Re: [gentoo-user] extracting text, numbers from screencasts

2016-05-07 Thread Alan McKinnon
On 07/05/2016 16:31, hw wrote: > Helmut Jarausch schrieb: >> On 04/08/2016 03:26:53 PM, hw wrote: >>> >>> Hi, >>> >>> what would be the best approach to extract data >>> from a screencast? >>> >>> The task is to acquire some data from the display of >>> a GUI program used interactively by a user.

Re: [gentoo-user] extracting text, numbers from screencasts

2016-05-07 Thread hw
Urs Schütz schrieb: On 04/08/16 11:30, Helmut Jarausch wrote: On 04/08/2016 03:26:53 PM, hw wrote: Hi, what would be the best approach to extract data from a screencast? The task is to acquire some data from the display of a GUI program used interactively by a user. There are a couple

Re: [gentoo-user] extracting text, numbers from screencasts

2016-05-07 Thread hw
Helmut Jarausch schrieb: On 04/08/2016 03:26:53 PM, hw wrote: Hi, what would be the best approach to extract data from a screencast? The task is to acquire some data from the display of a GUI program used interactively by a user. There are a couple 'fields' (as in "designated areas of the

Re: [gentoo-user] extracting text, numbers from screencasts

2016-04-08 Thread R0b0t1
Reading GUIs is a lot easier than most things tesseract was designed for. You may still need a little preprocessing; I suggest OpenCV. Basically enlarge it, filter to remove noise (sharpening and blob detection and perhaps another), threshold to get BW image. Most unneeded for GUI. OpenCV helps

Re: [gentoo-user] extracting text, numbers from screencasts

2016-04-08 Thread Urs Schütz
On 04/08/16 11:30, Helmut Jarausch wrote: On 04/08/2016 03:26:53 PM, hw wrote: Hi, what would be the best approach to extract data from a screencast? The task is to acquire some data from the display of a GUI program used interactively by a user. There are a couple 'fields' (as in

Re: [gentoo-user] extracting text, numbers from screencasts

2016-04-08 Thread Helmut Jarausch
On 04/08/2016 03:26:53 PM, hw wrote: Hi, what would be the best approach to extract data from a screencast? The task is to acquire some data from the display of a GUI program used interactively by a user. There are a couple 'fields' (as in "designated areas of the display") in which the

[gentoo-user] extracting text, numbers from screencasts

2016-04-08 Thread hw
Hi, what would be the best approach to extract data from a screencast? The task is to acquire some data from the display of a GUI program used interactively by a user. There are a couple 'fields' (as in "designated areas of the display") in which the relevant data is being displayed while the