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diff --git a/indra/integration_tests/llimage_libtest/llimage_libtest.cpp b/indra/integration_tests/llimage_libtest/llimage_libtest.cpp
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+/**
+ * @file llimage_libtest.cpp
+ * @author Merov Linden
+ * @brief Integration test for the llimage library
+ *
+ * $LicenseInfo:firstyear=2011&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2011, Linden Research, Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ *
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
+ * $/LicenseInfo$
+ */
+#include "linden_common.h"
+#include "llpointer.h"
+#include "lltimer.h"
+
+#include "llimage_libtest.h"
+
+// Linden library includes
+#include "llimage.h"
+#include "llimagejpeg.h"
+#include "llimagepng.h"
+#include "llimagebmp.h"
+#include "llimagetga.h"
+#include "llimagej2c.h"
+#include "lldir.h"
+
+// system libraries
+#include <iostream>
+
+// doc string provided when invoking the program with --help
+static const char USAGE[] = "\n"
+"usage:\tllimage_libtest [options]\n"
+"\n"
+" -h, --help\n"
+" Print this help\n"
+" -i, --input <file1 .. file2>\n"
+" List of image files to load and convert. Patterns with wild cards can be used.\n"
+" -o, --output <file1 .. file2> OR <type>\n"
+" List of image files to create (assumes same order as for input files)\n"
+" OR 3 letters file type extension to convert each input file into.\n"
+" -log, --logmetrics <metric>\n"
+" Log performance data for <metric>. Results in <metric>.slp\n"
+" Note: so far, only ImageCompressionTester has been tested.\n"
+" -r, --analyzeperformance\n"
+" Create a report comparing <metric>_baseline.slp with current <metric>.slp\n"
+" Results in <metric>_report.csv"
+" -s, --image-stats\n"
+" Output stats for each input and output image.\n"
+"\n";
+
+// true when all image loading is done. Used by metric logging thread to know when to stop the thread.
+static bool sAllDone = false;
+
+// Create an empty formatted image instance of the correct type from the filename
+LLPointer<LLImageFormatted> create_image(const std::string &filename)
+{
+ std::string exten = gDirUtilp->getExtension(filename);
+ U32 codec = LLImageBase::getCodecFromExtension(exten);
+
+ LLPointer<LLImageFormatted> image;
+ switch (codec)
+ {
+ case IMG_CODEC_BMP:
+ image = new LLImageBMP();
+ break;
+ case IMG_CODEC_TGA:
+ image = new LLImageTGA();
+ break;
+ case IMG_CODEC_JPEG:
+ image = new LLImageJPEG();
+ break;
+ case IMG_CODEC_J2C:
+ image = new LLImageJ2C();
+ break;
+ case IMG_CODEC_PNG:
+ image = new LLImagePNG();
+ break;
+ default:
+ return NULL;
+ }
+
+ return image;
+}
+
+void output_image_stats(LLPointer<LLImageFormatted> image, const std::string &filename)
+{
+ // Print out some statistical data on the image
+ std::cout << "Image stats for : " << filename << ", extension : " << image->getExtension() << std::endl;
+
+ std::cout << " with : " << (int)(image->getWidth()) << ", height : " << (int)(image->getHeight()) << std::endl;
+ std::cout << " comp : " << (int)(image->getComponents()) << ", levels : " << (int)(image->getDiscardLevel()) << std::endl;
+ std::cout << " head : " << (int)(image->calcHeaderSize()) << ", data : " << (int)(image->getDataSize()) << std::endl;
+
+ return;
+}
+
+// Load an image from file and return a raw (decompressed) instance of its data
+LLPointer<LLImageRaw> load_image(const std::string &src_filename, bool output_stats)
+{
+ LLPointer<LLImageFormatted> image = create_image(src_filename);
+
+ if (!image->load(src_filename))
+ {
+ return NULL;
+ }
+
+ if( (image->getComponents() != 3) && (image->getComponents() != 4) )
+ {
+ std::cout << "Image files with less than 3 or more than 4 components are not supported\n";
+ return NULL;
+ }
+
+ if (output_stats)
+ {
+ output_image_stats(image, src_filename);
+ }
+
+ LLPointer<LLImageRaw> raw_image = new LLImageRaw;
+ if (!image->decode(raw_image, 0.0f))
+ {
+ return NULL;
+ }
+
+ return raw_image;
+}
+
+// Save a raw image instance into a file
+bool save_image(const std::string &dest_filename, LLPointer<LLImageRaw> raw_image, bool output_stats)
+{
+ LLPointer<LLImageFormatted> image = create_image(dest_filename);
+
+ if (!image->encode(raw_image, 0.0f))
+ {
+ return false;
+ }
+
+ if (output_stats)
+ {
+ output_image_stats(image, dest_filename);
+ }
+
+ return image->save(dest_filename);
+}
+
+void store_input_file(std::list<std::string> &input_filenames, const std::string &path)
+{
+ // Break the incoming path in its components
+ std::string dir = gDirUtilp->getDirName(path);
+ std::string name = gDirUtilp->getBaseFileName(path);
+ std::string exten = gDirUtilp->getExtension(path);
+
+ // std::cout << "store_input_file : " << path << ", dir : " << dir << ", name : " << name << ", exten : " << exten << std::endl;
+
+ // If extension is not an image type or "*", exit
+ // Note: we don't support complex patterns for the extension like "j??"
