private void PlayScript(string script)
{
try
{
reader = new AviSynthReader();
reader.ParseScript(script);
int total = reader.FrameCount;
for (int i = 0; i < total && !IsAborted; i++)
{
reader.ReadFrameDummy(i);
worker.ReportProgress(((i + 1) * 100) / total);
}
}
catch (Exception ex)
{
if (!IsAborted && num_closes == 0)
{
IsErrors = true;
ErrorText = "SourceDetector (PlayScript): " + ex.Message;
StackTrace = ex.StackTrace;
Script = script;
}
}
finally
{
CloseReader(true);
}
}
private void worker_DoWork(object sender, DoWorkEventArgs e)
{
try
{
reader = new AviSynthReader();
reader.ParseScript(script);
total = reader.FrameCount;
start = DateTime.Now;
for (int i = 0; i < total && !IsAborted; i++)
{
reader.ReadFrameDummy(i);
worker.ReportProgress(i + 1, DateTime.Now);
}
}
catch (Exception ex)
{
if (!IsAborted && num_closes == 0)
{
e.Result = ex;
}
}
finally
{
CloseReader(true);
}
}
private void CloseReader(bool _null)
{
lock (locker)
{
if (reader != null)
{
reader.Close();
if (_null) reader = null;
}
}
}
private void CloseReader(bool _null)
{
lock (locker)
{
if (reader != null)
{
reader.Close();
if (_null)
{
reader = null;
}
}
}
}
private void CloseReader()
{
lock (locker)
{
if (buffer != IntPtr.Zero)
{
Marshal.FreeHGlobal(buffer);
buffer = IntPtr.Zero;
}
if (reader != null)
{
reader.Close();
reader = null;
}
}
}
private void LoadAviSynth()
{
try
{
if (reader == null)
{
reader = new AviSynthReader(AviSynthColorspace.RGB32, AudioSampleType.Undefined);
reader.OpenScript(script);
if (!reader.Clip.HasVideo || reader.FrameCount == 0)
{
HasVideo = false;
}
else
{
HasVideo = true;
Width = reader.Width;
Height = reader.Height;
TotalFrames = reader.FrameCount;
Framerate = reader.Framerate;
}
if (!EnableAudio || reader.SamplesCount == 0 || reader.Samplerate == 0 || reader.Channels == 0)
{
HasAudio = false;
}
else
{
HasAudio = true;
Samplerate = reader.Samplerate;
TotalSamples = reader.SamplesCount;
}
if (AvsStateChanged != null)
{
OwnerDispatcher.Invoke(Priority, (ThreadStart) delegate()
{
AvsStateChanged(this, true);
});
}
}
}
catch (Exception ex)
{
SetError(ex);
}
}
public static string CheckScriptErrors(Massive m)
{
string er = null;
AviSynthReader reader = new AviSynthReader();
try
{
reader.ParseScript(m.script);
}
catch (Exception ex)
{
er = ex.Message;
}
reader.Close();
reader = null;
return er;
}
public void UnloadAviSynth()
{
lock (locker)
{
if (reader != null)
{
try { reader.Close(); }
//catch (Exception) { } //Всё-равно вылезет в ~AviSynthClip()
finally
{
reader = null;
if (!IsError && !IsAborted && AvsStateChanged != null)
{
OwnerDispatcher.Invoke(Priority, (ThreadStart) delegate()
{
AvsStateChanged(this, false);
});
}
}
}
}
}
private void worker_DoWork(object sender, System.ComponentModel.DoWorkEventArgs e)
{
//Выходим при отмене
if (m == null || worker.CancellationPending)
{
return;
}
string script = "";
try
{
string ext = Path.GetExtension(m.infilepath).ToLower();
//получаем инфу из простого avs
script = AviSynthScripting.GetInfoScript(m, AviSynthScripting.ScriptMode.Info);
reader = new AviSynthReader(AviSynthColorspace.RGB24, AudioSampleType.INT16);
reader.ParseScript(script);
//Выходим при отмене
if (m == null || worker.CancellationPending)
{
return;
}
//Видео
if (!only_audio)
{
if (reader.Framerate != Double.PositiveInfinity && reader.Framerate != 0.0)
{
m.induration = TimeSpan.FromSeconds((double)reader.FrameCount / reader.Framerate);
m.outduration = m.induration;
m.inframes = reader.FrameCount;
if (string.IsNullOrEmpty(m.inframerate))
{
m.inframerate = Calculate.ConvertDoubleToPointString(reader.Framerate);
}
}
if (m.isvideo && ext != ".avs" && (reader.Width == 0 || reader.Height == 0))
{
throw new Exception(m.vdecoder.ToString() + " can't decode video (zero-size image was returned)!");
}
else if ((m.vdecoder == AviSynthScripting.Decoders.LSMASHVideoSource || m.vdecoder == AviSynthScripting.Decoders.LWLibavVideoSource) && //16 - допуск на паддинг и т.д.
string.IsNullOrEmpty(m.disable_hacked_vout) && ((Math.Abs(reader.Width / 2 - m.inresw) < 16) || (Math.Abs(reader.Height / 2 - m.inresh)) < 16))
{
//LSMASH декодирует многобитное видео с удвоением ширины\высоты, пока-что это не поддерживается
m.disable_hacked_vout = Calculate.GetLSMASHFormat8(reader.Clip.OriginalColorspace);
throw new Exception("Hacked output");
}
else
{
m.inresw = reader.Width;
m.inresh = reader.Height;
if (m.inaspect == 0 || double.IsNaN(m.inaspect))
{
m.inaspect = (double)m.inresw / (double)m.inresh;
}
if (ext == ".avs")
{
//Такое можно получить видимо только вписав в скрипт KillVideo()\KillAudio()
if ((reader.Width == 0 || reader.Height == 0) && reader.Samplerate == 0)
{
throw new Exception("An empty script (no video and no audio)!");
}
//Считываем SAR из скрипта
m.pixelaspect = reader.GetVarFloat("OUT_SAR_X", 1) / reader.GetVarFloat("OUT_SAR_Y", 1);
}
}
}
//Звук
if (reader.Samplerate == 0)
{
if (m.inaudiostreams.Count > 0 && Settings.EnableAudio || only_audio)
{
//похоже что звук не декодируется этим декодером
throw new Exception("Script doesn't contain audio!");
}
}
else
{
//Определение продолжительности и числа кадров для audio-only файлов (т.е. без видео)
if (!m.isvideo && m.inframes == 0 && m.induration == TimeSpan.Zero)
{
m.induration = m.outduration = TimeSpan.FromSeconds(reader.SamplesCount / (double)reader.Samplerate);
m.inframes = (int)(m.induration.TotalSeconds * ((!string.IsNullOrEmpty(m.inframerate)) ? Calculate.ConvertStringToDouble(m.inframerate) : 25));
}
AudioStream instream = (m.inaudiostreams.Count > 0) ? (AudioStream)m.inaudiostreams[m.inaudiostream] : new AudioStream();
