The data of the image, settings and model/figure are always padded with 0x00 until the offset is divisible by 4 (4 byte alignment). These padding bytes are not part of the CRC-32 calculation
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The data of the image, settings and model/figure are always padded at the end with 0x00 until size is divisible by 4 (4 byte alignment). These padding bytes are not part of the CRC-32 calculation