https://github.com/owahab/paperclip-ffmpeg   自动提取视频缩略图,还可以转换视频格式
https://github.com/thoughtbot/paperclip/  上传文件以及生成缩略图
 
1633       int QTextEngine::findItem(int strPos) const
1634 {
1635     itemize();
1636     int left = 1;
1637     int right = layoutData->items.size()-1;
1638     while(left <= right) {
1639         int middle = ((right-left)/2)+left;
1640         if (strPos > layoutData->items[middle].position)
1641             left = middle+1;
1642         else if(strPos < layoutData->items[middle].position)
1643             right = middle-1;
1644         else {
1645             return middle;
1646         }
1647     }
 
排云鹤(281559411) 18:46:20
    NSURL *url = [NSURL URLWithString:@"http://192.168.1.254:5000"];//POST
    NSURLRequest *request = [[AFHTTPClient clientWithBaseURL:url] multipartFormRequestWithMethod:@"POST" path:@"mtvs.json" parameters:[NSDictionary dictionaryWithObjectsAndKeys:@"14", @"mtv[user_id]", @"abcddeexxxxxxxxxxxx", @"mtv[title]", @"adfkajdkfjkasdf", @"mtv[description]", nil] constructingBodyWithBlock:^(id<AFMultipartFormData> formData) {
        [formData appendPartWithFileURL:[NSURL fileURLWithPath:@"/Users/cheetah/Downloads/copyright.mp4"] name:@"mtv[video]" error:nil];
    }];
    AFHTTPRequestOperation *operation = [[AFHTTPRequestOperation alloc] initWithRequest:request];
    [operation setCompletionBlockWithSuccess:^(AFHTTPRequestOperation *operation, id responseObject) {
        NSString *str = [[NSString alloc] initWithData:responseObject encoding:NSUTF8StringEncoding];
        NSLog(@"%@", str);
    } failure:^(AFHTTPRequestOperation *operation, NSError *error) {
        NSLog(@"%@", error);
    }];
    [operation start];
 
   
//    NSURL *url = [NSURL URLWithString:@"http://192.168.1.254:5000/login.json"];
//    NSURL *url = [NSURL URLWithString:@"http://192.168.1.254:5000/signup.json"];
//    NSMutableURLRequest *request = [NSMutableURLRequest requestWithURL:url];
//    [request setHTTPMethod:@"POST"];
//    
//    NSDictionary *dict = [NSDictionary dictionaryWithObjectsAndKeys:@"wcrane23", @"name", @"asss@a.aaaaaaa", @"email", @"lishan", @"password", nil];
//    NSData *data = [NSJSONSerialization dataWithJSONObject:dict options:NSJSONWritingPrettyPrinted error:nil];
//    [request setHTTPBody: data];
//    [request setValue:[NSString stringWithFormat:@"%d", data.length] forHTTPHeaderField: @"Content-Length"];
//    [request setValue:@"application/json" forHTTPHeaderField:@"Accept"];
//    [request setValue:@"application/json" forHTTPHeaderField:@"Content-Type"];
//    
//    NSHTTPURLResponse *response;
//    NSData *recData = [NSURLConnection sendSynchronousRequest:request returningResponse:&response error:nil];
//    NSString *json = [NSJSONSerialization JSONObjectWithData:recData options:NSJSONReadingAllowFragments error:nil];
//    NSLog(@"%@", json);
 
 
posted on 2013-11-03 11:19  阿里海瑟要  阅读(360)  评论(0编辑  收藏  举报