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/* QueryGeneratorUtility.cs $
This file is part of the HandBrake source code.
Homepage: <http://handbrake.fr/>.
It may be used under the terms of the GNU General Public License. */
namespace HandBrake.ApplicationServices.Utilities
{
using System;
using System.Collections.Generic;
using System.Data;
using System.Globalization;
using System.IO;
using System.Linq;
using System.Windows.Forms;
using HandBrake.ApplicationServices.Functions;
using HandBrake.ApplicationServices.Model;
using HandBrake.ApplicationServices.Model.Encoding;
/*
* TODO:
* 1. Handle Subittles
* 2. Wireupt he Generate Query Methods.
* 3. Handle Settings Better.
* 4. Test and bug fix.
*/
/// <summary>
/// Generate a CLI Query for HandBrakeCLI
/// </summary>
public class QueryGeneratorUtility
{
public static string GenerateQuery()
{
throw new NotImplementedException("This class hasn't been finished yet.");
string query = string.Empty;
return query;
}
public static string GeneratePreviewQuery()
{
throw new NotImplementedException("This class hasn't been finished yet.");
string query = string.Empty;
return query;
}
#region Individual Query Sections
private static string GenerateTabbedComponentsQuery(EncodeTask task, bool filters, int width, int height, int verbose, bool noDvdNav, double x264Step)
{
string query = string.Empty;
// Output Settings
query += OutputSettingsQuery(task);
// Filters Panel
if (filters)
query += FiltersQuery(task);
// Picture Settings
query += PictureSettingsQuery(task, width, height);
// Video Settings
query += VideoSettingsQuery(task, x264Step);
// Audio Settings
query += AudioSettingsQuery(task);
// Subtitles Panel
query += SubtitlesQuery(task);
// Chapter Markers
query += ChapterMarkersQuery(task);
// X264 Panel
query += X264Query(task);
// Extra Settings
query += ExtraSettings(verbose.ToString(), noDvdNav);
return query;
}
private static string SourceQuery(EncodeTask task, int mode, int duration, string preview, string previewTotal)
{
string query = string.Empty;
query += string.Format(" -i \"{0}\"", task.Source);
query += string.Format(" -t {0}", task.Title);
query += string.Format(" --angle {0}", task.Angle);
// Decide what part of the video we want to encode.
switch (task.PointToPointMode)
{
case PointToPointMode.Chapters: // Chapters
if (task.StartPoint == task.EndPoint)
query += string.Format(" -c {0}", task.StartPoint);
else
query += string.Format(" -c {0}-{1}", task.StartPoint, task.EndPoint);
break;
case PointToPointMode.Seconds: // Seconds
int calculatedDuration = task.EndPoint - task.StartPoint;
query += string.Format(" --start-at duration:{0} --stop-at duration:{1}", task.StartPoint, calculatedDuration);
break;
case PointToPointMode.Frames: // Frames
calculatedDuration = task.EndPoint - task.StartPoint;
query += string.Format(" --start-at frame:{0} --stop-at frame:{1}", task.StartPoint, calculatedDuration);
break;
case PointToPointMode.Preview: // Preview
query += " --previews " + previewTotal + " ";
query += " --start-at-preview " + preview;
query += " --stop-at duration:" + duration + " ";
break;
default:
break;
}
return query;
}
private static string DestinationQuery(EncodeTask task)
{
string query = string.Empty;
if (task.PointToPointMode == PointToPointMode.Preview)
query += string.Format(" -o \"{0}\" ", task.Destination.Replace(".m", "_sample.m"));
else
query += string.Format(" -o \"{0}\" ", task.Destination);
return query;
}
private static string OutputSettingsQuery(EncodeTask task)
{
string query = string.Empty;
query += string.Format(" -f {0} ", EnumHelper.GetDescription(task.OutputFormat).ToLower());
// These are output settings features
if (task.LargeFile)
query += " -4 ";
if (task.IPod5GSupport)
query += " -I ";
if (task.OptimizeMP4)
query += " -O ";
return query;
}
private static string PictureSettingsQuery(EncodeTask task, int width, int height)
{
string query = string.Empty;
if (task.Anamorphic != Anamorphic.Strict)
{
if (task.MaxWidth.HasValue) query += string.Format(" -X {0}", task.MaxWidth);
else if (task.Width.HasValue) query += string.Format(" -w {0}", task.Width);
if (task.MaxWidth.HasValue) query += string.Format(" -Y {0}", task.MaxHeight);
else if (task.Height.HasValue) query += string.Format(" -h {0}", task.Height);
