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Diffstat (limited to 'indra/llimage/llimagej2c.cpp')
| -rw-r--r-- | indra/llimage/llimagej2c.cpp | 381 |
1 files changed, 206 insertions, 175 deletions
diff --git a/indra/llimage/llimagej2c.cpp b/indra/llimage/llimagej2c.cpp index 74f08b2d0b..44e6b89dd3 100644 --- a/indra/llimage/llimagej2c.cpp +++ b/indra/llimage/llimagej2c.cpp @@ -1,177 +1,55 @@ /** * @file llimagej2c.cpp * - * $LicenseInfo:firstyear=2001&license=viewergpl$ - * - * Copyright (c) 2001-2009, Linden Research, Inc. - * + * $LicenseInfo:firstyear=2001&license=viewerlgpl$ * Second Life Viewer Source Code - * The source code in this file ("Source Code") is provided by Linden Lab - * to you under the terms of the GNU General Public License, version 2.0 - * ("GPL"), unless you have obtained a separate licensing agreement - * ("Other License"), formally executed by you and Linden Lab. Terms of - * the GPL can be found in doc/GPL-license.txt in this distribution, or - * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2 + * Copyright (C) 2010, 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. * - * There are special exceptions to the terms and conditions of the GPL as - * it is applied to this Source Code. View the full text of the exception - * in the file doc/FLOSS-exception.txt in this software distribution, or - * online at - * http://secondlifegrid.net/programs/open_source/licensing/flossexception + * 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. * - * By copying, modifying or distributing this software, you acknowledge - * that you have read and understood your obligations described above, - * and agree to abide by those obligations. + * 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 * - * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO - * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY, - * COMPLETENESS OR PERFORMANCE. + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA * $/LicenseInfo$ */ #include "linden_common.h" -#include "apr_pools.h" -#include "apr_dso.h" - #include "lldir.h" #include "llimagej2c.h" #include "llmemtype.h" +#include "lltimer.h" +#include "llmath.h" typedef LLImageJ2CImpl* (*CreateLLImageJ2CFunction)(); typedef void (*DestroyLLImageJ2CFunction)(LLImageJ2CImpl*); typedef const char* (*EngineInfoLLImageJ2CFunction)(); -//some "private static" variables so we only attempt to load -//dynamic libaries once -CreateLLImageJ2CFunction j2cimpl_create_func; -DestroyLLImageJ2CFunction j2cimpl_destroy_func; -EngineInfoLLImageJ2CFunction j2cimpl_engineinfo_func; -apr_pool_t *j2cimpl_dso_memory_pool; -apr_dso_handle_t *j2cimpl_dso_handle; - -//Declare the prototype for theses functions here, their functionality -//will be implemented in other files which define a derived LLImageJ2CImpl -//but only ONE static library which has the implementation for this -//function should ever be included +// Declare the prototype for theses functions here. Their functionality +// will be implemented in other files which define a derived LLImageJ2CImpl +// but only ONE static library which has the implementation for these +// functions should ever be included. LLImageJ2CImpl* fallbackCreateLLImageJ2CImpl(); void fallbackDestroyLLImageJ2CImpl(LLImageJ2CImpl* impl); const char* fallbackEngineInfoLLImageJ2CImpl(); -//static -//Loads the required "create", "destroy" and "engineinfo" functions needed -void LLImageJ2C::openDSO() -{ - //attempt to load a DSO and get some functions from it - std::string dso_name; - std::string dso_path; - - bool all_functions_loaded = false; - apr_status_t rv; - -#if LL_WINDOWS - dso_name = "llkdu.dll"; -#elif LL_DARWIN - dso_name = "libllkdu.dylib"; -#else - dso_name = "libllkdu.so"; -#endif - - dso_path = gDirUtilp->findFile(dso_name, - gDirUtilp->getAppRODataDir(), - gDirUtilp->getExecutableDir()); - - j2cimpl_dso_handle = NULL; - j2cimpl_dso_memory_pool = NULL; - - //attempt to load the shared library - apr_pool_create(&j2cimpl_dso_memory_pool, NULL); - rv = apr_dso_load(&j2cimpl_dso_handle, - dso_path.c_str(), - j2cimpl_dso_memory_pool); - - //now, check for success - if ( rv == APR_SUCCESS ) - { - //found the dynamic library - //now we want to load the functions we're interested in - CreateLLImageJ2CFunction create_func = NULL; - DestroyLLImageJ2CFunction dest_func = NULL; - EngineInfoLLImageJ2CFunction engineinfo_func = NULL; - - rv = apr_dso_sym((apr_dso_handle_sym_t*)&create_func, - j2cimpl_dso_handle, - "createLLImageJ2CKDU"); - if ( rv == APR_SUCCESS ) - { - //we've loaded the create function ok - //we need to delete via the DSO too - //so lets check for a destruction function - rv = apr_dso_sym((apr_dso_handle_sym_t*)&dest_func, - j2cimpl_dso_handle, - "destroyLLImageJ2CKDU"); - if ( rv == APR_SUCCESS ) - { - //we've loaded the destroy function ok - rv = apr_dso_sym((apr_dso_handle_sym_t*)&engineinfo_func, - j2cimpl_dso_handle, - "engineInfoLLImageJ2CKDU"); - if ( rv == APR_SUCCESS ) - { - //ok, everything is loaded alright - j2cimpl_create_func = create_func; - j2cimpl_destroy_func = dest_func; - j2cimpl_engineinfo_func = engineinfo_func; - all_functions_loaded = true; - } - } - } - } - - if ( !all_functions_loaded ) - { - //something went wrong with the DSO or function loading.. - //fall back onto our satefy impl creation function - -#if 0 - // precious verbose debugging, sadly we can't use our - // 'llinfos' stream etc. this early in the initialisation seq. - char errbuf[256]; - fprintf(stderr, "failed to load syms from DSO %s (%s)\n", - dso_name.c_str(), dso_path.c_str()); - apr_strerror(rv, errbuf, sizeof(errbuf)); - fprintf(stderr, "error: %d, %s\n", rv, errbuf); - apr_dso_error(j2cimpl_dso_handle, errbuf, sizeof(errbuf)); - fprintf(stderr, "dso-error: %d, %s\n", rv, errbuf); -#endif - - if ( j2cimpl_dso_handle ) - { - apr_dso_unload(j2cimpl_dso_handle); - j2cimpl_dso_handle = NULL; - } - - if ( j2cimpl_dso_memory_pool ) - { - apr_pool_destroy(j2cimpl_dso_memory_pool); - j2cimpl_dso_memory_pool = NULL; - } - } -} - -//static -void LLImageJ2C::closeDSO() -{ - if ( j2cimpl_dso_handle ) apr_dso_unload(j2cimpl_dso_handle); - if (j2cimpl_dso_memory_pool) apr_pool_destroy(j2cimpl_dso_memory_pool); -} +// Test data gathering handle +LLImageCompressionTester* LLImageJ2C::sTesterp = NULL ; +const std::string sTesterName("ImageCompressionTester"); //static std::string LLImageJ2C::getEngineInfo() { - if (!j2cimpl_engineinfo_func) - j2cimpl_engineinfo_func = fallbackEngineInfoLLImageJ2CImpl; - - return j2cimpl_engineinfo_func(); + return fallbackEngineInfoLLImageJ2CImpl(); } LLImageJ2C::LLImageJ2C() : LLImageFormatted(IMG_CODEC_J2C), @@ -181,47 +59,32 @@ LLImageJ2C::LLImageJ2C() : LLImageFormatted(IMG_CODEC_J2C), mReversible(FALSE), mAreaUsedForDataSizeCalcs(0) { - //We assume here that if we wanted to create via - //a dynamic library that the approriate open calls were made - //before any calls to this constructor. - - //Therefore, a NULL creation function pointer here means - //we either did not want to create using functions from the dynamic - //library or there were issues loading it, either way - //use our fall back - if ( !j2cimpl_create_func ) - { - j2cimpl_create_func = fallbackCreateLLImageJ2CImpl; - } - - mImpl = j2cimpl_create_func(); + mImpl = fallbackCreateLLImageJ2CImpl(); // Clear data size table for( S32 i = 0; i <= MAX_DISCARD_LEVEL; i++) { // Array size is MAX_DISCARD_LEVEL+1 mDataSizes[i] = 0; } + + // If that test log has ben requested but not yet created, create it + if (LLMetricPerformanceTesterBasic::isMetricLogRequested(sTesterName) && !LLMetricPerformanceTesterBasic::getTester(sTesterName)) + { + sTesterp = new LLImageCompressionTester() ; + if (!sTesterp->isValid()) + { + delete sTesterp; + sTesterp = NULL; + } + } } // virtual LLImageJ2C::~LLImageJ2C() { - //We assume here that if we wanted to destroy via - //a dynamic library that the approriate open calls were made - //before any calls to