public async Task <(bool, string)> AsyncGenrateGif(Movie movie)
{
bool result = true;
string message = "";
string GifPath = BasePicPath + "Gif\\" + movie.id + ".gif";
if (!File.Exists(Properties.Settings.Default.FFMPEG_Path))
{
result = false; message = Jvedio.Language.Resources.Message_SetFFmpeg; return(result, message);
}
if (!Directory.Exists(BasePicPath + "Gif\\"))
{
Directory.CreateDirectory(BasePicPath + "Gif\\");
}
string[] cutoffArray = MediaParse.GetCutOffArray(movie.filepath); //获得影片长度数组
if (cutoffArray.Length == 0)
{
result = false; message = Jvedio.Language.Resources.FailToCutOffVideo; return(result, message);
}
string cutofftime = cutoffArray[new Random().Next(cutoffArray.Length - 1)];
object[] list = new object[] { cutofftime, movie.filepath, GifPath };
await BeginGenGif(list);
if (!File.Exists(GifPath))
{
result = false;
message = $"{Jvedio.Language.Resources.FailToGenerate} {GifPath}";
}
return(result, message);
}
public bool ScreenShot(string id)
{
if (!File.Exists(Properties.Settings.Default.FFMPEG_Path))
{
return(false);
}
Movie movie = DataBase.SelectMovieByID(id);
int SemaphoreNum = vieModel.ScreenShot_Num;
string ScreenShotPath = "";
if (Properties.Settings.Default.ScreenShotToExtraPicPath)
{
ScreenShotPath = BasePicPath + "ExtraPic\\" + movie.id;
}
else
{
ScreenShotPath = BasePicPath + "ScreenShot\\" + movie.id;
}
if (!Directory.Exists(ScreenShotPath))
{
Directory.CreateDirectory(ScreenShotPath);
}
string[] cutoffArray = MediaParse.GetCutOffArray(movie.filepath); //获得影片长度数组
if (cutoffArray.Length == 0)
{
return(false);
}
SemaphoreScreenShot = new Semaphore(SemaphoreNum, SemaphoreNum);
vieModel.ScreenShot_TotalNum_S = cutoffArray.Count();
vieModel.ScreenShot_CurrentProgress_S = 0;
for (int i = 0; i < cutoffArray.Count(); i++)
{
List <object> list = new List <object>()
{
cutoffArray[i], i.ToString(), movie.filepath, ScreenShotPath
};
Thread threadObject = new Thread(BeginScreenShot);
threadObject.Start(list);
}
//等待直到所有线程完成
while (vieModel.ScreenShot_CurrentProgress_S < vieModel.ScreenShot_TotalNum_S)
{
Task.Delay(500).Wait();
}
return(true);
}
private bool GenGif(string id)
{
Movie movie = DataBase.SelectMovieByID(id);
string[] cutoffArray = MediaParse.GetCutOffArray(movie.filepath); //获得影片长度数组
if (cutoffArray.Count() < 2)
{
return(false);
}
string cutoffTime = cutoffArray[new Random().Next(1, cutoffArray.Count() - 1)];
string filePath = movie.filepath;
string GifSavePath = BasePicPath + "Gif\\";
if (!Directory.Exists(GifSavePath))
{
Directory.CreateDirectory(GifSavePath);
}
GifSavePath += id + ".gif";
if (string.IsNullOrEmpty(cutoffTime))
{
return(false);
}
if (!File.Exists(Properties.Settings.Default.FFMPEG_Path))
{
return(false);
}
System.Diagnostics.Process p = new System.Diagnostics.Process();
p.StartInfo.FileName = "cmd.exe";
p.StartInfo.UseShellExecute = false; //是否使用操作系统shell启动
p.StartInfo.RedirectStandardInput = true; //接受来自调用程序的输入信息
p.StartInfo.RedirectStandardOutput = true; //由调用程序获取输出信息
p.StartInfo.RedirectStandardError = true; //重定向标准错误输出
p.StartInfo.CreateNoWindow = true; //不显示程序窗口
p.Start(); //启动程序
int width = vieModel.Gif_Width;
int height = vieModel.Gif_Height;
string str = $"\"{Properties.Settings.Default.FFMPEG_Path}\" -y -t {vieModel.Gif_Length} -ss {cutoffTime} -i \"{filePath}\" -s {width}x{height} \"{GifSavePath}\"";
p.StandardInput.WriteLine(str + "&exit");
p.StandardInput.AutoFlush = true;
string output = p.StandardOutput.ReadToEnd();
p.WaitForExit();//等待程序执行完退出进程
p.Close();
return(true);
}
public async Task <(bool, string)> AsyncGenrateGif(Movie movie)
{
bool result = true;
string message = "";
string GifPath = "";
if (!File.Exists(Properties.Settings.Default.FFMPEG_Path))
{
result = false; message = "未配置 FFmpeg.exe 路径"; return(result, message);
}
int num = Properties.Settings.Default.ScreenShot_ThreadNum;
GifPath = BasePicPath + "Gif\\" + movie.id + ".gif";
if (!Directory.Exists(BasePicPath + "Gif\\"))
