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/*****************************************************************************/
// Copyright 2006-2012 Adobe Systems Incorporated
// All Rights Reserved.
//
// NOTICE: Adobe permits you to use, modify, and distribute this file in
// accordance with the terms of the Adobe license agreement accompanying it.
/*****************************************************************************/
/* $Id: //mondo/dng_sdk_1_4/dng_sdk/source/dng_host.cpp#2 $ */
/* $DateTime: 2012/06/14 20:24:41 $ */
/* $Change: 835078 $ */
/* $Author: tknoll $ */
/*****************************************************************************/
#include "dng_host.h"
#include "dng_abort_sniffer.h"
#include "dng_area_task.h"
#include "dng_bad_pixels.h"
#include "dng_exceptions.h"
#include "dng_exif.h"
#include "dng_gain_map.h"
#include "dng_ifd.h"
#include "dng_lens_correction.h"
#include "dng_memory.h"
#include "dng_misc_opcodes.h"
#include "dng_negative.h"
#include "dng_resample.h"
#include "dng_shared.h"
#include "dng_simple_image.h"
#include "dng_xmp.h"
/*****************************************************************************/
dng_host::dng_host (dng_memory_allocator *allocator,
dng_abort_sniffer *sniffer)
: fAllocator (allocator)
, fSniffer (sniffer)
, fNeedsMeta (true)
, fNeedsImage (true)
, fForPreview (false)
, fMinimumSize (0)
, fPreferredSize (0)
, fMaximumSize (0)
, fCropFactor (1.0)
, fSaveDNGVersion (dngVersion_None)
, fSaveLinearDNG (false)
, fKeepOriginalFile (false)
{
}
/*****************************************************************************/
dng_host::~dng_host ()
{
}
/*****************************************************************************/
dng_memory_allocator & dng_host::Allocator ()
{
if (fAllocator)
{
return *fAllocator;
}
else
{
return gDefaultDNGMemoryAllocator;
}
}
/*****************************************************************************/
dng_memory_block * dng_host::Allocate (uint32 logicalSize)
{
return Allocator ().Allocate (logicalSize);
}
/*****************************************************************************/
void dng_host::SniffForAbort ()
{
dng_abort_sniffer::SniffForAbort (Sniffer ());
}
/*****************************************************************************/
void dng_host::ValidateSizes ()
{
// The maximum size limits the other two sizes.
if (MaximumSize ())
{
SetMinimumSize (Min_uint32 (MinimumSize (), MaximumSize ()));
SetPreferredSize (Min_uint32 (PreferredSize (), MaximumSize ()));
}
// If we have a preferred size, it limits the minimum size.
if (PreferredSize ())
{
SetMinimumSize (Min_uint32 (MinimumSize (), PreferredSize ()));
}
// Else find default value for preferred size.
else
{
// If preferred size is zero, then we want the maximim
// size image.
if (MaximumSize ())
{
SetPreferredSize (MaximumSize ());
}
}
// If we don't have a minimum size, find default.
if (!MinimumSize ())
{
// A common size for embedded thumbnails is 120 by 160 pixels,
// So allow 120 by 160 pixels to be used for thumbnails when the
// preferred size is 256 pixel.
if (PreferredSize () >= 160 && PreferredSize () <= 256)
{
SetMinimumSize (160);
}
// Many sensors are near a multiple of 1024 pixels in size, but after
// the default crop, they are a just under. We can get an extra factor
// of size reduction if we allow a slight undershoot in the final size
// when computing large previews.
else if (PreferredSize () >= 490 && PreferredSize () <= 512)
{
SetMinimumSize (490);
}
else if (PreferredSize () >= 980 && PreferredSize () <= 1024)
{
SetMinimumSize (980);
}
else if (PreferredSize () >= 1470 && PreferredSize () <= 1536)
{
SetMinimumSize (1470);
}
else if (PreferredSize () >= 1960 && PreferredSize () <= 2048)
{
SetMinimumSize (1960);
}
// Else minimum size is same as preferred size.
