From: couturie Date: Fri, 9 Aug 2013 10:21:25 +0000 (+0200) Subject: new X-Git-Url: https://bilbo.iut-bm.univ-fcomte.fr/and/gitweb/book_gpu.git/commitdiff_plain/9378973df8e8a9aac4a7c212a7efb7d831bfae94?ds=inline;hp=c08513a856650905e4751c8b52c7cbb661368a5f new --- diff --git a/BookGPU/Chapters/chapter3/ch3.aux b/BookGPU/Chapters/chapter3/ch3.aux deleted file mode 100644 index 8740459..0000000 --- a/BookGPU/Chapters/chapter3/ch3.aux +++ /dev/null @@ -1,139 +0,0 @@ -\relax -\@writefile{toc}{\author{Gilles Perrot}{}} -\@writefile{loa}{\addvspace {10\p@ }} -\@writefile{toc}{\contentsline {chapter}{\numberline {3}Setting up the environnement.}{25}} -\@writefile{lof}{\addvspace {10\p@ }} -\@writefile{lot}{\addvspace {10\p@ }} -\@writefile{toc}{\contentsline {section}{\numberline {3.1}Data transfers, memory management.}{25}} -\newlabel{algo:memcopy:H2D}{{7}{26}} -\newlabel{algo:memcopy:kernel}{{8}{26}} -\newlabel{algo:memcopy:D2H}{{9}{26}} -\@writefile{loa}{\contentsline {algocf}{\numberline {1}{\ignorespaces global memory management on CPU and GPU sides\relax }}{26}} -\newlabel{algo:memcopy}{{1}{26}} -\newlabel{lst:main1}{{3.1}{27}} -\@writefile{lol}{\contentsline {lstlisting}{\numberline {3.1}generic main.cu file used to launch CUDA kernels}{27}} -\newlabel{lst:fkern1}{{3.2}{27}} -\@writefile{lol}{\contentsline {lstlisting}{\numberline {3.2}fast\_kernels.cu file featuring one kernel skeleton}{27}} -\newlabel{lst:mkfile}{{3.3}{28}} -\@writefile{lol}{\contentsline {lstlisting}{\numberline {3.3}generic makefile based on those provided by NVIDIA SDK}{28}} -\@writefile{toc}{\contentsline {section}{\numberline {3.2}Performance measurements}{28}} -\newlabel{lst:chronos}{{3.4}{28}} -\@writefile{lol}{\contentsline {lstlisting}{\numberline {3.4}Time measurement technique using cutil functions}{28}} -\@writefile{toc}{\author{Gilles Perrot}{}} -\@writefile{loa}{\addvspace {10\p@ }} -\@writefile{toc}{\contentsline {chapter}{\numberline {4}Implementing a fast median filter}{31}} -\@writefile{lof}{\addvspace {10\p@ }} -\@writefile{lot}{\addvspace {10\p@ }} -\@writefile{toc}{\contentsline {section}{\numberline {4.1}Introduction}{31}} -\@writefile{toc}{\contentsline {section}{\numberline {4.2}Median filtering}{32}} -\@writefile{toc}{\contentsline {subsection}{\numberline {4.2.1}Basic principles}{32}} -\@writefile{lof}{\contentsline {figure}{\numberline {4.1}{\ignorespaces Example of 5x5 median filtering\relax }}{32}} -\newlabel{fig:median_1}{{4.1}{32}} -\newlabel{algoMedianGeneric}{{2}{33}} -\newlabel{algoMedianGeneric:memcpyH2D}{{1}{33}} -\newlabel{algoMedianGeneric:cptstart}{{3}{33}} -\newlabel{algoMedianGeneric:cptend}{{5}{33}} -\newlabel{algoMedianGeneric:memcpyD2H}{{7}{33}} -\@writefile{loa}{\contentsline {algocf}{\numberline {2}{\ignorespaces generic n$\times $n median filter\relax }}{33}} -\@writefile{toc}{\contentsline {subsection}{\numberline {4.2.2}A naive implementation}{33}} -\@writefile{lof}{\contentsline {figure}{\numberline {4.2}{\ignorespaces Illustration of window overlapping in 5x5 median filtering\relax }}{34}} -\newlabel{fig:median_overlap}{{4.2}{34}} -\newlabel{lst:medianGeneric}{{4.1}{34}} -\@writefile{lol}{\contentsline {lstlisting}{\numberline {4.1}generic CUDA kernel achieving median filtering}{34}} -\@writefile{lot}{\contentsline {table}{\numberline {4.1}{\ignorespaces Performance results of \texttt {kernel medianR}. \relax }}{35}} -\newlabel{tab:medianHisto1}{{4.1}{35}} -\@writefile{toc}{\contentsline {section}{\numberline {4.3}NVIDIA GPU tuning recipes}{35}} -\@writefile{lof}{\contentsline {figure}{\numberline {4.3}{\ignorespaces Example of median filtering, applied to salt and pepper noise reduction.