public void ConcatAndDrawTextAndDrawImagesTest()
{
var builder = new FFMpegCommandBuilder(new TemporaryFilesStorage());
var complexParams = builder
.ConcatDrawImagesAndText(
new List <string> {
"input1.avi", "input2.avi", "input3.avi"
},
new List <DrawImageTimeRecord> {
new DrawImageTimeRecord(new byte[0], 0, 0, 0, 4)
},
new List <TextTimeRecord> {
new TextTimeRecord("Text1", 1, 3)
},
new Size(1000, 500),
"PathToFonts",
10).ParametersAccumulator.ToString();
var pattern = @"-filter_complex_script:v ""(?<complexFilterFile>.*?)""";
var filterFile = Regex.Match(complexParams, pattern).Groups["complexFilterFile"].Value;
var filter = File.ReadAllText(filterFile);
Assert.AreEqual(
"[0:v]scale=1000x500,setdar=16/9[v0];[1:v]scale=1000x500,setdar=16/9[v1];[2:v]scale=1000x500,setdar=16/9[v2];[v0][0:a][v1][1:a][v2][2:a]concat=n=3:v=1:a=1[vv][a];[vv][3:v]overlay=0:0:enable='between(t,0,4)' [tmp3];[tmp3]drawtext=enable='between(t,1,3)':fontfile=PathToFonts:text='Text1':fontsize=10:fontcolor=red:x=(main_w/2-text_w/2):y=main_h-(text_h*(1 -0)) - 15[text_out]",
filter);
}
public void DrawImageTest()
{
var builder = new FFMpegCommandBuilder(new TemporaryFilesStorage());
var drawImageParams =
builder.DrawImages(new List <DrawImageTimeRecord> {
new DrawImageTimeRecord(new byte[0], 0, 0, 0, 4)
}).ParametersAccumulator.ToString();
var pattern = @"-filter_complex_script:v ""(?<imageFilterFile>.*?)""";
var imageFilterFile = Regex.Match(drawImageParams, pattern).Groups["imageFilterFile"].Value;
var imageFilter = File.ReadAllText(imageFilterFile);
Assert.AreEqual("[0:v]overlay=0:0:enable='between(t,0,4)' [tmp0]", imageFilter);
}
public void DrawTextTest()
{
var builder = new FFMpegCommandBuilder(new TemporaryFilesStorage());
var drawTextParams = builder.DrawText(new List <TextTimeRecord> {
new TextTimeRecord("Text1", 1, 3)
}, "PathToFonts", 10).ParametersAccumulator.ToString();
var pattern = @"-filter_script:v ""(?<textFilterFile>.*?)""";
var textFilterFile = Regex.Match(drawTextParams, pattern).Groups["textFilterFile"].Value;
var textFilter = File.ReadAllText(textFilterFile);
Assert.AreEqual(
"[in]drawtext=enable='between(t,1,3)':fontfile=PathToFonts:text='Text1':fontsize=10:fontcolor=red:x=(main_w/2-text_w/2):y=main_h-(text_h*(1 -0)) - 15[text_out]",
textFilter);
}