+ // Note: on most shells, the pattern expansion is done by the shell so that pattern matching limitation is actually not a problem
+ if ((exten.compare("*") != 0) && (LLImageBase::getCodecFromExtension(exten) == IMG_CODEC_INVALID))
+ {
+ return;
+ }
+
+ if ((name.find('*') != -1) || ((name.find('?') != -1)))
+ {
+ // If file name is a pattern, iterate to get each file name and store
+ std::string next_name;
+ while (gDirUtilp->getNextFileInDir(dir,name,next_name))
+ {
+ std::string file_name = dir + gDirUtilp->getDirDelimiter() + next_name;
+ input_filenames.push_back(file_name);
+ }
+ }
+ else
+ {
+ // Verify that the file does exist before storing
+ if (gDirUtilp->fileExists(path))
+ {
+ input_filenames.push_back(path);
+ }
+ else
+ {
+ std::cout << "store_input_file : the file " << path << " could not be found" << std::endl;
+ }
+ }
+}
+
+void store_output_file(std::list<std::string> &output_filenames, std::list<std::string> &input_filenames, const std::string &path)
+{
+ // Break the incoming path in its components
+ std::string dir = gDirUtilp->getDirName(path);
+ std::string name = gDirUtilp->getBaseFileName(path);
+ std::string exten = gDirUtilp->getExtension(path);
+
+ // std::cout << "store_output_file : " << path << ", dir : " << dir << ", name : " << name << ", exten : " << exten << std::endl;
+
+ if (dir.empty() && exten.empty())
+ {
+ // If dir and exten are empty, we interpret the name as a file extension type name and will iterate through input list to populate the output list
+ exten = name;
+ // Make sure the extension is an image type
+ if (LLImageBase::getCodecFromExtension(exten) == IMG_CODEC_INVALID)
+ {
+ return;
+ }
+ std::string delim = gDirUtilp->getDirDelimiter();
+ std::list<std::string>::iterator in_file = input_filenames.begin();
+ std::list<std::string>::iterator end = input_filenames.end();
+ for (; in_file != end; ++in_file)
+ {
+ dir = gDirUtilp->getDirName(*in_file);
+ name = gDirUtilp->getBaseFileName(*in_file,true);
+ std::string file_name;
+ if (!dir.empty())
+ {
+ file_name = dir + delim + name + "." + exten;
+ }
+ else
+ {
+ file_name = name + "." + exten;
+ }
+ output_filenames.push_back(file_name);
+ }
+ }
+ else
+ {
+ // Make sure the extension is an image type
+ if (LLImageBase::getCodecFromExtension(exten) == IMG_CODEC_INVALID)
+ {
+ return;
+ }
+ // Store the path
+ output_filenames.push_back(path);
+ }
+}
+
+// Holds the metric gathering output in a thread safe way
+class LogThread : public LLThread
+{
+public:
+ std::string mFile;
+
+ LogThread(std::string& test_name) : LLThread("llimage_libtest log")
+ {
+ std::string file_name = test_name + std::string(".slp");
+ mFile = file_name;
+ }
+
+ void run()
+ {
+ std::ofstream os(mFile.c_str());
+
+ while (!sAllDone)
+ {
+ LLFastTimer::writeLog(os);
+ os.flush();
+ ms_sleep(32);
+ }
+ LLFastTimer::writeLog(os);
+ os.flush();
+ os.close();
+ }
+};
+
+int main(int argc, char** argv)
+{
+ // List of input and output files
+ std::list<std::string> input_filenames;
+ std::list<std::string> output_filenames;
+ bool analyze_performance = false;
+ bool image_stats = false;
+
+ // Init whatever is necessary
+ ll_init_apr();
+ LLImage::initClass();
+ LogThread* fast_timer_log_thread = NULL; // For performance and metric gathering
+
+ // Analyze command line arguments
+ for (int arg = 1; arg < argc; ++arg)
+ {
+ if (!strcmp(argv[arg], "--help") || !strcmp(argv[arg], "-h"))
+ {
+ // Send the usage to standard out
+ std::cout << USAGE << std::endl;
+ return 0;
+ }
+ else if ((!strcmp(argv[arg], "--input") || !strcmp(argv[arg], "-i")) && arg < argc-1)
+ {
+ std::string file_name = argv[arg+1];
+ while (file_name[0] != '-') // if arg starts with '-', we consider it's not a file name but some other argument
+ {
+ // std::cout << "input file name : " << file_name << std::endl;
+ store_input_file(input_filenames, file_name);
+ arg += 1; // Skip that arg now we know it's a file name
+ if ((arg + 1) == argc) // Break out of the loop if we reach the end of the arg list
