Kerala Cyber
Warriors
KCW Uploader V1.1
///////////////////////////////////////////////////////////////////////////
//
// Copyright (c) 2004, 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_TILED_RGBA_FILE_H
#define INCLUDED_IMF_TILED_RGBA_FILE_H
//-----------------------------------------------------------------------------
//
// Simplified RGBA image I/O for tiled files
//
// class TiledRgbaOutputFile
// class TiledRgbaInputFile
//
//-----------------------------------------------------------------------------
#include "ImfHeader.h"
#include "ImfFrameBuffer.h"
#include "ImathVec.h"
#include "ImathBox.h"
#include "half.h"
#include "ImfTileDescription.h"
#include "ImfRgba.h"
#include "ImfThreading.h"
#include <string>
#include "ImfNamespace.h"
#include "ImfForward.h"
OPENEXR_IMF_INTERNAL_NAMESPACE_HEADER_ENTER
//
// Tiled RGBA output file.
//
class TiledRgbaOutputFile
{
public:
//---------------------------------------------------
// Constructor -- rgbaChannels, tileXSize, tileYSize,
// levelMode, and levelRoundingMode overwrite the
// channel list and tile description attribute in the
// header that is passed as an argument to the
// constructor.
//---------------------------------------------------
IMF_EXPORT
TiledRgbaOutputFile (const char name[],
const Header &header,
RgbaChannels rgbaChannels,
int tileXSize,
int tileYSize,
LevelMode mode,
LevelRoundingMode rmode = ROUND_DOWN,
int numThreads = globalThreadCount ());
//---------------------------------------------------
// Constructor -- like the previous one, but the new
// TiledRgbaOutputFile is attached to a file that has
// already been opened by the caller. Destroying
// TiledRgbaOutputFileObjects constructed with this
// constructor does not automatically close the
// corresponding files.
//---------------------------------------------------
IMF_EXPORT
TiledRgbaOutputFile (OPENEXR_IMF_INTERNAL_NAMESPACE::OStream &os,
const Header &header,
RgbaChannels rgbaChannels,
int tileXSize,
int tileYSize,
LevelMode mode,
LevelRoundingMode rmode = ROUND_DOWN,
int numThreads = globalThreadCount ());
//------------------------------------------------------
// Constructor -- header data are explicitly specified
// as function call arguments (an empty dataWindow means
// "same as displayWindow")
//------------------------------------------------------
IMF_EXPORT
TiledRgbaOutputFile (const char name[],
int tileXSize,
int tileYSize,
LevelMode mode,
LevelRoundingMode rmode,
const IMATH_NAMESPACE::Box2i &displayWindow,
const IMATH_NAMESPACE::Box2i &dataWindow = IMATH_NAMESPACE::Box2i(),
RgbaChannels rgbaChannels = WRITE_RGBA,
float pixelAspectRatio = 1,
const IMATH_NAMESPACE::V2f screenWindowCenter =
IMATH_NAMESPACE::V2f (0, 0),
float screenWindowWidth = 1,
LineOrder lineOrder = INCREASING_Y,
Compression compression = ZIP_COMPRESSION,
int numThreads = globalThreadCount ());
//-----------------------------------------------
// Constructor -- like the previous one, but both
// the display window and the data window are
// Box2i (V2i (0, 0), V2i (width - 1, height -1))
//-----------------------------------------------
IMF_EXPORT
TiledRgbaOutputFile (const char name[],
int width,
int height,
int tileXSize,
int tileYSize,
LevelMode mode,
LevelRoundingMode rmode = ROUND_DOWN,
RgbaChannels rgbaChannels = WRITE_RGBA,
float pixelAspectRatio = 1,
const IMATH_NAMESPACE::V2f screenWindowCenter =
IMATH_NAMESPACE::V2f (0, 0),
float screenWindowWidth = 1,
LineOrder lineOrder = INCREASING_Y,
Compression compression = ZIP_COMPRESSION,
int numThreads = globalThreadCount ());
IMF_EXPORT
virtual ~TiledRgbaOutputFile ();
//------------------------------------------------
// Define a frame buffer as the pixel data source:
// Pixel (x, y) is at address
//
// base + x * xStride + y * yStride
//
//------------------------------------------------
IMF_EXPORT
void setFrameBuffer (const Rgba *base,
size_t xStride,
size_t yStride);
//--------------------------
// Access to the file header
//--------------------------
IMF_EXPORT
const Header & header () const;
IMF_EXPORT
const FrameBuffer & frameBuffer () const;
IMF_EXPORT
const IMATH_NAMESPACE::Box2i & displayWindow () const;
IMF_EXPORT
const IMATH_NAMESPACE::Box2i & dataWindow () const;
