public static async Task ExportFrames(string path, string outFolder, I.OutMode mode, bool stepByStep)
{
if (Config.GetInt(Config.Key.sceneChangeFillMode) == 1)
{
string frameFile = Path.Combine(I.current.tempFolder, Paths.GetFrameOrderFilename(I.current.interpFactor));
await Blend.BlendSceneChanges(frameFile);
}
if (!mode.ToString().ToLower().Contains("vid")) // Copy interp frames out of temp folder and skip video export for image seq export
{
try
{
await ExportImageSequence(path, stepByStep);
}
catch (Exception e)
{
Logger.Log("Failed to move interpolated frames: " + e.Message);
Logger.Log("Stack Trace:\n " + e.StackTrace, true);
}
return;
}
if (IoUtils.GetAmountOfFiles(path, false, "*" + I.current.interpExt) <= 1)
{
I.Cancel("Output folder does not contain frames - An error must have occured during interpolation!", AiProcess.hasShownError);
return;
}
Program.mainForm.SetStatus("Creating output video from frames...");
try
{
string max = Config.Get(Config.Key.maxFps);
Fraction maxFps = max.Contains("/") ? new Fraction(max) : new Fraction(max.GetFloat());
bool fpsLimit = maxFps.GetFloat() > 0f && I.current.outFps.GetFloat() > maxFps.GetFloat();
bool dontEncodeFullFpsVid = fpsLimit && Config.GetInt(Config.Key.maxFpsMode) == 0;
if (!dontEncodeFullFpsVid)
{
await Encode(mode, path, Path.Combine(outFolder, await IoUtils.GetCurrentExportFilename(false, true)), I.current.outFps, new Fraction());
}
if (fpsLimit)
{
await Encode(mode, path, Path.Combine(outFolder, await IoUtils.GetCurrentExportFilename(true, true)), I.current.outFps, maxFps);
}
}
catch (Exception e)
{
Logger.Log("FramesToVideo Error: " + e.Message, false);
MessageBox.Show("An error occured while trying to convert the interpolated frames to a video.\nCheck the log for details.");
}
}
public static async Task ChunksToVideo(string tempFolder, string chunksFolder, string baseOutPath, bool isBackup = false)
{
if (IoUtils.GetAmountOfFiles(chunksFolder, true, "*" + FfmpegUtils.GetExt(I.current.outMode)) < 1)
{
I.Cancel("No video chunks found - An error must have occured during chunk encoding!", AiProcess.hasShownError);
return;
}
NmkdStopwatch sw = new NmkdStopwatch();
if (!isBackup)
{
Program.mainForm.SetStatus("Merging video chunks...");
}
try
{
DirectoryInfo chunksDir = new DirectoryInfo(chunksFolder);
foreach (DirectoryInfo dir in chunksDir.GetDirectories())
{
string suffix = dir.Name.Replace("chunks", "");
string tempConcatFile = Path.Combine(tempFolder, $"chunks-concat{suffix}.ini");
string concatFileContent = "";
foreach (string vid in IoUtils.GetFilesSorted(dir.FullName))
{
concatFileContent += $"file '{Paths.chunksDir}/{dir.Name}/{Path.GetFileName(vid)}'\n";
}
File.WriteAllText(tempConcatFile, concatFileContent);
Logger.Log($"CreateVideo: Running MergeChunks() for frames file '{Path.GetFileName(tempConcatFile)}'", true);
bool fpsLimit = dir.Name.Contains(Paths.fpsLimitSuffix);
string outPath = Path.Combine(baseOutPath, await IoUtils.GetCurrentExportFilename(fpsLimit, true));
await MergeChunks(tempConcatFile, outPath, isBackup);
if (!isBackup)
{
Task.Run(async() => { await IoUtils.TryDeleteIfExistsAsync(IoUtils.FilenameSuffix(outPath, Paths.backupSuffix)); });
}
}
}
catch (Exception e)
{
Logger.Log("ChunksToVideo Error: " + e.Message, isBackup);
if (!isBackup)
{
MessageBox.Show("An error occured while trying to merge the video chunks.\nCheck the log for details.");
}
}
Logger.Log($"Merged video chunks in {sw}", true);
}
static async Task ExportImageSequence(string framesPath, bool stepByStep)
{
Program.mainForm.SetStatus("Copying output frames...");
string desiredFormat = Config.Get(Config.Key.imgSeqFormat).ToUpper();
string availableFormat = Path.GetExtension(IoUtils.GetFilesSorted(framesPath)[0]).Remove(".").ToUpper();
string max = Config.Get(Config.Key.maxFps);
Fraction maxFps = max.Contains("/") ? new Fraction(max) : new Fraction(max.GetFloat());
bool fpsLimit = maxFps.GetFloat() > 0f && I.current.outFps.GetFloat() > maxFps.GetFloat();
bool dontEncodeFullFpsSeq = fpsLimit && Config.GetInt(Config.Key.maxFpsMode) == 0;
string framesFile = Path.Combine(framesPath.GetParentDir(), Paths.GetFrameOrderFilename(I.current.interpFactor));
if (!dontEncodeFullFpsSeq)
{
string outputFolderPath = Path.Combine(I.current.outPath, await IoUtils.GetCurrentExportFilename(false, false));
