OCRApiService.comが開発者に提供するコードに関する質問があります。OCRApiService.com SDKの問題?
これは、彼らが提供するコードです:
//author : Altaf A. M.
//Code Snippet to convert the captured/picker'd (sic) image via OCRApiService
//Input parameter: UIImage
//output parameter: NSString
//updates possible(rather necessary): integrate it asynchronously
- (NSString *) upload:(UIImage *)myImage
{
NSString *urlString = @"http://api.ocrapiservice.com/1.0/rest/ocr";
NSMutableURLRequest *request = [[[NSMutableURLRequest alloc] init] autorelease];
[request setURL:[NSURL URLWithString:urlString]];
[request setHTTPMethod:@"POST"];
NSMutableData *body = [NSMutableData data];
NSString *boundary = [NSString stringWithString:@"---------------------------14737809831466499882746641449"];
NSString *contentType = [NSString stringWithFormat:@"multipart/form-data; boundary=%@", boundary];
[request addValue:contentType forHTTPHeaderField:@"Content-Type"];
// file
// NSData *imageData = UIImagePNGRepresentation(myImage);
NSData *imageData = UIImageJPEGRepresentation(myImage, 1.0);
[body appendData:[[NSString stringWithFormat:@"--%@", boundary] dataUsingEncoding:NSUTF8StringEncoding]];
[body appendData:[[NSString stringWithString:@"Content-Disposition: attachment; name=\"image\"; filename=\".jpg\""] dataUsingEncoding:NSUTF8StringEncoding]];
[body appendData:[[NSString stringWithString:@"Content-Type: application/octet-stream"] dataUsingEncoding:NSUTF8StringEncoding]];
[body appendData:[NSData dataWithData:imageData]];
[body appendData:[[NSString stringWithString:@""] dataUsingEncoding:NSUTF8StringEncoding]];
// Text parameter1
NSString *param1 = @"en";
[body appendData:[[NSString stringWithFormat:@"--%@", boundary] dataUsingEncoding:NSUTF8StringEncoding]];
[body appendData:[[NSString stringWithFormat:@"Content-Disposition: form-data; name=\"language\""] dataUsingEncoding:NSUTF8StringEncoding]];
[body appendData:[[NSString stringWithString:param1] dataUsingEncoding:NSUTF8StringEncoding]];
[body appendData:[[NSString stringWithString:@""] dataUsingEncoding:NSUTF8StringEncoding]];
// Another text parameter
NSString *param2 = @"YOUR_API_KEY";
[body appendData:[[NSString stringWithFormat:@"--%@", boundary] dataUsingEncoding:NSUTF8StringEncoding]];
[body appendData:[[NSString stringWithFormat:@"Content-Disposition: form-data; name=\"apikey\""] dataUsingEncoding:NSUTF8StringEncoding]];
[body appendData:[[NSString stringWithString:param2] dataUsingEncoding:NSUTF8StringEncoding]];
[body appendData:[[NSString stringWithString:@""] dataUsingEncoding:NSUTF8StringEncoding]];
// close form
[body appendData:[[NSString stringWithFormat:@"--%@--", boundary] dataUsingEncoding:NSUTF8StringEncoding]];
// set request body
[request setHTTPBody:body];
//return and test
NSData *returnData = [NSURLConnection sendSynchronousRequest:request returningResponse:nil error:nil];
NSString *returnedString = [[[NSString alloc] initWithData:returnData encoding:NSUTF8StringEncoding] autorelease];
// NSLog(@"received string = %@", returnString);
// UIAlertView *returnedText = [[UIAlertView alloc] initWithTitle:@"Returned Text" message:[NSString stringWithFormat:@"%@", returnString] delegate:self cancelButtonTitle:@"Ok" otherButtonTitles:nil];
// [returnedText show ];
// [returnedText release];
return returnedString;
}
私は私のAPIキーに入れたが、問題は、私は、このメソッドを呼び出したときに、私はドキュメントによると
received string = HTTP/1.1 400 Bad Request
The language parameter is missing
を取得し、私が持っています言語を正しく設定しましたが、なぜこのエラーメッセージが表示されるのかわかりません。
ありがとう!
私はこれをうまく動作させるのに役立つ誰にも賞金を提供したいと思います! –
また、returnedString変数は、このエラーメッセージが表示される場所です。 –