diff --git a/frontend/src/components/blocks/collection/opencv/Threshold.json b/frontend/src/components/blocks/collection/opencv/Threshold.json
index a8059c28..ee320620 100644
--- a/frontend/src/components/blocks/collection/opencv/Threshold.json
+++ b/frontend/src/components/blocks/collection/opencv/Threshold.json
@@ -1 +1 @@
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continue\n\n        frame = cv2.cvtColor(frame, cv2.COLOR_BGR2GRAY)\n        (T, thresh) = cv2.threshold(frame, lower, upper, cv2.THRESH_BINARY)\n        output = cv2.cvtColor(thresh, cv2.COLOR_GRAY2BGR)\n        \n        outputs.share_image('Out', output)\n\n        synchronise()","frequency":"30","params":[{"name":"Frequency"},{"name":"Lower Threshold"},{"name":"Upper Threshold"}],"ports":{"in":[{"name":"Img"},{"name":"Enable"}],"out":[{"name":"Out"}]},"size":{"width":"0px","height":"0px"}}}}}]},"info":{"name":"Threshold","version":"2.0.0","description":"Thresholds an Image","author":"Toshan Luktuke, Muhammad Taha Suhail","image":"data:image/svg+xml;base64,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"},"design":{"board":"Python3-Noetic","graph":{"blocks":[{"id":"5bc952ca-a4ed-4e11-a9b4-1a1e684cd957","type":"basic.input","data":{"name":"Img"},"position":{"x":316,"y":438}},{"id":"ade8fda5-a7fd-4560-8d6b-c5c7842c0407","type":"basic.input","data":{"name":"Enable"},"position":{"x":314,"y":629}},{"id":"a9f98608-80b9-4b47-a11c-085c128e0f98","type":"basic.output","data":{"name":"Out"},"position":{"x":1512,"y":565}},{"id":"0008-ce9be833-1c61-4473-99ff-00b9513b0a7b","type":"basic.constant","data":{"name":"Frequency","value":"30.0","local":true},"position":{"x":582,"y":47}},{"id":"0009-7a104a2d-943d-44a7-b045-f95d71bd1d8b","type":"basic.constant","data":{"name":"Lower 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cv2.COLOR_GRAY2BGR)\n        \n        outputs.share_image('Out', output)\n\n        synchronise()","frequency":"30","params":[{"name":"Frequency"},{"name":"Lower Threshold"},{"name":"Upper Threshold"}],"ports":{"in":[{"name":"Img"},{"name":"Enable"}],"out":[{"name":"Out"}]},"size":{"width":"0px","height":"0px"}},"position":{"x":512,"y":194}}],"wires":[{"source":{"block":"5bc952ca-a4ed-4e11-a9b4-1a1e684cd957","port":"input-out","name":"Img"},"target":{"block":"cc476ec1-8c9e-4599-834e-d4f3ac439fd9","port":"Img","name":"Img"}},{"source":{"block":"ade8fda5-a7fd-4560-8d6b-c5c7842c0407","port":"input-out","name":"Enable"},"target":{"block":"cc476ec1-8c9e-4599-834e-d4f3ac439fd9","port":"Enable","name":"Enable"}},{"source":{"block":"cc476ec1-8c9e-4599-834e-d4f3ac439fd9","port":"Out","name":"Out"},"target":{"block":"a9f98608-80b9-4b47-a11c-085c128e0f98","port":"output-in","name":"output-in"}},{"source":{"block":"0010-578a3e14-1ec5-4e36-8c1f-b1b4bfe31f47","port":"constant-out","name":"Upper 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Threshold","hideLabel":true}],"data":{"name":"Lower