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Added Capability to change readers on the fly

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This commit is contained in:
Christoph Oberhofer
2015-01-20 20:42:41 +01:00
parent 9af9a0db7e
commit 091908961f
2 changed files with 30 additions and 15 deletions
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src/quagga.js
+13 -1
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@@ -288,6 +288,8 @@ function(Code128Reader, EANReader, InputStream, ImageWrapper, BarcodeLocator, Ba
} else if (e.data.cmd === 'process') {
imageWrapper.data = new Uint8Array(e.data.imageData);
Quagga.start();
} else if (e.data.cmd === 'setReaders') {
Quagga.setReaders(e.data.readers);
}
};
@@ -320,6 +322,16 @@ function(Code128Reader, EANReader, InputStream, ImageWrapper, BarcodeLocator, Ba
return window.URL.createObjectURL(blob);
}
function setReaders(readers) {
if (_decoder) {
_decoder.setReaders(readers);
} else if (_onUIThread && _workerPool.length > 0) {
_workerPool.forEach(function(workerThread) {
workerThread.worker.postMessage({cmd: 'setReaders', readers: readers});
});
}
}
return {
init : function(config, cb, imageWrapper) {
_config = HtmlUtils.mergeObjects(_config, config);
@@ -347,7 +359,7 @@ function(Code128Reader, EANReader, InputStream, ImageWrapper, BarcodeLocator, Ba
Events.subscribe("processed", callback);
},
setReaders: function(readers) {
_decoder.setReaders(readers);
setReaders(readers);
},
canvas : _canvasContainer,
decodeSingle : function(config, resultCallback) {