else
{
SetMinimumSize (PreferredSize ());
}
}
}
/*****************************************************************************/
uint32 dng_host::SaveDNGVersion () const
{
return fSaveDNGVersion;
}
/*****************************************************************************/
bool dng_host::SaveLinearDNG (const dng_negative & /* negative */) const
{
return fSaveLinearDNG;
}
/*****************************************************************************/
bool dng_host::IsTransientError (dng_error_code code)
{
switch (code)
{
case dng_error_memory:
case dng_error_user_canceled:
{
return true;
}
default:
break;
}
return false;
}
/*****************************************************************************/
void dng_host::PerformAreaTask (dng_area_task &task,
const dng_rect &area)
{
dng_area_task::Perform (task,
area,
&Allocator (),
Sniffer ());
}
/*****************************************************************************/
uint32 dng_host::PerformAreaTaskThreads ()
{
return 1;
}
/*****************************************************************************/
dng_exif * dng_host::Make_dng_exif ()
{
dng_exif *result = new dng_exif ();
if (!result)
{
ThrowMemoryFull ();
}
return result;
}
/*****************************************************************************/
dng_xmp * dng_host::Make_dng_xmp ()
{
dng_xmp *result = new dng_xmp (Allocator ());
if (!result)
{
ThrowMemoryFull ();
}
return result;
}
/*****************************************************************************/
dng_shared * dng_host::Make_dng_shared ()
{
dng_shared *result = new dng_shared ();
if (!result)
{
ThrowMemoryFull ();
}
return result;
}
/*****************************************************************************/
dng_ifd * dng_host::Make_dng_ifd ()
{
dng_ifd *result = new dng_ifd ();
if (!result)
{
ThrowMemoryFull ();
}
return result;
}
/*****************************************************************************/
dng_negative * dng_host::Make_dng_negative ()
{
return dng_negative::Make (*this);
}
/*****************************************************************************/
dng_image * dng_host::Make_dng_image (const dng_rect &bounds,
uint32 planes,
uint32 pixelType)
{
dng_image *result = new dng_simple_image (bounds,
planes,
pixelType,
Allocator ());
if (!result)
{
ThrowMemoryFull ();
}
return result;
}
/*****************************************************************************/
dng_opcode * dng_host::Make_dng_opcode (uint32 opcodeID,
dng_stream &stream)
{
dng_opcode *result = NULL;
switch (opcodeID)
{
case dngOpcode_WarpRectilinear:
{
result = new dng_opcode_WarpRectilinear (stream);
break;
}
case dngOpcode_WarpFisheye:
{
result = new dng_opcode_WarpFisheye (stream);
break;
}
case dngOpcode_FixVignetteRadial:
{
result = new dng_opcode_FixVignetteRadial (stream);
break;
}
case dngOpcode_FixBadPixelsConstant:
{
result = new dng_opcode_FixBadPixelsConstant (stream);
break;
}
case dngOpcode_FixBadPixelsList:
{
result = new dng_opcode_FixBadPixelsList (stream);
break;
}
case dngOpcode_TrimBounds:
{
result = new dng_opcode_TrimBounds (stream);
break;
}
case dngOpcode_MapTable:
{
result = new dng_opcode_MapTable (*this,
stream);
break;
}
case dngOpcode_MapPolynomial:
{
result = new dng_opcode_MapPolynomial (stream);
break;
}
case dngOpcode_GainMap:
{
result = new dng_opcode_GainMap (*this,
stream);
break;
}
case dngOpcode_DeltaPerRow:
{
result = new dng_opcode_DeltaPerRow (*this,
stream);
break;
}
case dngOpcode_DeltaPerColumn:
{
result = new dng_opcode_DeltaPerColumn (*this,
stream);
break;
}
case dngOpcode_ScalePerRow:
{
result = new dng_opcode_ScalePerRow (*this,
stream);
break;
}
case dngOpcode_ScalePerColumn:
{
result = new dng_opcode_ScalePerColumn (*this,
stream);
break;
}
default:
{
result = new dng_opcode_Unknown (*this,
opcodeID,
stream);
}
}
if (!result)
{
ThrowMemoryFull ();
}
return result;
}
/*****************************************************************************/
void dng_host::ApplyOpcodeList (dng_opcode_list &list,
dng_negative &negative,
AutoPtr<dng_image> &image)
{
list.Apply (*this,
negative,
image);
}
/*****************************************************************************/
void dng_host::ResampleImage (const dng_image &srcImage,
dng_image &dstImage)
{
::ResampleImage (*this,
srcImage,
dstImage,
srcImage.Bounds (),
dstImage.Bounds (),
dng_resample_bicubic::Get ());
}
/*****************************************************************************/
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