summaryrefslogtreecommitdiff
path: root/indra/integration_tests/llimage_libtest/llimage_libtest.cpp
blob: f4dba16a944076e5e0cb784573b427323b7738c9 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
/** 
 * @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 "llimagefilter.h"
#include "llimagejpeg.h"
#include "llimagepng.h"
#include "llimagebmp.h"
#include "llimagetga.h"
#include "llimagej2c.h"
#include "lldir.h"
#include "lldiriterator.h"
#include "v4coloru.h"
#include "llsdserialize.h"
#include "llcleanup.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"
" -load, --load_size <n>\n"
"        Portion of the input file to load, in bytes."
"        If (load == 0), it will load the whole file."
"        If (load == -1), it will load the size relevant to reach the requested discard level (see -d)."
"        Only valid for j2c images. Default is 0 (load whole file).\n"
" -r, --region <x0, y0, x1, y1>\n"
"        Crop region applied to the input files in pixels.\n"
"        Only used for j2c images. Default is no region cropping.\n"
" -d, --discard_level <n>\n"
"        Discard level max used on input. 0 is highest resolution. Max discard level is 5.\n"
"        This allows the input image to be clamped in resolution when loading.\n"
"        Only valid for j2c images. Default is no discard.\n"
" -p, --precincts <n>\n"
"        Dimension of precincts in pixels. Precincts are assumed square and identical for\n"
"        all levels. Note that this option also add PLT and tile markers to the codestream, \n"
"        and uses RPCL order. Power of 2 must be used.\n"
"        Only valid for output j2c images. Default is no precincts used.\n"
" -b, --blocks <n>\n"
"        Dimension of coding blocks in pixels. Blocks are assumed square. Power of 2 must\n"
"        be used. Blocks must be smaller than precincts. Like precincts, this option adds\n"
"        PLT, tile markers and uses RPCL.\n"
"        Only valid for output j2c images. Default is 64.\n"
" -l, --levels <n>\n"
"        Number of decomposition levels (aka discard levels) in the output image.\n"
"        The maximum number of levels authorized is 32.\n"
"        Only valid for output j2c images. Default is 5.\n"
" -rev, --reversible\n"
"        Set the compression to be lossless (reversible in j2c parlance).\n"
"        Only valid for output j2c images.\n"
" -f, --filter <file>\n"
"        Apply the filter <file> to the input images.\n"
" -log, --logmetrics <metric>\n"
"        Log performance data for <metric>. Results in <metric>.slp\n"
"        Note: so far, only ImageCompressionTester has been tested.\n"
" -a, --analyzeperformance\n"
"        Create a report comparing <metric>_baseline.slp with current <metric>.slp\n"
"        Results in <metric>_report.csv\n"
" -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);
	LLPointer<LLImageFormatted> image = LLImageFormatted::createFromExtension(exten);
	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->getLevels())   << 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, int discard_level, int* region, int load_size, bool output_stats)
{
	LLPointer<LLImageFormatted> image = create_image(src_filename);
	
	// We support partial loading only for j2c images
	if (image->getCodec() == IMG_CODEC_J2C)
	{
		// Load the header
		if (!image->load(src_filename, 600))
		{
			return NULL;
		}
		S32 h = ((LLImageJ2C*)(image.get()))->calcHeaderSize();
		S32 d = (load_size > 0 ? ((LLImageJ2C*)(image.get()))->calcDiscardLevelBytes(load_size) : 0);
		S8  r = ((LLImageJ2C*)(image.get()))->getRawDiscardLevel();
		std::cout << "Merov debug : header = " << h << ", load_size = " << load_size << ", discard level = " << d << ", raw discard level = " << r << std::endl;
		for (d = 0; d < MAX_DISCARD_LEVEL; d++)
		{
			S32 data_size = ((LLImageJ2C*)(image.get()))->calcDataSize(d);
			std::cout << "Merov debug : discard_level = " << d << ", data_size = " << data_size << std::endl;
		}
		if (load_size < 0)
		{
			load_size = (discard_level != -1 ? ((LLImageJ2C*)(image.get()))->calcDataSize(discard_level) : 0);
		}
		// Load the requested byte range
		if (!image->load(src_filename, load_size))
		{
			return NULL;
		}
	}
	else 
	{
		// This just loads the image file stream into a buffer. No decoding done.
		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;
	
	// Set the image restriction on load in the case of a j2c image
	if ((image->getCodec() == IMG_CODEC_J2C) && ((discard_level != -1) || (region != NULL)))
	{
		// That method doesn't exist (and likely, doesn't make sense) for any other image file format
		// hence the required cryptic cast.
		((LLImageJ2C*)(image.get()))->initDecode(*raw_image, discard_level, region);
	}
	
	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, int blocks_size, int precincts_size, int levels, bool reversible, bool output_stats)
{
	LLPointer<LLImageFormatted> image = create_image(dest_filename);
	
	// Set the image codestream parameters on output in the case of a j2c image
	if (image->getCodec() == IMG_CODEC_J2C)
	{
		// That method doesn't exist (and likely, doesn't make sense) for any other image file format
		// hence the required cryptic cast.
		if ((blocks_size != -1) || (precincts_size != -1) || (levels != 0))
		{
			((LLImageJ2C*)(image.get()))->initEncode(*raw_image, blocks_size, precincts_size, levels);
		}
		((LLImageJ2C*)(image.get()))->setReversible(reversible);
	}
	
	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;
		LLDirIterator iter(dir, name);
		while (iter.next(next_name))
		{
			std::string file_name = gDirUtilp->add(dir, 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;
	// Other optional parsed arguments
	bool analyze_performance = false;
	bool image_stats = false;
	int* region = NULL;
	int discard_level = -1;
	int load_size = 0;
	int precincts_size = -1;
	int blocks_size = -1;
	int levels = 0;
	bool reversible = false;
    std::string filter_name = "";