+ break;
+ file_name = argv[arg+1]; // Next argument and loop over
+ }
+ }
+ else if ((!strcmp(argv[arg], "--output") || !strcmp(argv[arg], "-o")) && arg < argc-1)
+ {
+ std::string file_name = argv[arg+1];
+ while (file_name[0] != '-') // if arg starts with '-', we consider it's not a file name but some other argument
+ {
+ // std::cout << "output file name : " << file_name << std::endl;
+ store_output_file(output_filenames, input_filenames, file_name);
+ arg += 1; // Skip that arg now we know it's a file name
+ if ((arg + 1) == argc) // Break out of the loop if we reach the end of the arg list
+ break;
+ file_name = argv[arg+1]; // Next argument and loop over
+ }
+ }
+ else if (!strcmp(argv[arg], "--logmetrics") || !strcmp(argv[arg], "-log"))
+ {
+ // '--logmetrics' needs to be specified with a named test metric argument
+ // Note: for the moment, only ImageCompressionTester has been tested
+ std::string test_name;
+ if ((arg + 1) < argc)
+ {
+ test_name = argv[arg+1];
+ }
+ if (((arg + 1) >= argc) || (test_name[0] == '-'))
+ {
+ // We don't have an argument left in the arg list or the next argument is another option
+ std::cout << "No --logmetrics argument given, no perf data will be gathered" << std::endl;
+ }
+ else
+ {
+ LLFastTimer::sMetricLog = TRUE;
+ LLFastTimer::sLogName = test_name;
+ arg += 1; // Skip that arg now we know it's a valid test name
+ if ((arg + 1) == argc) // Break out of the loop if we reach the end of the arg list
+ break;
+ }
+ }
+ else if (!strcmp(argv[arg], "--analyzeperformance") || !strcmp(argv[arg], "-r"))
+ {
+ analyze_performance = true;
+ }
+ else if (!strcmp(argv[arg], "--image-stats") || !strcmp(argv[arg], "-s"))
+ {
+ image_stats = true;
+ }
+ }
+
+ // Check arguments consistency. Exit with proper message if inconsistent.
+ if (input_filenames.size() == 0)
+ {
+ std::cout << "No input file, nothing to do -> exit" << std::endl;
+ return 0;
+ }
+ if (analyze_performance && !LLFastTimer::sMetricLog)
+ {
+ std::cout << "Cannot create perf report if no perf gathered (i.e. use argument -log <perf> with -r) -> exit" << std::endl;
+ return 0;
+ }
+
+
+ // Create the logging thread if required
+ if (LLFastTimer::sMetricLog)
+ {
+ LLFastTimer::sLogLock = new LLMutex(NULL);
+ fast_timer_log_thread = new LogThread(LLFastTimer::sLogName);
+ fast_timer_log_thread->start();
+ }
+
+ // Perform action on each input file
+ std::list<std::string>::iterator in_file = input_filenames.begin();
+ std::list<std::string>::iterator out_file = output_filenames.begin();
+ std::list<std::string>::iterator in_end = input_filenames.end();
+ std::list<std::string>::iterator out_end = output_filenames.end();
+ for (; in_file != in_end; ++in_file)
+ {
+ // Load file
+ LLPointer<LLImageRaw> raw_image = load_image(*in_file, image_stats);
+ if (!raw_image)
+ {
+ std::cout << "Error: Image " << *in_file << " could not be loaded" << std::endl;
+ continue;
+ }
+
+ // Save file
+ if (out_file != out_end)
+ {
+ if (!save_image(*out_file, raw_image, image_stats))
+ {
+ std::cout << "Error: Image " << *out_file << " could not be saved" << std::endl;
+ }
+ else
+ {
+ std::cout << *in_file << " -> " << *out_file << std::endl;
+ }
+ ++out_file;
+ }
+ }
+
+ // Stop the perf gathering system if needed
+ if (LLFastTimer::sMetricLog)
+ {
+ LLMetricPerformanceTesterBasic::deleteTester(LLFastTimer::sLogName);
+ sAllDone = true;
+ }
+
+ // Output perf data if requested by user
+ if (analyze_performance)
+ {
+ std::cout << "Analyzing performance" << std::endl;
+
+ std::string baseline_name = LLFastTimer::sLogName + "_baseline.slp";
+ std::string current_name = LLFastTimer::sLogName + ".slp";
+ std::string report_name = LLFastTimer::sLogName + "_report.csv";
+
+ LLMetricPerformanceTesterBasic::doAnalysisMetrics(baseline_name, current_name, report_name);
+ }
+
+ // Cleanup and exit
+ LLImage::cleanupClass();
+ if (fast_timer_log_thread)
+ {
+ fast_timer_log_thread->shutdown();
+ }
+
+ return 0;
+}
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