wehub-resource-sync
42 lines
1.7 KiB
C#
42 lines
1.7 KiB
C#
using T3.Core.Video;
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using Xunit;
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namespace T3.VideoServices.Tests;
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public class SoftwareFrameConverterTests
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{
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[Fact]
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public void Convert_ProducesPackedRgbaOfExpectedSize()
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{
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using var session = VideoDecoderSession.TryOpen(TestAssets.Video720p, VideoPlaybackOptimization.FastSeeking, out _);
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Assert.NotNull(session);
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using var converter = new SoftwareFrameConverter(session!.IsHdr);
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Assert.True(session.TryReadNextFrame(out _));
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var rgba = converter.Convert(session.CurrentFrame).ToImageBuffer(1);
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Assert.Equal(session.Width * session.Height * converter.BytesPerPixel, rgba.Length);
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}
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[Fact]
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public void Convert_IsDeterministic_SameTimeYieldsSameRgba()
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{
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using var session = VideoDecoderSession.TryOpen(TestAssets.Video720p, VideoPlaybackOptimization.FastSeeking, out _);
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Assert.NotNull(session);
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using var converter = new SoftwareFrameConverter(session!.IsHdr);
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var early = TimeToFrameMapper.SecondsToPts(1.0, session.StreamStartPts, session.TimeBaseNum, session.TimeBaseDen);
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var later = TimeToFrameMapper.SecondsToPts(3.0, session.StreamStartPts, session.TimeBaseNum, session.TimeBaseDen);
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Assert.True(session.SeekAndDecodeTo(early, out _));
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var first = converter.Convert(session.CurrentFrame).ToImageBuffer(1);
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// Seek away and back — the full decode→RGBA pipeline must reproduce identical pixels.
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Assert.True(session.SeekAndDecodeTo(later, out _));
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Assert.True(session.SeekAndDecodeTo(early, out _));
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var second = converter.Convert(session.CurrentFrame).ToImageBuffer(1);
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Assert.Equal(first, second);
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}
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}
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