public void Should_ScaleToEvenDimensions_ForTransportStream()
{
FFmpegProfile ffmpegProfile = TestProfile() with
{
Resolution = new Resolution {
Width = 1280, Height = 720
}
};
var version = new MediaVersion {
Width = 706, Height = 362, SampleAspectRatio = "32:27"
};
FFmpegPlaybackSettings actual = _calculator.CalculateSettings(
StreamingMode.TransportStream,
ffmpegProfile,
version,
new MediaStream(),
new MediaStream(),
DateTimeOffset.Now,
DateTimeOffset.Now,
TimeSpan.Zero,
TimeSpan.Zero,
false,
None);
IDisplaySize scaledSize = actual.ScaledSize.IfNone(new MediaVersion {
Width = 0, Height = 0
});
scaledSize.Width.Should().Be(1280);
scaledSize.Height.Should().Be(554);
actual.PadToDesiredResolution.Should().BeTrue();
}
public FFmpegComplexFilterBuilder WithWatermark(
Option <ChannelWatermark> watermark,
Option <List <FadePoint> > maybeFadePoints,
IDisplaySize resolution,
Option <int> watermarkIndex)
{
_watermark = watermark;
_maybeFadePoints = maybeFadePoints;
_resolution = resolution;
_watermarkIndex = watermarkIndex;
return(this);
}
public DetailPage()
{
InitializeComponent();
InitUserImage();
InitSliders();
Display = DependencyService.Get <IDisplaySize>();
TextToSpeech.TextToSpeech_Completed += TextToSpeech_TextToSpeech_Completed;
}
public MainPage()
{
InitializeComponent();
InitUserImage();
InitSliders();
fFile = DependencyService.Get <IFile>();
Display = DependencyService.Get <IDisplaySize>();
TextToSpeech.TextToSpeech_Completed += TextToSpeech_TextToSpeech_Completed;
NavigationPage.SetHasNavigationBar(this, false);
//if ( Setting.IntroPopup == false)
// Navigation.PushModalAsync(new TestCarouselPage());
}
internal static bool IsSameSizeAs(this IDisplaySize @this, IDisplaySize that) => @this.Width == that.Width && @this.Height == that.Height;
internal static IDisplaySize PadToEven(this IDisplaySize size) => new DisplaySize(size.Width + size.Width % 2, size.Height + size.Height % 2);
public FFmpegComplexFilterBuilder WithBlackBars(IDisplaySize padToSize)
{
_padToSize = Some(padToSize);
return(this);
}
public FFmpegComplexFilterBuilder WithScaling(IDisplaySize scaleToSize)
{
_scaleToSize = Some(scaleToSize);
return(this);
}
public async Task <Command> ForError(
string ffmpegPath,
Channel channel,
Option <TimeSpan> duration,
string errorMessage,
bool hlsRealtime,
long ptsOffset)
{
FFmpegPlaybackSettings playbackSettings =
_playbackSettingsCalculator.CalculateErrorSettings(channel.FFmpegProfile);
IDisplaySize desiredResolution = channel.FFmpegProfile.Resolution;
var fontSize = (int)Math.Round(channel.FFmpegProfile.Resolution.Height / 20.0);
var margin = (int)Math.Round(channel.FFmpegProfile.Resolution.Height * 0.05);
string subtitleFile = await new SubtitleBuilder(_tempFilePool)
.WithResolution(desiredResolution)
.WithFontName("Roboto")
.WithFontSize(fontSize)
.WithAlignment(2)
.WithMarginV(margin)
.WithPrimaryColor("&HFFFFFF")
.WithFormattedContent(errorMessage.Replace(Environment.NewLine, "\\N"))
.BuildFile();
var videoStream = new MediaStream {
Index = 0
};
var audioStream = new MediaStream {
Index = 0
};
string videoCodec = playbackSettings.VideoFormat switch
{
FFmpegProfileVideoFormat.Hevc => "libx265",
FFmpegProfileVideoFormat.Mpeg2Video => "mpeg2video",
_ => "libx264"
};
string audioCodec = playbackSettings.AudioFormat switch
{
FFmpegProfileAudioFormat.Ac3 => "ac3",
_ => "aac"
};
FFmpegProcessBuilder builder = new FFmpegProcessBuilder(ffmpegPath, false, _logger)
.WithThreads(1)
.WithQuiet()
.WithFormatFlags(playbackSettings.FormatFlags)
.WithRealtimeOutput(playbackSettings.RealtimeOutput)
.WithLoopedImage(Path.Combine(FileSystemLayout.ResourcesCacheFolder, "background.png"))
.WithLibavfilter()
.WithInput("anullsrc")
.WithSubtitleFile(subtitleFile)
.WithFilterComplex(
videoStream,
audioStream,
Path.Combine(FileSystemLayout.ResourcesCacheFolder, "background.png"),
"fake-audio-path",
playbackSettings.VideoFormat)
.WithPixfmt("yuv420p")
.WithPlaybackArgs(playbackSettings, videoCodec, audioCodec)
.WithMetadata(channel, None);
await duration.IfSomeAsync(d => builder = builder.WithDuration(d));
Process process = channel.StreamingMode switch
{
// HLS needs to segment and generate playlist
StreamingMode.HttpLiveStreamingSegmenter =>
builder.WithHls(
channel.Number,
None,
ptsOffset,
playbackSettings.VideoTrackTimeScale,
playbackSettings.FrameRate)
.Build(),
_ => builder.WithFormat("mpegts")
.WithPipe()
.Build()
};
return(Cli.Wrap(process.StartInfo.FileName)
.WithArguments(process.StartInfo.ArgumentList)
.WithValidation(CommandResultValidation.None)
.WithEnvironmentVariables(process.StartInfo.Environment.ToDictionary(kvp => kvp.Key, kvp => kvp.Value))
.WithStandardErrorPipe(PipeTarget.ToStream(Stream.Null)));
}
private bool NeedToPad(IDisplaySize target, IDisplaySize displaySize) => displaySize.Width != target.Width || displaySize.Height != target.Height;
