Gecko [ nrupathungauniversityblr.ac.in ]

Name	Size	Permission
Iex.h	2.34 KB	-rw-r--r--
IexBaseExc.h	9.06 KB	-rw-r--r--
IexErrnoExc.h	7.37 KB	-rw-r--r--
IexExport.h	2.08 KB	-rw-r--r--
IexForward.h	5.1 KB	-rw-r--r--
IexMacros.h	5.63 KB	-rw-r--r--
IexMathExc.h	2.41 KB	-rw-r--r--
IexMathFloatExc.h	4.58 KB	-rw-r--r--
IexMathFpu.h	3.3 KB	-rw-r--r--
IexMathIeeeExc.h	2.3 KB	-rw-r--r--
IexNamespace.h	4.3 KB	-rw-r--r--
IexThrowErrnoExc.h	3.4 KB	-rw-r--r--
IlmBaseConfig.h	1.64 KB	-rw-r--r--
IlmThread.h	4.78 KB	-rw-r--r--
IlmThreadExport.h	2.15 KB	-rw-r--r--
IlmThreadForward.h	2.08 KB	-rw-r--r--
IlmThreadMutex.h	4.32 KB	-rw-r--r--
IlmThreadNamespace.h	4.54 KB	-rw-r--r--
IlmThreadPool.h	5.21 KB	-rw-r--r--
IlmThreadSemaphore.h	3.38 KB	-rw-r--r--
ImathBox.h	16.62 KB	-rw-r--r--
ImathBoxAlgo.h	22.35 KB	-rw-r--r--
ImathColor.h	14.87 KB	-rw-r--r--
ImathColorAlgo.h	7.08 KB	-rw-r--r--
ImathEuler.h	22.88 KB	-rw-r--r--
ImathExc.h	2.82 KB	-rw-r--r--
ImathExport.h	2.13 KB	-rw-r--r--
ImathForward.h	2.68 KB	-rw-r--r--
ImathFrame.h	6.6 KB	-rw-r--r--
ImathFrustum.h	22.26 KB	-rw-r--r--
ImathFrustumTest.h	14.77 KB	-rw-r--r--
ImathFun.h	5.99 KB	-rw-r--r--
ImathGL.h	4.52 KB	-rw-r--r--
ImathGLU.h	2.17 KB	-rw-r--r--
ImathHalfLimits.h	2.47 KB	-rw-r--r--
ImathInt64.h	2.4 KB	-rw-r--r--
ImathInterval.h	5.34 KB	-rw-r--r--
ImathLimits.h	7.76 KB	-rw-r--r--
ImathLine.h	4.74 KB	-rw-r--r--
ImathLineAlgo.h	7.68 KB	-rw-r--r--
ImathMath.h	7.17 KB	-rw-r--r--
ImathMatrix.h	82.42 KB	-rw-r--r--
ImathMatrixAlgo.h	37.97 KB	-rw-r--r--
ImathNamespace.h	4.38 KB	-rw-r--r--
ImathPlane.h	6.75 KB	-rw-r--r--
ImathPlatform.h	3.23 KB	-rw-r--r--
ImathQuat.h	20.94 KB	-rw-r--r--
ImathRandom.h	9.84 KB	-rw-r--r--
ImathRoots.h	5.62 KB	-rw-r--r--
ImathShear.h	13.85 KB	-rw-r--r--
ImathSphere.h	4.68 KB	-rw-r--r--
ImathVec.h	44.17 KB	-rw-r--r--
ImathVecAlgo.h	4.64 KB	-rw-r--r--
ImfAcesFile.h	10.27 KB	-rw-r--r--
ImfArray.h	6.79 KB	-rw-r--r--
ImfAttribute.h	10.36 KB	-rw-r--r--
ImfB44Compressor.h	3.67 KB	-rw-r--r--
ImfBoxAttribute.h	3.1 KB	-rw-r--r--
ImfCRgbaFile.h	12.5 KB	-rw-r--r--
ImfChannelList.h	11.2 KB	-rw-r--r--
ImfChannelListAttribute.h	2.69 KB	-rw-r--r--
ImfChromaticities.h	4.45 KB	-rw-r--r--
ImfChromaticitiesAttribute.h	2.74 KB	-rw-r--r--
ImfCompositeDeepScanLine.h	5.38 KB	-rw-r--r--
ImfCompression.h	3.25 KB	-rw-r--r--
ImfCompressionAttribute.h	2.71 KB	-rw-r--r--
ImfConvert.h	3.39 KB	-rw-r--r--
ImfDeepCompositing.h	5.97 KB	-rw-r--r--
ImfDeepFrameBuffer.h	8.79 KB	-rw-r--r--
ImfDeepImageState.h	3.67 KB	-rw-r--r--
ImfDeepImageStateAttribute.h	2.64 KB	-rw-r--r--
ImfDeepScanLineInputFile.h	11.01 KB	-rw-r--r--
ImfDeepScanLineInputPart.h	6.9 KB	-rw-r--r--
