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OCR Algorithm example. OCR Library Optical Character Recognition algorithm implementation  Supported features  BMP, TIF, PNG file support  Possibilities.

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Presentation on theme: "OCR Algorithm example. OCR Library Optical Character Recognition algorithm implementation  Supported features  BMP, TIF, PNG file support  Possibilities."— Presentation transcript:

1 OCR Algorithm example

2 OCR Library Optical Character Recognition algorithm implementation  Supported features  BMP, TIF, PNG file support  Possibilities to log intermediate steps  Support region of interest  Various types of transformation for better text extraction  Using OCR :  TTX / MHEG testing  OSD testing  Sub-title testing

3 Example 1 Full Picture Recognized Text , oouusnmu;  1 24 ivuuuu  menu (-  v  TV-gids ` ~  TV-theek *& \  Mijn opnames..  Jr. 1.  Telenet TV-shop ' H*. - . 4 ',  Communicatie ^~`  Extra 1 I i -~ fix.  Instellingen I". 1  I f & H I Weer of geen weer?.' j j  n O E P Raadpleeg hier, `Y T  of / J `~ .~ Fx 7 \.

4 Example 1 Full Picture Region of interest Transformation Recognized Text  TV-gids  TV-theek  Mijn opnames  Telenet TV-shop  Communicatie  Extra  lnstellingen  Info & Help NO

5 Example 1 Full Picture Region of interest Transformation Recognized Text  Weer of geen weer?  Raadpleeg hier  of Convert to grayscale

6 Example 1 Full Picture Region of interest Transformation Recognized Text  Weer of geen wear?  Raadpleeg hier buienradar  of het weerbericht Convert to grayscale Text -> white

7 Example 2 Full Picture Recognized Text ,  I tv-was `  1. 4%  N L 72 minjj + I  Nieuws NL 72min 0+ : De beschrijving in  het nederlands  14:24 O  Zoeken  Q Vandaag >> { 14:45 15:00 15:15 15:30 15:45 }  _ 1M-4-NL-7Mn-0+ _  208 Exqi Sport-Cult HD UEFA UEFA uropa League Live Topcompeti...  300 Prime Star Disgrace Th...  305 Prime Series Southland Tale  306 Prime Star HD Disgrace Th...  400 Nedl NOS-Journaal NOS-Journaal Helder  401 BBC 1 Regio... Doct s Escape to the Country  405 NVT Euronews

8 Example 2 Full Picture Region of interest Transformation Recognized Text  Nieuws NL 72min 0+ : De beschrijving in  het nederlands NO

9 Example 2 Full Picture Region of interest Transformation Recognized Text  1  208 Exqi Sport-Cult HD  300 Prime Star  305 Prime Series  306 Prime Star HD  400 Ned1  401 BBC 1  405 NVT Euronews NO

10 Example 2 Full Picture Region of interest Transformation Recognized Text  206 NVT Extreme Sport  208 Exqi Sport-Cult HD  300 Prime Star  305 Prime Series  306 Prime Star HD  400 Ned1  401 BBC 1  405 NVT Euronews Convert to black-white


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