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webp-lossless-bitstream-spec: add some missing commas
The serial comma change is based on the Chicago Manual of Style (CMOS), 17th edition. Bug: webp:611 Change-Id: Ic02e6652662608414c16e0fead2912781a47633d
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@ -58,12 +58,12 @@ b = ReadBits(1);
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b |= ReadBits(1) << 1;
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~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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We assume that each color component, that is, alpha, red, blue and green, is
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We assume that each color component, that is, alpha, red, blue, and green, is
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represented using an 8-bit byte. We define the corresponding type as uint8. A
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whole ARGB pixel is represented by a type called uint32, which is an unsigned
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integer consisting of 32 bits. In the code showing the behavior of the
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transforms, these values are codified in the following bits: alpha in bits
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31..24, red in bits 23..16, green in bits 15..8 and blue in bits 7..0; however,
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31..24, red in bits 23..16, green in bits 15..8, and blue in bits 7..0; however,
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implementations of the format are free to use another representation internally.
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Broadly, a WebP lossless image contains header data, transform information, and
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@ -592,7 +592,7 @@ The values are packed into the green component as follows:
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After reading this transform, `image_width` is subsampled by `width_bits`. This
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affects the size of subsequent transforms. The new size can be calculated using
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`DIV_ROUND_UP` as defined [earlier](#predictor-transform).
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`DIV_ROUND_UP`, as defined [earlier](#predictor-transform).
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```
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image_width = DIV_ROUND_UP(image_width, 1 << width_bits);
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