Threshold","value":"127","local":true}},"0007-f9051ffe-5a67-4b9a-8153-348ef3473f30":{"id":"0007-f9051ffe-5a67-4b9a-8153-348ef3473f30","type":"basic.constant","selected":false,"x":930,"y":29,"ports":[{"id":"18b04478-4694-4669-a48f-32357715df40","type":"port.output","x":983.5,"y":137,"name":"constant-out","alignment":"bottom","parentNode":"0007-f9051ffe-5a67-4b9a-8153-348ef3473f30","links":["f3250bd7-ae1f-4e23-84da-43d46868b867"],"in":false,"label":"Upper Threshold","hideLabel":true}],"data":{"name":"Upper Threshold","value":"255","local":true}},"f806ef4a-e93e-4f4f-b734-1038ea866f2f":{"id":"f806ef4a-e93e-4f4f-b734-1038ea866f2f","type":"basic.code","selected":false,"x":438,"y":189,"ports":[{"id":"59603b38-95d6-4aa5-bf46-2da84fb27d42","type":"port.input","x":439,"y":419.16668701171875,"name":"Img","alignment":"left","parentNode":"f806ef4a-e93e-4f4f-b734-1038ea866f2f","links":["b943922c-204d-4eb8-805e-c4da5aa37b81"],"in":true,"label":"Img","hideLabel":false},{"id":"7a2fd55f-43f0-491a-9869-bdad5d2878bd","type":"port.input","x":439,"y":578.8333129882812,"name":"Enable","alignment":"left","parentNode":"f806ef4a-e93e-4f4f-b734-1038ea866f2f","links":["01a916fa-71ef-4da4-bec7-ca1546f73517"],"in":true,"label":"Enable","hideLabel":false},{"id":"821a3b6b-8e70-4c76-a64d-fbeb391a778c","type":"port.output","x":1228.6500244140625,"y":499,"name":"Out","alignment":"right","parentNode":"f806ef4a-e93e-4f4f-b734-1038ea866f2f","links":["bbee7a56-acd0-4444-aed2-5e253ee3d954"],"in":false,"label":"Out","hideLabel":false},{"id":"572d3bde-0f1e-4818-8ff2-bdd44afe0f3d","type":"port.parameter","x":688.0333251953125,"y":259.5,"name":"LowerThreshold","alignment":"top","parentNode":"f806ef4a-e93e-4f4f-b734-1038ea866f2f","links":["da170d40-db28-4bdd-bc4b-bc7e7dabd8a6"],"in":true,"label":"LowerThreshold","hideLabel":false},{"id":"52f00a3c-e025-4ce2-93cd-cbd4e094953f","type":"port.parameter","x":980.0499877929688,"y":259.5,"name":"UpperThreshold","alignment":"top","parentNode":"f806ef4a-e93e-4f4f-b734-1038ea866f2f","links":["f3250bd7-ae1f-4e23-84da-43d46868b867"],"in":true,"label":"UpperThreshold","hideLabel":false}],"data":{"code":"import cv2\nimport numpy as np\n\ndef main(inputs, outputs, parameters, synchronise):\n\n    lower = int(parameters.read_string(\"LowerThreshold\"))\n    upper = int(parameters.read_string(\"UpperThreshold\"))\n    \n    auto_enable = False\n    try:\n        enable = inputs.read_number(\"Enable\")\n    except Exception:\n        auto_enable = True\n\n    while(auto_enable or inputs.read_number('Enable')):\n        frame = inputs.read_image(\"Img\")\n        if frame is None:\n            continue\n\n        frame = cv2.cvtColor(frame, cv2.COLOR_BGR2GRAY)\n        (T, thresh) = cv2.threshold(frame, lower, upper, cv2.THRESH_BINARY)\n        output = cv2.cvtColor(thresh, cv2.COLOR_GRAY2BGR)\n        \n        outputs.share_image('Out', output)\n\n        synchronise()","frequency":"30","params":[{"name":"LowerThreshold"},{"name":"UpperThreshold"}],"ports":{"in":[{"name":"Img"},{"name":"Enable"}],"out":[{"name":"Out"}]},"size":{"width":"675px","height":"19px"}}}}}]},"version":"3.0","package":{"name":"Threshold","version":"2.0.0","description":"Thresholds an Image","author":"Muhammad Taha Suhail, Toshan