diff options
Diffstat (limited to 'dataUriToBlob.js')
| -rw-r--r-- | dataUriToBlob.js | 47 |
1 files changed, 0 insertions, 47 deletions
diff --git a/dataUriToBlob.js b/dataUriToBlob.js deleted file mode 100644 index 582aecb..0000000 --- a/dataUriToBlob.js +++ /dev/null @@ -1,47 +0,0 @@ -window.dataUriToBlob = (function(){ -/** - * Blob constructor. - */ - -var Blob = window.Blob; - -/** - * ArrayBufferView support. - */ - -var hasArrayBufferView = new Blob([new Uint8Array(100)]).size == 100; - -/** - * Return a `Blob` for the given data `uri`. - * - * @param {String} uri - * @return {Blob} - * @api public - */ - -var dataUriToBlob = function(uri){ - var data = uri.split(',')[1]; - var bytes = atob(data); - var buf = new ArrayBuffer(bytes.length); - var arr = new Uint8Array(buf); - for (var i = 0; i < bytes.length; i++) { - arr[i] = bytes.charCodeAt(i); - } - - if (!hasArrayBufferView) arr = buf; - var blob = new Blob([arr], { type: mime(uri) }); - blob.slice = blob.slice || blob.webkitSlice; - return blob; -}; - -/** - * Return data uri mime type. - */ - -function mime(uri) { - return uri.split(';')[0].slice(5); -} - -return dataUriToBlob; - -})() |
