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LibGfx/JPEGWriter: Add a named constant in add_frame_header()
No behavior change.
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1 changed files with 8 additions and 6 deletions
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@ -397,8 +397,10 @@ ErrorOr<void> add_frame_header(Stream& stream, JPEGEncodingContext const& contex
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// B.2.2 - Frame header syntax
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TRY(stream.write_value<BigEndian<Marker>>(JPEG_SOF0));
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// Lf = 8 + 3 × Nf, we only support a single image per frame so Nf = 3
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TRY(stream.write_value<BigEndian<u16>>(17));
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u16 const Nf = 3;
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// Lf = 8 + 3 × Nf
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TRY(stream.write_value<BigEndian<u16>>(8 + 3 * Nf));
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// P
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TRY(stream.write_value<u8>(8));
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@ -409,11 +411,11 @@ ErrorOr<void> add_frame_header(Stream& stream, JPEGEncodingContext const& contex
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// X
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TRY(stream.write_value<BigEndian<u16>>(bitmap.width()));
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// Nf, as mentioned earlier, we only support Nf = 3
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TRY(stream.write_value<u8>(3));
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// Nf
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TRY(stream.write_value<u8>(Nf));
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// Encode 3 components
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for (u8 i {}; i < 3; ++i) {
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// Encode Nf components
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for (u8 i {}; i < Nf; ++i) {
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// Ci
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TRY(stream.write_value<u8>(i + 1));
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