if (instream.channels > 0)
{
//вероятно аудио декодер меняет количество каналов
if (instream.channels != reader.Channels)
{
instream.badmixing = true;
}
}
else
{
instream.channels = reader.Channels;
}
instream.samplerate = reader.Samplerate.ToString();
instream.bits = reader.BitsPerSample;
if (m.inaudiostreams.Count > 0)
{
//Битрейт для PCM
if (instream.bitrate == 0 && (instream.codecshort == "PCM" || instream.codecshort == "LPCM"))
{
instream.bitrate = (reader.BitsPerSample * reader.Samplerate * reader.Channels) / 1000; //kbps
}
}
else if (ext == ".avs" && !only_audio)
{
//Звук из скрипта
instream.bitrate = (reader.BitsPerSample * reader.Samplerate * reader.Channels) / 1000; //kbps
instream.codec = instream.codecshort = "PCM";
instream.language = "Unknown";
m.inaudiostreams.Add(instream.Clone());
}
}
}
catch (Exception ex)
{
if (worker != null && !worker.CancellationPending && m != null && num_closes == 0)
{
//Ошибка
ex.HelpLink = script;
e.Result = ex;
try
{
//записываем скрипт с ошибкой в файл
AviSynthScripting.WriteScriptToFile(script + "\r\n\r\n__END__\r\n\r\n Error: " + ex.Message + "\r\n" + ex.StackTrace, "error");
}
catch (Exception) { }
}
}
finally
{
CloseReader(true);
}
}
private void worker_DoWork(object sender, System.ComponentModel.DoWorkEventArgs e)
{
try
{
//забиваем необходимые параметры
MediaInfoWrapper media = new MediaInfoWrapper();
media.Open(m.infilepath);
m.invcodec = media.VCodecString;
m.invcodecshort = media.VCodecShort;
//Добавляем инфу, по которой потом можно будет определить, применять ли ForceFilm
m.inframerate = media.FrameRate;
bool pulldown = media.ScanOrder.Contains("Pulldown");
media.Close();
//Выходим при отмене
if (worker.CancellationPending)
{
return;
}
//проверка на невалидную индексацию
if (!NV && m.invcodecshort != "MPEG2" && m.invcodecshort != "MPEG1")
{
//Выходим отсюда, декодер будет выбран позже
m.indexfile = null;
m.vdecoder = 0;
return;
}
//получаем индекс файл
m.indexfile = Calculate.GetBestIndexFile(m.infilepath, NV);
//определяем видео декодер
if (NV)
{
m.vdecoder = AviSynthScripting.Decoders.DGSource;
m.dgdecnv_path = Calculate.StartupPath + "\\apps\\DGDecNV\\";
}
else
{
m.vdecoder = AviSynthScripting.Decoders.MPEG2Source;
}
if (File.Exists(m.indexfile) && !worker.CancellationPending)
{
//Определяем, использовался ли Force Film (#1)
//Для DGSource ForceFilm задается через скрипт, а не через правку индекс-файла,
//его в любой момент можно вкл\выкл, поэтому тут нужно определиться, использовать ли ForceFilm.
if (m.vdecoder == AviSynthScripting.Decoders.DGSource)
{
if (Indexing_DGIndexNV.CheckIndexAndForceFilm(m.indexfile, m.inframerate))
{
m.IsForcedFilm = true;
m.interlace = SourceType.UNKNOWN;
}
}
//проверяем папки
script = AviSynthScripting.GetInfoScript(m, AviSynthScripting.ScriptMode.Info);
reader = new AviSynthReader();
reader.ParseScript(script);
m.induration = TimeSpan.FromSeconds((double)reader.FrameCount / reader.Framerate);
//Определяем, использовался ли Force Film (#2)
//Для MPEG2Source ForceFilm задается через правку индекс-файла,
//поэтому изменив его однажды (при индексации) ForceFilm всегда будет вкл.
if (m.vdecoder == AviSynthScripting.Decoders.MPEG2Source)
{
if ((pulldown && m.inframerate == "23.976" || m.inframerate == "29.970") && Math.Abs(reader.Framerate - 23.976) < 0.001)
{
m.IsForcedFilm = true;
m.interlace = SourceType.UNKNOWN;
}
}
//Закрываем ридер
CloseReader(true);
//проверка на устаревшую индекс папку
string ifopath = Calculate.GetIFO(m.infilepath);
if (File.Exists(ifopath) && !worker.CancellationPending)
{
VStripWrapper vs = new VStripWrapper();
vs.Open(ifopath);
TimeSpan duration = vs.Duration();
vs.Close();
//папка устарела (если разница между продолжительностью в скрипте и в IFO больше 10-ти секунд)
if (Math.Abs(m.induration.Duration().TotalSeconds - duration.TotalSeconds) > 10)
{
//Будем папку удалять..
throw new Exception("MPEG2Source");
}
}
}
}
catch (Exception ex)
{
if (worker != null && !worker.CancellationPending && m != null && num_closes == 0)
{
//Ошибка
ex.HelpLink = script;
e.Result = ex;
}
}
finally
{
CloseReader(true);
}
}
private void worker_DoWork(object sender, System.ComponentModel.DoWorkEventArgs e)
{
try
{
//Готовим скрипт
script = AviSynthScripting.GetInfoScript(m, AviSynthScripting.ScriptMode.Autocrop);
script = AviSynthScripting.TuneAutoCropScript(script, frame);
//Открываем скрипт
reader = new AviSynthReader();
reader.ParseScript(script);
int width = m.inresw;
int height = m.inresh;
int frames = reader.FrameCount;
ArrayList ll = new ArrayList();
ArrayList tt = new ArrayList();
ArrayList rr = new ArrayList();
ArrayList bb = new ArrayList();
//Проигрываем все кадры и считываем значения кропа
for (int i = 0; i < frames && !worker.CancellationPending; i++)
{
reader.ReadFrameDummy(i);
worker.ReportProgress(((i + 1) * 100) / frames);
//Фильтрация возможных(?) недопустимых значений
ll.Add(Math.Min(Math.Max(reader.GetVarInteger("crop_left", 0), 0), width));
tt.Add(Math.Min(Math.Max(reader.GetVarInteger("crop_top", 0), 0), height));
rr.Add(Math.Min(Math.Max(reader.GetVarInteger("crop_right", 0), 0), width));
bb.Add(Math.Min(Math.Max(reader.GetVarInteger("crop_bottom", 0), 0), height));
}
//Анализ полученного
if (!worker.CancellationPending)
{
if (ll.Count > 0)
{
bool new_mode = Settings.AutocropMostCommon;
//Ищем наиболее часто встречающиеся значения ("усредняем") или берём минимальные значения
m.cropl = m.cropl_copy = (ll.Count > 4 && new_mode) ? FindMostCommon(ll) : FindMinimum(ll); //Слева
