Thread View: cn.bbs.comp.program
1 messages
1 total messages
Started by Pineapple Tity
Fri, 26 Dec 1997 00:00
Re: ���⣺����Ƶ�������ʽ��
Author: Pineapple Tity
Date: Fri, 26 Dec 1997 00:00
Date: Fri, 26 Dec 1997 00:00
34 lines
2343 bytes
2343 bytes
�ϻ� ��� ˵��...
> ���ûص�������1/25���ڽػ���Ƶ�жϻ�ȡ��Ƶ�������ͼ�����û���⣬
> �ڶ�ȡ��ƵDIB��ʽʱ����ʾ�ĸ�ʽ�������DZ�ģ�������ô��ʦ��
> Ӧ���ǹ̶����ǣ��Ƿ������סһ�����������������Dz��У����Ϊ�Σ�
> �֣������ö�����ͼ������ݺ�DIB��ʽ������Ϊ�����DrawDIB����
> ��ʵ�ֿ�����Ƶ��ʾ����������˭ʵ�ֹ�SOS
������DrawDib����д��һ��������Ҫ�Ĺ��ܾ��Ƕ�RAW��ʽ��BMP��ʽ
����ݽ�����Ƶ��ʾ�����еIJ����ǣ�
1����DrawDibOpen()�õ�һ��DrawDib DC����m_hDrawDib=
DrawDibOpen()����DC��������DrawDib�������õ���
2����OnDraw()����ӣ�
DrawDibRealize(m_hDrawDib,pDC->GetSafeHdc(),TRUE);
DrawDibDraw(m_hDrawDib,pDC->GetSafeHdc(),
0,
0,
nWidth,
nHeight,
(BITMAPINFOHEADER*)m_pDIB,
lpBits,
0,
0,
((BITMAPINFOHEADER*)m_pDIB)->biWidth,
((BITMAPINFOHEADER*)m_pDIB)->biHeight,
DDF_BACKGROUNDPAL);
����m_pDIB��ָ��BITMAPINFOHEADER��ָ�룬����RAW���ʱ��Ҫ
�Լ������й���Ϣ������BMP���ʱ����BMP��BITMAPFILEHEADER
������lpBits�����ָ�롣
����
--
* Origin: NJU PowerBBS <bbs.nju.edu.cn>
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