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Loading images from file in Flutter


How do I check whether a file exists without exceptions?How do I copy a file in Python?How do I create a Java string from the contents of a file?Lazy load of images in ListViewUndo working copy modifications of one file in Git?How do I include a JavaScript file in another JavaScript file?How to get the value from the GET parameters?Writing files in Node.jsHow to read a file line-by-line into a list?How do you append to a file in Python?






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0















I've tried using Image.file() by providing a File object made from an absolute URL string which I obtain from UIImagePickerController on iOS. Here's my code



//this line gets the absolute string from the URL of the file selected by user
var urlString = await platformChannel.invokeMethod("letUserPickImage")

//create File
File imageFile = File(urlString)

//create Image from File
Image.file(
imageFile,
height: 50,
weight: 50,
fit: BoxFit.contain,
),


However, the app crashes with message that the file pointed to doesn't exist, although the file exists.



Any help appreciated










share|improve this question






















  • The file does not exist if the error message states this. Your path is not transported correctly.

    – creativecreatorormaybenot
    Mar 22 at 19:25











  • The error message in the logs in VS Code show the output URL in the message saying it doesn't exist. However, when I CMD+Click on the link in the logs, it takes me to the file on the laptop's hard drive. So the path exists is what I can make out from that

    – krishnakeshan
    Mar 23 at 4:16











  • So it does not exist on your iOS Simulator? Why do you expect to be able to get files from your hard drive on your iOS device?

    – creativecreatorormaybenot
    Mar 23 at 14:15

















0















I've tried using Image.file() by providing a File object made from an absolute URL string which I obtain from UIImagePickerController on iOS. Here's my code



//this line gets the absolute string from the URL of the file selected by user
var urlString = await platformChannel.invokeMethod("letUserPickImage")

//create File
File imageFile = File(urlString)

//create Image from File
Image.file(
imageFile,
height: 50,
weight: 50,
fit: BoxFit.contain,
),


However, the app crashes with message that the file pointed to doesn't exist, although the file exists.



Any help appreciated










share|improve this question






















  • The file does not exist if the error message states this. Your path is not transported correctly.

    – creativecreatorormaybenot
    Mar 22 at 19:25











  • The error message in the logs in VS Code show the output URL in the message saying it doesn't exist. However, when I CMD+Click on the link in the logs, it takes me to the file on the laptop's hard drive. So the path exists is what I can make out from that

    – krishnakeshan
    Mar 23 at 4:16











  • So it does not exist on your iOS Simulator? Why do you expect to be able to get files from your hard drive on your iOS device?

    – creativecreatorormaybenot
    Mar 23 at 14:15













0












0








0








I've tried using Image.file() by providing a File object made from an absolute URL string which I obtain from UIImagePickerController on iOS. Here's my code



//this line gets the absolute string from the URL of the file selected by user
var urlString = await platformChannel.invokeMethod("letUserPickImage")

//create File
File imageFile = File(urlString)

//create Image from File
Image.file(
imageFile,
height: 50,
weight: 50,
fit: BoxFit.contain,
),


However, the app crashes with message that the file pointed to doesn't exist, although the file exists.



Any help appreciated










share|improve this question














I've tried using Image.file() by providing a File object made from an absolute URL string which I obtain from UIImagePickerController on iOS. Here's my code



//this line gets the absolute string from the URL of the file selected by user
var urlString = await platformChannel.invokeMethod("letUserPickImage")

//create File
File imageFile = File(urlString)

//create Image from File
Image.file(
imageFile,
height: 50,
weight: 50,
fit: BoxFit.contain,
),


However, the app crashes with message that the file pointed to doesn't exist, although the file exists.



Any help appreciated







ios file url flutter uri






share|improve this question













share|improve this question











share|improve this question




share|improve this question










asked Mar 22 at 17:21









krishnakeshankrishnakeshan

858




858












  • The file does not exist if the error message states this. Your path is not transported correctly.

    – creativecreatorormaybenot
    Mar 22 at 19:25











  • The error message in the logs in VS Code show the output URL in the message saying it doesn't exist. However, when I CMD+Click on the link in the logs, it takes me to the file on the laptop's hard drive. So the path exists is what I can make out from that

    – krishnakeshan
    Mar 23 at 4:16











  • So it does not exist on your iOS Simulator? Why do you expect to be able to get files from your hard drive on your iOS device?

    – creativecreatorormaybenot
    Mar 23 at 14:15

















  • The file does not exist if the error message states this. Your path is not transported correctly.

    – creativecreatorormaybenot
    Mar 22 at 19:25











  • The error message in the logs in VS Code show the output URL in the message saying it doesn't exist. However, when I CMD+Click on the link in the logs, it takes me to the file on the laptop's hard drive. So the path exists is what I can make out from that

    – krishnakeshan
    Mar 23 at 4:16











  • So it does not exist on your iOS Simulator? Why do you expect to be able to get files from your hard drive on your iOS device?

    – creativecreatorormaybenot
    Mar 23 at 14:15
















The file does not exist if the error message states this. Your path is not transported correctly.

– creativecreatorormaybenot
Mar 22 at 19:25





The file does not exist if the error message states this. Your path is not transported correctly.

– creativecreatorormaybenot
Mar 22 at 19:25













The error message in the logs in VS Code show the output URL in the message saying it doesn't exist. However, when I CMD+Click on the link in the logs, it takes me to the file on the laptop's hard drive. So the path exists is what I can make out from that

– krishnakeshan
Mar 23 at 4:16





The error message in the logs in VS Code show the output URL in the message saying it doesn't exist. However, when I CMD+Click on the link in the logs, it takes me to the file on the laptop's hard drive. So the path exists is what I can make out from that

– krishnakeshan
Mar 23 at 4:16













So it does not exist on your iOS Simulator? Why do you expect to be able to get files from your hard drive on your iOS device?

– creativecreatorormaybenot
Mar 23 at 14:15





So it does not exist on your iOS Simulator? Why do you expect to be able to get files from your hard drive on your iOS device?

– creativecreatorormaybenot
Mar 23 at 14:15












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