m.cropt = m.cropt_copy = (tt.Count > 4 && new_mode) ? FindMostCommon(tt) : FindMinimum(tt); //Сверху
m.cropr = m.cropr_copy = (rr.Count > 4 && new_mode) ? FindMostCommon(rr) : FindMinimum(rr); //Справа
m.cropb = m.cropb_copy = (bb.Count > 4 && new_mode) ? FindMostCommon(bb) : FindMinimum(bb); //Снизу
}
else
{
m.cropl = m.cropl_copy = 0; //Слева
m.cropt = m.cropt_copy = 0; //Сверху
m.cropr = m.cropr_copy = 0; //Справа
m.cropb = m.cropb_copy = 0; //Снизу
}
}
}
catch (Exception ex)
{
if (worker != null && !worker.CancellationPending && m != null && num_closes == 0)
{
//Ошибка
ex.HelpLink = script;
e.Result = ex;
}
}
finally
{
CloseReader(true);
}
}
public VisualCrop(Massive mass, Window owner)
{
m = mass.Clone();
oldm = mass.Clone();
this.InitializeComponent();
this.Owner = owner;
//Создаем скрипт (т.к. текущий с кропом и ресайзом не годится)
script = AviSynthScripting.GetInfoScript(m, AviSynthScripting.ScriptMode.VCrop);
numl.Value = left = m.cropl;
numr.Value = right = m.cropr;
numt.Value = top = m.cropt;
numb.Value = bottom = m.cropb;
Color color = Settings.VCropBrush;
slider_R.Value = R = color.R;
slider_G.Value = G = color.G;
slider_B.Value = B = color.B;
slider_A.Value = A = color.A;
FinalColor.Color = Color.FromArgb(255, R, G, B);
numl.ToolTip = Languages.Translate("Left");
numt.ToolTip = Languages.Translate("Top");
numr.ToolTip = Languages.Translate("Right");
numb.ToolTip = Languages.Translate("Bottom");
button_autocrop.Content = Languages.Translate("Analyse");
button_autocrop.ToolTip = Languages.Translate("Autocrop black borders");
button_autocrop_current.ToolTip = Languages.Translate("Autocrop on current frame");
button_uncrop.ToolTip = Languages.Translate("Remove crop");
button_settings.ToolTip = Languages.Translate("Settings");
slider_A.ToolTip = Languages.Translate("Transparency of the mask");
slider_R.ToolTip = slider_G.ToolTip = slider_B.ToolTip = Languages.Translate("Brightness of the mask");
button_fullscreen.ToolTip = Languages.Translate("Fullscreen mode");
button_cancel.Content = Languages.Translate("Cancel");
frame_of = Languages.Translate("Frame XX of YY").ToLower();
cropped_s = Languages.Translate("cropped size");
try
{
reader = new AviSynthReader(AviSynthColorspace.RGB24, AudioSampleType.Undefined);
reader.ParseScript(script);
if (reader.Clip.HasVideo && reader.FrameCount > 0)
{
slider_pos.Maximum = reader.FrameCount;
slider_pos.Value = (Settings.VCropFrame == "THM-frame") ? m.thmframe : 0;
numl.Maximum = numr.Maximum = width = reader.Width;
numt.Maximum = numb.Maximum = height = reader.Height;
fps = reader.Framerate;
stride = width * bpp;
buffer = Marshal.AllocHGlobal(stride * height);
HasVideo = true;
SetFrame((int)slider_pos.Value);
ShowCroppedFrame();
}
else
{
PreviewError("NO VIDEO", Brushes.Gainsboro);
}
}
catch (Exception ex)
{
SetPreviewError(ex);
}
if (IsError)
{
CloseReader();
Close();
}
else
{
WindowLoaded = true;
ShowDialog();
}
}
public Task(string thm, TaskStatus status, Massive mass)
{
_info = "";
_thm = thm;
_status = status;
_name = Path.GetFileName(mass.outfilepath);
if (mass.outvcodec != "Copy" &&
mass.outvcodec != "Disabled")
{
//Переопределение некоторых параметров видео на основе текущего скрипта (т.к. он мог быть изменен вручную)
if (Settings.ReadScript) //если в настройках это разрешено
{
bool recalc_sar = false;
AviSynthReader reader = null;
try
{
reader = new AviSynthReader();
reader.ParseScript(mass.script);
if (mass.outresw != reader.Width)
{
if (mass.outvcodec == "x264" && Calculate.GetScriptBitDepth(mass.script) != 8)
{
if (mass.outresw != reader.Width / 2)
{
mass.outresw = reader.Width / 2;
recalc_sar = true;
}
}
else
{
mass.outresw = reader.Width;
recalc_sar = true;
}
}
if (mass.outresh != reader.Height)
{
mass.outresh = reader.Height; recalc_sar = true;
}
mass.outframes = reader.FrameCount;
mass.outframerate = Calculate.ConvertDoubleToPointString(reader.Framerate);
mass.outduration = TimeSpan.FromSeconds((double)mass.outframes / reader.Framerate);
mass.outfilesize = Calculate.GetEncodingSize(mass);
}
catch { }
finally
{
reader.Close();
reader = null;
}
//Переопределяем SAR в случае анаморфного кодирования (если разрешение поменялось)
if (recalc_sar && mass.sar != null && mass.sar != "1:1")
{
mass = Calculate.CalculateSAR(mass);
}
}
_info += mass.outresw + "x" + mass.outresh;
_info += " " + mass.outframerate;
if (mass.encodingmode == Settings.EncodingModes.Quality ||
mass.encodingmode == Settings.EncodingModes.Quantizer ||
mass.encodingmode == Settings.EncodingModes.TwoPassQuality ||
mass.encodingmode == Settings.EncodingModes.ThreePassQuality)
{
_info += " Q" + Calculate.ConvertDoubleToPointString((double)mass.outvbitrate, 1);
}
else if (mass.encodingmode == Settings.EncodingModes.TwoPassSize ||
mass.encodingmode == Settings.EncodingModes.ThreePassSize ||
mass.encodingmode == Settings.EncodingModes.OnePassSize)
{
_info += " " + mass.outvbitrate + "mb";
}
else
{
_info += " " + mass.outvbitrate + "kbps";
}
}
else if (mass.outvcodec == "Copy")
{
_info += mass.inresw + "x" + mass.inresh;
_info += " " + mass.inframerate;
_info += " " + mass.invbitrate + "kbps";
}
if (mass.outaudiostreams.Count > 0)
{
AudioStream outstream = (AudioStream)mass.outaudiostreams[mass.outaudiostream];
if (outstream.codec != "Copy")
{
_info += " " + outstream.samplerate + "Hz";
_info += " " + Calculate.ExplainChannels(outstream.channels);
_info += " " + ((outstream.bitrate > 0) ? outstream.bitrate + "kbps" : "VBR");
if (mass.volume != "Disabled")
{
_info += " " + mass.volume;
}
}
else
{
if (mass.inaudiostreams.Count > 0)