ImfDeepScanLineOutputFile.h	9.37 KB	-rw-r--r--
ImfDeepScanLineOutputPart.h	6.41 KB	-rw-r--r--
ImfDeepTiledInputFile.h	16.08 KB	-rw-r--r--
ImfDeepTiledInputPart.h	13.27 KB	-rw-r--r--
ImfDeepTiledOutputFile.h	18.1 KB	-rw-r--r--
ImfDeepTiledOutputPart.h	14.83 KB	-rw-r--r--
ImfDoubleAttribute.h	2.29 KB	-rw-r--r--
ImfEnvmap.h	11.29 KB	-rw-r--r--
ImfEnvmapAttribute.h	2.67 KB	-rw-r--r--
ImfExport.h	2.11 KB	-rw-r--r--
ImfFloatAttribute.h	2.26 KB	-rw-r--r--
ImfForward.h	3.48 KB	-rw-r--r--
ImfFrameBuffer.h	11.18 KB	-rw-r--r--
ImfFramesPerSecond.h	3.79 KB	-rw-r--r--
ImfGenericInputFile.h	2.26 KB	-rw-r--r--
ImfGenericOutputFile.h	2.44 KB	-rw-r--r--
ImfHeader.h	19.27 KB	-rw-r--r--
ImfHuf.h	2.86 KB	-rw-r--r--
ImfIO.h	7.45 KB	-rw-r--r--
ImfInputFile.h	8.28 KB	-rw-r--r--
ImfInputPart.h	3.52 KB	-rw-r--r--
ImfInt64.h	2.24 KB	-rw-r--r--
ImfIntAttribute.h	2.27 KB	-rw-r--r--
ImfKeyCode.h	4.9 KB	-rw-r--r--
ImfKeyCodeAttribute.h	2.65 KB	-rw-r--r--
ImfLineOrder.h	2.42 KB	-rw-r--r--
ImfLineOrderAttribute.h	2.67 KB	-rw-r--r--
ImfLut.h	5.12 KB	-rw-r--r--
ImfMatrixAttribute.h	3.65 KB	-rw-r--r--
ImfMisc.h	16.33 KB	-rw-r--r--
ImfMultiPartInputFile.h	3.94 KB	-rw-r--r--
ImfMultiPartOutputFile.h	4.29 KB	-rw-r--r--
ImfMultiView.h	6.29 KB	-rw-r--r--
ImfName.h	3.52 KB	-rw-r--r--
ImfNamespace.h	4.46 KB	-rw-r--r--
ImfOpaqueAttribute.h	3.55 KB	-rw-r--r--
ImfOutputFile.h	9.66 KB	-rw-r--r--
ImfOutputPart.h	3.04 KB	-rw-r--r--
ImfPartHelper.h	7.66 KB	-rw-r--r--
ImfPartType.h	2.38 KB	-rw-r--r--
ImfPixelType.h	2.34 KB	-rw-r--r--
ImfPreviewImage.h	4.65 KB	-rw-r--r--
ImfPreviewImageAttribute.h	2.68 KB	-rw-r--r--
ImfRational.h	3.17 KB	-rw-r--r--
ImfRationalAttribute.h	2.63 KB	-rw-r--r--
ImfRgba.h	3.08 KB	-rw-r--r--
ImfRgbaFile.h	13.09 KB	-rw-r--r--
ImfRgbaYca.h	8.21 KB	-rw-r--r--
ImfStandardAttributes.h	13.26 KB	-rw-r--r--
ImfStringAttribute.h	2.58 KB	-rw-r--r--
ImfStringVectorAttribute.h	2.7 KB	-rw-r--r--
ImfTestFile.h	3.55 KB	-rw-r--r--
ImfThreading.h	4.24 KB	-rw-r--r--
ImfTileDescription.h	3.13 KB	-rw-r--r--
ImfTileDescriptionAttribute.h	2.7 KB	-rw-r--r--
ImfTiledInputFile.h	13.82 KB	-rw-r--r--
ImfTiledInputPart.h	4.55 KB	-rw-r--r--
ImfTiledOutputFile.h	17.83 KB	-rw-r--r--
ImfTiledOutputPart.h	4.75 KB	-rw-r--r--
ImfTiledRgbaFile.h	15.89 KB	-rw-r--r--
ImfTimeCode.h	7 KB	-rw-r--r--
ImfTimeCodeAttribute.h	2.64 KB	-rw-r--r--
ImfVecAttribute.h	4.45 KB	-rw-r--r--
ImfVersion.h	4.64 KB	-rw-r--r--
ImfWav.h	2.73 KB	-rw-r--r--
ImfXdr.h	18.74 KB	-rw-r--r--
OpenEXRConfig.h	1.8 KB	-rw-r--r--
half.h	17.22 KB	-rw-r--r--
halfExport.h	757 B	-rw-r--r--
halfFunction.h	4.83 KB	-rw-r--r--
halfLimits.h	3.73 KB	-rw-r--r--

