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encoding tests

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N00MKRAD
2020-12-29 16:01:24 +01:00
parent a226e3f352
commit f258cdde95
4 changed files with 27 additions and 9 deletions
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7
Code/AudioVideo/FFmpegCommands.cs
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@@ -2,6 +2,7 @@
using Flowframes.Data;
using Flowframes.IO;
using Flowframes.Main;
using Flowframes.MiscUtils;
using System;
using System.Drawing;
using System.Globalization;
@@ -42,10 +43,12 @@ namespace Flowframes
if (!sceneDetect) Logger.Log("Extracting video frames from input video...");
string sizeStr = (size.Width > 1 && size.Height > 1) ? $"-s {size.Width}x{size.Height}" : "";
IOUtils.CreateDir(frameFolderPath);
string timecodeStr = timecodes ? "-copyts -r 10000 -frame_pts true" : "";
string timecodeStr = timecodes ? $"-copyts -r {FrameTiming.timebase} -frame_pts true" : "";
string scnDetect = sceneDetect ? $"\"select='gt(scene,{Config.GetFloatString("scnDetectValue")})'\"" : "";
string mpStr = deDupe ? ((Config.GetInt("mpdecimateMode") == 0) ? mpDecDef : mpDecAggr) : "";
string vf = (scnDetect.Length > 2 || mpStr.Length > 2) ? $"-vf {scnDetect},{mpStr} ".ListCommaFix() : "";
string fpsFilter = $"\"fps=fps={Interpolate.current.inFps.ToString().Replace(",", ".")}\"";
string filters = FormatUtils.ConcatStrings(new string[] { scnDetect, mpStr, fpsFilter } );
string vf = filters.Length > 2 ? $"-vf {filters}" : "";
string pad = Padding.inputFrames.ToString();
string args = $"-i {inputFile.Wrap()} {pngComprArg} -vsync 0 -pix_fmt rgb24 {timecodeStr} {vf} {sizeStr} \"{frameFolderPath}/%{pad}d.png\"";
AvProcess.LogMode logMode = Interpolate.currentInputFrameCount > 50 ? AvProcess.LogMode.OnlyLastLine : AvProcess.LogMode.Hidden;

5
Code/ExtensionMethods.cs
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@@ -155,10 +155,5 @@ namespace Flowframes
return str.Remove(place, stringToReplace.Length).Insert(place, replaceWith);
}
public static string ListCommaFix (this string str)
{
return str.Replace(" , ", " ").Replace(" ,", " ").Replace(", ", " ");
}
}
}

6
Code/Main/FrameTiming.cs
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@@ -14,6 +14,8 @@ namespace Flowframes.Main
{
class FrameTiming
{
public static int timebase = 10000;
public static async Task CreateTimecodeFiles(string framesPath, bool loopEnabled, int times, bool noTimestamps)
{
Logger.Log("Generating timecodes...");
@@ -79,7 +81,7 @@ namespace Flowframes.Main
{
//Logger.Log($"Writing out frame {frm+1}/{interpFramesAmount}", true);
string durationStr = (durationPerInterpFrame / 10000f).ToString("0.00000", CultureInfo.InvariantCulture);
string durationStr = (durationPerInterpFrame / timebase).ToString("0.0000000", CultureInfo.InvariantCulture);
if (discardThisFrame && totalFileCount > 1) // Never discard 1st frame
{
@@ -115,7 +117,7 @@ namespace Flowframes.Main
}
// Use average frame duration for last frame - TODO: Use real duration??
string durationStrLast = ((totalDuration / totalFileCount) / 10000f).ToString("0.00000", CultureInfo.InvariantCulture);
string durationStrLast = ((totalDuration / (totalFileCount - 1)) / timebase).ToString("0.0000000", CultureInfo.InvariantCulture);
fileContent += $"file '{interpPath}/{totalFileCount.ToString().PadLeft(Padding.interpFrames, '0')}.{ext}'\nduration {durationStrLast}\n";
totalFileCount++;

18
Code/MiscUtils/FormatUtils.cs
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@@ -68,5 +68,23 @@ namespace Flowframes.MiscUtils
double ratio = Math.Round(((float)numTo / (float)numFrom) * 100f);
return ratio + "%";
}
public static string ConcatStrings(string[] strings, char delimiter = ',', bool distinct = false)
{
string outStr = "";
strings = strings.Where(s => !string.IsNullOrWhiteSpace(s)).ToArray();
if(distinct)
strings = strings.Distinct().ToArray();
for (int i = 0; i < strings.Length; i++)
{
outStr += strings[i];
if (i + 1 != strings.Length)
outStr += delimiter;
}
return outStr;
}
}
}