{
AudioStream instream = (AudioStream)mass.inaudiostreams[mass.inaudiostream];
_info += " " + instream.samplerate + "Hz";
_info += " " + Calculate.ExplainChannels(instream.channels);
_info += " " + instream.bitrate + "kbps";
}
}
}
_info += " " + ((mass.outfilesize != Languages.Translate("Unknown")) ? mass.outfilesize.Replace(" ", "") : "?mb");
_mass = mass.Clone();
_id = mass.key;
}
private void worker_DoWork(object sender, DoWorkEventArgs e)
{
try
{
reader = new AviSynthReader();
reader.ParseScript(script);
total = reader.FrameCount;
start = DateTime.Now;
for (int i = 0; i < total && !IsAborted; i++)
{
reader.ReadFrameDummy(i);
worker.ReportProgress(i + 1, DateTime.Now);
}
}
catch (Exception ex)
{
if (!IsAborted && num_closes == 0)
{
e.Result = ex;
}
}
finally
{
CloseReader(true);
}
}
private void LoadAviSynth()
{
try
{
if (reader == null)
{
reader = new AviSynthReader(AviSynthColorspace.RGB32, AudioSampleType.Undefined);
reader.OpenScript(script);
if (!reader.Clip.HasVideo || reader.FrameCount == 0)
{
HasVideo = false;
}
else
{
HasVideo = true;
Width = reader.Width;
Height = reader.Height;
TotalFrames = reader.FrameCount;
Framerate = reader.Framerate;
}
if (!EnableAudio || reader.SamplesCount == 0 || reader.Samplerate == 0 || reader.Channels == 0)
{
HasAudio = false;
}
else
{
HasAudio = true;
Samplerate = reader.Samplerate;
TotalSamples = reader.SamplesCount;
}
if (AvsStateChanged != null)
{
OwnerDispatcher.Invoke(Priority, (ThreadStart)delegate()
{
AvsStateChanged(this, true);
});
}
}
}
catch (Exception ex)
{
SetError(ex);
}
}
private void RunAnalyzer(Detecting detecting, int frameCount, string trimLine)
{
if (IsAborted || IsErrors)
{
return;
}
string script = AviSynthScripting.GetInfoScript(m, AviSynthScripting.ScriptMode.Interlace);
int numFrames = 0;
if (frameCount > 0)
{
numFrames = frameCount;
}
else
{
try
{
reader = new AviSynthReader();
reader.ParseScript(script);
numFrames = reader.FrameCount;
}
catch (Exception ex)
{
if (!IsAborted && num_closes == 0)
{
IsErrors = true;
ErrorText = "SourceDetector (RunAnalyzer): " + ex.Message;
StackTrace = ex.StackTrace;
Script = script;
}
}
finally
{
CloseReader(true);
}
}
if (IsAborted || IsErrors)
{
return;
}
//Еще настройки
int SelectLength = 5; //Длина выборки (5 кадров)
int MinAnalyseSections = Settings.SD_Min_Sections; //Мин. кол-во секций для анализа, 150
if (detecting == Detecting.Fields)
{
//Тут в описании неточность, в оригинале выход скрипта имеет в два раза больше кадров из-за
//loop(2), а не из-за SeparateFields. Вместо loop(2) лучше использовать один из уже готовых
//клипов с удвоенным кол-вом кадров: atff или abff (без разницы) - декодеру не придется
//дважды проходить по одному и тому-же месту (loop(2) - дошли до конца, идем в начало и
//начинаем новый проход через весь клип). А если еще вместо DifferenceFromPrevious
//использовать DifferenceToNext, то скорость вырастет еще больше!
//SelectLength надо тоже установить равным 10-ти, иначе в одной выборке для FieldOrder
//будут группы кадров (полей) из двух разных участков видео.
//-----
// Field order script. For this, we separatefields, so we have twice as many frames anyway
// It saves time, and costs nothing to halve the minimum sections to analyse for this example
//minAnalyseSections = minAnalyseSections / 2 + 1; // We add one to prevent getting 0;
int NewLength = 10; //Длина выборки будет 10 кадров, а мин. кол-во секций пропорционально уменьшаем
MinAnalyseSections = (int)Math.Max(MinAnalyseSections / (NewLength / (double)SelectLength), 1);
SelectLength = NewLength;
}
// Check if we need to modify the SelectRangeEvery parameters:
int SelectEvery = (int)((100.0 * (double)SelectLength) / AnalysePercent);
if (((double)SelectLength * (double)numFrames / (double)SelectEvery) < (int)MinAnalyseSections * SelectLength)
{
if (numFrames >= MinAnalyseSections * SelectLength) // If there are actually enough frames
{
SelectEvery = (int)(((double)numFrames / ((double)MinAnalyseSections * (double)SelectLength)) * (double)SelectLength);
}
else
{
// if there aren't enough frames, analyse everything -- that's got to be good enough
SelectEvery = SelectLength;
}
}
//Имя лог-файла
string logFileName = Settings.TempPath + "\\detecting_" + detecting.ToString().ToLower() + ".log";
File.Delete(logFileName);
//Прогон скрипта
if (detecting == Detecting.Fields)
{
SetFieldPhase();
}
PlayScript(AviSynthScripting.GetSourceDetectionScript(detecting, script, trimLine, logFileName, SelectEvery, SelectLength));
if (IsAborted || IsErrors)
{
return;
}
//Определение интерлейса\полей (чтение и анализ лог-файлов)
if (detecting == Detecting.Interlace)
{
AnalyseInterlace(logFileName, SelectEvery, SelectLength, numFrames);
}
else if (detecting == Detecting.Fields)
{
AnalyseFields(logFileName, SelectLength);
}
}
private void worker_DoWork(object sender, System.ComponentModel.DoWorkEventArgs e)
{
//Выходим при отмене
if (m == null || worker.CancellationPending) return;
string script = "";
try
{
string ext = Path.GetExtension(m.infilepath).ToLower();
//получаем инфу из простого avs
script = AviSynthScripting.GetInfoScript(m, AviSynthScripting.ScriptMode.Info);
reader = new AviSynthReader(AviSynthColorspace.RGB24, AudioSampleType.INT16);
reader.ParseScript(script);
//Выходим при отмене
if (m == null || worker.CancellationPending) return;
AudioStream instream = (m.inaudiostreams.Count > 0) ? (AudioStream)m.inaudiostreams[m.inaudiostream] : new AudioStream();
if (reader.Framerate != Double.PositiveInfinity && reader.Framerate != 0.0)
{
