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/*****************************************************************************/
// Copyright 2008 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_opcodes.cpp#1 $ */
/* $DateTime: 2012/05/30 13:28:51 $ */
/* $Change: 832332 $ */
/* $Author: tknoll $ */
/*****************************************************************************/
#include "dng_opcodes.h"
#include "dng_bottlenecks.h"
#include "dng_exceptions.h"
#include "dng_filter_task.h"
#include "dng_globals.h"
#include "dng_host.h"
#include "dng_image.h"
#include "dng_negative.h"
#include "dng_parse_utils.h"
#include "dng_stream.h"
#include "dng_tag_values.h"
/*****************************************************************************/
dng_opcode::dng_opcode (uint32 opcodeID,
uint32 minVersion,
uint32 flags)
: fOpcodeID (opcodeID)
, fMinVersion (minVersion)
, fFlags (flags)
, fWasReadFromStream (false)
, fStage (0)
{
}
/*****************************************************************************/
dng_opcode::dng_opcode (uint32 opcodeID,
dng_stream &stream,
const char *name)
: fOpcodeID (opcodeID)
, fMinVersion (0)
, fFlags (0)
, fWasReadFromStream (true)
, fStage (0)
{
fMinVersion = stream.Get_uint32 ();
fFlags = stream.Get_uint32 ();
#if qDNGValidate
if (gVerbose)
{
printf ("\nOpcode: ");
if (name)
{
printf ("%s", name);
}
else
{
printf ("Unknown (%u)", (unsigned) opcodeID);
}
printf (", minVersion = %u.%u.%u.%u",
(unsigned) ((fMinVersion >> 24) & 0x0FF),
(unsigned) ((fMinVersion >> 16) & 0x0FF),
(unsigned) ((fMinVersion >> 8) & 0x0FF),
(unsigned) ((fMinVersion ) & 0x0FF));
printf (", flags = %u\n", (unsigned) fFlags);
}
#else
(void) name;
#endif
}
/*****************************************************************************/
dng_opcode::~dng_opcode ()
{
}
/*****************************************************************************/
void dng_opcode::PutData (dng_stream &stream) const
{
// No data by default
stream.Put_uint32 (0);
}
/*****************************************************************************/
bool dng_opcode::AboutToApply (dng_host &host,
dng_negative &negative)
{
if (SkipIfPreview () && host.ForPreview ())
{
negative.SetIsPreview (true);
}
else if (MinVersion () > dngVersion_Current &&
WasReadFromStream ())
{
if (!Optional ())
{
// Somebody screwed up computing the DNGBackwardVersion...
ThrowBadFormat ();
}
}
else if (!IsValidForNegative (negative))
{
ThrowBadFormat ();
}
else if (!IsNOP ())
{
return true;
}
return false;
}
/*****************************************************************************/
dng_opcode_Unknown::dng_opcode_Unknown (dng_host &host,
uint32 opcodeID,
dng_stream &stream)
: dng_opcode (opcodeID,
stream,
NULL)
, fData ()
{
uint32 size = stream.Get_uint32 ();
if (size)
{
fData.Reset (host.Allocate (size));
stream.Get (fData->Buffer (),
fData->LogicalSize ());
#if qDNGValidate
if (gVerbose)
{
DumpHexAscii (fData->Buffer_uint8 (),
fData->LogicalSize ());
}
#endif
}
}
/*****************************************************************************/
void dng_opcode_Unknown::PutData (dng_stream &stream) const
{
if (fData.Get ())
{
stream.Put_uint32 (fData->LogicalSize ());
stream.Put (fData->Buffer (),
fData->LogicalSize ());
}
else
{
stream.Put_uint32 (0);
}
}
/*****************************************************************************/
void dng_opcode_Unknown::Apply (dng_host & /* host */,
dng_negative & /* negative */,
AutoPtr<dng_image> & /* image */)
{
// We should never need to apply an unknown opcode.