this destructor. - - //Therefore, a NULL creation function pointer here means - //we either did not want to destroy using functions from the dynamic - //library or there were issues loading it, either way - //use our fall back - if ( !j2cimpl_destroy_func ) - { - j2cimpl_destroy_func = fallbackDestroyLLImageJ2CImpl; - } - if ( mImpl ) { - j2cimpl_destroy_func(mImpl); + fallbackDestroyLLImageJ2CImpl(mImpl); } } @@ -276,6 +139,15 @@ BOOL LLImageJ2C::updateData() return res; } +BOOL LLImageJ2C::initDecode(LLImageRaw &raw_image, int discard_level, int* region) +{ + return mImpl->initDecode(*this,raw_image,discard_level,region); +} + +BOOL LLImageJ2C::initEncode(LLImageRaw &raw_image, int blocks_size, int precincts_size, int levels) +{ + return mImpl->initEncode(*this,raw_image,blocks_size,precincts_size,levels); +} BOOL LLImageJ2C::decode(LLImageRaw *raw_imagep, F32 decode_time) { @@ -286,6 +158,7 @@ BOOL LLImageJ2C::decode(LLImageRaw *raw_imagep, F32 decode_time) // Returns TRUE to mean done, whether successful or not. BOOL LLImageJ2C::decodeChannels(LLImageRaw *raw_imagep, F32 decode_time, S32 first_channel, S32 max_channel_count ) { + LLTimer elapsed; LLMemType mt1(mMemType); BOOL res = TRUE; @@ -324,6 +197,21 @@ BOOL LLImageJ2C::decodeChannels(LLImageRaw *raw_imagep, F32 decode_time, S32 fir LLImage::setLastError(mLastError); } + LLImageCompressionTester* tester = (LLImageCompressionTester*)LLMetricPerformanceTesterBasic::getTester(sTesterName); + if (tester) + { + // Decompression stat gathering + // Note that we *do not* take into account the decompression failures data so we might overestimate the time spent processing + + // Always add the decompression time to the stat + tester->updateDecompressionStats(elapsed.getElapsedTimeF32()) ; + if (res) + { + // The whole data stream is finally decompressed when res is returned as TRUE + tester->updateDecompressionStats(this->getDataSize(), raw_imagep->getDataSize()) ; + } + } + return res; } @@ -336,6 +224,7 @@ BOOL LLImageJ2C::encode(const LLImageRaw *raw_imagep, F32 encode_time) BOOL LLImageJ2C::encode(const LLImageRaw *raw_imagep, const char* comment_text, F32 encode_time) { + LLTimer elapsed; LLMemType mt1(mMemType); resetLastError(); BOOL res = mImpl->encodeImpl(*this, *raw_imagep, comment_text, encode_time, mReversible); @@ -343,6 +232,22 @@ BOOL LLImageJ2C::encode(const LLImageRaw *raw_imagep, const char* comment_text, { LLImage::setLastError(mLastError); } + + LLImageCompressionTester* tester = (LLImageCompressionTester*)LLMetricPerformanceTesterBasic::getTester(sTesterName); + if (tester) + { + // Compression stat gathering + // Note that we *do not* take into account the compression failures cases so we night overestimate the time spent processing + + // Always add the compression time to the stat + tester->updateCompressionStats(elapsed.getElapsedTimeF32()) ; + if (res) + { + // The whole data stream is finally compressed when res is returned as TRUE + tester->updateCompressionStats(this->getDataSize(), raw_imagep->getDataSize()) ; + } + } + return res; } @@ -355,6 +260,9 @@ S32 LLImageJ2C::calcHeaderSizeJ2C() //static S32 LLImageJ2C::calcDataSizeJ2C(S32 w, S32 h, S32 comp, S32 discard_level, F32 rate) { + // Note: this only provides an *estimate* of the size in bytes of an image level + // *TODO: find a way to read the true size (when available) and convey the fact + // that the result is an estimate in the other cases if (rate <= 0.f) rate = .125f; while (discard_level > 0) { @@ -546,3 +454,126 @@ void LLImageJ2C::updateRawDiscardLevel() LLImageJ2CImpl::~LLImageJ2CImpl() { } + +//---------------------------------------------------------------------------------------------- +// Start of LLImageCompressionTester +//---------------------------------------------------------------------------------------------- +LLImageCompressionTester::LLImageCompressionTester() : LLMetricPerformanceTesterBasic(sTesterName) +{ + addMetric("Time Decompression (s)"); + addMetric("Volume In Decompression (kB)"); + addMetric("Volume Out Decompression (kB)"); + addMetric("Decompression Ratio (x:1)"); + addMetric("Perf Decompression (kB/s)"); + + addMetric("Time Compression (s)"); + addMetric("Volume In Compression (kB)"); + addMetric("Volume Out Compression (kB)"); + addMetric("Compression Ratio (x:1)"); + addMetric("Perf Compression (kB/s)"); + + mRunBytesInDecompression = 0; + mRunBytesInCompression = 0; + + mTotalBytesInDecompression = 0; + mTotalBytesOutDecompression = 0; + mTotalBytesInCompression = 0; + mTotalBytesOutCompression = 0; + + mTotalTimeDecompression = 0.0f; + mTotalTimeCompression = 0.0f; +} + +LLImageCompressionTester::~LLImageCompressionTester() +{ + outputTestResults(); + LLImageJ2C::sTesterp = NULL; +} + +//virtual +void LLImageCompressionTester::outputTestRecord(LLSD *sd) +{ + std::string currentLabel = getCurrentLabelName(); + + F32 decompressionPerf = 0.0f; + F32 compressionPerf = 0.0f; + F32 decompressionRate = 0.0f; + F32 compressionRate = 0.0f; + + F32 totalkBInDecompression = (F32)(mTotalBytesInDecompression) / 1000.0; + F32 totalkBOutDecompression = (F32)(mTotalBytesOutDecompression) / 1000.0; + F32 totalkBInCompression = (F32)(mTotalBytesInCompression) / 1000.0; + F32 totalkBOutCompression = (F32)(mTotalBytesOutCompression) / 1000.0; + + if (!is_approx_zero(mTotalTimeDecompression)) + { + decompressionPerf = totalkBInDecompression / mTotalTimeDecompression; + } + if (!is_approx_zero(totalkBInDecompression)) + { + decompressionRate = totalkBOutDecompression / totalkBInDecompression; + } + if (!is_approx_zero(mTotalTimeCompression)) + { + compressionPerf = totalkBInCompression / mTotalTimeCompression; + } + if (!is_approx_zero(totalkBOutCompression)) + { + compressionRate = totalkBInCompression / totalkBOutCompression; + } + + (*sd)[currentLabel]["Time Decompression (s)"] = (LLSD::Real)mTotalTimeDecompression; + (*sd)[currentLabel]["Volume In Decompression (kB)"] = (LLSD::Real)totalkBInDecompression; + (*sd)[currentLabel]["Volume Out Decompression (kB)"]= (LLSD::Real)totalkBOutDecompression; + (*sd)[currentLabel]["Decompression Ratio (x:1)"] = (LLSD::Real)decompressionRate; + (*sd)[currentLabel]["Perf Decompression (kB/s)"] = (LLSD::Real)decompressionPerf; + + (*sd)[currentLabel]["Time Compression (s)"] = (LLSD::Real)mTotalTimeCompression; + (*sd)[currentLabel]["Volume In Compression (kB)"] = (LLSD::Real)totalkBInCompression; + (*sd)[currentLabel]["Volume Out Compression (kB)"] = (LLSD::Real)totalkBOutCompression; + (*sd)[currentLabel]["Compression Ratio (x:1)"] = (LLSD::Real)compressionRate; + (*sd)[currentLabel]["Perf Compression (kB/s)"] = (LLSD::Real)compressionPerf; +} + +void LLImageCompressionTester::updateCompressionStats(const F32 deltaTime) +{ + mTotalTimeCompression += deltaTime; +} + +void LLImageCompressionTester::updateCompressionStats(const S32 bytesCompress, const S32 bytesRaw) +{ + mTotalBytesInCompression += bytesRaw; + mRunBytesInCompression += bytesRaw; + mTotalBytesOutCompression += bytesCompress; + if (mRunBytesInCompression > (1000000)) + { + // Output everything + outputTestResults(); + // Reset the compression data of the run + mRunBytesInCompression = 0; + } +} + +void LLImageCompressionTester::updateDecompressionStats(const F32 deltaTime) +{ + mTotalTimeDecompression += deltaTime; +} + +void LLImageCompressionTester::updateDecompressionStats(const S32 bytesIn, const S32 bytesOut) +{ + mTotalBytesInDecompression += bytesIn; + mRunBytesInDecompression += bytesIn; + mTotalBytesOutDecompression += bytesOut; + if (mRunBytesInDecompression > (1000000)) + { + // Output everything + outputTestResults(); + // Reset the decompression data of the run + mRunBytesInDecompression = 0; + } +} + +//---------------------------------------------------------------------------------------------- +// End of LLTexturePipelineTester +//---------------------------------------------------------------------------------------------- + |