Luktuke","image":""},"design":{"board":"Python3-Noetic","graph":{"blocks":[{"id":"6186d0d6-3c11-4de7-bc7c-ea8d2423a0a0","type":"93u77gXhs16NOjMduXFQ5PRoGZD8vm6s6KTj0OQB","data":{},"position":{"x":1470,"y":98}},{"id":"e74273e2-7627-4894-9e90-e222ace00f12","type":"basic.input","data":{"name":"Img"},"position":{"x":254,"y":397}},{"id":"5417296c-007c-4a49-b5ce-c483cee7bfc1","type":"basic.input","data":{"name":"Enable"},"position":{"x":257,"y":562}},{"id":"c6fa109d-9ae4-4d62-ad1c-04dd4990f982","type":"basic.output","data":{"name":"Out"},"position":{"x":1335,"y":461}},{"id":"0006-b23e1306-c0d6-459f-8e46-5ac28f2e94f1","type":"basic.constant","data":{"name":"Lower Threshold","value":"127","local":true},"position":{"x":645,"y":30}},{"id":"0007-f9051ffe-5a67-4b9a-8153-348ef3473f30","type":"basic.constant","data":{"name":"Upper Threshold","value":"255","local":true},"position":{"x":930,"y":29}},{"id":"f806ef4a-e93e-4f4f-b734-1038ea866f2f","type":"basic.code","data":{"code":"import cv2\nimport numpy as np\n\ndef main(inputs, outputs, parameters, synchronise):\n\n    lower = int(parameters.read_string(\"LowerThreshold\"))\n    upper = int(parameters.read_string(\"UpperThreshold\"))\n    \n    auto_enable = False\n    try:\n        enable = inputs.read_number(\"Enable\")\n    except Exception:\n        auto_enable = True\n\n    while(auto_enable or inputs.read_number('Enable')):\n        frame = inputs.read_image(\"Img\")\n        if frame is None:\n            continue\n\n        frame = cv2.cvtColor(frame, cv2.COLOR_BGR2GRAY)\n        (T, thresh) = cv2.threshold(frame, lower, upper, cv2.THRESH_BINARY)\n        output = cv2.cvtColor(thresh, cv2.COLOR_GRAY2BGR)\n        \n        outputs.share_image('Out', output)\n\n        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cv2\nimport numpy as np\n\ndef main(inputs, outputs, parameters, synchronise):\n\n    lower = parameters.read_number(\"LowerThreshold\")\n    upper = parameters.read_number(\"UpperThreshold\")\n    \n    auto_enable = False\n    try:\n        enable = inputs.read_number(\"Enable\")\n    except Exception:\n        auto_enable = True\n\n    while(auto_enable or inputs.read_number('Enable')):\n        frame = inputs.read_image(\"Img\")\n        if frame is None:\n            continue\n\n        frame = cv2.cvtColor(frame, cv2.COLOR_BGR2GRAY)\n        (T, thresh) = cv2.threshold(frame, lower, upper, cv2.THRESH_BINARY)\n        output = cv2.cvtColor(thresh, cv2.COLOR_GRAY2BGR)\n        \n        outputs.share_image('Out', output)\n\n        synchronise()","frequency":"30","params":[{"name":"LowerThreshold"},{"name":"UpperThreshold"}],"ports":{"in":[{"name":"Img"},{"name":"Enable"}],"out":[{"name":"Out"}]},"size":{"width":"727px","height":"500px"}}},"0004-ac7002a6-40c7-4418-962f-7c675c6f001e":{"id":"0004-ac7002a6-40c7-4418-962f-7c675c6f001e","type":"basic.constant","selected":false,"x":716,"y":65,"ports":[{"id":"3fd3f5a4-258f-4dbd-b514-550dceded179","type":"port.output","x":769.5,"y":173,"name":"constant-out","alignment":"bottom","parentNode":"0004-ac7002a6-40c7-4418-962f-7c675c6f001e","links":["ae48c6f9-0338-475b-ad0f-c6903c04afe3"],"in":false,"label":"Lower