view test/testaudioinfo.c @ 3495:1b22878e04d0

Adam Strzelecki to SDL D3D renderer shall try mapping YV12 and I420 (IYUV) to D3D texture formats via FOURCC. This will enable HW acceleration for those formats when driver is capable (most of them are). Note that SDL's IYUV maps I420 FOURCC on Woe.
author Sam Lantinga <slouken@libsdl.org>
date Fri, 27 Nov 2009 03:11:26 +0000
parents 9de326b3099c
children 5ea5e4e6103f
line wrap: on
line source

#include <stdio.h>
#include "SDL.h"

static void
print_devices(int iscapture)
{
    const char *typestr = ((iscapture) ? "capture" : "output");
    int n = SDL_GetNumAudioDevices(iscapture);

    printf("%s devices:\n", typestr);

    if (n == -1)
        printf("  Driver can't detect specific devices.\n\n", typestr);
    else if (n == 0)
        printf("  No %s devices found.\n\n", typestr);
    else {
        int i;
        for (i = 0; i < n; i++) {
            printf("  %s\n", SDL_GetAudioDeviceName(i, iscapture));
        }
        printf("\n");
    }
}

int
main(int argc, char **argv)
{
    /* Print available audio drivers */
    int n = SDL_GetNumAudioDrivers();
    if (n == 0) {
        printf("No built-in audio drivers\n\n");
    } else {
        int i;
        printf("Built-in audio drivers:\n");
        for (i = 0; i < n; ++i) {
            printf("  %s\n", SDL_GetAudioDriver(i));
        }
        printf("\n");
    }

    /* Load the SDL library */
    if (SDL_Init(SDL_INIT_AUDIO) < 0) {
        fprintf(stderr, "Couldn't initialize SDL: %s\n", SDL_GetError());
        return (1);
    }

    printf("Using audio driver: %s\n\n", SDL_GetCurrentAudioDriver());

    print_devices(0);
    print_devices(1);

    SDL_Quit();
    return 0;
}