libcamera/libcamera.git - libcamera official repository

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Diffstat (limited to 'src/android/jpeg/encoder_libjpeg.cpp')

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/* SPDX-License-Identifier: LGPL-2.1-or-later */ /* * Copyright (C) 2018, Google Inc. * * log.h - Logging infrastructure */ #ifndef __LIBCAMERA_LOG_H__ #define __LIBCAMERA_LOG_H__ #include <sstream> namespace libcamera { enum LogSeverity { LogInvalid = -1, LogDebug = 0, LogInfo, LogWarning, LogError, LogFatal, }; class LogCategory { public: explicit LogCategory(const char *name); ~LogCategory(); const char *name() const { return name_; } LogSeverity severity() const { return severity_; } void setSeverity(LogSeverity severity); static const LogCategory &defaultCategory(); private: const char *name_; LogSeverity severity_; }; #define LOG_DECLARE_CATEGORY(name) \ extern const LogCategory &_LOG_CATEGORY(name)(); #define LOG_DEFINE_CATEGORY(name) \ const LogCategory &_LOG_CATEGORY(name)() \ { \ static LogCategory category(#name); \ return category; \ } class LogMessage { public: LogMessage(const char *fileName, unsigned int line, LogSeverity severity); LogMessage(const char *fileName, unsigned int line, const LogCategory &category, LogSeverity severity); LogMessage(const LogMessage &) = delete; LogMessage(LogMessage &&); ~LogMessage(); std::ostream &stream() { return msgStream_; } private: void init(const char *fileName, unsigned int line); std::ostringstream msgStream_; const LogCategory &category_; LogSeverity severity_; }; class Loggable { public: virtual ~Loggable(); protected: virtual std::string logPrefix() const = 0; LogMessage _log(const char *file, unsigned int line, LogSeverity severity) const; LogMessage _log(const char *file, unsigned int line, const LogCategory &category, LogSeverity severity) const; }; LogMessage _log(const char *file, unsigned int line, LogSeverity severity); LogMessage _log(const char *file, unsigned int line, const LogCategory &category, LogSeverity severity); #ifndef __DOXYGEN__ #define _LOG_CATEGORY(name) logCategory##name #define _LOG1(severity) \ _log(__FILE__, __LINE__, Log##severity).stream() #define _LOG2(category, severity) \ _log(__FILE__, __LINE__, _LOG_CATEGORY(category)(), Log##severity).stream() /* * Expand the LOG() macro to _LOG1() or _LOG2() based on the number of * arguments. */ #define _LOG_MACRO(_1, _2, NAME, ...) NAME #define LOG(...) _LOG_MACRO(__VA_ARGS__, _LOG2, _LOG1)(__VA_ARGS__) #else /* __DOXYGEN___ */ #define LOG(category, severity) #endif /* __DOXYGEN__ */ #ifndef NDEBUG #define ASSERT(condition) static_cast<void>(({ \ if (!(condition)) \ LOG(Fatal) << "assertion \"" #condition "\" failed"; \ })) #else #define ASSERT(condition) static_cast<void>(false && (condition)) #endif } /* namespace libcamera */ #endif /* __LIBCAMERA_LOG_H__ */


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