Threshold","hideLabel":true}],"data":{"name":"Lower 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Luktuke","image":"data:image/svg+xml;base64,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"},"design":{"board":"Python3-Noetic","graph":{"blocks":[{"id":"ab27ff70-412a-4feb-b328-824b9555dee8","type":"basic.input","data":{"name":"Img"},"position":{"x":339,"y":427}},{"id":"1c04d721-6333-406c-888f-50596ce70b5b","type":"basic.input","data":{"name":"Enable"},"position":{"x":339,"y":640}},{"id":"33dd5494-98bc-4b04-8a69-51b382dcab04","type":"basic.code","data":{"code":"import cv2\nimport numpy as np\n\ndef main(inputs, outputs, parameters, synchronise):\n\n    lower = parameters.read_number(\"LowerThreshold\")\n    upper = parameters.read_number(\"UpperThreshold\")\n    \n    auto_enable = False\n    try:\n        enable = inputs.read_number(\"Enable\")\n    except Exception:\n        auto_enable = True\n\n    while(auto_enable or inputs.read_number('Enable')):\n        frame = inputs.read_image(\"Img\")\n        if frame is None:\n            continue\n\n        frame = cv2.cvtColor(frame, cv2.COLOR_BGR2GRAY)\n        (T, thresh) = cv2.threshold(frame, lower, upper, cv2.THRESH_BINARY)\n        output = cv2.cvtColor(thresh, cv2.COLOR_GRAY2BGR)\n        \n        outputs.share_image('Out', output)\n\n        synchronise()","frequency":"30","params":[{"name":"LowerThreshold"},{"name":"UpperThreshold"}],"ports":{"in":[{"name":"Img"},{"name":"Enable"}],"out":[{"name":"Out"}]},"size":{"width":"727px","height":"14px"}},"position":{"x":496,"y":229}},{"id":"0004-ac7002a6-40c7-4418-962f-7c675c6f001e","type":"basic.constant","data":{"name":"Lower Threshold","value":"127","local":true},"position":{"x":716,"y":65}},{"id":"0005-112cbdff-42c7-474a-9fa5-68735f94a527","type":"basic.constant","data":{"name":"Upper Threshold","value":"255","local":true},"position":{"x":1019,"y":66}},{"id":"c818c9da-dc27-4ce7-895a-24e94bdfcc16","type":"basic.output","data":{"name":"Out"},"position":{"x":1466,"y":521}}],"wires":[{"source":{"block":"0004-ac7002a6-40c7-4418-962f-7c675c6f001e","port":"constant-out","name":"Lower Threshold"},"target":{"block":"33dd5494-98bc-4b04-8a69-51b382dcab04","port":"LowerThreshold","name":"LowerThreshold"}},{"source":{"block":"0005-112cbdff-42c7-474a-9fa5-68735f94a527","port":"constant-out","name":"Upper Threshold"},"target":{"block":"33dd5494-98bc-4b04-8a69-51b382dcab04","port":"UpperThreshold","name":"UpperThreshold"}},{"source":{"block":"1c04d721-6333-406c-888f-50596ce70b5b","port":"input-out","name":"Enable"},"target":{"block":"33dd5494-98bc-4b04-8a69-51b382dcab04","port":"Enable","name":"Enable"}},{"source":{"block":"ab27ff70-412a-4feb-b328-824b9555dee8","port":"input-out","name":"Img"},"target":{"block":"33dd5494-98bc-4b04-8a69-51b382dcab04","port":"Img","name":"Img"}},{"source":{"block":"33dd5494-98bc-4b04-8a69-51b382dcab04","port":"Out","name":"Out"},"target":{"block":"c818c9da-dc27-4ce7-895a-24e94bdfcc16","port":"output-in","name":"output-in"}}]}},"dependencies":{}}
\ No newline at end of file