X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=include%2Fconfig.h;h=3d1fdbc630df8df5a3728b3cdbf612bca46fbebd;hb=c7b1c474c6a8687a0645553beb0e5c6f868d8c5c;hp=0f0dd3b6839f44a2e563bb25687f0705abe06785;hpb=ac08ae30411f18fccf735b337927ee7abd04a009;p=vlc diff --git a/include/config.h b/include/config.h index 0f0dd3b683..3d1fdbc630 100644 --- a/include/config.h +++ b/include/config.h @@ -2,24 +2,24 @@ * config.h: limits and configuration * Defines all compilation-time configuration constants and size limits ***************************************************************************** - * Copyright (C) 1999, 2000 VideoLAN + * Copyright (C) 1999, 2000, 2001 VideoLAN * - * Authors: + * 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. + * 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 02111-1307, USA. + * 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 @@ -28,62 +28,34 @@ * - 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 : + * - 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 COPYRIGHT_MESSAGE "VideoLAN Client - version " PROGRAM_VERSION \ - " " PROGRAM_CODENAME " - (c)1996-2000 VideoLAN" - -/***************************************************************************** - * 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 - -/* Define for profiling and statistics support - such informations, like FPS - * or pictures count won't be available if it not set */ -#define STATS - -/* Define for unthreaded version of the program FIXME: not yet implemented ??*/ -//#define NO_THREAD - /***************************************************************************** * Debugging options - define or undefine symbols *****************************************************************************/ -#if DEBUG == 1 -/* General debugging support, which depends of the DEBUG define, is determined +#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 - * usefull to track a bug */ -#define DEBUG_INTF -#define DEBUG_INPUT -#define DEBUG_AUDIO -//#define DEBUG_VIDEO - -/* Debugging log file - if defined, a file can be used to store all messages. If - * DEBUG_LOG_ONLY is defined, debug messages will only be printed to the log and + * 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 DEBUG_LOG "vlc-debug.log" -#define DEBUG_LOG_ONLY +#define TRACE_LOG "vlc-trace.log" +#define TRACE_LOG_ONLY #endif @@ -94,52 +66,68 @@ #define CLOCK_FREQ 1000000 -/* Automagically spawn input, audio and video threads ? */ -/* XXX?? used ? */ +/* Automagically spawn audio and video decoder threads */ #define AUTO_SPAWN /* When creating or destroying threads in blocking mode, delay to poll thread * status */ #define THREAD_SLEEP ((int)(0.010*CLOCK_FREQ)) +/* When a thread waits on a condition in debug mode, delay to wait before + * outputting an error message (in second) */ +#define THREAD_COND_TIMEOUT 5 + +/* Environment variable containing the memcpy method */ +#define MEMCPY_METHOD_VAR "vlc_memcpy" + /* - * Decoders FIFO configuration + * Paths */ -/* Size of the FIFO. FIFO_SIZE+1 must be a multiple of 2 */ -#define FIFO_SIZE 1023 - +#define MAX_PLUGIN_COUNT 32 /***************************************************************************** * Interface configuration *****************************************************************************/ +/* Environment variable containing the display method */ +#define INTF_METHOD_VAR "vlc_intf" +#define INTF_METHOD_DEFAULT "gtk" + /* Environment variable used to store startup script name and default value */ -#define INTF_INIT_SCRIPT_VAR "vlc_init" -#define INTF_INIT_SCRIPT_DEFAULT "vlc.init" +#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)(0.100*CLOCK_FREQ)) +#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 -/* - * X11 settings - */ +/* Maximum number of channels */ +#define INTF_MAX_CHANNELS 10 + +/* Default search path for interface file browser */ +#define INTF_PATH_VAR "vlc_search_path" +#define INTF_PATH_DEFAULT "" -/* Title of the X11 window */ -#define VOUT_TITLE "VideoLAN Client" +/* Environment variable containing the standard output method */ +#define INTF_STDOUT_VAR "vlc_stdout" +#define INTF_STDOUT_DEFAULT "" /***************************************************************************** * Input thread configuration *****************************************************************************/ +/* Environment variable containing the input method */ +#define INPUT_METHOD_VAR "vlc_input" +#define INPUT_METHOD_DEFAULT "ps" + /* XXX?? */ #define INPUT_IDLE_SLEEP ((int)(0.100*CLOCK_FREQ)) @@ -147,59 +135,49 @@ * General limitations */ -/* Broadcast address, in case of a broadcasted stream */ -#define INPUT_BCAST_ADDR "138.195.143.255" - /* 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 number of programs definitions in a TS stream */ -#define INPUT_MAX_PGRM 10 - -/* Maximum number of ES definitions in a TS stream */ -#define INPUT_MAX_ES 10 - -/* Maximum number of ES in a single program */ -#define INPUT_MAX_PROGRAM_ES 10 +/* Maximum size of a data packet (128 kB) */ +#define INPUT_MAX_PACKET_SIZE 131072 -/* Maximum number of selected ES in an input thread */ -#define INPUT_MAX_SELECTED_ES 10 +/* Maximum length of a pre-parsed chunk (4 MB) */ +#define INPUT_PREPARSE_LENGTH 4194304 -/* Maximum number of TS packets in the client at any time - * INPUT_MAX_TS + 1 must be a power of 2, to optimize the %(INPUT_MAX_TS+1) - * operation with a &INPUT_MAX_TS in the case of a fifo netlist. - * It should be > number of fifos * FIFO_SIZE to avoid input deadlock. */ -#define INPUT_MAX_TS 32767 /* INPUT_MAX_TS + 1 = 2^15 */ - -/* Same thing with PES packets */ -#define INPUT_MAX_PES 16383 - -/* Maximum number of TS packets we read from the socket in one readv(). - * Since you can't put more than 7 TS packets in an Ethernet frame, - * the maximum value is 7. This number should also limit the stream server, - * otherwise any supplementary packet is lost. */ -#define INPUT_TS_READ_ONCE 7 +/* Maximum length of a hostname or source name */ +#define INPUT_MAX_SOURCE_LENGTH 100 -/* Use a LIFO or FIFO for TS netlist ? */ -#undef INPUT_LIFO_TS_NETLIST +/* Maximum memory the input is allowed to use (20 MB) */ +#define INPUT_MAX_ALLOCATION 20971520 -/* Use a LIFO or FIFO for PES netlist ? */ -#undef INPUT_LIFO_PES_NETLIST +/* Default network protocol */ +#define INPUT_NETWORK_PROTOCOL_VAR "vlc_network_protocol" +#define INPUT_NETWORK_PROTOCOL_DEFAULT "ts" -/* Maximum length of a hostname or source name */ -#define INPUT_MAX_SOURCE_LENGTH 100 +/* Default input port */ +#define INPUT_PORT_VAR "vlc_server_port" +#define INPUT_PORT_DEFAULT 1234 +/* FIXME : Delete those ! */ /* Default remote server */ #define INPUT_SERVER_VAR "vlc_server" #define INPUT_SERVER_DEFAULT "138.195.143.220" -/* 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 + +/* Default broadcast address */ +#define INPUT_BCAST_ADDR_VAR "vlc_broadcast_addr" +#define INPUT_BCAST_ADDR_DEFAULT "138.195.143.255" + +/* Channels mode */ +#define INPUT_NETWORK_CHANNEL_VAR "vlc_channel" +#define INPUT_NETWORK_CHANNEL_DEFAULT 0 /* - * Vlan method + * Channel method */ /* Default network interface and environment variable */ @@ -207,72 +185,158 @@ #define INPUT_IFACE_DEFAULT "eth0" /* Default server and port */ -#define INPUT_VLAN_SERVER_VAR "vlc_vlan_server" -#define INPUT_VLAN_SERVER_DEFAULT "138.195.140.31" -#define INPUT_VLAN_PORT_VAR "vlc_vlan_port" -#define INPUT_VLAN_PORT_DEFAULT 6010 +#define INPUT_CHANNEL_SERVER_VAR "vlc_channel_server" +#define INPUT_CHANNEL_SERVER_DEFAULT "138.195.143.120" +#define INPUT_CHANNEL_PORT_VAR "vlc_channel_port" +#define INPUT_CHANNEL_PORT_DEFAULT 6010 -/* Delay between vlan changes - this is required to avoid flooding the VLAN - * server */ -#define INPUT_VLAN_CHANGE_DELAY (5*CLOCK_FREQ) +/* 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 TS packet, and the time we will +/* Duration between the time we receive the data packet, and the time we will * mark it to be presented */ -#define INPUT_PTS_DELAY (2*CLOCK_FREQ) +#define DEFAULT_PTS_DELAY (mtime_t)(.2*CLOCK_FREQ) + +/* DVD defaults */ +#define INPUT_DVD_DEVICE_VAR "vlc_dvd_device" + +#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" + +/* VCD defaults */ +#define INPUT_VCD_DEVICE_VAR "vlc_vcd_device" /***************************************************************************** * Audio configuration *****************************************************************************/ +/* Maximum number of audio output threads */ +#define AOUT_MAX_THREADS 10 + /* Environment variable containing the audio output method */ #define AOUT_METHOD_VAR "vlc_aout" - -/* The fallback method */ -#define AOUT_DEFAULT_METHOD "dsp" +#define AOUT_METHOD_DEFAULT "dsp" /* 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 + +/* Environment variable containing the AC3 downmix method */ +#define DOWNMIX_METHOD_VAR "vlc_downmix" + +/* Environment variable containing the AC3 IMDCT method */ +#define IMDCT_METHOD_VAR "vlc_imdct" + +/* Volume */ +#define VOLUME_DEFAULT 512 +#define VOLUME_STEP 128 +#define VOLUME_MAX 1024 + +/* Environment variable for volume */ +#define AOUT_VOLUME_VAR "vlc_volume" + /* 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 + +/* Environment variable for MPEG audio decoder */ +#define ADEC_MPEG_VAR "vlc_mpeg_adec" + /***************************************************************************** * Video configuration *****************************************************************************/ +/* Maximum number of video output threads */ +#define VOUT_MAX_THREADS 256 + /* * Default settings for video output threads */ /* Environment variable