Code Editor : ImfDeepTiledInputFile.h

///////////////////////////////////////////////////////////////////////////
//
// Copyright (c) 2011, Industrial Light & Magic, a division of Lucas
// Digital Ltd. LLC
//
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
// *       Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// *       Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// *       Neither the name of Industrial Light & Magic nor the names of
// its contributors may be used to endorse or promote products derived
// from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
///////////////////////////////////////////////////////////////////////////

#ifndef INCLUDED_IMF_DEEP_TILED_INPUT_FILE_H
#define INCLUDED_IMF_DEEP_TILED_INPUT_FILE_H

//-----------------------------------------------------------------------------
//
//      class DeepTiledInputFile
//
//-----------------------------------------------------------------------------

#include "ImfHeader.h"
#include "ImfFrameBuffer.h"
#include "ImathBox.h"
#include "ImfTileDescription.h"
#include "ImfThreading.h"
#include "ImfGenericInputFile.h"
#include "ImfDeepFrameBuffer.h"
#include "ImfDeepTiledOutputFile.h"
#include "ImfForward.h"
#include "ImfNamespace.h"
#include "ImfExport.h"

OPENEXR_IMF_INTERNAL_NAMESPACE_HEADER_ENTER

class IMF_EXPORT DeepTiledInputFile : public GenericInputFile
{
  public:

//--------------------------------------------------------------------
    // A constructor that opens the file with the specified name, and
    // reads the file header.  The constructor throws an IEX_NAMESPACE::ArgExc
    // exception if the file is not tiled.
    // The numThreads parameter specifies how many worker threads this
    // file will try to keep busy when decompressing individual tiles.
    // Destroying TiledInputFile objects constructed with this constructor
    // automatically closes the corresponding files.
    //--------------------------------------------------------------------

DeepTiledInputFile (const char fileName[],
                    int numThreads = globalThreadCount ());

