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microphone example: more cli parameters

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This commit is contained in:
Andrew Kelley 2015-08-24 18:10:09 -07:00
parent b3dfcb4526
commit 1bb10e6a13
1 changed files with 39 additions and 19 deletions
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50
example/sio_microphone.c
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@ -175,7 +175,14 @@ static void underflow_callback(struct SoundIoOutStream *outstream) {
} }
static int usage(char *exe) { static int usage(char *exe) {
fprintf(stderr, "Usage: %s [--dummy] [--alsa] [--pulseaudio] [--jack] [--in-device id] [--out-device id]\n", exe); fprintf(stderr, "Usage: %s [options]\n"
"Options:\n"
" [--backend dummy|alsa|pulseaudio|jack|coreaudio|wasapi]\n"
" [--in-device id]\n"
" [--in-raw]\n"
" [--out-device id]\n"
" [--out-raw]\n"
, exe);
return 1; return 1;
} }
@ -184,27 +191,40 @@ int main(int argc, char **argv) {
enum SoundIoBackend backend = SoundIoBackendNone; enum SoundIoBackend backend = SoundIoBackendNone;
char *in_device_id = NULL; char *in_device_id = NULL;
char *out_device_id = NULL; char *out_device_id = NULL;
bool in_raw = false;
bool out_raw = false;
for (int i = 1; i < argc; i += 1) { for (int i = 1; i < argc; i += 1) {
char *arg = argv[i]; char *arg = argv[i];
if (strcmp("--dummy", arg) == 0) { if (arg[0] == '-' && arg[1] == '-') {
if (strcmp(arg, "--in-raw") == 0) {
in_raw = true;
} else if (strcmp(arg, "--out-raw") == 0) {
out_raw = true;
} else if (++i >= argc) {
return usage(exe);
} else if (strcmp(arg, "--backend") == 0) {
if (strcmp("dummy", argv[i]) == 0) {
backend = SoundIoBackendDummy; backend = SoundIoBackendDummy;
} else if (strcmp("--alsa", arg) == 0) { } else if (strcmp("alsa", argv[i]) == 0) {
backend = SoundIoBackendAlsa; backend = SoundIoBackendAlsa;
} else if (strcmp("--pulseaudio", arg) == 0) { } else if (strcmp("pulseaudio", argv[i]) == 0) {
backend = SoundIoBackendPulseAudio; backend = SoundIoBackendPulseAudio;
} else if (strcmp("--jack", arg) == 0) { } else if (strcmp("jack", argv[i]) == 0) {
backend = SoundIoBackendJack; backend = SoundIoBackendJack;
} else if (strcmp("--in-device", arg) == 0) { } else if (strcmp("coreaudio", argv[i]) == 0) {
if (++i >= argc) { backend = SoundIoBackendCoreAudio;
return usage(exe); } else if (strcmp("wasapi", argv[i]) == 0) {
backend = SoundIoBackendWasapi;
} else { } else {
in_device_id = argv[i]; fprintf(stderr, "Invalid backend: %s\n", argv[i]);
return 1;
} }
} else if (strcmp("--out-device", arg) == 0) { } else if (strcmp(arg, "--in-device") == 0) {
if (++i >= argc) { in_device_id = argv[i];
return usage(exe); } else if (strcmp(arg, "--out-device") == 0) {
} else {
out_device_id = argv[i]; out_device_id = argv[i];
} else {
return usage(exe);
} }
} else { } else {
return usage(exe); return usage(exe);
@ -234,7 +254,7 @@ int main(int argc, char **argv) {
bool found = false; bool found = false;
for (int i = 0; i < soundio_input_device_count(soundio); i += 1) { for (int i = 0; i < soundio_input_device_count(soundio); i += 1) {
struct SoundIoDevice *device = soundio_get_input_device(soundio, i); struct SoundIoDevice *device = soundio_get_input_device(soundio, i);
if (strcmp(device->id, in_device_id) == 0) { if (device->is_raw == in_raw && strcmp(device->id, in_device_id) == 0) {
in_device_index = i; in_device_index = i;
found = true; found = true;
soundio_device_unref(device); soundio_device_unref(device);
@ -251,7 +271,7 @@ int main(int argc, char **argv) {
bool found = false; bool found = false;
for (int i = 0; i < soundio_output_device_count(soundio); i += 1) { for (int i = 0; i < soundio_output_device_count(soundio); i += 1) {
struct SoundIoDevice *device = soundio_get_output_device(soundio, i); struct SoundIoDevice *device = soundio_get_output_device(soundio, i);
if (strcmp(device->id, out_device_id) == 0) { if (device->is_raw == out_raw && strcmp(device->id, out_device_id) == 0) {
out_device_index = i; out_device_index = i;
found = true; found = true;
soundio_device_unref(device); soundio_device_unref(device);