	// 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], "--region") || !strcmp(argv[arg], "-r")) && arg < argc-1)
		{
			std::string value_str = argv[arg+1];
			int index = 0;
			region = new int[4];
			while (value_str[0] != '-')		// if arg starts with '-', it's the next option
			{
				int value = atoi(value_str.c_str());
				region[index++] = value;
				arg += 1;					// Definitely skip that arg now we know it's a number
				if ((arg + 1) == argc)		// Break out of the loop if we reach the end of the arg list
					break;
				if (index == 4)				// Break out of the loop if we captured 4 values already
					break;
				value_str = argv[arg+1];	// Next argument and loop over
			}
			if (index != 4)
			{
				std::cout << "--region arguments invalid" << std::endl;
				delete [] region;
				region = NULL;
			}
		}
		else if (!strcmp(argv[arg], "--discard_level") || !strcmp(argv[arg], "-d"))
		{
			std::string value_str;
			if ((arg + 1) < argc)
			{
				value_str = argv[arg+1];
			}
			if (((arg + 1) >= argc) || (value_str[0] == '-'))
			{
				std::cout << "No valid --discard_level argument given, discard_level ignored" << std::endl;
			}
			else
			{
				discard_level = atoi(value_str.c_str());
				// Clamp to the values accepted by the viewer
				discard_level = llclamp(discard_level,0,5);
			}
		}
		else if (!strcmp(argv[arg], "--load_size") || !strcmp(argv[arg], "-load"))
		{
			std::string value_str;
			if ((arg + 1) < argc)
			{
				value_str = argv[arg+1];
			}
			if (((arg + 1) >= argc) || (value_str[0] == '-'))
			{
				std::cout << "No valid --load_size argument given, load_size ignored" << std::endl;
			}
			else
			{
				load_size = atoi(value_str.c_str());
			}
		}
		else if (!strcmp(argv[arg], "--precincts") || !strcmp(argv[arg], "-p"))
		{
			std::string value_str;
			if ((arg + 1) < argc)
			{
				value_str = argv[arg+1];
			}
			if (((arg + 1) >= argc) || (value_str[0] == '-'))
			{
				std::cout << "No valid --precincts argument given, precincts ignored" << std::endl;
			}
			else
			{
				precincts_size = atoi(value_str.c_str());
			}
		}
		else if (!strcmp(argv[arg], "--blocks") || !strcmp(argv[arg], "-b"))
		{
			std::string value_str;
			if ((arg + 1) < argc)
			{
				value_str = argv[arg+1];
			}
			if (((arg + 1) >= argc) || (value_str[0] == '-'))
			{
				std::cout << "No valid --blocks argument given, blocks ignored" << std::endl;
			}
			else
			{
				blocks_size = atoi(value_str.c_str());
			}
		}
		else if (!strcmp(argv[arg], "--levels") || !strcmp(argv[arg], "-l"))
		{
			std::string value_str;
			if ((arg + 1) < argc)
			{
				value_str = argv[arg+1];
			}
			if (((arg + 1) >= argc) || (value_str[0] == '-'))
			{
				std::cout << "No valid --levels argument given, default (5) will be used" << std::endl;
			}
			else
			{
				levels = atoi(value_str.c_str());
			}
		}
		else if (!strcmp(argv[arg], "--reversible") || !strcmp(argv[arg], "-rev"))
		{
			reversible = true;
		}
		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], "--filter") || !strcmp(argv[arg], "-f"))
		{
			// '--filter' needs to be specified with a named filter argument
			if ((arg + 1) < argc)
			{
				filter_name = argv[arg+1];
			}
			if (((arg + 1) >= argc) || (filter_name[0] == '-'))
			{
				// We don't have an argument left in the arg list or the next argument is another option
				std::cout << "No --filter argument given, no filter will be applied" << std::endl;
			}
			else
			{
				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], "-a"))
		{
			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 -a) -> 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();
	}
    
    // Load the filter once and for all
    LLImageFilter filter(filter_name);

	// 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, ++out_file)
	{
		// Load file
		LLPointer<LLImageRaw> raw_image = load_image(*in_file, discard_level, region, load_size, image_stats);
		if (!raw_image)
		{
			std::cout << "Error: Image " << *in_file << " could not be loaded" << std::endl;
			continue;
		}
        
        // Apply the filter
        filter.executeFilter(raw_image);

		// Save file
		if (out_file != out_end)
		{
			if (!save_image(*out_file, raw_image, blocks_size, precincts_size, levels, reversible, image_stats))
			{
				std::cout << "Error: Image " << *out_file << " could not be saved" << std::endl;
			}
			else
			{
				std::cout << *in_file << " -> " << *out_file << std::endl;
			}
		}
	}

	// Output perf data if requested by user
	if (analyze_performance)
	{
		std::string baseline_name = LLFastTimer::sLogName + "_baseline.slp";
		std::string current_name  = LLFastTimer::sLogName + ".slp"; 
		std::string report_name   = LLFastTimer::sLogName + "_report.csv";
		
		std::cout << "Analyzing performance, check report in : " << report_name << std::endl;

		LLMetricPerformanceTesterBasic::doAnalysisMetrics(baseline_name, current_name, report_name);
	}
	
	// Stop the perf gathering system if needed
	if (LLFastTimer::sMetricLog)
	{
		LLMetricPerformanceTesterBasic::deleteTester(LLFastTimer::sLogName);
		sAllDone = true;
	}
	
	// Cleanup and exit
	SUBSYSTEM_CLEANUP(LLImage);
	if (fast_timer_log_thread)
	{
		fast_timer_log_thread->shutdown();
	}
	
	return 0;
}