Im trying sample code to play audio using gstreamer C++ in linux. The code compiles fine but I cant hear any sound. Whereas from command line the sound does play. My purpose is simply to play a local mp3 file, but this example code seems to be very huge. #include <gst/gst.h> #include <glib.h> static gboolean ..
Category : audio
I am trying to find an audio decoder library for C/C++ that I copy coded audio data to and get the decoded data back. It wouldn’t be a problem if the library would be able to also play sounds itself as long as I can control timestamps/pause/play. Currently I plan to use portaudio for playback. ..
Im trying to play a small audio (.wav) file whenever a face is detected in a camera using opencv in C++. if (face_recognized) { string str1= "aplay" ; str1 = str1 + "-Dhw:0,3 alarm.wav" + " & "; const char *command = str1.c_str(); system(command) } Now whats happening is that whenever a person stays longer ..
I have been working on an a program in C that invokes the use of FFMPEG’s libraries to remove some segments of audio from a given audio file. I have created the filter successfully using the API call, const AVFilter* aselect = avfilter_get_by_name("aselect"), linking it with abuffersrc and abuffersink. However, I am not sure entirely ..
I have several Windows 10 PC from different manufacturer. I need to confirm from BIOS level if audio offloading is enabled or disabled in Windows PC. Is there any way to confirm the same. Source: Windows..
Given the following code: #include <SDL2/SDL.h> #include <SDL2/SDL_audio.h> #include <iostream> #include <chrono> #include <thread> static void SDLCallback(void *userData, Uint8 *data, int bytes) { std::cerr << "SDLCallback: " << bytes / sizeof(float) << "n"; } int main() { using namespace std::literals; SDL_Init(SDL_INIT_AUDIO); SDL_AudioDeviceID m_deviceId{}; SDL_AudioSpec m_desired, m_obtained; m_desired.freq = 48000; m_desired.format = AUDIO_F32SYS; m_desired.channels = 2; ..
I am trying to create new audio devices for a project, and use them for basic audio manipulation. I have found my way to something called Port Class, but have had no more luck with finding appropriate information on the subject. Any of y’all know where I should look next? Source: Windows..
I would like to capture in real time, if possible, the informations on what is playing on my Windows 10 PC. Is this possible with Powershell? To be more clear, I would like to read song title/album informations: Media/Volume Controls Overlay Windows 10 Almost every app that play an audio or video file on Windows, ..
winsound seems to have some minimum delay between beeps is there a way to fix this? import winsound for i in range(10): winsound.Beep(3000,100) should produce 10 beeps of 100ms duration as quickly as possible so roughly 10 in a second but it is much slower. Why is that? I don’t see anything about it in ..
I would like to make a script in python that toggles a function when it detects a sound coming from a particular app or from the whole system. It should detect and listen only for output audio. I have searched before but didn’t find anything good. I don’t have any code to show because I ..
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