}
query += string.Format(" --crop {0}:{1}:{2}:{3}", task.Cropping.Top, task.Cropping.Bottom, task.Cropping.Left, task.Cropping.Right);
switch (task.Anamorphic)
{
case Anamorphic.Strict:
query += " --strict-anamorphic ";
break;
case Anamorphic.Loose:
query += " --loose-anamorphic ";
break;
case Anamorphic.Custom:
query += " --custom-anamorphic ";
if (task.DisplayWidth.HasValue)
query += " --display-width " + task.DisplayWidth + " ";
if (task.KeepDisplayAspect)
query += " --keep-display-aspect ";
if (!task.KeepDisplayAspect)
query += string.Format(" --pixel-aspect {0}:{1}", task.PixelAspectX, task.PixelAspectY);
break;
}
query += " --modulus " + task.Modulus;
return query;
}
private static string FiltersQuery(EncodeTask task)
{
string query = string.Empty;
switch (task.Detelecine) // DeTelecine
{
case Detelecine.Off:
query += string.Empty;
break;
case Detelecine.Default:
query += " --detelecine";
break;
case Detelecine.Custom:
query += string.Format(" --detelecine=\"{0}\"", task.CustomDetelecine);
break;
default:
query += string.Empty;
break;
}
switch (task.Decomb) // Decomb
{
case Decomb.Off:
query += string.Empty;
break;
case Decomb.Default:
query += " --decomb";
break;
case Decomb.Custom:
query += string.Format(" --decomb=\"{0}\"", task.CustomDecomb);
break;
default:
query += string.Empty;
break;
}
switch (task.Deinterlace) // DeInterlace
{
case Deinterlace.Fast:
query += " --deinterlace=\"fast\"";
break;
case Deinterlace.Slow:
query += " --deinterlace=\"slow\"";
break;
case Deinterlace.Slower:
query += " --deinterlace=\"slower\"";
break;
case Deinterlace.Custom:
query += string.Format(" --deinterlace=\"{0}\"", task.CustomDeinterlace);
break;
default:
query += string.Empty;
break;
}
switch (task.Denoise) // Denoise
{
case Denoise.Weak:
query += " --denoise=\"weak\"";
break;
case Denoise.Medium:
query += " --denoise=\"medium\"";
break;
case Denoise.Strong:
query += " --denoise=\"strong\"";
break;
case Denoise.Custom:
query += string.Format(" --denoise=\"{0}\"", task.CustomDenoise);
break;
default:
query += string.Empty;
break;
}
if (task.Deblock != 4)
query += string.Format(" --deblock={0}", task.Deblock);
if (task.Grayscale)
query += " -g ";
return query;
}
private static string VideoSettingsQuery(EncodeTask task, double x264CqStep)
{
string query = string.Empty;
switch (task.VideoEncoder)
{
case VideoEncoder.FFMpeg:
query += " -e ffmpeg";
break;
case VideoEncoder.X264:
query += " -e x264";
break;
case VideoEncoder.Theora:
query += " -e theora";
break;
default:
query += " -e x264";
break;
}
switch (task.VideoEncodeRateType)
{
case VideoEncodeRateMode.ConstantQuality:
if (task.VideoBitrate.HasValue)
query += string.Format(" -b {0}", task.VideoBitrate.Value);
break;
case VideoEncodeRateMode.AverageBitrate:
double value;
switch (task.VideoEncoder)
{
case VideoEncoder.FFMpeg:
value = 31 - (task.Quality - 1);
query += string.Format(" -q {0}", value.ToString(new CultureInfo("en-US")));
break;
case VideoEncoder.X264:
CultureInfo culture = CultureInfo.CreateSpecificCulture("en-US");
value = 51 - (task.Quality * x264CqStep);
value = Math.Round(value, 2);
query += string.Format(" -q {0}", value.ToString(culture));
break;
case VideoEncoder.Theora:
value = task.Quality;
query += string.Format(" -q {0}", value.ToString(new CultureInfo("en-US")));
break;
}
break;
}
if (task.TwoPass)
query += " -2 ";
if (task.TurboFirstPass)
query += " -T ";
if (task.Framerate.HasValue)
query += string.Format(" -r {0}", task.Framerate);
switch (task.FramerateMode)
{
case FramerateMode.CFR:
query += " --cfr";
break;
case FramerateMode.VFR:
query += " --vfr";
break;
case FramerateMode.PFR:
query += " --pfr";
break;
default:
query += " --vfr";
break;
}
return query;
}
private static string AudioSettingsQuery(EncodeTask task)
{
string query = string.Empty;
List<AudioTrack> audioTracks = task.AudioTracks;
List<int> tracks = new List<int>();
List<AudioEncoder> codecs = new List<AudioEncoder>();
List<Mixdown> mixdowns = new List<Mixdown>();
List<double> samplerates = new List<double>();
List<int> bitrates = new List<int>();
List<double> drcs = new List<double>();
// No Audio
if (audioTracks.Count == 0)
query += " -a none ";
// Gather information about each audio track and store them in the declared lists.
