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采用比zlib更快的压缩库zstd

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远程桌面帧率提高到12；补充上传zlib.lib。
This commit is contained in:
yuanyuanxiang
2019-01-17 11:58:26 +08:00
parent c54d75505e
commit 16741545a9
17 changed files with 3607 additions and 20 deletions
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25
server/2015Remote/IOCPServer.cpp
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@@ -3,8 +3,18 @@
#include "2015Remote.h"
#include <iostream>
#if USING_ZLIB
#include "zlib.h"
#include "zconf.h"
#define Z_FAILED(p) (Z_OK != (p))
#define Z_SUCCESS(p) (!Z_FAILED(p))
#else
#include "zstd/zstd.h"
#pragma comment(lib, "zstd/zstd.lib")
#define Z_FAILED(p) ZSTD_isError(p)
#define Z_SUCCESS(p) (!Z_FAILED(p))
#define compress(dest, destLen, source, sourceLen) ZSTD_compress(dest, *(destLen), source, sourceLen, ZSTD_CLEVEL_DEFAULT)
#define uncompress(dest, destLen, source, sourceLen) ZSTD_decompress(dest, *(destLen), source, sourceLen)
#endif
using namespace std;
CRITICAL_SECTION IOCPServer::m_cs = {0};
@@ -452,13 +462,14 @@ BOOL IOCPServer::OnClientReceiving(PCONTEXT_OBJECT ContextObject, DWORD dwTrans
//<2F><><EFBFBD><EFBFBD><EFBFBD>ݰ<EFBFBD><DDB0><EFBFBD>ǰ<EFBFBD><C7B0>Դ<EFBFBD><D4B4><EFBFBD><EFBFBD>û<EFBFBD>н<EFBFBD>ѹ<EFBFBD><D1B9>ȡ<EFBFBD><C8A1>pData 448
ContextObject->InCompressedBuffer.ReadBuffer(CompressedBuffer, ulCompressedLength);
int iRet = uncompress(DeCompressedBuffer, &ulOriginalLength, CompressedBuffer, ulCompressedLength);
if (iRet == Z_OK)
if (Z_SUCCESS(iRet))
{
ContextObject->InDeCompressedBuffer.ClearBuffer();
ContextObject->InCompressedBuffer.ClearBuffer();
ContextObject->InDeCompressedBuffer.WriteBuffer(DeCompressedBuffer, ulOriginalLength);
m_NotifyProc(ContextObject); //֪ͨ<CDA8><D6AA><EFBFBD><EFBFBD>
}else{
OutputDebugStringA("[ERROR] uncompress failed \n");
throw "Bad Buffer";
}
delete [] CompressedBuffer;
@@ -486,15 +497,23 @@ VOID IOCPServer::OnClientPreSending(CONTEXT_OBJECT* ContextObject, PBYTE szBuffe
{
if (ulOriginalLength > 0)
{
#if USING_ZLIB
unsigned long ulCompressedLength = (double)ulOriginalLength * 1.001 + 12;
#else
unsigned long ulCompressedLength = ZSTD_compressBound(ulOriginalLength);
#endif
LPBYTE CompressedBuffer = new BYTE[ulCompressedLength];
int iRet = compress(CompressedBuffer, &ulCompressedLength, (LPBYTE)szBuffer, ulOriginalLength);
if (iRet != Z_OK)
if (Z_FAILED(iRet))
{
OutputDebugStringA("[ERROR] compress failed \n");
delete [] CompressedBuffer;
return;
}
#if !USING_ZLIB
ulCompressedLength = iRet;
#endif
ULONG ulPackTotalLength = ulCompressedLength + HDR_LENGTH;
ContextObject->OutCompressedBuffer.WriteBuffer((LPBYTE)m_szPacketFlag,FLAG_LENGTH);
ContextObject->OutCompressedBuffer.WriteBuffer((PBYTE)&ulPackTotalLength, sizeof(ULONG));