When Mr. Duan was sitting in a spacious office and studying his documents intently, an email aroused his attention. The content of the email is very simple. Congratulations, you have obtained the Microsoft MVP candidate qualification. Please fill in
"Depend! It turns out that the initialization of the driver is incorrect !" "Rely on" is the mantra of Duan Fuxi, which will always be blurted out in some exciting times. And this time, with this scream, I also slapped the table-so, the whole
Mr. Duan was interviewing a small company, mainly engaged in mobile games. However, he may not have imagined that he would bring such a sensation to the company, not because of his technology.The company occupies a small footprint. One side is
The adapter mode is defined to convert an interface of a class to another interface that the client expects. The adapter allows classes that cannot work together due to incompatibility of interfaces to work together.Convert the interface of a class
In the previous article, we talked about virtual inheritance in this computation. As we can imagine, there is another important multi-inheritance in C ++ that has not yet been mentioned. Next we will talk about multi-inheritance in the previous
DSW: The full name is developer studio workspace. The highest level configuration file records the entire
Workspace configuration information. It is a plain text file that is automatically generated when Vc creates a new project.
DSP: The full name
I finally started writing this article. A netizen urged me several times. Today I can finally finish it with my mind.
To facilitate the development of articles, we need to clarify two concepts first.
First, many people use. Net to write programs and
What is an embedded system?
Most people don't realize that the most common form of computer in use today is by far the embedded computer. in fact, 98% of computing devices are embedded in all kinds of electronic equipment and machines. computers are
Createremotethread and writeprocessmemory Technologies
Example program: winspy
Another way to inject code into other process address spaces is to use the writeprocessmemory API. Instead of writing an independent DLL, you can directly copy your code
I have recently learned about the Windows Kernel and feel that I/O processing is not a general concept. Therefore, it took a long time to collect a lot of knowledge in this area.
Requests in the Windows Kernel are basically completed through I/O
There is a good tool named graphedit under the bin directory of DirectX, which can be used to reflect the audio recording process. To sum up, the recording process of DirectShow audio is three steps: enumeration, binding, and connection. Next, let's
Today, I re-read "STL source code analysis", so I can't help but admire the classic design of STL. The STL space adaptation code design is particularly incisive, not only considering the hidden danger of memory fragmentation, but also considering
Mixing Processing
If you want the sound driver model of Windows CE to support sound mixing, consider the following:
1) Does the sound Device Support Hardware mixing?
2) sound equipment must work at the same sampling frequency
3) sound equipment must
When using the listcttrl control (Report Style), you sometimes need to insert an icon into the Child column. For example, to create a download software, we plan to display the download status in the form of icons in the first column of the control:
It is mainly the PE file header. To see "encryption and decryption"
// A small part of the PE file format, from "encryption and decryption"-view snowTypedef struct_ Image_dos_header{// Dos. EXE Header+ 0 h word e_magic; // magic number+ 2 H word
1.1 wince sound model
The standard audio processing model for Windows CE.
1) the sound application is classified by coredll module when using the wave interface function: if it is a simple PCM data, it directly enters the ADM module, software
During the disassembly of kernel functions, mov eax, FS: [124] is often seen. It has never been clear what the FS register stores in ring0. I checked the information today.
The FS register points in ring0 to a data structure called kpcr, that is,
The rtladjustprivliege function is encapsulated in Ntdll. dll (loaded before all DLL loads) and is strictly confidential by Microsoft. That is to say, you cannot find any information about it on msdn.
Let's take a look at the definition of this
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