m.induration = TimeSpan.FromSeconds((double)reader.FrameCount / reader.Framerate);
m.outduration = m.induration;
m.inframes = reader.FrameCount;
if (string.IsNullOrEmpty(m.inframerate))
m.inframerate = Calculate.ConvertDoubleToPointString(reader.Framerate);
}
if (m.isvideo && ext != ".avs" && (reader.Width == 0 || reader.Height == 0))
throw new Exception(m.vdecoder.ToString() + " can't decode video (zero-size image was returned)!");
else
{
m.inresw = reader.Width;
m.inresh = reader.Height;
if (m.inaspect == 0 || double.IsNaN(m.inaspect))
m.inaspect = (double)m.inresw / (double)m.inresh;
if (ext == ".avs")
{
//Считываем SAR из скрипта
m.pixelaspect = reader.GetVarFloat("OUT_SAR_X", 1) / reader.GetVarFloat("OUT_SAR_Y", 1);
}
}
int samplerate = reader.Samplerate;
if (samplerate == 0 && m.inaudiostreams.Count > 0 && Settings.EnableAudio)
{
//похоже что звук не декодируется этим декодером
throw new Exception("Script doesn't contain audio");
}
if (samplerate != 0 && (m.inaudiostreams.Count > 0 || instream.samplerate == null))
{
if (instream.channels > 0)
{
//вероятно аудио декодер меняет количество каналов
if (instream.channels != reader.Channels)
instream.badmixing = true;
}
else
instream.channels = reader.Channels;
instream.samplerate = samplerate.ToString();
instream.bits = reader.BitsPerSample;
//Определение продолжительности и числа кадров только для звука (например, если исходник - RAW ААС)
if (!m.isvideo && m.inframes == 0 && m.induration == TimeSpan.Zero)
{
m.induration = m.outduration = TimeSpan.FromSeconds(reader.SamplesCount / (double)reader.Samplerate);
m.inframes = (int)(m.induration.TotalSeconds * 25);
}
if (m.inaudiostreams.Count > 0 && instream.bitrate == 0 && (instream.codecshort == "PCM" || instream.codecshort == "LPCM"))
instream.bitrate = (reader.BitsPerSample * reader.Samplerate * reader.Channels) / 1000; //kbps
//если звук всё ещё не забит
if (m.inaudiostreams.Count == 0 && ext == ".avs" && samplerate != 0)
{
instream.bitrate = (reader.BitsPerSample * reader.Samplerate * reader.Channels) / 1000; //kbps
instream.codec = instream.codecshort = "PCM";
instream.language = "Unknown";
m.inaudiostreams.Add(instream.Clone());
}
}
}
catch (Exception ex)
{
if (worker != null && !worker.CancellationPending && m != null && num_closes == 0)
{
//Ошибка
ex.HelpLink = script;
e.Result = ex;
try
{
//записываем скрипт с ошибкой в файл
AviSynthScripting.WriteScriptToFile(script, "error");
}
catch (Exception) { }
}
}
finally
{
CloseReader(true);
}
}
private void worker_DoWork(object sender, System.ComponentModel.DoWorkEventArgs e)
{
//Выходим при отмене
if (m == null || worker.CancellationPending)
return;
string script = "";
try
{
string ext = Path.GetExtension(m.infilepath).ToLower();
//получаем инфу из простого avs
script = AviSynthScripting.GetInfoScript(m, AviSynthScripting.ScriptMode.Info);
reader = new AviSynthReader(AviSynthColorspace.RGB24, AudioSampleType.INT16);
reader.ParseScript(script);
//Выходим при отмене
if (m == null || worker.CancellationPending)
return;
//Видео
if (!only_audio)
{
if (reader.Framerate != Double.PositiveInfinity && reader.Framerate != 0.0)
{
m.induration = TimeSpan.FromSeconds((double)reader.FrameCount / reader.Framerate);
m.outduration = m.induration;
m.inframes = reader.FrameCount;
if (string.IsNullOrEmpty(m.inframerate))
m.inframerate = Calculate.ConvertDoubleToPointString(reader.Framerate);
}
if (m.isvideo && ext != ".avs" && (reader.Width == 0 || reader.Height == 0))
{
throw new Exception(m.vdecoder.ToString() + " can't decode video (zero-size image was returned)!");
}
else if ((m.vdecoder == AviSynthScripting.Decoders.LSMASHVideoSource || m.vdecoder == AviSynthScripting.Decoders.LWLibavVideoSource) && //16 - допуск на паддинг и т.д.
string.IsNullOrEmpty(m.disable_hacked_vout) && ((Math.Abs(reader.Width / 2 - m.inresw) < 16) || (Math.Abs(reader.Height / 2 - m.inresh)) < 16))
{
//LSMASH декодирует многобитное видео с удвоением ширины\высоты, пока-что это не поддерживается
m.disable_hacked_vout = Calculate.GetLSMASHFormat8(reader.Clip.OriginalColorspace);
throw new Exception("Hacked output");
}
else
{
m.inresw = reader.Width;
m.inresh = reader.Height;
if (m.inaspect == 0 || double.IsNaN(m.inaspect))
m.inaspect = (double)m.inresw / (double)m.inresh;
if (ext == ".avs")
{
//Такое можно получить видимо только вписав в скрипт KillVideo()\KillAudio()
if ((reader.Width == 0 || reader.Height == 0) && reader.Samplerate == 0)
throw new Exception("An empty script (no video and no audio)!");
//Считываем SAR из скрипта
m.pixelaspect = reader.GetVarFloat("OUT_SAR_X", 1) / reader.GetVarFloat("OUT_SAR_Y", 1);
}
}
}
//Звук
if (reader.Samplerate == 0)
{
if (m.inaudiostreams.Count > 0 && Settings.EnableAudio || only_audio)
{
//похоже что звук не декодируется этим декодером
throw new Exception("Script doesn't contain audio!");
}
}
else
{
//Определение продолжительности и числа кадров для audio-only файлов (т.е. без видео)
if (!m.isvideo && m.inframes == 0 && m.induration == TimeSpan.Zero)
{
m.induration = m.outduration = TimeSpan.FromSeconds(reader.SamplesCount / (double)reader.Samplerate);
m.inframes = (int)(m.induration.TotalSeconds * ((!string.IsNullOrEmpty(m.inframerate)) ? Calculate.ConvertStringToDouble(m.inframerate) : 25));
}
AudioStream instream = (m.inaudiostreams.Count > 0) ? (AudioStream)m.inaudiostreams[m.inaudiostream] : new AudioStream();
if (instream.channels > 0)
{
//вероятно аудио декодер меняет количество каналов
if (instream.channels != reader.Channels)
instream.badmixing = true;
}
else
instream.channels = reader.Channels;
