159 lines
6.2 KiB
C
159 lines
6.2 KiB
C
#pragma once
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// Defines to print debug messages.
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#ifndef MIST_DEBUG
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#define MIST_DEBUG 1
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#define DLVL_NONE 0 // All debugging disabled.
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#define DLVL_FAIL 1 // Only messages about failed operations.
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#define DLVL_ERROR 2 // Only messages about errors and failed operations.
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#define DLVL_WARN 3 // Warnings, errors, and fail messages.
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#define DLVL_DEVEL 4 // All of the above, plus status messages handy during development.
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#define DLVL_INFO 4 // All of the above, plus status messages handy during development.
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#define DLVL_MEDIUM 5 // Slightly more than just development-level messages.
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#define DLVL_HIGH 6 // Verbose debugging messages.
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#define DLVL_VERYHIGH 7 // Very verbose debugging messages.
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#define DLVL_EXTREME 8 // Everything is reported in extreme detail.
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#define DLVL_INSANE 9 // Everything is reported in insane detail.
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#define DLVL_DONTEVEN 10 // All messages enabled, even pointless ones.
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#define PRETTY_PRINT_TIME "%ud%uh%um%us"
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#define PRETTY_ARG_TIME(t) (int)(t)/86400, ((int)(t)%86400)/3600, ((int)(t)%3600)/60, (int)(t)%60
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#define PRETTY_PRINT_MSTIME "%ud%.2uh%.2um%.2us.%.3u"
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#define PRETTY_ARG_MSTIME(t) PRETTY_ARG_TIME(t/1000), (int)(t%1000)
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#if DEBUG > -1
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#define __STDC_FORMAT_MACROS 1
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#include <stdio.h>
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#include <unistd.h>
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#include <inttypes.h>
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#include <stdint.h>
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#include "config.h"
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static const char * DBG_LVL_LIST[] = {"NONE", "FAIL", "ERROR", "WARN", "INFO", "MEDIUM", "HIGH", "VERYHIGH", "EXTREME", "INSANE", "DONTEVEN"};
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#if !defined(PRIu64)
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#define PRIu64 "llu"
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#endif
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#if !defined(PRIu32)
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#define PRIu32 "lu"
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#endif
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#if !defined(__APPLE__) && !defined(__MACH__) && defined(__GNUC__)
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#include <errno.h>
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#if DEBUG >= DLVL_DEVEL
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#define DEBUG_MSG(lvl, msg, ...) if (Util::Config::printDebugLevel >= lvl){fprintf(stderr, "%s|%s|%d|%s:%d|%s|" msg "\n", DBG_LVL_LIST[lvl], program_invocation_short_name, getpid(), __FILE__, __LINE__, Util::Config::streamName.c_str(), ##__VA_ARGS__);}
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#else
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#define DEBUG_MSG(lvl, msg, ...) if (Util::Config::printDebugLevel >= lvl){fprintf(stderr, "%s|%s|%d||%s|" msg "\n", DBG_LVL_LIST[lvl], program_invocation_short_name, getpid(), Util::Config::streamName.c_str(), ##__VA_ARGS__);}
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#endif
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#else
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#if DEBUG >= DLVL_DEVEL
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#define DEBUG_MSG(lvl, msg, ...) if (Util::Config::printDebugLevel >= lvl){fprintf(stderr, "%s|MistProcess|%d|%s:%d|%s|" msg "\n", DBG_LVL_LIST[lvl], getpid(), __FILE__, __LINE__, Util::Config::streamName.c_str(), ##__VA_ARGS__);}
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#else
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#define DEBUG_MSG(lvl, msg, ...) if (Util::Config::printDebugLevel >= lvl){fprintf(stderr, "%s|MistProcess|%d||%s|" msg "\n", DBG_LVL_LIST[lvl], getpid(), Util::Config::streamName.c_str(), ##__VA_ARGS__);}
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#endif
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#endif
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#if defined(_WIN32) || defined(__CYGWIN__)
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static inline void show_stackframe(){}
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#else
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#include <execinfo.h>
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static inline void show_stackframe() {
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void *trace[16];
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char **messages = 0;
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int i, trace_size = 0;
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trace_size = backtrace(trace, 16);
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messages = backtrace_symbols(trace, trace_size);
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for (i=1; i<trace_size; ++i){
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size_t p = 0;
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while(messages[i][p] != '(' && messages[i][p] != ' ' && messages[i][p] != 0){
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++p;
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}
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DEBUG_MSG(0, "Backtrace[%d]: %s", i, messages[i]+p);
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}
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}
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#endif
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#else
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#define DEBUG_MSG(lvl, msg, ...) // Debugging disabled.
