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zstd_compression: Make use of std::span in interfaces

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Allows condensing the data and size parameters into a single argument.
This commit is contained in:
Lioncash 2020-07-25 03:11:14 -04:00
parent e96cf13ebc
commit c5bdccfecb
3 changed files with 10 additions and 13 deletions
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13
src/common/zstd_compression.cpp
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@ -5,19 +5,18 @@
#include <algorithm>
#include <zstd.h>
#include "common/assert.h"
#include "common/zstd_compression.h"
namespace Common::Compression {
std::vector<u8> CompressDataZSTD(const u8* source, std::size_t source_size, s32 compression_level) {
std::vector<u8> CompressDataZSTD(std::span<const u8> source, s32 compression_level) {
compression_level = std::clamp(compression_level, 1, ZSTD_maxCLevel());
const std::size_t max_compressed_size = ZSTD_compressBound(source_size);
const std::size_t max_compressed_size = ZSTD_compressBound(source.size());
std::vector<u8> compressed(max_compressed_size);
const std::size_t compressed_size =
ZSTD_compress(compressed.data(), compressed.size(), source, source_size, compression_level);
const std::size_t compressed_size = ZSTD_compress(
compressed.data(), compressed.size(), source.data(), source.size(), compression_level);
if (ZSTD_isError(compressed_size)) {
// Compression failed
@ -29,8 +28,8 @@ std::vector<u8> CompressDataZSTD(const u8* source, std::size_t source_size, s32
return compressed;
}
std::vector<u8> CompressDataZSTDDefault(const u8* source, std::size_t source_size) {
return CompressDataZSTD(source, source_size, ZSTD_CLEVEL_DEFAULT);
std::vector<u8> CompressDataZSTDDefault(std::span<const u8> source) {
return CompressDataZSTD(source, ZSTD_CLEVEL_DEFAULT);
}
std::vector<u8> DecompressDataZSTD(const std::vector<u8>& compressed) {