author | mickeyl <mickeyl> | 2003-04-06 14:38:18 (UTC) |
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committer | mickeyl <mickeyl> | 2003-04-06 14:38:18 (UTC) |
commit | 0b985ce87d6ce6d4110a50d5be48831d34794cd2 (patch) (unidiff) | |
tree | da19d8dc2cd2b37d15220783940652e8e91f3843 /noncore/multimedia/camera/previewwidget.cpp | |
parent | 91d65a97c956963a24f418fadd7cd69f6a52f5d5 (diff) | |
download | opie-0b985ce87d6ce6d4110a50d5be48831d34794cd2.zip opie-0b985ce87d6ce6d4110a50d5be48831d34794cd2.tar.gz opie-0b985ce87d6ce6d4110a50d5be48831d34794cd2.tar.bz2 |
- add realtime preview widget with zoom control
The camera driver is damn slow. For a 240x160x16 image, it takes ~100ms. That gives approx. 10fps which is too slow for doing video. :(
Diffstat (limited to 'noncore/multimedia/camera/previewwidget.cpp') (more/less context) (show whitespace changes)
-rw-r--r-- | noncore/multimedia/camera/previewwidget.cpp | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/noncore/multimedia/camera/previewwidget.cpp b/noncore/multimedia/camera/previewwidget.cpp new file mode 100644 index 0000000..bb84c00 --- a/dev/null +++ b/noncore/multimedia/camera/previewwidget.cpp | |||
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1 | /********************************************************************** | ||
2 | ** Copyright (C) 2002 Michael 'Mickey' Lauer. All rights reserved. | ||
3 | ** | ||
4 | ** This file is part of Opie Environment. | ||
5 | ** | ||
6 | ** This file may be distributed and/or modified under the terms of the | ||
7 | ** GNU General Public License version 2 as published by the Free Software | ||
8 | ** Foundation and appearing in the file LICENSE.GPL included in the | ||
9 | ** packaging of this file. | ||
10 | ** | ||
11 | ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE | ||
12 | ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. | ||
13 | ** | ||
14 | **********************************************************************/ | ||
15 | |||
16 | #include "previewwidget.h" | ||
17 | #include "zcameraio.h" | ||
18 | |||
19 | PreviewWidget::PreviewWidget( QWidget * parent, const char * name, WFlags f ) | ||
20 | :QLabel( parent, name, f ) | ||
21 | { | ||
22 | setFixedSize( QSize( 240, 160 ) ); | ||
23 | setBackgroundMode( NoBackground ); | ||
24 | |||
25 | startTimer( 150 ); | ||
26 | }; | ||
27 | |||
28 | |||
29 | PreviewWidget::~PreviewWidget() | ||
30 | { | ||
31 | } | ||
32 | |||
33 | |||
34 | void PreviewWidget::timerEvent( QTimerEvent* ) | ||
35 | { | ||
36 | //QDirectPainter fb( this ); | ||
37 | //ZCameraIO::instance()->snapshot( fb.frameBuffer() ); | ||
38 | |||
39 | if ( ZCameraIO::instance()->snapshot( &i ) ) | ||
40 | { | ||
41 | p.convertFromImage( i ); | ||
42 | setPixmap( p ); | ||
43 | } | ||
44 | } | ||
45 | |||