #define INPUT_CHAPTER_VAR "vlc_input_chapter" #define INPUT_ANGLE_VAR "vlc_input_angle" #define INPUT_AUDIO_VAR "vlc_input_audio" #define INPUT_CHANNEL_VAR "vlc_input_channel" #define INPUT_SUBTITLE_VAR "vlc_input_subtitle" /***************************************************************************** * Audio configuration *****************************************************************************/ /* Environment variable containing the audio output method */ #define AOUT_METHOD_VAR "vlc_aout" /* Environment variable used to store dsp device name, and default value */ #define AOUT_DSP_VAR "vlc_dsp" #define AOUT_DSP_DEFAULT "/dev/dsp" /* Default audio output format (AOUT_FMT_S16_NE = Native Endianess) */ #define AOUT_FORMAT_DEFAULT AOUT_FMT_S16_NE /* #define AOUT_FORMAT_DEFAULT AOUT_FMT_S8 */ /* #define AOUT_FORMAT_DEFAULT AOUT_FMT_U8 */ /* #define AOUT_FORMAT_DEFAULT AOUT_FMT_S16_BE */ /* #define AOUT_FORMAT_DEFAULT AOUT_FMT_S16_LE */ /* #define AOUT_FORMAT_DEFAULT AOUT_FMT_U16_BE */ /* #define AOUT_FORMAT_DEFAULT AOUT_FMT_U16_LE */ /* Environment variable for stereo, and default value */ #define AOUT_STEREO_VAR "vlc_stereo" #define AOUT_STEREO_DEFAULT 1 /* Environment variable for spdif mode */ #define AOUT_SPDIF_VAR "vlc_spdif" #define AOUT_SPDIF_DEFAULT 0 /* Volume */ #define VOLUME_DEFAULT 512 #define VOLUME_STEP 128 #define VOLUME_MAX 1024 /* Environment variable for output rate, and default value */ #define AOUT_RATE_VAR "vlc_audio_rate" #define AOUT_RATE_DEFAULT 44100 /* Number of audio output frames contained in an audio output fifo. * (AOUT_FIFO_SIZE + 1) must be a power of 2, in order to optimise the * %(AOUT_FIFO_SIZE + 1) operation with an &AOUT_FIFO_SIZE. * With 511 we have at least 511*384/2/48000=2 seconds of sound */ #define AOUT_FIFO_SIZE 511 /* Maximum number of audio fifos. The value of AOUT_MAX_FIFOS should be a power * of two, in order to optimize the '/AOUT_MAX_FIFOS' and '*AOUT_MAX_FIFOS' * operations with '>>' and '<<' (gcc changes this at compilation-time) */ #define AOUT_MAX_FIFOS 2 /* Duration (in microseconds) of an audio output buffer should be : * - short, in order to be able to play a new song very quickly (especially a * song from the interface) * - long, in order to perform the buffer calculations as few as possible */ #define AOUT_BUFFER_DURATION 100000 /***************************************************************************** * Video configuration *****************************************************************************/ /* * Default settings for video output threads */ /* Environment variable containing the display method */ #define VOUT_METHOD_VAR "vlc_vout" /* Environment variable containing the motion compensation method */ #define MOTION_METHOD_VAR "vlc_motion" /* Environment variable containing the IDCT method */ #define IDCT_METHOD_VAR "vlc_idct" /* Environment variable containing the YUV method */ #define YUV_METHOD_VAR "vlc_yuv" /* Environment variable used in place of DISPLAY if available */ #define VOUT_DISPLAY_VAR "vlc_display" /* Default dimensions for display window - these dimensions are enough for the * standard width and height broadcasted MPEG-2 streams or DVDs */ #define VOUT_WIDTH_VAR "vlc_width" #define VOUT_HEIGHT_VAR "vlc_height" #define VOUT_WIDTH_DEFAULT 720 #define VOUT_HEIGHT_DEFAULT 576 /* 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 /* Video heap size - remember that a decompressed picture is big * (~1 Mbyte) before using huge values */ #define VOUT_MAX_PICTURES 5 /* Number of simultaneous subpictures */ #define VOUT_MAX_SUBPICTURES 5 /* Maximum number of active areas in a rendering buffer. Active areas are areas * of the picture which need to be cleared before re-using the buffer. If a * picture, including its many additions such as subtitles, additionnal user * informations and interface, has too many active areas, some of them are * joined. */ #define VOUT_MAX_AREAS 5 /* Environment variable for grayscale output mode, and default value */ #define VOUT_GRAYSCALE_VAR "vlc_grayscale" #define VOUT_GRAYSCALE_DEFAULT 0 /* Environment variable for fullscreen mode, and default value */ #define VOUT_FULLSCREEN_VAR "vlc_fullscreen" #define VOUT_FULLSCREEN_DEFAULT 0 /* Environment variable for overlay mode, and default value */ #define VOUT_OVERLAY_VAR "vlc_overlay" #define VOUT_OVERLAY_DEFAULT 0 /* Default gamma */ #define VOUT_GAMMA 0. /* Default fonts */ #define VOUT_DEFAULT_FONT "default8x9.psf" #define VOUT_LARGE_FONT "default8x16.psf" /* Statistics are displayed every n loops (=~ pictures) */ #define VOUT_STATS_NB_LOOPS 100 /* * Time settings */ /* Time during which the thread will sleep if it has nothing to * display (in micro-seconds) */ #define VOUT_IDLE_SLEEP ((int)(0.020*CLOCK_FREQ)) /* Maximum lap of time allowed between the beginning of rendering and * display. If, compared to the current date, the next image is too * late, the thread will perform an idle loop. This time should be * at least VOUT_IDLE_SLEEP plus the time required to render a few * images, to avoid trashing of decoded images */ #define VOUT_DISPLAY_DELAY ((int)(0.500*CLOCK_FREQ)) /* Delay (in microseconds) before an idle screen is displayed */ #define VOUT_IDLE_DELAY (5*CLOCK_FREQ) /* Number of pictures required to computes the FPS rate */ #define VOUT_FPS_SAMPLES 20 /* Better be in advance when awakening than late... */ #define VOUT_MWAIT_TOLERANCE ((int)(0.020*CLOCK_FREQ)) /* * Framebuffer settings */ /* Environment variable for framebuffer device, and default value */ #define VOUT_FB_DEV_VAR "vlc_fb_dev" #define VOUT_FB_DEV_DEFAULT "/dev/fb0" /* The default video output window title */ #define VOUT_TITLE "VideoLAN Client @VLC_VERSION@" /***************************************************************************** * Video parser configuration *****************************************************************************/ #define VPAR_IDLE_SLEEP ((int)(0.010*CLOCK_FREQ)) /* 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 VPAR_OUTMEM_SLEEP ((int)(0.020*CLOCK_FREQ)) /* Optimization level, from 0 to 2 - 1 is generally a good compromise. Remember * that raising this level dramatically lengthens the compilation time. */ #define VPAR_OPTIM_LEVEL 2 /* The following directives only apply if you define VDEC_SMP below. */ /* Number of macroblock buffers available. It should be always greater than * twice the number of macroblocks in a picture. VFIFO_SIZE + 1 should also * be a power of two. */ #define VFIFO_SIZE 8191 /* Maximum number of macroblocks in a picture. */ #define MAX_MB 2048 /* The synchro variable name */ #define VPAR_SYNCHRO_VAR "vlc_synchro" /***************************************************************************** * Video decoder configuration *****************************************************************************/ //#define VDEC_SMP #define VDEC_IDLE_SLEEP ((int)(0.100*CLOCK_FREQ)) /* Number of video_decoder threads to launch on startup of the video_parser. * It should always be less than half the number of macroblocks of a * picture. Only available if you defined VDEC_SMP above. */ #define NB_VDEC 1 /* Maximum range of values out of the IDCT + motion compensation. */ #define VDEC_CROPRANGE 2048 /* Nice increments for decoders -- necessary for x11 scheduling */ #define VDEC_NICE 3 /***************************************************************************** * Generic decoder configuration *****************************************************************************/ #define GDEC_IDLE_SLEEP ((int)(0.100*CLOCK_FREQ)) /***************************************************************************** * Messages and console interfaces configuration *****************************************************************************/ /* Maximal size of a message to be stored in the mesage queue, * it is needed when vasprintf is not avalaible */ #define INTF_MAX_MSG_SIZE 512 /* Maximal size of the message queue - in case of overflow, all messages in the * queue are printed by the calling thread */ #define INTF_MSG_QSIZE 64 /* Interface warnig message level */ #define INTF_WARNING_VAR "warning_level" #define INTF_WARNING_DEFAULT 12 /* Define to enable messages queues - disabling messages queue can be useful * when debugging, since it allows messages which would not be printed * due to a crash to be printed anyway */ #ifndef DEBUG #define INTF_MSG_QUEUE #endif /* Format of the header for debug messages. The arguments following this header * are the file (char *), the function (char *) and the line (int) in which the * message function was called */ #define INTF_MSG_DBG_FORMAT "## %s:%s(),%i: " /* Max number of arguments on a command line, including the function name */ #define INTF_MAX_ARGS 20 /* Maximal size of a command line in a script */ #define INTF_MAX_CMD_SIZE 240 /* Number of memorized lines in console window text zone */ #define INTF_CONSOLE_MAX_TEXT 100 /* Maximal number of commands which can be saved in history list */ #define INTF_CONSOLE_MAX_HISTORY 20