spdif sound card

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

Under Fedora11, the sound card cannot be driven-Linux general technology-Linux technology and application information. The following is a detailed description. The problem with the sound card driver has been bothering me for a long time. It is impossible. It will take nearly a week for me to get rid of

[[Email protected]/] # ls/dev/mix * /Dev/mice/dev/Mixer [[Email protected]/] # ls/dev/Tim * /Dev/Timer Test the aplay Program [[Email protected] bin] #./aplay test1.wav ALSA lib confmisc. C: 768 :( parse_card) cannot find card '0' ALSA lib Conf. C: 4246 :( _ snd_config_evaluate) function snd_func_card_driver returned error: no such file or directory ALSA lib confmisc. C: 392 :( snd_func_concat) error evaluating strings ALSA lib Conf. C: 4246 :( _ sn

Alsa sound card configuration problems-general Linux technology-Linux technology and application information, the following is a detailed description. Hello everyone! I used debian4.0, but the sound card was not configured after the system was installed. As a result, I used the alsaconf command to configure the

I believe that the operation of the Win7 flagship 64-bit system download the friend must be a few? Although the WIN8 system has gradually become perfect, but we still reluctant to give up the experience is a good Win7 flagship version. But do you have some difficult problems to solve when you operate Win7 flagship computer? If so, let's write it down and tell the little one that we can all discuss the solution together. This is not, small weave today received a friend message, said is his own Wi

In some applications that use sound cards for audio collection, there are usually the following functional requirements: when the program starts, it is required that a specific input terminal be automatically selected for the sound card-for example, some common collection programs want to use "line in" as the default input, and some video conferencing software, y

1. First of all, we will buy the built-in sound card USB speaker connected to the Win7 flagship computer, under normal circumstances, the computer will automatically switch the sound card to the USB sound card. 2. After that, we

General computer in the process of using the integrated sound card can not work properly, such as: 1 Microphone no echo 2 speaker can not make a sound 3 driver installation can be judged bad. At this point you can buy an independent sound card to plug into the white PCI slot

DAPM is the acronym for Dynamic Audio Power management, which means that the audio subsystem on a Linux based mobile device is designed to work in a minimum power state at all times. DAPM is transparent to user-space applications, and all power-related switches are done in ASOC core. User-space Applications do not need to modify the code, and do not need to recompile, DAPM the power switch of the audio control is turned on or off, depending on the configuration of the current active audio stream

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,

When the user is using the computer to record, the microphone and the sound card connection are normal, but cannot carry on the recording. Now the integrated sound card is generally a full-duplex sound card, the recording part of

Some experiences of installing the alsa sound card driver in Linux are expected to help those who fail to install the driver-Linux general technology-Linux technology and application information. The following is a detailed description. Which of the following is my personal information? Maybe you only have one thing missing, or more, double or totally different situations, however, I still hope that the fol

If we use the Win7 64-bit flagship system computer to play without sound, volume adjustment and stereo are good to do. The following is a small compilation of system city to teach you how to solve this problem. The reason for this is that the sound card driver is installed incorrectly. Because the sound

After my Ubuntu8.04 upgrade, You need to recompile the sound card driver sudoapt-getinstallbuild-essential in the alsa-driver-1.0.15/sound/Documentation/ALSA-Configuration.txt to find your own sound card decoding chip corresponding to the model name compiling cdalsa-driver-1

The first step: Open Device Manager, check the sound, video and game controller, there is no yellow exclamation mark. Open method: Right-click My computer → properties → hardware → device Manager. The second step: if there is a yellow exclamation mark, your sound card has a problem, and then you go to uninstall, first click the "Computer" right button to

1. Open the Control Panel and double-click the small orange horn to run, as shown in figure: 2. Open HD sound card Control Panel, select "Mixer". 3. Go to the "Mixer" option and check the "microphone volume" in the "Record" bar. If you do not see the "CD volume, Microphone volume, line volume, stereo Mix" in the recording settings at this time, click on the small wrench in the lowe

The sound card does not support the mixing function, turn on the small horn to adjust the volume, also did not find the adjustable "stereo mix" volume, where did it go? How can we rule out this failure? The method is as follows: 1. Point "Start"-> "Run" enter "REGEDIT". 2. After the Registry Editor appears, locate the following path hkey_local_machinesystemcurrentcontrolsetcontrolclass{4d36e96c-e325-11ce

For a person with a sense of life, there must be me in his computer, although I am just an accessory: Sound Card. When people work, there are actually several ways to deal with computers: keyboards, monitors, me, printers, and so on. I always think that everyone's favorite thing is me. If you want to watch a silent movie, even if the picture is clear, it will make you depressed. For this, *** the music and

I haven't done any hardware for nearly a year, and I don't feel like I'm using alicloud designer. This usb sound card has two purposes: one is to review the alicloud designer software, and the other is to find something to do in your spare time to pass your empty and lonely experience. The Audio Codec Chip of this USB sound