\relax }}{36}} -\@writefile{lof}{\contentsline {subfigure}{\numberline{(a)}{\ignorespaces {Airplane image, corrupted by salt and pepper noise of density 0.25}}}{36}} -\@writefile{lof}{\contentsline {subfigure}{\numberline{(b)}{\ignorespaces {Image denoised by a $3\times 3$ median filter}}}{36}} -\@writefile{lof}{\contentsline {subfigure}{\numberline{(c)}{\ignorespaces {Image denoised by a $5\times 5$ median filter}}}{36}} -\@writefile{lof}{\contentsline {subfigure}{\numberline{(d)}{\ignorespaces {Image denoised by 2 iterations of a $3\times 3$ median filter}}}{36}} -\newlabel{fig:sap_examples}{{4.3}{36}} -\@writefile{toc}{\contentsline {section}{\numberline {4.4}A 3$\times $3 median filter: using registers}{37}} -\@writefile{toc}{\contentsline {subsection}{\numberline {4.4.1}The simplest way}{37}} -\newlabel{lst:kernelMedian3RegTri9}{{4.2}{38}} -\@writefile{lol}{\contentsline {lstlisting}{\numberline {4.2}$3\times 3$ median filter kernel using one register per neighborhood pixel and bubble sort}{38}} -\@writefile{toc}{\contentsline {subsection}{\numberline {4.4.2}Further optimization}{38}} -\@writefile{lof}{\contentsline {figure}{\numberline {4.4}{\ignorespaces Comparison of pixel throughputs for CPU generic median, CPU 3$\times $3 median register-only with bubble sort, GPU generic median, GPU 3$\times $3 median register-only with bubble sort, and GPU libJacket.}}{39}} -\newlabel{fig:compMedians1}{{4.4}{39}} -\@writefile{toc}{\contentsline {subsubsection}{\numberline {4.4.2.1}Reducing register count }{39}} -\@writefile{lof}{\contentsline {figure}{\numberline {4.5}{\ignorespaces Forgetful selection with the minimal element register count. Illustration for $3\times 3$ pixel window represented in a row and supposed sorted.\relax }}{40}} -\newlabel{fig:forgetful_selection}{{4.5}{40}} -\@writefile{lof}{\contentsline {figure}{\numberline {4.6}{\ignorespaces Determination of the median value by the \textit {forgetful selection} process, applied to a $3\times 3$ neighborhood window.\relax }}{41}} -\newlabel{fig:forgetful3}{{4.6}{41}} -\@writefile{lof}{\contentsline {figure}{\numberline {4.7}{\ignorespaces First iteration of the $5\times 5$ selection process, with $k_{25}=14$, which shows how Instruction Level Parallelism is maximized by the use of an incomplete sorting network.}}{41}} -\newlabel{fig:bitonic}{{4.7}{41}} -\newlabel{lst:medianForget1pix3}{{4.3}{42}} -\@writefile{lol}{\contentsline {lstlisting}{\numberline {4.3}3$\times $3 median filter kernel using the minimum register count of 6 to find the median value by forgetful selection method. The optimal thread block size is 128 on GTX280 and 256 on C2070}{42}} -\@writefile{toc}{\contentsline {subsubsection}{\numberline {4.4.2.2}More data output per thread}{42}} -\@writefile{lof}{\contentsline {figure}{\numberline {4.8}{\ignorespaces Illustration of how window overlapping is used to combine 2 pixel selections in a $3\times 3$ median kernel.\relax }}{43}} -\newlabel{fig:median3_overlap}{{4.8}{43}} -\newlabel{lst:medianForget2pix3}{{4.4}{43}} -\@writefile{lol}{\contentsline {lstlisting}{\numberline {4.4}$3\times 3$ median filter kernel processing 2 output pixel values per thread using combined forgetful selection}{43}} -\@writefile{toc}{\contentsline {section}{\numberline {4.5}A 5$\times $5 and more median filter }{44}} -\newlabel{sec:median5}{{4.5.1}{44}} -\@writefile{toc}{\contentsline {subsection}{\numberline {4.5.1}A register-only 5$\times $5 median filter }{44}} -\@writefile{lof}{\contentsline {figure}{\numberline {4.9}{\ignorespaces Comparison of pixel throughput on GPU C2070 for the different 3$\times $3 median kernels.