{
Directory.CreateDirectory(BasePicPath + "Gif\\");
}
string[] cutoffArray = MediaParse.GetCutOffArray(movie.filepath); //获得影片长度数组
if (cutoffArray.Length == 0)
{
result = false; message = "未成功分割影片截图"; return(result, message);
}
string cutofftime = cutoffArray[new Random().Next(cutoffArray.Length - 1)];
object[] list = new object[] { cutofftime, movie.filepath, GifPath };
await BeginGenGif(list);
if (!File.Exists(GifPath))
{
result = false;
message = $"未成功生成 {GifPath}";
}
return(result, message);
}
public async Task <(bool, string)> AsyncScreenShot(Movie movie)
{
bool result = true;
string message = "";
List <string> outputPath = new List <string>();
await Task.Run(() => {
// n 个线程截图
if (!File.Exists(Properties.Settings.Default.FFMPEG_Path))
{
result = false; message = "未配置 FFmpeg.exe 路径"; return;
}
int num = Properties.Settings.Default.ScreenShot_ThreadNum;
string ScreenShotPath = "";
if (Properties.Settings.Default.ScreenShotToExtraPicPath)
{
ScreenShotPath = BasePicPath + "ExtraPic\\" + movie.id;
}
else
{
ScreenShotPath = BasePicPath + "ScreenShot\\" + movie.id;
}
if (!Directory.Exists(ScreenShotPath))
{
Directory.CreateDirectory(ScreenShotPath);
}
string[] cutoffArray = MediaParse.GetCutOffArray(movie.filepath); //获得影片长度数组
if (cutoffArray.Length == 0)
{
result = false; message = "未成功分割影片截图"; return;
}
int SemaphoreNum = cutoffArray.Length > 10 ? 10 : cutoffArray.Length;//最多 10 个线程截图
SemaphoreScreenShot = new Semaphore(SemaphoreNum, SemaphoreNum);
ScreenShotCurrent = 0;
int ScreenShotTotal = cutoffArray.Count();
ScreenShotLockObject = new object();
for (int i = 0; i < cutoffArray.Count(); i++)
{
outputPath.Add($"{ScreenShotPath}\\ScreenShot-{i.ToString().PadLeft(2, '0')}.jpg");
List <object> list = new List <object>()
{
cutoffArray[i], i.ToString(), movie.filepath, ScreenShotPath
};
Thread threadObject = new Thread(BeginScreenShot);
threadObject.Start(list);
}
//等待直到所有线程结束
while (ScreenShotCurrent != ScreenShotTotal)
{
Task.Delay(100).Wait();
}
//cmdTextBox.AppendText($"已启用 {cutoffArray.Count()} 个线程， 3-10S 后即可截图成功\n");
});
foreach (var item in outputPath)
{
if (!File.Exists(item))
{
result = false;
message = $"未成功生成 {item}";
break;
}
}
return(result, message);
}
public async Task <(bool, string)> AsyncScreenShot(Movie movie)
{
bool result = true;
string message = "";
List <string> outputPath = new List <string>();
await Task.Run(() => {
// n 个线程截图
if (!File.Exists(Properties.Settings.Default.FFMPEG_Path))
{
result = false; message = Jvedio.Language.Resources.Message_SetFFmpeg; return;
}
int num = Properties.Settings.Default.ScreenShot_ThreadNum;
string ScreenShotPath = "";
ScreenShotPath = BasePicPath + "ScreenShot\\" + movie.id;
if (!Directory.Exists(ScreenShotPath))
{
Directory.CreateDirectory(ScreenShotPath);
}
string[] cutoffArray = MediaParse.GetCutOffArray(movie.filepath); //获得影片长度数组
if (cutoffArray.Length == 0)
{
result = false; message = Jvedio.Language.Resources.FailToCutOffVideo; return;
}
if (!File.Exists(movie.filepath))
{
result = false; message = Jvedio.Language.Resources.NotExists; return;
}
int SemaphoreNum = cutoffArray.Length > 10 ? 10 : cutoffArray.Length;//最多 10 个线程截图
SemaphoreScreenShot = new Semaphore(SemaphoreNum, SemaphoreNum);
ScreenShotCurrent = 0;
int ScreenShotTotal = cutoffArray.Count();
ScreenShotLockObject = new object();
for (int i = 0; i < cutoffArray.Count(); i++)
{
outputPath.Add($"{ScreenShotPath}\\ScreenShot-{i.ToString().PadLeft(2, '0')}.jpg");
List <object> list = new List <object>()
{
cutoffArray[i], i.ToString(), movie.filepath, ScreenShotPath
};
Thread threadObject = new Thread(BeginScreenShot);
threadObject.Start(list);
}
//等待直到所有线程结束
while (ScreenShotCurrent != ScreenShotTotal)
{
Task.Delay(100).Wait();
}
});
foreach (var item in outputPath)
{
if (!File.Exists(item))
{
result = false;
message = $"{Jvedio.Language.Resources.FailToGenerate} {item}";
break;
}
}
return(result, message);
}