IMF_EXPORT
float pixelAspectRatio () const;
IMF_EXPORT
const IMATH_NAMESPACE::V2f screenWindowCenter () const;
IMF_EXPORT
float screenWindowWidth () const;
IMF_EXPORT
LineOrder lineOrder () const;
IMF_EXPORT
Compression compression () const;
IMF_EXPORT
RgbaChannels channels () const;
//----------------------------------------------------
// Utility functions (same as in Imf::TiledOutputFile)
//----------------------------------------------------
IMF_EXPORT
unsigned int tileXSize () const;
IMF_EXPORT
unsigned int tileYSize () const;
IMF_EXPORT
LevelMode levelMode () const;
IMF_EXPORT
LevelRoundingMode levelRoundingMode () const;
IMF_EXPORT
int numLevels () const;
IMF_EXPORT
int numXLevels () const;
IMF_EXPORT
int numYLevels () const;
IMF_EXPORT
bool isValidLevel (int lx, int ly) const;
IMF_EXPORT
int levelWidth (int lx) const;
IMF_EXPORT
int levelHeight (int ly) const;
IMF_EXPORT
int numXTiles (int lx = 0) const;
IMF_EXPORT
int numYTiles (int ly = 0) const;
IMF_EXPORT
IMATH_NAMESPACE::Box2i dataWindowForLevel (int l = 0) const;
IMF_EXPORT
IMATH_NAMESPACE::Box2i dataWindowForLevel (int lx, int ly) const;
IMF_EXPORT
IMATH_NAMESPACE::Box2i dataWindowForTile (int dx, int dy,
int l = 0) const;
IMF_EXPORT
IMATH_NAMESPACE::Box2i dataWindowForTile (int dx, int dy,
int lx, int ly) const;
//------------------------------------------------------------------
// Write pixel data:
//
// writeTile(dx, dy, lx, ly) writes the tile with tile
// coordinates (dx, dy), and level number (lx, ly) to
// the file.
//
// 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]
//
// writeTile(dx, dy, level) is a convenience function
// used for ONE_LEVEL and MIPMAP_LEVEL files. It calls
// writeTile(dx, dy, level, level).
//
// The two writeTiles(dx1, dx2, dy1, dy2, ...) functions allow
// writing multiple tiles at once. If multi-threading is used
// multiple tiles are written concurrently.
//
// Pixels that are outside the pixel coordinate range for the tile's
// level, are never accessed by writeTile().
//
// Each tile in the file must be written exactly once.
//
//------------------------------------------------------------------
IMF_EXPORT
void writeTile (int dx, int dy, int l = 0);
IMF_EXPORT
void writeTile (int dx, int dy, int lx, int ly);
IMF_EXPORT
void writeTiles (int dxMin, int dxMax, int dyMin, int dyMax,
int lx, int ly);
IMF_EXPORT
void writeTiles (int dxMin, int dxMax, int dyMin, int dyMax,
int l = 0);
// -------------------------------------------------------------------------
// Update the preview image (see Imf::TiledOutputFile::updatePreviewImage())
// -------------------------------------------------------------------------
IMF_EXPORT
void updatePreviewImage (const PreviewRgba[]);
//------------------------------------------------
// Break a tile -- for testing and debugging only
// (see Imf::TiledOutputFile::breakTile())
//
// Warning: Calling this function usually results
// in a broken image file. The file or parts of
// it may not be readable, or the file may contain
// bad data.
//
//------------------------------------------------
IMF_EXPORT
void breakTile (int dx, int dy,
int lx, int ly,
int offset,
int length,
char c);
private:
//
// Copy constructor and assignment are not implemented
//
TiledRgbaOutputFile (const TiledRgbaOutputFile &);
TiledRgbaOutputFile & operator = (const TiledRgbaOutputFile &);
class ToYa;
TiledOutputFile * _outputFile;
ToYa * _toYa;
};
//
// Tiled RGBA input file
//
class TiledRgbaInputFile
{
public:
//--------------------------------------------------------
// Constructor -- opens the file with the specified name.
// Destroying TiledRgbaInputFile objects constructed with
// this constructor automatically closes the corresponding
// files.
//--------------------------------------------------------
IMF_EXPORT
TiledRgbaInputFile (const char name[],
int numThreads = globalThreadCount ());
//-------------------------------------------------------
// Constructor -- attaches the new TiledRgbaInputFile
// object to a file that has already been opened by the
// caller.
// Destroying TiledRgbaInputFile objects constructed with
// this constructor does not automatically close the
// corresponding files.