if (!Optional ())
{
ThrowBadFormat ();
}
}
/*****************************************************************************/
class dng_filter_opcode_task: public dng_filter_task
{
private:
dng_filter_opcode &fOpcode;
dng_negative &fNegative;
public:
dng_filter_opcode_task (dng_filter_opcode &opcode,
dng_negative &negative,
const dng_image &srcImage,
dng_image &dstImage)
: dng_filter_task (srcImage,
dstImage)
, fOpcode (opcode)
, fNegative (negative)
{
fSrcPixelType = fOpcode.BufferPixelType (srcImage.PixelType ());
fDstPixelType = fSrcPixelType;
fSrcRepeat = opcode.SrcRepeat ();
}
virtual dng_rect SrcArea (const dng_rect &dstArea)
{
return fOpcode.SrcArea (dstArea,
fDstImage.Bounds ());
}
virtual dng_point SrcTileSize (const dng_point &dstTileSize)
{
return fOpcode.SrcTileSize (dstTileSize,
fDstImage.Bounds ());
}
virtual void ProcessArea (uint32 threadIndex,
dng_pixel_buffer &srcBuffer,
dng_pixel_buffer &dstBuffer)
{
fOpcode.ProcessArea (fNegative,
threadIndex,
srcBuffer,
dstBuffer,
dstBuffer.Area (),
fDstImage.Bounds ());
}
virtual void Start (uint32 threadCount,
const dng_point &tileSize,
dng_memory_allocator *allocator,
dng_abort_sniffer *sniffer)
{
dng_filter_task::Start (threadCount,
tileSize,
allocator,
sniffer);
fOpcode.Prepare (fNegative,
threadCount,
tileSize,
fDstImage.Bounds (),
fDstImage.Planes (),
fDstPixelType,
*allocator);
}
};
/*****************************************************************************/
dng_filter_opcode::dng_filter_opcode (uint32 opcodeID,
uint32 minVersion,
uint32 flags)
: dng_opcode (opcodeID,
minVersion,
flags)
{
}
/*****************************************************************************/
dng_filter_opcode::dng_filter_opcode (uint32 opcodeID,
dng_stream &stream,
const char *name)
: dng_opcode (opcodeID,
stream,
name)
{
}
/*****************************************************************************/
void dng_filter_opcode::Apply (dng_host &host,
dng_negative &negative,
AutoPtr<dng_image> &image)
{
dng_rect modifiedBounds = ModifiedBounds (image->Bounds ());
if (modifiedBounds.NotEmpty ())
{
// Allocate destination image.
AutoPtr<dng_image> dstImage;
// If we are processing the entire image, allocate an
// undefined image.
if (modifiedBounds == image->Bounds ())
{
dstImage.Reset (host.Make_dng_image (image->Bounds (),
image->Planes (),
image->PixelType ()));
}
// Else start with a clone of the existing image.
else
{
dstImage.Reset (image->Clone ());
}
// Filter the image.
dng_filter_opcode_task task (*this,
negative,
*image,
*dstImage);
host.PerformAreaTask (task,
modifiedBounds);
// Return the new image.
image.Reset (dstImage.Release ());
}
}
/*****************************************************************************/
class dng_inplace_opcode_task: public dng_area_task
{
private:
dng_inplace_opcode &fOpcode;
dng_negative &fNegative;
dng_image &fImage;
uint32 fPixelType;
AutoPtr<dng_memory_block> fBuffer [kMaxMPThreads];
public:
dng_inplace_opcode_task (dng_inplace_opcode &opcode,
dng_negative &negative,
dng_image &image)
: dng_area_task ()
, fOpcode (opcode)
, fNegative (negative)
, fImage (image)
, fPixelType (opcode.BufferPixelType (image.PixelType ()))
{
}
virtual void Start (uint32 threadCount,
const dng_point &tileSize,
dng_memory_allocator *allocator,
dng_abort_sniffer * /* sniffer */)
{
uint32 bufferSize = ComputeBufferSize(fPixelType, tileSize,
fImage.Planes(), pad16Bytes);
for (uint32 threadIndex = 0; threadIndex < threadCount; threadIndex++)
{
fBuffer [threadIndex] . Reset (allocator->Allocate (bufferSize));
}
fOpcode.Prepare (fNegative,
threadCount,
tileSize,
fImage.Bounds (),
fImage.Planes (),
fPixelType,
*allocator);
}
virtual void Process (uint32 threadIndex,
const dng_rect &tile,
dng_abort_sniffer * /* sniffer */)
{
// Setup buffer.
dng_pixel_buffer buffer(tile, 0, fImage.Planes (), fPixelType,
pcRowInterleavedAlign16,
fBuffer [threadIndex]->Buffer ());
// Get source pixels.
fImage.Get (buffer);
// Process area.
fOpcode.ProcessArea (fNegative,
threadIndex,
buffer,
tile,
fImage.Bounds ());
// Save result pixels.
fImage.Put (buffer);
}
};
/*****************************************************************************/
dng_inplace_opcode::dng_inplace_opcode (uint32 opcodeID,
uint32 minVersion,
uint32 flags)
: dng_opcode (opcodeID,
minVersion,
flags)
{
}
/*****************************************************************************/
dng_inplace_opcode::dng_inplace_opcode (uint32 opcodeID,
dng_stream &stream,
const char *name)
: dng_opcode (opcodeID,
stream,
name)
{
}
/*****************************************************************************/
void dng_inplace_opcode::Apply (dng_host &host,
dng_negative &negative,
AutoPtr<dng_image> &image)
{
dng_rect modifiedBounds = ModifiedBounds (image->Bounds ());
if (modifiedBounds.NotEmpty ())
{
dng_inplace_opcode_task task (*this,
negative,
*image);
host.PerformAreaTask (task,
modifiedBounds);
}
}
/*****************************************************************************/