\relax }}{45}} -\newlabel{fig:compMedians2}{{4.9}{45}} -\@writefile{lof}{\contentsline {figure}{\numberline {4.10}{\ignorespaces Reducing register count in a 5$\times $5 register-only median kernel outputting 2 pixels simultaneously.}}{45}} -\newlabel{fig:median5overlap}{{4.10}{45}} -\newlabel{lst:medianForget2pix5}{{4.5}{46}} -\@writefile{lol}{\contentsline {lstlisting}{\numberline {4.5}kernel 5$\times $5 median filter processing 2 output pixel values per thread by a combined forgetfull selection}{46}} -\@writefile{lot}{\contentsline {table}{\numberline {4.2}{\ignorespaces Performance of various 5$\times $5 median kernel implementations, applied on 4096$\times $4096 pixel image with C2070 GPU card.\relax }}{47}} -\newlabel{tab:median5comp}{{4.2}{47}} -\@writefile{toc}{\contentsline {subsection}{\numberline {4.5.2}Fast approximated $n\times n$ median filter }{47}} -\@writefile{lot}{\contentsline {table}{\numberline {4.3}{\ignorespaces Measured performance of one generic pseudo-separable median kernel applied to 4096$\times $4096 pixel image with various window sizes.\relax }}{48}} -\newlabel{tab:medianSeparable}{{4.3}{48}} -\@writefile{lof}{\contentsline {figure}{\numberline {4.11}{\ignorespaces Example of separable median filtering (smoother), applied to salt and pepper noise reduction.\relax }}{49}} -\@writefile{lof}{\contentsline {subfigure}{\numberline{(a)}{\ignorespaces {Airplane image, corrupted with by salt and pepper noise of density 0.25}}}{49}} -\@writefile{lof}{\contentsline {subfigure}{\numberline{(b)}{\ignorespaces {Image denoised by a $3\times 3$ separable smoother}}}{49}} -\@writefile{lof}{\contentsline {subfigure}{\numberline{(c)}{\ignorespaces {Image denoised by a $5\times 5$ separable smoother}}}{49}} -\@writefile{lof}{\contentsline {subfigure}{\numberline{(d)}{\ignorespaces {Image background estimation by a $55\times 55$ separable smoother}}}{49}} -\newlabel{fig:sap_examples2}{{4.11}{49}} -\newlabel{lst:medianSeparable}{{4.6}{50}} -\@writefile{lol}{\contentsline {lstlisting}{\numberline {4.6}generic pseudo median kernel.}{50}} -\@setckpt{Chapters/chapter3/ch3}{ -\setcounter{page}{53} -\setcounter{equation}{0} -\setcounter{enumi}{3} -\setcounter{enumii}{0} -\setcounter{enumiii}{0} -\setcounter{enumiv}{12} -\setcounter{footnote}{0} -\setcounter{mpfootnote}{0} -\setcounter{part}{2} -\setcounter{chapter}{4} -\setcounter{section}{5} -\setcounter{subsection}{2} -\setcounter{subsubsection}{0} -\setcounter{paragraph}{0} -\setcounter{subparagraph}{0} -\setcounter{figure}{11} -\setcounter{table}{3} -\setcounter{numauthors}{0} -\setcounter{parentequation}{0} -\setcounter{subfigure}{0} -\setcounter{lofdepth}{1} -\setcounter{subtable}{0} -\setcounter{lotdepth}{1} -\setcounter{lstnumber}{70} -\setcounter{ContinuedFloat}{0} -\setcounter{AlgoLine}{7} -\setcounter{algocfline}{2} -\setcounter{algocfproc}{2} -\setcounter{algocf}{2} -\setcounter{nprt@mantissa@digitsbefore}{0} -\setcounter{nprt@mantissa@digitsafter}{0} -\setcounter{nprt@exponent@digitsbefore}{0} -\setcounter{nprt@exponent@digitsafter}{0} -\setcounter{nprt@digitsfirstblock}{0} -\setcounter{nprt@blockcnt}{0} -\setcounter{nprt@cntprint}{0} -\setcounter{proposition}{0} -\setcounter{theorem}{0} -\setcounter{exercise}{0} -\setcounter{example}{0} -\setcounter{definition}{0} -\setcounter{proof}{0} -\setcounter{lstlisting}{6} -} diff --git a/BookGPU/sunil.cls b/BookGPU/sunil.cls index 6c26076..1455f91 100755 --- a/BookGPU/sunil.cls +++ b/BookGPU/sunil.cls @@ -572,7 +572,7 @@ \else \clearpage \fi - \thispagestyle{plain}% + \thispagestyle{empty}% \if@twocolumn \onecolumn \@tempswatrue