//-------------------------------------------------------
IMF_EXPORT
TiledRgbaInputFile (OPENEXR_IMF_INTERNAL_NAMESPACE::IStream &is, int numThreads = globalThreadCount ());
//------------------------------------------------------------
// Constructors -- the same as the previous two, but the names
// of the red, green, blue, alpha, and luminance channels are
// expected to be layerName.R, layerName.G, etc.
//------------------------------------------------------------
IMF_EXPORT
TiledRgbaInputFile (const char name[],
const std::string &layerName,
int numThreads = globalThreadCount());
IMF_EXPORT
TiledRgbaInputFile (OPENEXR_IMF_INTERNAL_NAMESPACE::IStream &is,
const std::string &layerName,
int numThreads = globalThreadCount());
//-----------
// Destructor
//-----------
IMF_EXPORT
virtual ~TiledRgbaInputFile ();
//-----------------------------------------------------
// Define a frame buffer as the pixel data destination:
// Pixel (x, y) is at address
//
// base + x * xStride + y * yStride
//
//-----------------------------------------------------
IMF_EXPORT
void setFrameBuffer (Rgba *base,
size_t xStride,
size_t yStride);
//-------------------------------------------------------------------
// Switch to a different layer -- subsequent calls to readTile()
// and readTiles() will read channels layerName.R, layerName.G, etc.
// After each call to setLayerName(), setFrameBuffer() must be called
// at least once before the next call to readTile() or readTiles().
//-------------------------------------------------------------------
IMF_EXPORT
void setLayerName (const std::string &layerName);
//--------------------------
// Access to the file header
//--------------------------
IMF_EXPORT
const Header & header () const;
IMF_EXPORT
const FrameBuffer & frameBuffer () const;
IMF_EXPORT
const IMATH_NAMESPACE::Box2i & displayWindow () const;
IMF_EXPORT
const IMATH_NAMESPACE::Box2i & dataWindow () const;
IMF_EXPORT
float pixelAspectRatio () const;
IMF_EXPORT
const IMATH_NAMESPACE::V2f screenWindowCenter () const;
IMF_EXPORT
float screenWindowWidth () const;
IMF_EXPORT
LineOrder lineOrder () const;
IMF_EXPORT
Compression compression () const;
IMF_EXPORT
RgbaChannels channels () const;
IMF_EXPORT
const char * fileName () const;
IMF_EXPORT
bool isComplete () const;
//----------------------------------
// Access to the file format version
//----------------------------------
IMF_EXPORT
int version () const;
//---------------------------------------------------
// Utility functions (same as in Imf::TiledInputFile)
//---------------------------------------------------
IMF_EXPORT
unsigned int tileXSize () const;
IMF_EXPORT
unsigned int tileYSize () const;
IMF_EXPORT
LevelMode levelMode () const;
IMF_EXPORT
LevelRoundingMode levelRoundingMode () const;
IMF_EXPORT
int numLevels () const;
IMF_EXPORT
int numXLevels () const;
IMF_EXPORT
int numYLevels () const;
IMF_EXPORT
bool isValidLevel (int lx, int ly) const;
IMF_EXPORT
int levelWidth (int lx) const;
IMF_EXPORT
int levelHeight (int ly) const;
IMF_EXPORT
int numXTiles (int lx = 0) const;
IMF_EXPORT
int numYTiles (int ly = 0) const;
IMF_EXPORT
IMATH_NAMESPACE::Box2i dataWindowForLevel (int l = 0) const;
IMF_EXPORT
IMATH_NAMESPACE::Box2i dataWindowForLevel (int lx, int ly) const;
IMF_EXPORT
IMATH_NAMESPACE::Box2i dataWindowForTile (int dx, int dy,
int l = 0) const;
IMF_EXPORT
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
// 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.
//
//----------------------------------------------------------------
IMF_EXPORT
void readTile (int dx, int dy, int l = 0);
IMF_EXPORT
void readTile (int dx, int dy, int lx, int ly);
IMF_EXPORT
void readTiles (int dxMin, int dxMax,
int dyMin, int dyMax, int lx, int ly);
IMF_EXPORT
void readTiles (int dxMin, int dxMax,
int dyMin, int dyMax, int l = 0);
private:
//
// Copy constructor and assignment are not implemented
//
TiledRgbaInputFile (const TiledRgbaInputFile &);
TiledRgbaInputFile & operator = (const TiledRgbaInputFile &);
class FromYa;
TiledInputFile * _inputFile;
FromYa * _fromYa;
std::string _channelNamePrefix;
};
OPENEXR_IMF_INTERNAL_NAMESPACE_HEADER_EXIT
#endif
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