|
1 // Copyright (c) 2004-2009 Nokia Corporation and/or its subsidiary(-ies). |
|
2 // All rights reserved. |
|
3 // This component and the accompanying materials are made available |
|
4 // under the terms of "Eclipse Public License v1.0" |
|
5 // which accompanies this distribution, and is available |
|
6 // at the URL "http://www.eclipse.org/legal/epl-v10.html". |
|
7 // |
|
8 // Initial Contributors: |
|
9 // Nokia Corporation - initial contribution. |
|
10 // |
|
11 // Contributors: |
|
12 // |
|
13 // Description: |
|
14 // |
|
15 |
|
16 #include "ExifJpegTransform.h" |
|
17 #include "icl/ExifJpegTransformExtension.h" |
|
18 |
|
19 #include "exiftransformdataaccessorimpl.h" |
|
20 #include "ExifEditUtility.h" |
|
21 #include <icl/icl_uids.hrh> |
|
22 #ifdef SYMBIAN_ENABLE_SPLIT_HEADERS |
|
23 #include <icl/icl_uids_const.hrh> |
|
24 #include <icl/icl_uids_def.hrh> |
|
25 #endif |
|
26 |
|
27 |
|
28 |
|
29 CExifJpegTransform* CExifJpegTransform::NewL() |
|
30 { |
|
31 CExifJpegTransform* self = new (ELeave) CExifJpegTransform; |
|
32 CleanupStack::PushL(self); |
|
33 self->ConstructL(); |
|
34 CleanupStack::Pop(self); |
|
35 |
|
36 return self; |
|
37 } |
|
38 |
|
39 CExifJpegTransform::~CExifJpegTransform() |
|
40 { |
|
41 delete iExtension; |
|
42 delete iExifEdit; |
|
43 |
|
44 //Can not simply delete iDest/iSource since all we have are M-class pointers. |
|
45 if (iDest) |
|
46 { |
|
47 iDest->Destroy(); |
|
48 iDest = NULL; |
|
49 } |
|
50 |
|
51 if (iSource) |
|
52 { |
|
53 iSource->Destroy(); |
|
54 iSource = NULL; |
|
55 } |
|
56 |
|
57 iFs.Close(); |
|
58 } |
|
59 |
|
60 |
|
61 CExifJpegTransform::CExifJpegTransform() |
|
62 { |
|
63 |
|
64 } |
|
65 |
|
66 void CExifJpegTransform::ConstructL() |
|
67 { |
|
68 User::LeaveIfError(iFs.Connect()); |
|
69 } |
|
70 |
|
71 MExifMetadata* CExifJpegTransform::ExifMetadata() const |
|
72 { |
|
73 if(iExifEdit) |
|
74 { |
|
75 return iExifEdit->ExifMetadata(); |
|
76 } |
|
77 return NULL; |
|
78 } |
|
79 |
|
80 |
|
81 void CExifJpegTransform::Transform(TRequestStatus& aStatus) |
|
82 { |
|
83 TBool encodeThumbnail=EFalse; |
|
84 if((Options()&CImageTransform::EThumbnail)==CImageTransform::EThumbnail) |
|
85 { |
|
86 encodeThumbnail=ETrue; |
|
87 } |
|
88 |
|
89 TRAPD(err, iExifEdit->WriteDestL(encodeThumbnail, DestinationSizeInPixels(), PreserveImageData(), MaintainAspectRatio(), &aStatus)); |
|
90 if(err!=KErrNone) |
|
91 { |
|
92 aStatus=KRequestPending; |
|
93 TRequestStatus* status=&aStatus; |
|
94 User::RequestComplete(status, err); |
|
95 } |
|
96 } |
|
97 |
|
98 |
|
99 void CExifJpegTransform::OpenL() |
|
100 { |
|
101 if (SourceIsFilename()) |
|
102 { |
|
103 iSource = new (ELeave) CExifFileSource(SourceFilename(), iFs); |
|
104 } |
|
105 else if (SourceIsData()) |
|
106 { |
|
107 iSource = new (ELeave) CExifDescSource(SourceData(), iFs); |
|
108 } |
|
109 else |
|
110 { |
|
111 User::Leave(KErrNotSupported); |
|
112 } |
|
113 |
|
114 if (DestIsFilename()) |
|
115 { |
|
116 iDest = new (ELeave) CExifFileDest(DestFilename(), iFs); |
|
117 } |
|
118 else if (DestIsData()) |
|
119 { |
|
120 iDest = new (ELeave) CExifDescDest(DestData()); |
|
121 } |
|
122 else |
|
123 { |
|
124 User::Leave(KErrNotSupported); |
|
125 } |
|
126 iExifEdit=CExifEditUtility::NewL(iSource, iDest, Options() & CImageTransform::EIgnoreExifMetadataProcessing); |
|
127 iExifEdit->ReadSourceL(); |
|
128 iExtension=(CImageTransformPluginExtension*)CJpegTransformExtension::NewL(this); |
|
129 } |
|
130 |
|
131 |
|
132 void CExifJpegTransform::CancelTransform() |
|
133 { |
|
134 iExifEdit->Cancel(); |
|
135 } |
|
136 |
|
137 CImageTransformPluginExtension* CExifJpegTransform::Extension() const |
|
138 { |
|
139 return iExtension; |
|
140 } |