containing the display method */ #define VOUT_METHOD_VAR "vlc_vout" +#define VOUT_METHOD_DEFAULT "x11" + +/* Environment variable containing the display method */ +#define VOUT_FILTER_VAR "vlc_filter" +#define VOUT_FILTER_DEFAULT "x11" -/* The fallback method */ -#define VOUT_DEFAULT_METHOD "x11" +/* 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 */ + * standard width and height broadcasted MPEG-2 streams or DVDs */ #define VOUT_WIDTH_VAR "vlc_width" +#define VOUT_WIDTH_DEFAULT 720 #define VOUT_HEIGHT_VAR "vlc_height" -#define VOUT_WIDTH_DEFAULT 640 -#define VOUT_HEIGHT_DEFAULT 480 +#define VOUT_HEIGHT_DEFAULT 576 +#define VOUT_DEPTH_VAR "vlc_depth" +#define VOUT_DEPTH_DEFAULT 15 + +/* 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 + /* Video heap size - remember that a decompressed picture is big * (~1 Mbyte) before using huge values */ -#define VOUT_MAX_PICTURES 10 +#define VOUT_MAX_PICTURES 8 + +/* Number of simultaneous subpictures */ +#define VOUT_MAX_SUBPICTURES 8 /* 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 @@ -285,12 +349,24 @@ #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. +#define VOUT_GAMMA_VAR "vlc_gamma" +#define VOUT_GAMMA_DEFAULT 0. /* Default fonts */ -#define VOUT_DEFAULT_FONT "Resources/default8x9.psf" -#define VOUT_LARGE_FONT "Resources/default8x16.psf" +#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 @@ -313,61 +389,62 @@ /* Number of pictures required to computes the FPS rate */ #define VOUT_FPS_SAMPLES 20 -/* - * Framebuffer settings - */ +/* Better be in advance when awakening than late... */ +#define VOUT_MWAIT_TOLERANCE ((int)(0.020*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 VOUT_OUTMEM_SLEEP ((int)(0.020*CLOCK_FREQ)) + +/* The default video output window title */ +#define VOUT_TITLE "VideoLAN Client " VERSION /* Environment variable for framebuffer device, and default value */ #define VOUT_FB_DEV_VAR "vlc_fb_dev" #define VOUT_FB_DEV_DEFAULT "/dev/fb0" +/* Environment variable for XVideo adaptor, and default value */ +#define VOUT_XVADAPTOR_VAR "vlc_xv_adaptor" + /***************************************************************************** * 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)(0.050*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 1 - -/* 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 +#ifdef RELEASE +# define VPAR_OPTIM_LEVEL 2 +#else +# define VPAR_OPTIM_LEVEL 1 +#endif /* 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 -/***************************************************************************** - * Generic decoder configuration - *****************************************************************************/ +/* Environment variable containing the SMP value. */ +#define VDEC_SMP_VAR "vlc_smp" + +/* No SMP by default, since it slows down things on non-smp machines. */ +#define VDEC_SMP_DEFAULT 0 -#define GDEC_IDLE_SLEEP ((int)(0.100*CLOCK_FREQ)) +/* Nice increments for decoders -- necessary for x11 scheduling */ +#define VDEC_NICE 3 /***************************************************************************** * Messages and console interfaces configuration @@ -381,9 +458,13 @@ * queue are printed by the calling thread */ #define INTF_MSG_QSIZE 64 -/* Define to enable messages queues - disabling messages queue can be usefull - * when debugging, since it allows messages which would not otherwise be printed, - * due to a crash, to be printed anyway */ +/* Interface warnig message level */ +#define INTF_WARNING_VAR "vlc_warning_level" +#define INTF_WARNING_DEFAULT 0 + +/* 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 @@ -393,7 +474,7 @@ * message function was called */ #define INTF_MSG_DBG_FORMAT "## %s:%s(),%i: " -/* Maximal number of arguments on a command line, including the function name */ +/* 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 */ @@ -405,10 +486,19 @@ /* Maximal number of commands which can be saved in history list */ #define INTF_CONSOLE_MAX_HISTORY 20 -/***************************************************************************** - * Synchro configuration - *****************************************************************************/ +/**************************************************************************** + * Playlist defaults + ****************************************************************************/ + +/* Launch on start-up */ +#define PLAYLIST_STARTUP_VAR "vlc_playlist_on_start_up" +#define PLAYLIST_STARTUP_DEFAULT 0 + +/* Enqueue drag'n dropped item */ +#define PLAYLIST_ENQUEUE_VAR "vlc_playlist_enqueue" +#define PLAYLIST_ENQUEUE_DEFAULT 0 + +/* Loop on playlist end */ +#define PLAYLIST_LOOP_VAR "vlc_playlist_loop" +#define PLAYLIST_LOOP_DEFAULT 0 -#define VOUT_SYNCHRO_LEVEL_START 5 -#define VOUT_SYNCHRO_LEVEL_MAX 15 -#define VOUT_SYNCHRO_HEAP_IDEAL_SIZE 5