public async Task Invoke(IReadOnlyDictionary <string, string> parameters, HSSettings settingsContext)
{
// TODO: If it is the first time the user invokes this command, we want to tell him that he can stop recording by pressing the same button again
if (IsScreenRecorderRunning())
{
// We allow only one instance running. If the user invokes this task another time, he likely wanted to stop recording.
// TODO: Add UI and trigger cancellation manually via mouse
StopCurrentScreenRecorder(false);
return;
}
var recording = await PerformScreenRecording(settingsContext);
if (recording == null)
{
return; // User likely cancelled recording
}
// Every actionAfterCapture depends on the file in some way
// Sometimes, it will be saved to a specified path
// In that case, we want to first move the file to the target destination and then perform the action with that new path
// Otherwise, we use the file in the temp dir
if (settingsContext.SaveToLocalDisk)
{
var destDir = settingsContext.ExpandedSavePath;
if (!Directory.Exists(destDir))
{
IO.HolzShotsPaths.EnsureDirectory(destDir);
}
var extensionWithDot = Path.GetExtension(recording.FilePath);
var targetFileName = FileNamePatternFormatter.GetFileNameFromPattern(
recording.GetMetadata(),
settingsContext.SaveVideoFileNamePattern
);
var fullTargetFilePath = Path.Combine(destDir, targetFileName + extensionWithDot);
FileEx.MoveAndRenameInsteadOfOverwrite(recording.FilePath, fullTargetFilePath);
recording = recording with {
FilePath = fullTargetFilePath
};
}
await InvokeAfterCaptureAction(recording, settingsContext);
}
private static void SaveScreenshot(Screenshot shot, string ensuredDestinationDirectory, HSSettings settingsContext)
{
var format = ImageFormat.Png;
var extensionAndMimeType = ImageFormatInformation.GetExtensionAndMimeType(format);
Debug.Assert(shot.Image.GetType() == typeof(Bitmap));
var screenshotImage = shot.Image.GetType() == typeof(Bitmap)
? shot.Image
: new Bitmap(shot.Image);
if (settingsContext.EnableSmartFormatForSaving && ImageFormatAnalyser.IsOptimizable(screenshotImage))
{
format = ImageFormatAnalyser.GetBestFittingFormat(screenshotImage);
extensionAndMimeType = format.GetExtensionAndMimeType();
Debug.Assert(!string.IsNullOrWhiteSpace(extensionAndMimeType.FileExtension));
}
var pattern = settingsContext.SaveImageFileNamePattern;
var patternData = shot.GetFileMetadata(format);
string name;
try
{
name = FileNamePatternFormatter.GetFileNameFromPattern(patternData, pattern);
}
catch (PatternSyntaxException)
{
NotificationManager.InvalidFilePattern(pattern);
return;
}
var fileName = Path.ChangeExtension(name, extensionAndMimeType.FileExtension);
var path = GetAbsolutePath(ensuredDestinationDirectory, fileName);
var freePath = FileEx.GetUnusedFileNameFromCandidate(path);
screenshotImage.Save(freePath, format);
_lastFileName = path;
}