| /*****************************************************************************/ |
| // 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" |
| #include "dng_tag_values.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 () |
| , fAllocator (allocator) |
| |
| { |
| |
| uint32 bytes = |
| ComputeBufferSize (pixelType, bounds.Size (), planes, pad16Bytes); |
| |
| fMemory.Reset (allocator.Allocate (bytes)); |
| |
| fBuffer = dng_pixel_buffer (bounds, 0, planes, pixelType, pcInterleaved, 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; |
| |
| } |
| |
| /*****************************************************************************/ |
| |