IoUtils.RenameExistingFolder(outputFolderPath);
Logger.Log($"Exporting {desiredFormat.ToUpper()} frames to '{Path.GetFileName(outputFolderPath)}'...");
if (desiredFormat.ToUpper() == availableFormat.ToUpper()) // Move if frames are already in the desired format
{
await CopyOutputFrames(framesPath, framesFile, outputFolderPath, 1, fpsLimit, false);
}
else // Encode if frames are not in desired format
{
await FfmpegEncode.FramesToFrames(framesFile, outputFolderPath, 1, I.current.outFps, new Fraction(), desiredFormat, GetImgSeqQ(desiredFormat));
}
}
if (fpsLimit)
{
string outputFolderPath = Path.Combine(I.current.outPath, await IoUtils.GetCurrentExportFilename(true, false));
Logger.Log($"Exporting {desiredFormat.ToUpper()} frames to '{Path.GetFileName(outputFolderPath)}' (Resampled to {maxFps} FPS)...");
await FfmpegEncode.FramesToFrames(framesFile, outputFolderPath, 1, I.current.outFps, maxFps, desiredFormat, GetImgSeqQ(desiredFormat));
}
if (!stepByStep)
{
await IoUtils.DeleteContentsOfDirAsync(I.current.interpFolder);
}
}
public static async Task EncodeChunk(string outPath, string interpDir, int chunkNo, I.OutMode mode, int firstFrameNum, int framesAmount)
{
string framesFileFull = Path.Combine(I.current.tempFolder, Paths.GetFrameOrderFilename(I.current.interpFactor));
string concatFile = Path.Combine(I.current.tempFolder, Paths.GetFrameOrderFilenameChunk(firstFrameNum, firstFrameNum + framesAmount));
File.WriteAllLines(concatFile, IoUtils.ReadLines(framesFileFull).Skip(firstFrameNum).Take(framesAmount));
List <string> inputFrames = JsonConvert.DeserializeObject <List <string> >(File.ReadAllText(framesFileFull + ".inputframes.json")).Skip(firstFrameNum).Take(framesAmount).ToList();
if (Config.GetInt(Config.Key.sceneChangeFillMode) == 1)
{
await Blend.BlendSceneChanges(concatFile, false);
}
string max = Config.Get(Config.Key.maxFps);
Fraction maxFps = max.Contains("/") ? new Fraction(max) : new Fraction(max.GetFloat());
bool fpsLimit = maxFps.GetFloat() != 0 && I.current.outFps.GetFloat() > maxFps.GetFloat();
VidExtraData extraData = await FfmpegCommands.GetVidExtraInfo(I.current.inPath);
bool dontEncodeFullFpsVid = fpsLimit && Config.GetInt(Config.Key.maxFpsMode) == 0;
if (mode.ToString().ToLower().StartsWith("img")) // Image Sequence output mode, not video
{
string desiredFormat = Config.Get(Config.Key.imgSeqFormat);
string availableFormat = Path.GetExtension(IoUtils.GetFilesSorted(interpDir)[0]).Remove(".").ToUpper();
if (!dontEncodeFullFpsVid)
{
string outFolderPath = Path.Combine(I.current.outPath, await IoUtils.GetCurrentExportFilename(false, false));
int startNo = IoUtils.GetAmountOfFiles(outFolderPath, false) + 1;
if (chunkNo == 1) // Only check for existing folder on first chunk, otherwise each chunk makes a new folder
{
IoUtils.RenameExistingFolder(outFolderPath);
}
if (desiredFormat.ToUpper() == availableFormat.ToUpper()) // Move if frames are already in the desired format
{
await CopyOutputFrames(interpDir, concatFile, outFolderPath, startNo, fpsLimit, true);
}
else // Encode if frames are not in desired format
{
await FfmpegEncode.FramesToFrames(concatFile, outFolderPath, startNo, I.current.outFps, new Fraction(), desiredFormat, GetImgSeqQ(desiredFormat), AvProcess.LogMode.Hidden);
}
}
if (fpsLimit)
{
string outputFolderPath = Path.Combine(I.current.outPath, await IoUtils.GetCurrentExportFilename(true, false));
int startNumber = IoUtils.GetAmountOfFiles(outputFolderPath, false) + 1;
await FfmpegEncode.FramesToFrames(concatFile, outputFolderPath, startNumber, I.current.outFps, maxFps, desiredFormat, GetImgSeqQ(desiredFormat), AvProcess.LogMode.Hidden);
}
}
else
{
if (!dontEncodeFullFpsVid)
{
await FfmpegEncode.FramesToVideo(concatFile, outPath, mode, I.current.outFps, new Fraction(), I.current.outItsScale, extraData, AvProcess.LogMode.Hidden, true); // Encode
}
if (fpsLimit)
{
string filename = Path.GetFileName(outPath);
string newParentDir = outPath.GetParentDir() + Paths.fpsLimitSuffix;
outPath = Path.Combine(newParentDir, filename);
await FfmpegEncode.FramesToVideo(concatFile, outPath, mode, I.current.outFps, maxFps, I.current.outItsScale, extraData, AvProcess.LogMode.Hidden, true); // Encode with limited fps
}
}
AutoEncodeResume.encodedChunks += 1;
AutoEncodeResume.encodedFrames += framesAmount;
AutoEncodeResume.processedInputFrames.AddRange(inputFrames);
}