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Merge pull request #11074 from alalek:android_log_messages

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This commit is contained in:
Alexander Alekhin 2018-03-20 20:40:53 +00:00
commit fed22f2f5c
2 changed files with 30 additions and 9 deletions
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23
modules/core/src/logger.cpp
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@ -11,6 +11,10 @@
#include <iostream>
#include <fstream>
#ifdef __ANDROID__
# include <android/log.h>
#endif
namespace cv {
namespace utils {
namespace logging {
@ -62,8 +66,7 @@ namespace internal {
void writeLogMessage(LogLevel logLevel, const char* message)
{
const int threadID = cv::utils::getThreadID();
std::ostream* out = (logLevel <= LOG_LEVEL_WARNING) ? &std::cerr : &std::cout;
std::stringstream ss;
std::ostringstream ss;
switch (logLevel)
{
case LOG_LEVEL_FATAL: ss << "[FATAL:" << threadID << "] " << message << std::endl; break;
@ -75,6 +78,22 @@ void writeLogMessage(LogLevel logLevel, const char* message)
default:
return;
}
#ifdef __ANDROID__
int android_logLevel = ANDROID_LOG_INFO;
switch (logLevel)
{
case LOG_LEVEL_FATAL: android_logLevel = ANDROID_LOG_FATAL; break;
case LOG_LEVEL_ERROR: android_logLevel = ANDROID_LOG_ERROR; break;
case LOG_LEVEL_WARNING: android_logLevel = ANDROID_LOG_WARN; break;
case LOG_LEVEL_INFO: android_logLevel = ANDROID_LOG_INFO; break;
case LOG_LEVEL_DEBUG: android_logLevel = ANDROID_LOG_DEBUG; break;
case LOG_LEVEL_VERBOSE: android_logLevel = ANDROID_LOG_VERBOSE; break;
default:
break;
}
__android_log_print(android_logLevel, "OpenCV/" CV_VERSION, "%s", ss.str().c_str());
#endif
std::ostream* out = (logLevel <= LOG_LEVEL_WARNING) ? &std::cerr : &std::cout;
(*out) << ss.str();
if (logLevel <= LOG_LEVEL_WARNING)
(*out) << std::flush;

16
modules/core/src/system.cpp
View File

@ -47,6 +47,8 @@
#include <opencv2/core/utils/configuration.private.hpp>
#include <opencv2/core/utils/trace.private.hpp>
#include <opencv2/core/utils/logger.hpp>
namespace cv {
static Mutex* __initialization_mutex = NULL;
@ -412,24 +414,24 @@ struct HWFeatures
have[CV_CPU_FP16] = true;
#elif defined __arm__ && defined __ANDROID__
#if defined HAVE_CPUFEATURES
__android_log_print(ANDROID_LOG_INFO, "OpenCV", "calling android_getCpuFeatures() ...");
CV_LOG_INFO(NULL, "calling android_getCpuFeatures() ...");
uint64_t features = android_getCpuFeatures();
__android_log_print(ANDROID_LOG_INFO, "OpenCV", "calling android_getCpuFeatures() ... Done (%llx)", features);
CV_LOG_INFO(NULL, cv::format("calling android_getCpuFeatures() ... Done (%llx)", (long long)features));
have[CV_CPU_NEON] = (features & ANDROID_CPU_ARM_FEATURE_NEON) != 0;
have[CV_CPU_FP16] = (features & ANDROID_CPU_ARM_FEATURE_VFP_FP16) != 0;
#else
__android_log_print(ANDROID_LOG_INFO, "OpenCV", "cpufeatures library is not available for CPU detection");
CV_LOG_INFO(NULL, "cpufeatures library is not available for CPU detection");
#if CV_NEON
__android_log_print(ANDROID_LOG_INFO, "OpenCV", "- NEON instructions is enabled via build flags");
CV_LOG_INFO(NULL, "- NEON instructions is enabled via build flags");
have[CV_CPU_NEON] = true;
#else
__android_log_print(ANDROID_LOG_INFO, "OpenCV", "- NEON instructions is NOT enabled via build flags");
CV_LOG_INFO(NULL, "- NEON instructions is NOT enabled via build flags");
#endif
#if CV_FP16
__android_log_print(ANDROID_LOG_INFO, "OpenCV", "- FP16 instructions is enabled via build flags");
CV_LOG_INFO(NULL, "- FP16 instructions is enabled via build flags");
have[CV_CPU_FP16] = true;
#else
__android_log_print(ANDROID_LOG_INFO, "OpenCV", "- FP16 instructions is NOT enabled via build flags");
CV_LOG_INFO(NULL, "- FP16 instructions is NOT enabled via build flags");
#endif
#endif
#elif defined __arm__