// ----------------------------------------------------------
    // A constructor that attaches the new TiledInputFile object
    // to a file that has already been opened.
    // Destroying TiledInputFile objects constructed with this
    // constructor does not automatically close the corresponding
    // files.
    // ----------------------------------------------------------

DeepTiledInputFile (OPENEXR_IMF_INTERNAL_NAMESPACE::IStream &is, int numThreads = globalThreadCount ());

//-----------
    // Destructor
    //-----------

virtual ~DeepTiledInputFile ();

//------------------------
    // Access to the file name
    //------------------------

const char *        fileName () const;

//--------------------------
    // Access to the file header
    //--------------------------

const Header &      header () const;

//----------------------------------
    // Access to the file format version
    //----------------------------------

int                 version () const;

//-----------------------------------------------------------
    // Set the current frame buffer -- copies the FrameBuffer
    // object into the TiledInputFile object.
    //
    // The current frame buffer is the destination for the pixel
    // data read from the file.  The current frame buffer must be
    // set at least once before readTile() is called.
    // The current frame buffer can be changed after each call
    // to readTile().
    //-----------------------------------------------------------

void                setFrameBuffer (const DeepFrameBuffer &frameBuffer);

//-----------------------------------
    // Access to the current frame buffer
    //-----------------------------------

const DeepFrameBuffer & frameBuffer () const;

//------------------------------------------------------------
    // Check if the file is complete:
    //
    // isComplete() returns true if all pixels in the data window
    // (in all levels) are present in the input file, or false if
    // any pixels are missing.  (Another program may still be busy
    // writing the file, or file writing may have been aborted
    // prematurely.)
    //------------------------------------------------------------

bool                isComplete () const;

//--------------------------------------------------
    // Utility functions:
    //--------------------------------------------------

//---------------------------------------------------------
    // Multiresolution mode and tile size:
    // The following functions return the xSize, ySize and mode
    // fields of the file header's TileDescriptionAttribute.
    //---------------------------------------------------------

unsigned int        tileXSize () const;
    unsigned int        tileYSize () const;
    LevelMode           levelMode () const;
    LevelRoundingMode   levelRoundingMode () const;

//--------------------------------------------------------------------
    // Number of levels:
    //
    // numXLevels() returns the file's number of levels in x direction.
    //
    //  if levelMode() == ONE_LEVEL:
    //      return value is: 1
    //
    //  if levelMode() == MIPMAP_LEVELS:
    //      return value is: rfunc (log (max (w, h)) / log (2)) + 1
    //
    //  if levelMode() == RIPMAP_LEVELS:
    //      return value is: rfunc (log (w) / log (2)) + 1
    //
    //  where
    //      w is the width of the image's data window,  max.x - min.x + 1,
    //      y is the height of the image's data window, max.y - min.y + 1,
    //      and rfunc(x) is either floor(x), or ceil(x), depending on
    //      whether levelRoundingMode() returns ROUND_DOWN or ROUND_UP.
    //
    // numYLevels() returns the file's number of levels in y direction.
    //
    //  if levelMode() == ONE_LEVEL or levelMode() == MIPMAP_LEVELS:
    //      return value is the same as for numXLevels()
    //
    //  if levelMode() == RIPMAP_LEVELS:
    //      return value is: rfunc (log (h) / log (2)) + 1
    //
    //
    // numLevels() is a convenience function for use with
    // MIPMAP_LEVELS files.
    //
    //  if levelMode() == ONE_LEVEL or levelMode() == MIPMAP_LEVELS:
    //      return value is the same as for numXLevels()
    //
    //  if levelMode() == RIPMAP_LEVELS:
    //      an IEX_NAMESPACE::LogicExc exception is thrown
    //
    // isValidLevel(lx, ly) returns true if the file contains
    // a level with level number (lx, ly), false if not.
    //
    // totalTiles() returns the total number of tiles in the image
    //
    //--------------------------------------------------------------------

int                 numLevels () const;
    int                 numXLevels () const;
    int                 numYLevels () const;
    bool                isValidLevel (int lx, int ly) const;
    size_t              totalTiles() const;