instream.samplerate = reader.Samplerate.ToString();
instream.bits = reader.BitsPerSample;
if (m.inaudiostreams.Count > 0)
{
//Битрейт для PCM
if (instream.bitrate == 0 && (instream.codecshort == "PCM" || instream.codecshort == "LPCM"))
instream.bitrate = (reader.BitsPerSample * reader.Samplerate * reader.Channels) / 1000; //kbps
}
else if (ext == ".avs" && !only_audio)
{
//Звук из скрипта
instream.bitrate = (reader.BitsPerSample * reader.Samplerate * reader.Channels) / 1000; //kbps
instream.codec = instream.codecshort = "PCM";
instream.language = "Unknown";
m.inaudiostreams.Add(instream.Clone());
}
}
}
catch (Exception ex)
{
if (worker != null && !worker.CancellationPending && m != null && num_closes == 0)
{
//Ошибка
ex.HelpLink = script;
e.Result = ex;
try
{
//записываем скрипт с ошибкой в файл
AviSynthScripting.WriteScriptToFile(script + "\r\n\r\n__END__\r\n\r\n Error: " + ex.Message + "\r\n" + ex.StackTrace, "error");
}
catch (Exception) { }
}
}
finally
{
CloseReader(true);
}
}
private void UpdateScriptAndDuration()
{
//Обновляем скрипт
m = AviSynthScripting.CreateAutoAviSynthScript(m);
LoadVideo(MediaLoad.update);
//Пересчет кол-ва кадров в видео, его продолжительности и размера получаемого файла
int outframes = 0;
TimeSpan outduration = TimeSpan.Zero;
AviSynthReader reader = null;
bool is_errors = false;
try
{
reader = new AviSynthReader();
reader.ParseScript(m.script);
outframes = reader.FrameCount;
outduration = TimeSpan.FromSeconds((double)outframes / reader.Framerate); // / fps)
}
catch
{
is_errors = true;
}
finally
{
reader.Close();
reader = null;
}
if (!is_errors)
{
m.outframes = outframes;
m.outduration = outduration; //TimeSpan.FromSeconds((double)m.outframes / fps);
m.thmframe = m.outframes / 2;
}
else
m = Calculate.UpdateOutFrames(m);
m.outfilesize = Calculate.GetEncodingSize(m);
UpdateTaskMassive(m);
}
private void SavePicture(string path, int width, int height, bool fix_ar, int frame)
{
System.Drawing.Bitmap bmp = null;
System.Drawing.Graphics g = null;
AviSynthReader reader = null;
string new_script = m.script;
try
{
if (fix_ar && width != 0 && height != 0)
{
int crop_w = 0, crop_h = 0;
double old_asp = m.outaspect;
double new_asp = (double)width / (double)height;
if (old_asp < new_asp)
{
crop_h = Math.Max(Convert.ToInt32((m.outresh - ((m.outresh * old_asp) / new_asp)) / 2), 0);
}
else if (old_asp > new_asp)
{
crop_w = Math.Max(Convert.ToInt32((m.outresw - (m.outresw / old_asp) * new_asp) / 2), 0);
}
new_script += ("Lanczos4Resize(" + width + ", " + height + ", " + crop_w + ", " + crop_h + ", -" + crop_w + ", -" + crop_h + ")\r\n");
}
reader = new AviSynthReader(AviSynthColorspace.RGB24, AudioSampleType.Undefined);
reader.ParseScript(new_script);
if (width == 0 || height == 0 || (width == reader.Width && height == reader.Height))
{
bmp = new System.Drawing.Bitmap(reader.ReadFrameBitmap(frame));
}
else
{
bmp = new System.Drawing.Bitmap(width, height);
g = System.Drawing.Graphics.FromImage(bmp);
//метод интерполяции при ресайзе
g.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.HighQualityBicubic;
g.DrawImage(reader.ReadFrameBitmap(frame), 0, 0, width, height);
}
string ext = Path.GetExtension(path).ToLower();
if (ext == ".jpg")
{
//процент cжатия jpg
System.Drawing.Imaging.ImageCodecInfo[] info = System.Drawing.Imaging.ImageCodecInfo.GetImageEncoders();
System.Drawing.Imaging.EncoderParameters encoderParameters = new System.Drawing.Imaging.EncoderParameters(1);
encoderParameters.Param[0] = new System.Drawing.Imaging.EncoderParameter(System.Drawing.Imaging.Encoder.Quality, 95L);
//jpg
bmp.Save(path, info[1], encoderParameters);
}
else if (ext == ".png")
{
//png
bmp.Save(path, System.Drawing.Imaging.ImageFormat.Png);
}
else
{
//bmp
bmp.Save(path, System.Drawing.Imaging.ImageFormat.Bmp);
}
}
catch (Exception ex)
{
ErrorException("SavePicture: " + ex.Message, ex.StackTrace);
}
finally
{
//завершение
if (g != null) { g.Dispose(); g = null; }
if (bmp != null) { bmp.Dispose(); bmp = null; }
if (reader != null) { reader.Close(); reader = null; }
}
}
private void RunAnalyzer(Detecting detecting, int frameCount, string trimLine)
{
if (IsAborted || IsErrors) return;
string script = AviSynthScripting.GetInfoScript(m, AviSynthScripting.ScriptMode.Interlace);
int numFrames = 0;
if (frameCount > 0) numFrames = frameCount;
else
{
try
{
reader = new AviSynthReader();
reader.ParseScript(script);
numFrames = reader.FrameCount;
}
catch (Exception ex)
{
if (!IsAborted && num_closes == 0)
{
IsErrors = true;
ErrorText = "SourceDetector (RunAnalyzer): " + ex.Message;
StackTrace = ex.StackTrace;
Script = script;
}
}
finally
{
CloseReader(true);
}
}
if (IsAborted || IsErrors) return;
//Еще настройки
int SelectLength = 5; //Длина выборки (5 кадров)
int MinAnalyseSections = Settings.SD_Min_Sections; //Мин. кол-во секций для анализа, 150
if (detecting == Detecting.Fields)
{
//Тут в описании неточность, в оригинале выход скрипта имеет в два раза больше кадров из-за
//loop(2), а не из-за SeparateFields. Вместо loop(2) лучше использовать один из уже готовых
//клипов с удвоенным кол-вом кадров: atff или abff (без разницы) - декодеру не придется
//дважды проходить по одному и тому-же месту (loop(2) - дошли до конца, идем в начало и
//начинаем новый проход через весь клип). А если еще вместо DifferenceFromPrevious
//использовать DifferenceToNext, то скорость вырастет еще больше!
//SelectLength надо тоже установить равным 10-ти, иначе в одной выборке для FieldOrder
//будут группы кадров (полей) из двух разных участков видео.
