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Camera introduction
Author:Forrest Chen Date: 29.07.2010Version: 1.0
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1. Still image capture
2. Video recording
3. Panorama capture
4. Camera architecture
5. View finder
6. Some features
7. S60 5.0 camera
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1. Still image capture
Reticle
Tool bar:1. Mode switch2. Scene switch3. Flash mode4. Self timer5. Single/sequence6. Color tune7. White balance8. Exposure
compensation9. Sharpness10.Contrast11.Brightness12.Light sensitivity13.…
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(1)Zoom in/outSome functions
(2) Primary/secondary camera switch
(3)Settinga. Image quality(5M/3M/0.3M)b. Add to album(Yes/No)c. Show captured image(On/Off)d. Default image name(Date/Text)e. Extended digital zoom(On/Off)f. Capture tone(…)g. Memory in use(phone, Mcard…)h. GPS(On/Off)i. Face tracking(On/Off)…
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2.Video recording
Recording progress
Fewer functions in tool bar than still image1. Scene switch2. Video light
switch3. White balance4. Color tone
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3. Panorama capture
Features1.Only one direction when capturing2. Don’t move up/down3. Max number is 54. Output isn’t perfect
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4. Camera architectureCamera UI
Camera Engine
Camera API
Camera Driver
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Exchangeable File Format
Image Conversion
Library
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5. View finderIt’s 取景器 in Chinese. It has two working mode, bitmap and DSVF(direct screen view finder).Bitmap mode: camera UI draws every frame sent by low layerDSVF: camera UI do nothing, low layer draw every frame itself to screen by using DSA(direct screen access).
Snapshot for DSVF by screen grab tool
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单镜头反光相机取景示意图 单镜头反光相机曝光示意图
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电子取景数码相机取景示意图 电子取景数码相机曝光示意图
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6. Some features(1) Autofocus(2) Half press shutter key(3) Lens cover(4) Embedded mode(5) GPS support(6) Recording stability(7) Face tracking…
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7. S60 5.0 camera
Touch screenDSVF
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The End, Thanks
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