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feat: Support virtual remote desktop monitoring

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This commit is contained in:
yuanyuanxiang
2025-05-31 15:49:40 +08:00
parent 1e0cfe85b8
commit 444de50651
7 changed files with 527 additions and 47 deletions
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45
client/ScreenCapture.h
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@@ -91,25 +91,31 @@ public:
LPBYTE* m_BlockBuffers; // <20>ֿ黺<D6BF><E9BBBA>
ULONG* m_BlockSizes; // <20>ֿ<EFBFBD><D6BF><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
int m_BlockNum; // <20>ֿ<EFBFBD><D6BF><EFBFBD><EFBFBD><EFBFBD>
int m_SendQuality; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
LPBITMAPINFO m_BitmapInfor_Full; // BMP<4D><50>Ϣ
BYTE m_bAlgorithm; // <20><>Ļ<EFBFBD><C4BB><EFBFBD><EFBFBD><EFBFBD>㷨
ULONG m_iScreenX; // <20><>ʼx<CABC><78><EFBFBD><EFBFBD>
ULONG m_iScreenY; // <20><>ʼy<CABC><79><EFBFBD><EFBFBD>
ULONG m_ulFullWidth; // <20><>Ļ<EFBFBD><C4BB>
ULONG m_ulFullHeight; // <20><>Ļ<EFBFBD><C4BB>
bool m_bZoomed; // <20><>Ļ<EFBFBD><C4BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
double m_wZoom; // <20><>Ļ<EFBFBD><C4BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ű<EFBFBD>
double m_hZoom; // <20><>Ļ<EFBFBD><C4BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ű<EFBFBD>
int m_biBitCount; // ÿ<><C3BF><EFBFBD>ر<EFBFBD><D8B1><EFBFBD><EFBFBD><EFBFBD>
int m_FrameID; // ֡<><D6A1><EFBFBD><EFBFBD>
int m_GOP; // <20>ؼ<EFBFBD>֡<EFBFBD><D6A1><EFBFBD><EFBFBD>
bool m_SendKeyFrame; // <20><><EFBFBD>͹ؼ<CDB9>֡
CX264Encoder *m_encoder; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
ScreenCapture(BYTE algo = ALGORITHM_DIFF) : m_ThreadPool(nullptr), m_FirstBuffer(nullptr), m_RectBuffer(nullptr),
m_BitmapInfor_Full(nullptr), m_bAlgorithm(algo),
m_ulFullWidth(0), m_ulFullHeight(0), m_bZoomed(false), m_wZoom(1), m_hZoom(1),
m_FrameID(0), m_GOP(DEFAULT_GOP), m_SendKeyFrame(false), m_encoder(nullptr){
ScreenCapture(int n = 32, BYTE algo = ALGORITHM_DIFF) :
m_ThreadPool(nullptr), m_FirstBuffer(nullptr), m_RectBuffer(nullptr),
m_BitmapInfor_Full(nullptr), m_bAlgorithm(ALGORITHM_DIFF), m_SendQuality(100),
m_ulFullWidth(0), m_ulFullHeight(0), m_bZoomed(false), m_wZoom(1), m_hZoom(1),
m_FrameID(0), m_GOP(DEFAULT_GOP), m_iScreenX(0), m_iScreenY(0), m_biBitCount(n),
m_SendKeyFrame(false), m_encoder(nullptr) {
m_BlockNum = 8;
m_ThreadPool = new ThreadPool(m_BlockNum);
@@ -160,6 +166,21 @@ public:
SAFE_DELETE(m_encoder);
}
virtual int SendQuality(int quality) {
int old = m_SendQuality;
m_SendQuality = quality;
return old;
}
virtual RECT GetScreenRect() const {
RECT rect;
rect.left = m_iScreenX;
rect.top = m_iScreenY;
rect.right = m_ulFullWidth;
rect.bottom = m_ulFullHeight;
return rect;
}
public:
//*************************************** ͼ<><CDBC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>㷨<EFBFBD><E3B7A8><EFBFBD><EFBFBD><EFBFBD>У<EFBFBD> *************************************
virtual ULONG CompareBitmap(LPBYTE CompareSourData, LPBYTE CompareDestData, LPBYTE szBuffer,
@@ -257,8 +278,22 @@ public:
}
}
virtual LPBITMAPINFO ConstructBitmapInfo(int biBitCount, int biWidth, int biHeight)
{
assert(biBitCount == 32);
BITMAPINFO* bmpInfo = (BITMAPINFO*) new BYTE[sizeof(BITMAPINFO)]();
bmpInfo->bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
bmpInfo->bmiHeader.biWidth = biWidth;
bmpInfo->bmiHeader.biHeight = biHeight;
bmpInfo->bmiHeader.biPlanes = 1;
bmpInfo->bmiHeader.biBitCount = 32;
bmpInfo->bmiHeader.biCompression = BI_RGB;
bmpInfo->bmiHeader.biSizeImage = biWidth * biHeight * 4;
return bmpInfo;
}
// <20>㷨+<2B><><EFBFBD><EFBFBD>λ<EFBFBD><CEBB>+<2B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
LPBYTE GetNextScreenData(ULONG* ulNextSendLength) {
virtual LPBYTE GetNextScreenData(ULONG* ulNextSendLength) {
BYTE algo = m_bAlgorithm;
int frameID = m_FrameID + 1;
bool keyFrame = (frameID % m_GOP == 0);