//----------------------------------------------------------
    // Dimensions of a level:
    //
    // levelWidth(lx) returns the width of a level with level
    // number (lx, *), where * is any number.
    //
    //  return value is:
    //      max (1, rfunc (w / pow (2, lx)))
    //
    //
    // levelHeight(ly) returns the height of a level with level
    // number (*, ly), where * is any number.
    //
    //  return value is:
    //      max (1, rfunc (h / pow (2, ly)))
    //
    //----------------------------------------------------------

int                 levelWidth  (int lx) const;
    int                 levelHeight (int ly) const;

//--------------------------------------------------------------
    // Number of tiles:
    //
    // numXTiles(lx) returns the number of tiles in x direction
    // that cover a level with level number (lx, *), where * is
    // any number.
    //
    //  return value is:
    //      (levelWidth(lx) + tileXSize() - 1) / tileXSize()
    //
    //
    // numYTiles(ly) returns the number of tiles in y direction
    // that cover a level with level number (*, ly), where * is
    // any number.
    //
    //  return value is:
    //      (levelHeight(ly) + tileXSize() - 1) / tileXSize()
    //
    //--------------------------------------------------------------

int                 numXTiles (int lx = 0) const;
    int                 numYTiles (int ly = 0) const;

//---------------------------------------------------------------
    // Level pixel ranges:
    //
    // dataWindowForLevel(lx, ly) returns a 2-dimensional region of
    // valid pixel coordinates for a level with level number (lx, ly)
    //
    //  return value is a Box2i with min value:
    //      (dataWindow.min.x, dataWindow.min.y)
    //
    //  and max value:
    //      (dataWindow.min.x + levelWidth(lx) - 1,
    //       dataWindow.min.y + levelHeight(ly) - 1)
    //
    // dataWindowForLevel(level) is a convenience function used
    // for ONE_LEVEL and MIPMAP_LEVELS files.  It returns
    // dataWindowForLevel(level, level).
    //
    //---------------------------------------------------------------

IMATH_NAMESPACE::Box2i        dataWindowForLevel (int l = 0) const;
    IMATH_NAMESPACE::Box2i        dataWindowForLevel (int lx, int ly) const;

//-------------------------------------------------------------------
    // Tile pixel ranges:
    //
    // dataWindowForTile(dx, dy, lx, ly) returns a 2-dimensional
    // region of valid pixel coordinates for a tile with tile coordinates
    // (dx,dy) and level number (lx, ly).
    //
    //  return value is a Box2i with min value:
    //      (dataWindow.min.x + dx * tileXSize(),
    //       dataWindow.min.y + dy * tileYSize())
    //
    //  and max value:
    //      (dataWindow.min.x + (dx + 1) * tileXSize() - 1,
    //       dataWindow.min.y + (dy + 1) * tileYSize() - 1)
    //
    // dataWindowForTile(dx, dy, level) is a convenience function
    // used for ONE_LEVEL and MIPMAP_LEVELS files.  It returns
    // dataWindowForTile(dx, dy, level, level).
    //
    //-------------------------------------------------------------------

IMATH_NAMESPACE::Box2i        dataWindowForTile (int dx, int dy, int l = 0) const;

IMATH_NAMESPACE::Box2i        dataWindowForTile (int dx, int dy,
                                           int lx, int ly) const;

//------------------------------------------------------------
    // Read pixel data:
    //
    // readTile(dx, dy, lx, ly) reads the tile with tile
    // coordinates (dx, dy), and level number (lx, ly),
    // and stores it in the current frame buffer.
    //
    //   dx must lie in the interval [0, numXTiles(lx)-1]
    //   dy must lie in the interval [0, numYTiles(ly)-1]
    //
    //   lx must lie in the interval [0, numXLevels()-1]
    //   ly must lie in the inverval [0, numYLevels()-1]
    //
    // readTile(dx, dy, level) is a convenience function used
    // for ONE_LEVEL and MIPMAP_LEVELS files.  It calls
    // readTile(dx, dy, level, level).
    //
    // The two readTiles(dx1, dx2, dy1, dy2, ...) functions allow
    // reading multiple tiles at once.  If multi-threading is used
    // the multiple tiles are read concurrently.
    //
    // Pixels that are outside the pixel coordinate range for the
    // tile's level, are never accessed by readTile().
    //
    // Attempting to access a tile that is not present in the file
    // throws an InputExc exception.
    //
    //------------------------------------------------------------