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static inline void show_stackframe(){}
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#endif
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#define BACKTRACE show_stackframe();
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#define FAIL_MSG(msg, ...) DEBUG_MSG(DLVL_FAIL, msg, ##__VA_ARGS__)
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#define ERROR_MSG(msg, ...) DEBUG_MSG(DLVL_ERROR, msg, ##__VA_ARGS__)
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#define WARN_MSG(msg, ...) DEBUG_MSG(DLVL_WARN, msg, ##__VA_ARGS__)
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#define DEVEL_MSG(msg, ...) DEBUG_MSG(DLVL_DEVEL, msg, ##__VA_ARGS__)
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#define INFO_MSG(msg, ...) DEBUG_MSG(DLVL_DEVEL, msg, ##__VA_ARGS__)
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#define MEDIUM_MSG(msg, ...) DEBUG_MSG(DLVL_MEDIUM, msg, ##__VA_ARGS__)
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#define HIGH_MSG(msg, ...) DEBUG_MSG(DLVL_HIGH, msg, ##__VA_ARGS__)
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#define VERYHIGH_MSG(msg, ...) DEBUG_MSG(DLVL_VERYHIGH, msg, ##__VA_ARGS__)
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#define EXTREME_MSG(msg, ...) DEBUG_MSG(DLVL_EXTREME, msg, ##__VA_ARGS__)
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#define INSANE_MSG(msg, ...) DEBUG_MSG(DLVL_INSANE, msg, ##__VA_ARGS__)
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#define DONTEVEN_MSG(msg, ...) DEBUG_MSG(DLVL_DONTEVEN, msg, ##__VA_ARGS__)
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#endif
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#ifndef SHM_DATASIZE
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#define SHM_DATASIZE 20
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#endif
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#define AUDIO_KEY_INTERVAL 5000 ///< This define controls the keyframe interval for non-video tracks, such as audio and metadata tracks.
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#ifndef STATS_DELAY
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#define STATS_DELAY 15
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#endif
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#define STATS_INPUT_DELAY 2
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#ifndef INPUT_TIMEOUT
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#define INPUT_TIMEOUT STATS_DELAY*2
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#endif
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/// The size used for stream headers for live streams
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#define DEFAULT_STRM_PAGE_SIZE 16 * 1024 * 1024
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/// The size used for stream data pages under Windows, where they cannot be size-detected.
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#define DEFAULT_DATA_PAGE_SIZE SHM_DATASIZE * 1024 * 1024
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/// The size used for server configuration pages.
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#define DEFAULT_CONF_PAGE_SIZE 4 * 1024 * 1024
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/// The data size or duration from where on stream data pages are switched over to the next page.
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/// The flip happens whenever either of these is matched.
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#define FLIP_DATA_PAGE_SIZE 8 * 1024 * 1024
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#define FLIP_TARGET_DURATION 60000
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/// The minimum duration for switching to next page. The flip will never happen before this.
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/// Does not affect live streams.
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#define FLIP_MIN_DURATION 20000
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/// Interval where the input refreshes the user data for stats etc.
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#define INPUT_USER_INTERVAL 1000
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#define SHM_STREAM_INDEX "MstSTRM%s" //%s stream name
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#define SHM_STREAM_STATE "MstSTATE%s" //%s stream name
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#define SHM_STREAM_CONF "MstSCnf%s" //%s stream name
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#define STRMSTAT_OFF 0
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#define STRMSTAT_INIT 1
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#define STRMSTAT_BOOT 2
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#define STRMSTAT_WAIT 3
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#define STRMSTAT_READY 4
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#define STRMSTAT_SHUTDOWN 5
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#define STRMSTAT_INVALID 255
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#define SHM_TRACK_META "MstTRAK%s@%lu" //%s stream name, %lu track ID
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#define SHM_TRACK_INDEX "MstTRID%s@%lu" //%s stream name, %lu track ID
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#define SHM_TRACK_INDEX_SIZE 8192
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#define SHM_TRACK_DATA "MstDATA%s@%lu_%lu" //%s stream name, %lu track ID, %lu page #
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#define SHM_STATISTICS "MstSTAT"
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#define SHM_USERS "MstUSER%s" //%s stream name
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#define SEM_LIVE "/MstLIVE%s" //%s stream name
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#define SEM_INPUT "/MstInpt%s" //%s stream name
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#define SHM_CAPA "MstCapa"
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#define SHM_PROTO "MstProt"
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#define SHM_STATE_LOGS "MstStateLogs"
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#define SHM_STATE_ACCS "MstStateAccs"
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#define SHM_STATE_STREAMS "MstStateStreams"
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#define NAME_BUFFER_SIZE 200 //char buffer size for snprintf'ing shm filenames
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#define SIMUL_TRACKS 20
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