public async System.Threading.Tasks.Task <ActionResult> UploadVedioAsync()
{
try
{
var file = System.Web.HttpContext.Current.Request.Files[0];
if (file.InputStream.Length == 0)
{
return(Json(new { isok = false, msg = "上传失败，视频大小不能空", Path = "" }, JsonRequestBehavior.AllowGet));
}
if (file.InputStream.Length > 20971520)
{
return(Json(new { isok = false, msg = "上传失败，视频文件不能超过20MB", Path = "" }, JsonRequestBehavior.AllowGet));
}
string fileType = System.IO.Path.GetExtension(file.FileName).ToLower();
string[] VideoType = new string[] { ".mpeg4", ".mp4", ".mov", ".avi", ".wmv", ".3gp" };
if (!VideoType.Contains <string>(fileType.ToLower()))
{
return(Json(new { isok = false, msg = "不支持的格式,目前视频格式暂支持.mpeg4,.mp4,.mov,.avi,.wmv,.3gp" }, JsonRequestBehavior.AllowGet));
}
byte[] byteData = new byte[file.InputStream.Length];
string tempurl = string.Empty;
string tempkey = VideoAliMtsHelper.GetOssVideoKey(fileType.Replace(".", ""), true, out tempurl);
Stream fileStream = file.InputStream;
if (null != fileStream)
{
using (System.IO.BinaryReader br = new System.IO.BinaryReader(fileStream))
{
byteData = br.ReadBytes(file.ContentLength);
}
}
if (null == byteData)
{
log4net.LogHelper.WriteInfo(this.GetType(), "视频获取byte[]失败！");
return(Json(new { isok = false, msg = "系统错误！请联系管理员." }));
}
bool putrsult = AliOSSHelper.PutObjectFromByteArray(tempkey, byteData, 1, fileType.ToLower());
Tuple <string, string> pathDic = await C_AttachmentVideoBLL.SingleModel.GetConvertVideoPathAsync(tempkey);
return(Json(new { isok = true, msg = "上传成功", videoconvert = pathDic.Item2, Vid = 0, soucepath = pathDic.Item1 }));
}
catch (Exception ex)
{
return(Json(new { isok = false, msg = "系统错误，请重新尝试" + ex.Message, Path = "" }));
}
}
/// <summary>
/// 此方法由APP调用。不可删除
/// </summary>
/// <param name="context"></param>
public void ProcessRequest(HttpContext context)
{
//因图文混排视频直接显示，设两个返回的临时视频地址
var reVideoUrl = string.Empty;
var rePostUrl = string.Empty;
context.Response.ContentType = "text/html";
string name = context.Request["name"];
HttpPostedFile file = context.Request.Files[name];
try
{
int minsnsId = 0;
int.TryParse(context.Request["minsnsId"], out minsnsId);
var tempurl = string.Empty;
string fileExtension = System.IO.Path.GetExtension(file.FileName).ToLower();
int flag = 0;//标志是否需要转换
List <string> extents = new List <string> {
".mp4", ".ogg", ".mpeg4", ".webm", ".MP4", ".OGG", ".MPEG4", ".WEBM"
};
string posterUploadDirectory = Path.Combine(ConfigurationManager.AppSettings["ImgUploadUrl4"], "videoposter", "mp4", DateTime.Now.Year.ToString(), DateTime.Now.Month.ToString());
var tempkey = VideoAliMtsHelper.GetOssVideoKey(fileExtension.Replace(".", ""), true, out tempurl);
var byteData = new byte[file.ContentLength];
var fileStream = file.InputStream;
if (null != fileStream)
{
using (System.IO.BinaryReader br = new System.IO.BinaryReader(fileStream))
{
byteData = br.ReadBytes(file.ContentLength);
}
}
if (null == byteData)
{
log4net.LogHelper.WriteInfo(this.GetType(), "视频获取byte[]失败！");
context.Response.Write(new JavaScriptSerializer().Serialize(new { result = 0, msg = "系统错误！请联系管理员." }));
}
var putrsult = AliOSSHelper.PutObjectFromByteArray(tempkey, byteData, 1, fileExtension.Replace(".", ""));
if (extents.Contains(fileExtension))
{
flag = 1;
}
VideoAttachment video = new VideoAttachment();
video.CreateDate = DateTime.Now;
video.VideoSize = (file.ContentLength / (1024 * 1024.0)).ToString("N2");//单位为M
//无需转换
if (1 == flag)
{
video.Status = 1;
video.ConvertFilePath = VideoAliMtsHelper.GetUrlFromKey(tempkey.Replace("temp/", ""));
}
else
{
var regex = new Regex(@"(?i)\.[\S]*");
video.ConvertFilePath = VideoAliMtsHelper.GetUrlFromKey(regex.Replace(tempkey.Replace("temp/", ""), ".mp4"));
video.Status = -2;//待转换
}
video.UserId = int.Parse(context.Request.Form["UId"] ?? "0");
video.Fid = minsnsId;
video.SourceFilePath = tempkey;
int Vid = Convert.ToInt32(VideoAttachmentBLL.SingleModel.Add(video));
context.Response.Write(new JavaScriptSerializer().Serialize(new { result = "ok", msg = "上传成功", Vid = Vid }));
}
catch (Exception ex)
{
StringHelper.WriteOperateLog("error", ex.Message);
context.Response.Write("");
}
}