void                readTile  (int dx, int dy, int l = 0);
    void                readTile  (int dx, int dy, int lx, int ly);

void                readTiles (int dx1, int dx2, int dy1, int dy2,
                                   int lx, int ly);

void                readTiles (int dx1, int dx2, int dy1, int dy2,
                                   int l = 0);

//--------------------------------------------------
    // Read a tile of raw pixel data from the file,
    // without uncompressing it (this function is
    // used to implement TiledOutputFile::copyPixels()).
    //--------------------------------------------------

void                rawTileData (int &dx, int &dy,
                                     int &lx, int &ly,
                                     char *pixelData,
                                     Int64 &dataSize) const;

//------------------------------------------------------------------
    // Read pixel sample counts into a slice in the frame buffer.
    //
    // readPixelSampleCount(dx, dy, lx, ly) reads the sample counts
    // for tile (dx, dy) in level (lx, ly).
    //
    // readPixelSampleCount(dx, dy, l) calls
    // readPixelSampleCount(dx, dy, lx = l, ly = l)
    //
    // dx must lie in the interval [0, numXTiles(lx)-1]
    // dy must lie in the interval [0, numYTiles(ly)-1]
    //
    // lx must lie in the interval [0, numXLevels()-1]
    // ly must lie in the inverval [0, numYLevels()-1]
    //
    // readPixelSampleCounts(dx1, dx2, dy1, dy2, lx, ly) reads all
    // the sample counts for tiles within range
    // [(min(dx1, dx2), min(dy1, dy2))...(max(dx1, dx2), max(dy1, dy2)],
    // and on level (lx, ly)
    //
    // readPixelSampleCounts(dx1, dx2, dy1, dy2, l) calls
    // readPixelSampleCounts(dx1, dx2, dy1, dy2, lx = l, ly = l).
    //------------------------------------------------------------------

void                readPixelSampleCount  (int dx, int dy, int l = 0);
    void                readPixelSampleCount  (int dx, int dy, int lx, int ly);

void                readPixelSampleCounts (int dx1, int dx2,
                                              int dy1, int dy2,
                                              int lx, int ly);

void                readPixelSampleCounts (int dx1, int dx2,
                                              int dy1, int dy2,
                                              int l = 0);

struct Data;

private:

friend class InputFile;
    friend class MultiPartInputFile;

DeepTiledInputFile (InputPartData* part);

DeepTiledInputFile (const DeepTiledInputFile &);              // not implemented
    DeepTiledInputFile & operator = (const DeepTiledInputFile &); // not implemented

DeepTiledInputFile (const Header &header, OPENEXR_IMF_INTERNAL_NAMESPACE::IStream *is, int version,
                    int numThreads);

void                initialize ();
    void                multiPartInitialize(InputPartData* part);
    void                compatibilityInitialize(OPENEXR_IMF_INTERNAL_NAMESPACE::IStream& is);

bool                isValidTile (int dx, int dy,
                                     int lx, int ly) const;

size_t              bytesPerLineForTile (int dx, int dy,
                                             int lx, int ly) const;
           
                                                
    void                getTileOrder(int dx[],int dy[],int lx[],int ly[]) const;
                                             
    
    Data *              _data;

// needed for copyPixels
    friend void DeepTiledOutputFile::copyPixels(DeepTiledInputFile &);
};

OPENEXR_IMF_INTERNAL_NAMESPACE_HEADER_EXIT

#endif

${this.title}

Code Editor : ImfDeepTiledInputFile.h