diff options
Diffstat (limited to 'gpr/source/lib/dng_sdk/dng_simple_image.cpp')
| -rw-r--r-- | gpr/source/lib/dng_sdk/dng_simple_image.cpp | 197 |
1 files changed, 197 insertions, 0 deletions
diff --git a/gpr/source/lib/dng_sdk/dng_simple_image.cpp b/gpr/source/lib/dng_sdk/dng_simple_image.cpp new file mode 100644 index 0000000..03b5b59 --- /dev/null +++ b/gpr/source/lib/dng_sdk/dng_simple_image.cpp @@ -0,0 +1,197 @@ +/*****************************************************************************/
+// Copyright 2006-2008 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_simple_image.cpp#1 $ */
+/* $DateTime: 2012/05/30 13:28:51 $ */
+/* $Change: 832332 $ */
+/* $Author: tknoll $ */
+
+/*****************************************************************************/
+
+#include "dng_simple_image.h"
+
+#include "dng_memory.h"
+#include "dng_orientation.h"
+#include "dng_tag_types.h"
+
+/*****************************************************************************/
+
+dng_simple_image::dng_simple_image (const dng_rect &bounds,
+ uint32 planes,
+ uint32 pixelType,
+ dng_memory_allocator &allocator)
+
+ : dng_image (bounds,
+ planes,
+ pixelType)
+
+ , fMemory ()
+ , fBuffer ()
+ , fAllocator (allocator)
+
+ {
+
+ uint32 pixelSize = TagTypeSize (pixelType);
+
+ uint32 bytes = bounds.H () * bounds.W () * planes * pixelSize;
+
+ fMemory.Reset (allocator.Allocate (bytes));
+
+ fBuffer.fArea = bounds;
+
+ fBuffer.fPlane = 0;
+ fBuffer.fPlanes = planes;
+
+ fBuffer.fRowStep = planes * bounds.W ();
+ fBuffer.fColStep = planes;
+ fBuffer.fPlaneStep = 1;
+
+ fBuffer.fPixelType = pixelType;
+ fBuffer.fPixelSize = pixelSize;
+
+ fBuffer.fData = fMemory->Buffer ();
+
+ }
+
+/*****************************************************************************/
+
+dng_simple_image::~dng_simple_image ()
+ {
+
+ }
+
+/*****************************************************************************/
+
+dng_image * dng_simple_image::Clone () const
+ {
+
+ AutoPtr<dng_simple_image> result (new dng_simple_image (Bounds (),
+ Planes (),
+ PixelType (),
+ fAllocator));
+
+ result->fBuffer.CopyArea (fBuffer,
+ Bounds (),
+ 0,
+ Planes ());
+
+ return result.Release ();
+
+ }
+
+/*****************************************************************************/
+
+void dng_simple_image::SetPixelType (uint32 pixelType)
+ {
+
+ dng_image::SetPixelType (pixelType);
+
+ fBuffer.fPixelType = pixelType;
+
+ }
+
+/*****************************************************************************/
+
+void dng_simple_image::Trim (const dng_rect &r)
+ {
+
+ fBounds.t = 0;
+ fBounds.l = 0;
+
+ fBounds.b = r.H ();
+ fBounds.r = r.W ();
+
+ fBuffer.fData = fBuffer.DirtyPixel (r.t, r.l);
+
+ fBuffer.fArea = fBounds;
+
+ }
+
+/*****************************************************************************/
+
+void dng_simple_image::Rotate (const dng_orientation &orientation)
+ {
+
+ int32 originH = fBounds.l;
+ int32 originV = fBounds.t;
+
+ int32 colStep = fBuffer.fColStep;
+ int32 rowStep = fBuffer.fRowStep;
+
+ uint32 width = fBounds.W ();
+ uint32 height = fBounds.H ();
+
+ if (orientation.FlipH ())
+ {
+
+ originH += width - 1;
+
+ colStep = -colStep;
+
+ }
+
+ if (orientation.FlipV ())
+ {
+
+ originV += height - 1;
+
+ rowStep = -rowStep;
+
+ }
+
+ if (orientation.FlipD ())
+ {
+
+ int32 temp = colStep;
+
+ colStep = rowStep;
+ rowStep = temp;
+
+ width = fBounds.H ();
+ height = fBounds.W ();
+
+ }
+
+ fBuffer.fData = fBuffer.DirtyPixel (originV, originH);
+
+ fBuffer.fColStep = colStep;
+ fBuffer.fRowStep = rowStep;
+
+ fBounds.r = fBounds.l + width;
+ fBounds.b = fBounds.t + height;
+
+ fBuffer.fArea = fBounds;
+
+ }
+
+/*****************************************************************************/
+
+void dng_simple_image::AcquireTileBuffer (dng_tile_buffer &buffer,
+ const dng_rect &area,
+ bool dirty) const
+ {
+
+ buffer.fArea = area;
+
+ buffer.fPlane = fBuffer.fPlane;
+ buffer.fPlanes = fBuffer.fPlanes;
+ buffer.fRowStep = fBuffer.fRowStep;
+ buffer.fColStep = fBuffer.fColStep;
+ buffer.fPlaneStep = fBuffer.fPlaneStep;
+ buffer.fPixelType = fBuffer.fPixelType;
+ buffer.fPixelSize = fBuffer.fPixelSize;
+
+ buffer.fData = (void *) fBuffer.ConstPixel (buffer.fArea.t,
+ buffer.fArea.l,
+ buffer.fPlane);
+
+ buffer.fDirty = dirty;
+
+ }
+
+/*****************************************************************************/
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