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Feat: ROI screen capture with remote control support via COMMAND_SCREEN_ROI

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Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
This commit is contained in:
yuanyuanxiang
2026-06-14 00:24:46 +02:00
parent 1335d636da
commit 63ef75b7ce
7 changed files with 102 additions and 31 deletions
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15
client/ScreenSpy.cpp
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@@ -12,8 +12,9 @@
// Construction/Destruction
//////////////////////////////////////////////////////////////////////
CScreenSpy::CScreenSpy(ULONG ulbiBitCount, BYTE algo, BOOL vDesk, int gop, BOOL all, int level) :
ScreenCapture(ulbiBitCount, algo, all, level)
CScreenSpy::CScreenSpy(ULONG ulbiBitCount, BYTE algo, BOOL vDesk, int gop, BOOL all, int level,
RECT rc, BOOL switchScreen) :
ScreenCapture(ulbiBitCount, algo, all, level, rc, switchScreen)
{
m_GOP = gop;
@@ -72,6 +73,15 @@ CScreenSpy::CScreenSpy(ULONG ulbiBitCount, BYTE algo, BOOL vDesk, int gop, BOOL
m_bVirtualPaint = vDesk;
m_data.Create(m_hDeskTopDC, m_iScreenX, m_iScreenY, m_ulFullWidth, m_ulFullHeight);
// ROI
int w = m_ROI.right - m_ROI.left, h = m_ROI.bottom - m_ROI.top;
if (w > 0 && h > 0) {
m_nScaleSendWidth = m_BitmapInfor_Send->bmiHeader.biWidth;
m_nScaleSendHeight = m_BitmapInfor_Send->bmiHeader.biHeight;
m_BitmapInfor_Send->bmiHeader.biWidth = w;
m_BitmapInfor_Send->bmiHeader.biHeight = h;
m_BitmapInfor_Send->bmiHeader.biSizeImage = w * h * 4;
}
}
@@ -115,6 +125,7 @@ LPBYTE CScreenSpy::GetFirstScreenData(ULONG* ulFirstScreenLength)
ScanScreen(m_hFullMemDC, m_hDeskTopDC, m_ulFullWidth, m_ulFullHeight);
m_RectBuffer[0] = TOKEN_FIRSTSCREEN;
LPBYTE bmp = scaleBitmap(m_BmpZoomBuffer, (LPBYTE)m_BitmapData_Full);
memcpy(m_FirstBuffer, bmp, m_BitmapInfor_Send->bmiHeader.biSizeImage);
memcpy(1 + m_RectBuffer, bmp, m_BitmapInfor_Send->bmiHeader.biSizeImage);
if (m_bAlgorithm == ALGORITHM_GRAY) {
ToGray(1 + m_RectBuffer, 1 + m_RectBuffer, m_BitmapInfor_Send->bmiHeader.biSizeImage);