//-----
// Field order script. For this, we separatefields, so we have twice as many frames anyway
// It saves time, and costs nothing to halve the minimum sections to analyse for this example
//minAnalyseSections = minAnalyseSections / 2 + 1; // We add one to prevent getting 0;
int NewLength = 10; //Длина выборки будет 10 кадров, а мин. кол-во секций пропорционально уменьшаем
MinAnalyseSections = (int)Math.Max(MinAnalyseSections / (NewLength / (double)SelectLength), 1);
SelectLength = NewLength;
}
// Check if we need to modify the SelectRangeEvery parameters:
int SelectEvery = (int)((100.0 * (double)SelectLength) / AnalysePercent);
if (((double)SelectLength * (double)numFrames / (double)SelectEvery) < (int)MinAnalyseSections * SelectLength)
{
if (numFrames >= MinAnalyseSections * SelectLength) // If there are actually enough frames
{
SelectEvery = (int)(((double)numFrames / ((double)MinAnalyseSections * (double)SelectLength)) * (double)SelectLength);
}
else
// if there aren't enough frames, analyse everything -- that's got to be good enough
SelectEvery = SelectLength;
}
//Имя лог-файла
string logFileName = Settings.TempPath + "\\detecting_" + detecting.ToString().ToLower() + ".log";
File.Delete(logFileName);
//Прогон скрипта
if (detecting == Detecting.Fields) SetFieldPhase();
PlayScript(AviSynthScripting.GetSourceDetectionScript(detecting, script, trimLine, logFileName, SelectEvery, SelectLength));
if (IsAborted || IsErrors) return;
//Определение интерлейса\полей (чтение и анализ лог-файлов)
if (detecting == Detecting.Interlace)
AnalyseInterlace(logFileName, SelectEvery, SelectLength, numFrames);
else if (detecting == Detecting.Fields)
AnalyseFields(logFileName, SelectLength);
}
private void PlayScript(string script)
{
try
{
reader = new AviSynthReader();
reader.ParseScript(script);
int total = reader.FrameCount;
for (int i = 0; i < total && !IsAborted; i++)
{
reader.ReadFrameDummy(i);
worker.ReportProgress(((i + 1) * 100) / total);
}
}
catch (Exception ex)
{
if (!IsAborted && num_closes == 0)
{
IsErrors = true;
ErrorText = "SourceDetector (PlayScript): " + ex.Message;
StackTrace = ex.StackTrace;
Script = script;
}
}
finally
{
CloseReader(true);
}
}
public Task(string thm, TaskStatus status, Massive mass)
{
_info = "";
_thm = thm;
_status = status;
_name = Path.GetFileName(mass.outfilepath);
if (mass.outvcodec != "Copy" &&
mass.outvcodec != "Disabled")
{
//Переопределение некоторых параметров видео на основе текущего скрипта (т.к. он мог быть изменен вручную)
if (Settings.ReadScript) //если в настройках это разрешено
{
bool recalc_sar = false;
AviSynthReader reader = null;
try
{
reader = new AviSynthReader();
reader.ParseScript(mass.script);
if (mass.outresw != reader.Width)
{
if (mass.outvcodec == "x264" && Calculate.GetScriptBitDepth(mass.script) != 8)
{
if (mass.outresw != reader.Width / 2)
{
mass.outresw = reader.Width / 2;
recalc_sar = true;
}
}
else
{
mass.outresw = reader.Width;
recalc_sar = true;
}
}
if (mass.outresh != reader.Height) { mass.outresh = reader.Height; recalc_sar = true; }
mass.outframes = reader.FrameCount;
mass.outframerate = Calculate.ConvertDoubleToPointString(reader.Framerate);
mass.outduration = TimeSpan.FromSeconds((double)mass.outframes / reader.Framerate);
mass.outfilesize = Calculate.GetEncodingSize(mass);
}
catch { }
finally
{
reader.Close();
reader = null;
}
//Переопределяем SAR в случае анаморфного кодирования (если разрешение поменялось)
if (recalc_sar && mass.sar != null && mass.sar != "1:1")
{
mass = Calculate.CalculateSAR(mass);
}
}
_info += mass.outresw + "x" + mass.outresh;
_info += " " + mass.outframerate;
if (mass.encodingmode == Settings.EncodingModes.Quality ||
mass.encodingmode == Settings.EncodingModes.Quantizer ||
mass.encodingmode == Settings.EncodingModes.TwoPassQuality ||
mass.encodingmode == Settings.EncodingModes.ThreePassQuality)
_info += " Q" + Calculate.ConvertDoubleToPointString((double)mass.outvbitrate, 1);
else if (mass.encodingmode == Settings.EncodingModes.TwoPassSize ||
mass.encodingmode == Settings.EncodingModes.ThreePassSize ||
mass.encodingmode == Settings.EncodingModes.OnePassSize)
_info += " " + mass.outvbitrate + "mb";
else
_info += " " + mass.outvbitrate + "kbps";
}
else if (mass.outvcodec == "Copy")
{
_info += mass.inresw + "x" + mass.inresh;
_info += " " + mass.inframerate;
_info += " " + mass.invbitrate + "kbps";
}
if (mass.outaudiostreams.Count > 0)
{
AudioStream outstream = (AudioStream)mass.outaudiostreams[mass.outaudiostream];
if (outstream.codec != "Copy")
{
_info += " " + outstream.samplerate + "Hz";
_info += " " + Calculate.ExplainChannels(outstream.channels);
_info += " " + ((outstream.bitrate > 0) ? outstream.bitrate + "kbps" : "VBR");
if (mass.volume != "Disabled")
_info += " " + mass.volume;
}
else
{
if (mass.inaudiostreams.Count > 0)
{
AudioStream instream = (AudioStream)mass.inaudiostreams[mass.inaudiostream];
_info += " " + instream.samplerate + "Hz";
_info += " " + Calculate.ExplainChannels(instream.channels);
_info += " " + instream.bitrate + "kbps";
}
}
}
_info += " " + ((mass.outfilesize != Languages.Translate("Unknown")) ? mass.outfilesize.Replace(" ", "") : "?mb");
_mass = mass.Clone();
_id = mass.key;
}
public VisualCrop(Massive mass, Window owner)
{
m = mass.Clone();
oldm = mass.Clone();
this.InitializeComponent();
this.Owner = owner;
//Создаем скрипт (т.к. текущий с кропом и ресайзом не годится)
script = AviSynthScripting.GetInfoScript(m, AviSynthScripting.ScriptMode.VCrop);
numl.Value = left = m.cropl;
numr.Value = right = m.cropr;
numt.Value = top = m.cropt;
numb.Value = bottom = m.cropb;
Color color = Settings.VCropBrush;
slider_R.Value = R = color.R;
slider_G.Value = G = color.G;
slider_B.Value = B = color.B;
slider_A.Value = A = color.A;
FinalColor.Color = Color.FromArgb(255, R, G, B);
numl.ToolTip = Languages.Translate("Left");
numt.ToolTip = Languages.Translate("Top");
numr.ToolTip = Languages.Translate("Right");
numb.ToolTip = Languages.Translate("Bottom");
button_autocrop.Content = Languages.Translate("Analyse");
button_autocrop.ToolTip = Languages.Translate("Autocrop black borders");
button_autocrop_current.ToolTip = Languages.Translate("Autocrop on current frame");
button_uncrop.ToolTip = Languages.Translate("Remove crop");
