README.md: Update extra dependencies for each programs
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README.md
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README.md
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@ -28,8 +28,7 @@ a good choice for this purpose:
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The distribution comes with, in addition to the library, several test programs.
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While the core library is very portable, these programs have some additional
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dependencies. All of them require libjpeg, and two (`quirc-demo` and `inspect`)
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require SDL. The camera demos use Linux-specific APIs:
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dependencies as documented below.
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### quirc-demo
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@ -38,14 +37,14 @@ video stream is displayed on screen as it's received, and any QR codes
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recognised are highlighted in the image, with the decoded information both
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displayed on the image and printed on stdout.
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This requires SDL and V4L2.
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This requires: libjpeg, libpng, SDL, V4L2
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### quirc-demo-opencv
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A demo similar to `quirc-demo`.
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But this version uses OpenCV instead of other libraries.
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This requires OpenCV.
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This requires: OpenCV
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### quirc-scanner
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@ -53,7 +52,7 @@ This program turns your camera into a barcode scanner. It's almost the same as
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the `demo` application, but it doesn't display the video stream, and thus
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doesn't require a graphical display.
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This requires V4L2.
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This requires: libjpeg, V4L2
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### qrtest
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@ -62,13 +61,15 @@ tree containing a bunch of JPEG images, it will attempt to locate and decode QR
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codes in each image. Speed and success statistics are collected and printed on
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stdout.
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This requires: libjpeg, libpng
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### inspect
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This test is used for debugging. Given a single JPEG image, it will display a
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diagram showing the internal state of the decoder as well as printing
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additional information on stdout.
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This requires SDL.
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This requires: libjpeg, libpng, SDL
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Installation
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------------
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