Attachment 181422 Details for Bug 218326 – oss_info.cc

oss_info.cc

oss_info.cc (text/plain), 1.23 KB, created by Mikael Simonsson on 2017-04-03 11:46:50 UTC

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Creator: Mikael Simonsson

Created: 2017-04-03 11:46:50 UTC

Size: 1.23 KB

patch

obsolete

>#include <iostream>
>#include <sys/soundcard.h>
>#include <fcntl.h>
>#include <unistd.h>
>
>int main()
>{
>    int mixerfd;
>    const char* mixerdev = "/dev/mixer";
>
>    if ((mixerfd = open(mixerdev, O_RDWR, 0)) == -1)
>    {
>        return 1;
>    }
>
>    oss_sysinfo sysinfo;
>    if (ioctl(mixerfd, SNDCTL_SYSINFO, &sysinfo) == -1)
>    {
>        close(mixerfd);
>        return 1;
>    }
>
>    std::cout << std::endl;
>
>    for (int i = 0; i < sysinfo.numcards; ++i)
>    {
>        oss_card_info cardinfo;
>        memset(&cardinfo, 0, sizeof(cardinfo));
>
>        cardinfo.card = i;
>        if (ioctl(mixerfd, SNDCTL_CARDINFO, &cardinfo) == -1)
>        {
>            break;
>        }
>
>        std::cout << "oss_card_info.shortname: " << cardinfo.shortname << std::endl;
>        std::cout << "oss_card_info.longname: " << cardinfo.longname << std::endl;
>
>        oss_audioinfo ainfo;
>        memset(&ainfo, 0, sizeof(ainfo));
>        ainfo.dev = i;
>        if (ioctl(mixerfd, SNDCTL_AUDIOINFO, &ainfo) != -1)
>        {
>            std::cout << "oss_audioinfo.min_rate: " << ainfo.min_rate << std::endl;
>            std::cout << "oss_audioinfo.max_rate: " << ainfo.max_rate << std::endl;
>        }
>
>        std::cout << std::endl;
>    }
>
>    close(mixerfd);
>
>    return 0;
>}

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Attachments on bug 218326: 181422