foreach (AudioTrack track in audioTracks)
{
tracks.Add(track.Track);
// Audio Codec (-E)
codecs.Add(track.Encoder);
// Audio Mixdown (-6)
mixdowns.Add(track.MixDown);
// Sample Rate (-R)
samplerates.Add(track.SampleRate);
// Audio Bitrate (-B)
bitrates.Add(track.Bitrate);
// DRC (-D)
drcs.Add(track.DRC);
}
// Audio Track (-a)
string audioItems = string.Empty;
bool firstLoop = true;
foreach (int item in tracks)
{
if (firstLoop)
{
audioItems = item.ToString();
firstLoop = false;
}
else
audioItems += "," + item;
}
if (audioItems.Trim() != String.Empty)
query += " -a " + audioItems;
firstLoop = true;
audioItems = string.Empty; // Reset for another pass.
// Audio Codec (-E)
foreach (AudioEncoder item in codecs)
{
if (firstLoop)
{
audioItems = Converters.GetCliAudioEncoder(item);
firstLoop = false;
}
else
audioItems += "," + item;
}
if (audioItems.Trim() != String.Empty)
query += " -E " + audioItems;
firstLoop = true;
audioItems = string.Empty; // Reset for another pass.
// Audio Mixdown (-6)
foreach (Mixdown item in mixdowns)
{
if (firstLoop)
{
audioItems = Converters.GetCliMixDown(item);
firstLoop = false;
}
else
audioItems += "," + item;
}
if (audioItems.Trim() != String.Empty)
query += " -6 " + audioItems;
firstLoop = true;
audioItems = string.Empty; // Reset for another pass.
// Sample Rate (-R)
foreach (double item in samplerates)
{
if (firstLoop)
{
audioItems = item.ToString();
firstLoop = false;
}
else
audioItems += "," + item;
}
if (audioItems.Trim() != String.Empty)
query += " -R " + audioItems;
firstLoop = true;
audioItems = string.Empty; // Reset for another pass.
// Audio Bitrate (-B)
foreach (int item in bitrates)
{
if (firstLoop)
{
audioItems = item.ToString();
firstLoop = false;
}
else
audioItems += "," + item;
}
if (audioItems.Trim() != String.Empty)
query += " -B " + audioItems;
firstLoop = true;
audioItems = string.Empty; // Reset for another pass.
// DRC (-D)
foreach (var itm in drcs)
{
string item = itm.ToString(new CultureInfo("en-US"));
if (firstLoop)
{
audioItems = item;
firstLoop = false;
}
else
audioItems += "," + item;
}
if (audioItems.Trim() != String.Empty)
query += " -D " + audioItems;
return query;
}
private static string SubtitlesQuery(EncodeTask task)
{
// TODO
return string.Empty;
}
private static string ChapterMarkersQuery(EncodeTask task)
{
string query = string.Empty;
// Attach Source name and dvd title to the start of the chapters.csv filename.
// This is for the queue. It allows different chapter name files for each title.
string destName = Path.GetFileNameWithoutExtension(task.Destination);
string sourceTitle = task.Title.ToString();
if (task.IncludeChapterMarkers && destName != null)
{
if (destName.Trim() != String.Empty)
{
string path = sourceTitle != "Automatic"
? Path.Combine(Path.GetTempPath(), destName + "-" + sourceTitle + "-chapters.csv")
: Path.Combine(Path.GetTempPath(), destName + "-chapters.csv");
if (ChapterCsvSave(task.ChapterNames, path) == false)
query += " -m ";
else
query += " --markers=" + "\"" + path + "\"";
}
else
query += " -m";
}
return query;
}
private static string X264Query(EncodeTask task)
{
return string.IsNullOrEmpty(task.AdvancedEncoderOptions) ? string.Empty : string.Format(" -x {0}", task.AdvancedEncoderOptions);
}
private static string ExtraSettings(string verboseLevel, bool disableLibDvdNav)
{
string query = string.Empty;
// Verbosity Level
query += string.Format(" --verbose= {0}", string.IsNullOrEmpty(verboseLevel) ? "1" : verboseLevel);
// LibDVDNav
if (disableLibDvdNav)
query += " --no-dvdnav";
return query;
}
#endregion
#region Helpers
/// <summary>
/// Create a CSV file with the data from the Main Window Chapters tab
/// </summary>
/// <param name="chapters">The List of chapters</param>
/// <param name="filePathName">Path to save the csv file</param>
/// <returns>True if successful </returns>
private static bool ChapterCsvSave(Dictionary<int, string> chapters, string filePathName)
{
string csv = chapters.Aggregate(string.Empty, (current, row) => current + (row.Key + "," + row.Value.Replace(",", "\\,") + Environment.NewLine));
StreamWriter file = new StreamWriter(filePathName);
file.Write(csv);
file.Close();
file.Dispose();
return true;
}
#endregion
}
}
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