button_settings.ToolTip = Languages.Translate("Settings");
slider_A.ToolTip = Languages.Translate("Transparency of the mask");
slider_R.ToolTip = slider_G.ToolTip = slider_B.ToolTip = Languages.Translate("Brightness of the mask");
button_fullscreen.ToolTip = Languages.Translate("Fullscreen mode");
button_cancel.Content = Languages.Translate("Cancel");
frame_of = Languages.Translate("Frame XX of YY").ToLower();
cropped_s = Languages.Translate("cropped size");
try
{
reader = new AviSynthReader(AviSynthColorspace.RGB24, AudioSampleType.Undefined);
reader.ParseScript(script);
if (reader.Clip.HasVideo && reader.FrameCount > 0)
{
slider_pos.Maximum = reader.FrameCount;
slider_pos.Value = (Settings.VCropFrame == "THM-frame") ? m.thmframe : 0;
numl.Maximum = numr.Maximum = width = reader.Width;
numt.Maximum = numb.Maximum = height = reader.Height;
fps = reader.Framerate;
stride = width * bpp;
buffer = Marshal.AllocHGlobal(stride * height);
HasVideo = true;
SetFrame((int)slider_pos.Value);
ShowCroppedFrame();
}
else
{
PreviewError("NO VIDEO", Brushes.Gainsboro);
}
}
catch (Exception ex)
{
SetPreviewError(ex);
}
if (IsError)
{
CloseReader();
Close();
}
else
{
WindowLoaded = true;
ShowDialog();
}
}
private void worker_DoWork(object sender, System.ComponentModel.DoWorkEventArgs e)
{
try
{
//забиваем необходимые параметры
MediaInfoWrapper media = new MediaInfoWrapper();
media.Open(m.infilepath);
m.invcodec = media.VCodecString;
m.invcodecshort = media.VCodecShort;
//Добавляем инфу, по которой потом можно будет определить, применять ли ForceFilm
m.inframerate = media.FrameRate;
bool pulldown = media.ScanOrder.Contains("Pulldown");
media.Close();
//Выходим при отмене
if (worker.CancellationPending) return;
//проверка на невалидную индексацию
if (m.invcodecshort != "MPEG2" && m.invcodecshort != "MPEG1")
{
//Выходим отсюда, декодер будет выбран позже
m.indexfile = null;
m.vdecoder = 0;
return;
}
//получаем индекс файл
m.indexfile = Calculate.GetBestIndexFile(m.infilepath);
//определяем видео декодер
m.vdecoder = AviSynthScripting.Decoders.MPEG2Source;
if (File.Exists(m.indexfile) && !worker.CancellationPending)
{
//проверяем папки
script = AviSynthScripting.GetInfoScript(m, AviSynthScripting.ScriptMode.Info);
reader = new AviSynthReader();
reader.ParseScript(script);
m.induration = TimeSpan.FromSeconds((double)reader.FrameCount / reader.Framerate);
//Определяем, использовался ли Force Film
if ((pulldown && m.inframerate == "23.976" || m.inframerate == "29.970") && Math.Abs(reader.Framerate - 23.976) < 0.001)
{
m.IsForcedFilm = true;
m.interlace = SourceType.UNKNOWN;
}
//Закрываем ридер
CloseReader(true);
//проверка на устаревшую индекс папку
string ifopath = Calculate.GetIFO(m.infilepath);
if (File.Exists(ifopath) && !worker.CancellationPending)
{
VStripWrapper vs = new VStripWrapper();
vs.Open(ifopath);
TimeSpan duration = vs.Duration();
vs.Close();
//папка устарела (если разница между продолжительностью в скрипте и в IFO больше 10-ти секунд)
if (Math.Abs(m.induration.Duration().TotalSeconds - duration.TotalSeconds) > 10)
{
//Будем папку удалять..
throw new Exception("MPEG2Source");
}
}
}
}
catch (Exception ex)
{
if (worker != null && !worker.CancellationPending && m != null && num_closes == 0)
{
//Ошибка
ex.HelpLink = script;
e.Result = ex;
}
}
finally
{
CloseReader(true);
}
}
private void CloseReader()
{
lock (locker)
{
if (buffer != IntPtr.Zero)
{
Marshal.FreeHGlobal(buffer);
buffer = IntPtr.Zero;
}
if (reader != null)
{
reader.Close();
reader = null;
}
}
}
private void make_thm(int width, int height, bool fix_ar, string format)
{
Bitmap bmp = null;
Graphics g = null;
AviSynthReader reader = null;
string new_script = m.script;
string thmpath = Calculate.RemoveExtention(m.outfilepath) + format;
SetLog("CREATING THM");
SetLog("------------------------------");
SetLog("Saving picture to: " + thmpath);
SetLog(format.ToUpper() + " " + width + "x" + height + " \r\n");
try
{
if (fix_ar)
{
int crop_w = 0, crop_h = 0;
double old_asp = m.outaspect;
double new_asp = (double)width / (double)height;
if (old_asp < new_asp)
{
crop_h = Math.Max(Convert.ToInt32((m.outresh - ((m.outresh * old_asp) / new_asp)) / 2), 0);
}
else if (old_asp > new_asp)
{
crop_w = Math.Max(Convert.ToInt32((m.outresw - (m.outresw / old_asp) * new_asp) / 2), 0);
}
new_script += ("Lanczos4Resize(" + width + ", " + height + ", " + crop_w + ", " + crop_h + ", -" + crop_w + ", -" + crop_h + ")\r\n");
}
reader = new AviSynthReader(AviSynthColorspace.RGB24, AudioSampleType.Undefined);
reader.ParseScript(new_script);
//проверка на выходы за пределы общего количества кадров
int frame = (m.thmframe > reader.FrameCount) ? reader.FrameCount / 2 : m.thmframe;
if (width == reader.Width && height == reader.Height)
{
bmp = new System.Drawing.Bitmap(reader.ReadFrameBitmap(frame));
}
else
{
bmp = new Bitmap(width, height);
g = Graphics.FromImage(bmp);
//метод интерполяции при ресайзе
g.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.HighQualityBicubic;
g.DrawImage(reader.ReadFrameBitmap(frame), 0, 0, width, height);
}
if (format == "jpg")
{
//процент cжатия jpg
System.Drawing.Imaging.ImageCodecInfo[] info = System.Drawing.Imaging.ImageCodecInfo.GetImageEncoders();
System.Drawing.Imaging.EncoderParameters encoderParameters = new System.Drawing.Imaging.EncoderParameters(1);
encoderParameters.Param[0] = new System.Drawing.Imaging.EncoderParameter(System.Drawing.Imaging.Encoder.Quality, 95L);
//jpg
bmp.Save(thmpath, info[1], encoderParameters);
}
else if (format == "png")
{
//png
bmp.Save(thmpath, System.Drawing.Imaging.ImageFormat.Png);
}
else
{
//bmp
bmp.Save(thmpath, System.Drawing.Imaging.ImageFormat.Bmp);
}
}
catch (Exception ex)
{
SetLog("\r\nError creating THM: " + ex.Message.ToString() + Environment.NewLine);
}
finally
{
//завершение
if (g != null) { g.Dispose(); g = null; }
if (bmp != null) { bmp.Dispose(); bmp = null; }
if (reader != null) { reader.Close(); reader = null; }
SetLog("");
}
}
public void UnloadAviSynth()
{
lock (locker)
{
if (reader != null)
{
try { reader.Close(); }
//catch (Exception) { } //Всё-равно вылезет в ~AviSynthClip()
finally
{
reader = null;
if (!IsError && !IsAborted && AvsStateChanged != null)
{
OwnerDispatcher.Invoke(Priority, (ThreadStart)delegate()
{
AvsStateChanged(this, false);
});
}
}
}
}
}