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werwer

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This commit is contained in:
Paul Masurel
2016-02-28 20:35:54 +09:00
parent 186e448a15
commit c8196aceb6
2 changed files with 86 additions and 5 deletions
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36
cpp/encode.cpp
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@@ -3,38 +3,66 @@
#include "codecfactory.h"
#include "intersection.h"
#include "variablebyte.h"
using namespace SIMDCompressionLib;
static shared_ptr<IntegerCODEC> codec = CODECFactory::getFromName("s4-bp128-dm");
// sorted
static shared_ptr<IntegerCODEC> codec_sorted = CODECFactory::getFromName("s4-bp128-dm");
// variable byte
static VariableByte<false> codec_unsorted = VariableByte<false>();
static SIMDBinaryPacking<SIMDIntegratedBlockPacker<Max4DeltaSIMD, true>> codec_packed_sorted = SIMDBinaryPacking<SIMDIntegratedBlockPacker<Max4DeltaSIMD, true>>();
extern "C" {
size_t encode_sorted_native(
uint32_t* begin,
const size_t num_els,
uint32_t* output,
const size_t output_capacity) {
size_t output_length = output_capacity;
codec -> encodeArray(begin,
codec_sorted -> encodeArray(begin,
num_els,
output,
output_length);
return output_length;
}
size_t encode_unsorted_native(
uint32_t* begin,
const size_t num_els,
uint32_t* output,
const size_t output_capacity) {
size_t output_length = output_capacity;
codec_unsorted.encodeArray(begin,
num_els,
output,
output_length);
return output_length;
}
size_t decode_sorted_native(
const uint32_t* compressed_data,
const size_t compressed_size,
uint32_t* uncompressed,
const size_t uncompressed_capacity) {
size_t num_ints = uncompressed_capacity;
codec -> decodeArray(compressed_data, compressed_size, uncompressed, num_ints);
codec_sorted -> decodeArray(compressed_data, compressed_size, uncompressed, num_ints);
return num_ints;
}
size_t decode_unsorted_native(
const uint32_t* compressed_data,
const size_t compressed_size,
uint32_t* uncompressed,
const size_t uncompressed_capacity) {
size_t num_ints = uncompressed_capacity;
codec_unsorted.decodeArray(compressed_data, compressed_size, uncompressed, num_ints);
return num_ints;
}
size_t intersection_native(
const uint32_t* left,
const size_t left_size,