cefpython/cefpython/var/SaveImage.pyx at cefpython31 · cztomczak/cefpython · GitHub

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# Browser.SaveImage()

cpdef py_bool SaveImage(self, py_string filePath,

str imageType="bitmap"):

assert IsThread(TID_UI), (

"Browser.SaveImage(): this method should only be called "

"on the UI thread")

cdef tuple size = self.GetSize(PET_VIEW)

cdef int width, height

if size:

(width, height) = size

else:

return False

# The charFilePath pointer is tied to the lifetime

# of the filePath string. strlen() is a C function.

cdef char* charFilePath = filePath

cdef int filePathLength = strlen(charFilePath)

cdef wchar_t* widecharFilePath = <wchar_t*>calloc(

filePathLength, wchar_t_size)

CharToWidechar(charFilePath, widecharFilePath, filePathLength)

cdef void* bits

cdef BITMAPINFOHEADER bitmapInfoHeader

bitmapInfoHeader.biSize = sizeof(BITMAPINFOHEADER)

bitmapInfoHeader.biWidth = width

bitmapInfoHeader.biHeight = -height # minus means top-down bitmap

bitmapInfoHeader.biPlanes = 1

bitmapInfoHeader.biBitCount = 32

bitmapInfoHeader.biCompression = BI_RGB # no compression

bitmapInfoHeader.biSizeImage = 0

bitmapInfoHeader.biXPelsPerMeter = 1

bitmapInfoHeader.biYPelsPerMeter = 1

bitmapInfoHeader.biClrUsed = 0

bitmapInfoHeader.biClrImportant = 0

cdef BITMAPINFO* bitmapInfo

bitmapInfo = <BITMAPINFO*>calloc(1, sizeof(BITMAPINFO))

bitmapInfo.bmiHeader = bitmapInfoHeader

cdef HDC screen_dc = GetDC(NULL)

cdef HBITMAP bitmap = CreateDIBSection(

screen_dc, bitmapInfo, DIB_RGB_COLORS, &bits, NULL, 0)

ReleaseDC(NULL, screen_dc)

cdef PaintBuffer

if bitmap:

# cefclient_win.cpp > UIT_RunGetImageTest

# TODO...

free(widecharFilePath)

free(bitmapInfo)

return True

# windows.pxd:

ctypedef struct BITMAPINFOHEADER:

DWORD biSize

LONG biWidth

LONG biHeight

WORD biPlanes

WORD biBitCount

DWORD biCompression

DWORD biSizeImage

LONG biXPelsPerMeter

LONG biYPelsPerMeter

DWORD biClrUsed

DWORD biClrImportant

ctypedef struct RGBQUAD:

pass

ctypedef struct BITMAPINFO:

BITMAPINFOHEADER bmiHeader

RGBQUAD bmiColors[1]

cdef DWORD BI_RGB

cdef HDC GetDC(HWND hWnd)

cdef HBITMAP CreateDIBSection(

HDC hdc,

BITMAPINFO *pbmi,

UINT iUsage,

void **ppvBits,

HANDLE hSection,

DWORD dwOffset)

cdef UINT DIB_RGB_COLORS

cdef int ReleaseDC(HWND hWnd,HDC hDC)

cefpython/cefpython/var/SaveImage.pyx at cefpython31 · cztomczak/cefpython · GitHub

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