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Jungfraujoch/compression/MaxCompressedSize.cpp

20 lines
744 B
C++

// Copyright (2019-2023) Paul Scherrer Institute
#include <bitshuffle/bitshuffle.h>
#include "JFJochCompressor.h"
#include "MaxCompressedSize.h"
int64_t MaxCompressedSize(CompressionAlgorithm algorithm, int64_t pixels_number, uint16_t pixel_depth) {
switch (algorithm) {
case CompressionAlgorithm::BSHUF_LZ4:
return bshuf_compress_lz4_bound(pixels_number, pixel_depth, JFJochBitShuffleCompressor::DefaultBlockSize) + 12;
case CompressionAlgorithm::BSHUF_ZSTD:
case CompressionAlgorithm::BSHUF_ZSTD_RLE:
return bshuf_compress_zstd_bound(pixels_number, pixel_depth,JFJochBitShuffleCompressor::DefaultBlockSize) + 12;
default:
return pixels_number * pixel_depth;
}
}