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some cleanup

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N00MKRAD
2021-02-08 10:21:26 +01:00
parent 34d1113d8c
commit 596a2c40e0
2 changed files with 11 additions and 42 deletions
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52
Code/Media/FfmpegCommands.cs
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@@ -55,7 +55,7 @@ namespace Flowframes
public static long GetDuration(string inputFile)
{
Logger.Log("Reading Duration using ffprobe.", true, false, "ffmpeg");
Logger.Log($"GetDuration({inputFile}) - Reading Duration using ffprobe.", true, false, "ffmpeg");
string args = $" -v panic -select_streams v:0 -show_entries format=duration -of csv=s=x:p=0 -sexagesimal {inputFile.Wrap()}";
string info = GetFfprobeOutput(args);
return FormatUtils.MsFromTimestamp(info);
@@ -109,42 +109,23 @@ namespace Flowframes
int frames = 0;
frames = await ReadFrameCountFfprobeAsync(inputFile, Config.GetBool("ffprobeCountFrames")); // Try reading frame count with ffprobe
if (frames > 0)
return frames;
if (frames > 0) return frames;
Logger.Log($"Failed to get frame count using ffprobe (frames = {frames}). Reading frame count using ffmpeg.", true, false, "ffmpeg");
Logger.Log($"Failed to get frame count using ffprobe (frames = {frames}). Trying to calculate with duration * fps.", true, false, "ffmpeg");
frames = await ReadFrameCountFfmpegAsync(inputFile); // Try reading frame count with ffmpeg
if (frames > 0)
return frames;
if (frames > 0) return frames;
Logger.Log("Failed to get total frame count of video.");
return 0;
}
static int ReadFrameCountFfprobe(string inputFile, bool readFramesSlow)
static int ReadFrameCountFromDuration (string inputFile, long durationMs, float fps)
{
string args = $" -v panic -select_streams v:0 -show_entries stream=nb_frames -of default=noprint_wrappers=1 {inputFile.Wrap()}";
if (readFramesSlow)
{
Logger.Log("Counting total frames using FFprobe. This can take a moment...");
args = $" -v panic -count_frames -select_streams v:0 -show_entries stream=nb_read_frames -of default=nokey=1:noprint_wrappers=1 {inputFile.Wrap()}";
}
string info = GetFfprobeOutput(args);
string[] entries = info.SplitIntoLines();
try
{
if (readFramesSlow)
return info.GetInt();
foreach (string entry in entries)
{
if (entry.Contains("nb_frames="))
return entry.GetInt();
}
}
catch { }
return -1;
float durationSeconds = durationMs / 1000f;
float frameCount = durationSeconds * fps;
int frameCountRounded = frameCount.RoundToInt();
Logger.Log($"ReadFrameCountFromDuration: Got frame count of {frameCount}, rounded to {frameCountRounded}");
return frameCountRounded;
}
static async Task<int> ReadFrameCountFfprobeAsync(string inputFile, bool readFramesSlow)
@@ -172,19 +153,6 @@ namespace Flowframes
return -1;
}
static int ReadFrameCountFfmpeg(string inputFile)
{
string args = $" -loglevel panic -i {inputFile.Wrap()} -map 0:v:0 -c copy -f null - ";
string info = GetFfmpegOutput(args);
string[] entries = info.SplitIntoLines();
foreach (string entry in entries)
{
if (entry.Contains("frame="))
return entry.Substring(0, entry.IndexOf("fps")).GetInt();
}
return -1;
}
static async Task<int> ReadFrameCountFfmpegAsync (string inputFile)
{
string args = $" -loglevel panic -i {inputFile.Wrap()} -map 0:v:0 -c copy -f null - ";