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// Copyright 2019 The libgav1 Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "src/utils/logging.h"
#include <cstdarg>
#include <cstdio>
#include <sstream>
#include <thread> // NOLINT (unapproved c++11 header)
#if !defined(LIBGAV1_LOG_LEVEL)
#define LIBGAV1_LOG_LEVEL (1 << 30)
#endif
namespace libgav1 {
namespace internal {
#if LIBGAV1_ENABLE_LOGGING
namespace {
const char* LogSeverityName(LogSeverity severity) {
switch (severity) {
case LogSeverity::kInfo:
return "INFO";
case LogSeverity::kError:
return "ERROR";
case LogSeverity::kWarning:
return "WARNING";
}
return "UNKNOWN";
}
} // namespace
void Log(LogSeverity severity, const char* file, int line, const char* format,
...) {
if (LIBGAV1_LOG_LEVEL < static_cast<int>(severity)) return;
std::ostringstream ss;
ss << std::hex << std::this_thread::get_id();
fprintf(stderr, "%s %s %s:%d] ", LogSeverityName(severity), ss.str().c_str(),
file, line);
va_list ap;
va_start(ap, format);
vfprintf(stderr, format, ap);
va_end(ap);
fprintf(stderr, "\n");
}
#else // !LIBGAV1_ENABLE_LOGGING
void Log(LogSeverity /*severity*/, const char* /*file*/, int /*line*/,
const char* /*format*/, ...) {}
#endif // LIBGAV1_ENABLE_LOGGING
} // namespace internal
} // namespace libgav1
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