sound card gameport

If you're doing some sort of multimedia player program, in order to improve the fault tolerance of the system, we must use some detection system functions, which detect whether the existence of a sound card is a problem, the following procedures to help you busy, first of all need to join the uses part of the MMSystem, and then detect the sound

To turn off the Win7 motherboard integrated sound method: 1. Press the DEL key on the keyboard to enter the BIOS interface when the computer is powered on 2, found in the BIOS interface "Chipset Futures Setup", and then click Enter, find the right onchip sound options, and then set it to Disabled, then click F10 Save; 3. After entering the BIOS, move it to the "Advanced" tab, find the "I/O Device Confi

For the first installation of linux, the sound card and network card cannot be detected-Linux general technology-Linux technology and application information. For details, refer to the following. I have just installed the linux system and want to study it well. But after the installation, the sound

After the operating system is re-installed on the home Dell migration 1525, Sound cards cannot work. My wife checked on the Internet. Some people said that the version of tomato garden had this problem. I was so scared that I jumped straight to my feet. Do I have .. After a long time,Finally, I found a good solution to share it with my colleagues: 1) first ensure that the sound

and Ac97_additional_ FUNC1 (i.e., 0x24 and 0x5a), the values are 0x10 and 0x40 respectively.The entire function of these settings is posted below, which can be used directly (the wm9713.c file under the Codecs folder): #define AC97_ additional_func10x5astatic int wm9713_hifi_hw_params (struct snd_pcm_substream *substream,struct snd_pcm_hw_params * Params,struct Snd_soc_dai *dai) {struct Snd_soc_codec *codec = Dai->codec;ac97_write (codec, Ac97_powerdown, 0x0000); Ac97_write (codec, Ac97_phone,

The author uses the rover's sound card to support the 3.5mm and USB two interfaces. Although the USB interface can be identified, there is no sound. Therefore, the USB sound card is forbidden to drive and the USB port is only used for power.Add the/etc/modprobe.d/blacklist-u

The problem of Windows7 sound card drivers cannot be installed either by using the driver's life or by using the Driver wizard or even directly downloading the official driver. Why can't I install the Windows7 sound card driver problem? Like Vista earlier, Microsoft does not advocate that users log on to the system di

= s3c24xx_pcm_preallocate_dma_buffer (PCM,Sndrv_pcm_stream_playback );If (RET)Goto out;} If (Dai-> capture. channels_min ){Ret = s3c24xx_pcm_preallocate_dma_buffer (PCM,Sndrv_pcm_stream_capture );If (RET)Goto out;}Out:Return ret;}// PCM instance initialization function and data flow operation functionStruct snd_soc_platform s3c24xx_soc_platform = {. Name = "s3c24xx-audio ",. Pcm_ops = s3c24xx_pcm_ops,. Pcm_new = s3c24xx_pcm_new,. Pcm_free = s3c24xx_pcm_free_dma_buffers,};Export_symbol_gpl (s3c

1. Open the Sound Adjustment board, in the lower right corner of the small horn right click, select "Recording equipment." 2. Modify the recording options, select "Record", click the right mouse button in the middle margin, and check "show disabled devices." 3. See the "Stereo Mix" option, right click on the above, select "Enable". 4. For mixing options to debug, click on "Stereo Mix", the right Button "properti

First of all:Process:1. Install MacOS 10.10.5 lazy version of black Apple with Chameleon2. Use Haswell to hack kernel replacement and successfully enter the system2.5. Drive with Hackintosh Vietnam Tool 1.9.6 and multibeast-yosemite-edition-7.5.0 install network card (USB 802.11), sound card (Universal version)In fact, of course, before anything else:HFS for Wind

Kernel 2.6.23 supports Dell1400 sound card HDA_Intel and the high resolution under the terminal-Linux general technology-Linux programming and kernel information. The following is a detailed description. Kernel upgrade to 2.6.23 (2.6.23-tuxonice-r6), found a lot of problems, but the good news is that the kernel supports Dell 1400 sound

Article title: Sound Card Programming test in linux. Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and open source. Through the unremitting efforts of Xiaodi, he finally mastered sound card progra

Sound Card programming test in linux-general Linux technology-Linux programming and kernel information. The following is a detailed description. Through the unremitting efforts of Xiaodi, he finally mastered sound card programming and realized a small recording. 　　 Program, // hehe // admire 　　 Of course it is still no