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Fixed bug 2580 - sndio backend improvements 

Brad Smith

Attached is patch from the OpenBSD ports tree to add 24-bit support to the sndio backend and to make use of the sio_open() option SIO_DEVANY.
This commit is contained in:
Sam Lantinga 2014-06-15 17:26:30 -07:00
parent 6146fe85cc
commit 2a082c07f6
1 changed files with 20 additions and 15 deletions
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35
src/audio/sndio/SDL_sndioaudio.c
View File

@ -209,7 +209,7 @@ SNDIO_OpenDevice(_THIS, const char *devname, int iscapture)
this->hidden->mixlen = this->spec.size;
/* !!! FIXME: SIO_DEVANY can be a specific device... */
if ((this->hidden->dev = SNDIO_sio_open(NULL, SIO_PLAY, 0)) == NULL) {
if ((this->hidden->dev = SNDIO_sio_open(SIO_DEVANY, SIO_PLAY, 0)) == NULL) {
SNDIO_CloseDevice(this);
return SDL_SetError("sio_open() failed");
}
@ -229,7 +229,17 @@ SNDIO_OpenDevice(_THIS, const char *devname, int iscapture)
par.sig = SDL_AUDIO_ISSIGNED(test_format) ? 1 : 0;
par.bits = SDL_AUDIO_BITSIZE(test_format);
if (SNDIO_sio_setpar(this->hidden->dev, &par) == 1) {
if (SNDIO_sio_setpar(this->hidden->dev, &par) == 0) {
continue;
}
if (SNDIO_sio_getpar(this->hidden->dev, &par) == 0) {
SNDIO_CloseDevice(this);
return SDL_SetError("sio_getpar() failed");
}
if (par.bps != SIO_BPS(par.bits)) {
continue;
}
if ((par.bits == 8 * par.bps) || (par.msb)) {
status = 0;
break;
}
@ -242,26 +252,21 @@ SNDIO_OpenDevice(_THIS, const char *devname, int iscapture)
return SDL_SetError("sndio: Couldn't find any hardware audio formats");
}
if (SNDIO_sio_getpar(this->hidden->dev, &par) == 0) {
SNDIO_CloseDevice(this);
return SDL_SetError("sio_getpar() failed");
}
if ((par.bits == 32) && (par.sig) && (par.le))
if ((par.bps == 4) && (par.sig) && (par.le))
this->spec.format = AUDIO_S32LSB;
else if ((par.bits == 32) && (par.sig) && (!par.le))
else if ((par.bps == 4) && (par.sig) && (!par.le))
this->spec.format = AUDIO_S32MSB;
else if ((par.bits == 16) && (par.sig) && (par.le))
else if ((par.bps == 2) && (par.sig) && (par.le))
this->spec.format = AUDIO_S16LSB;
else if ((par.bits == 16) && (par.sig) && (!par.le))
else if ((par.bps == 2) && (par.sig) && (!par.le))
this->spec.format = AUDIO_S16MSB;
else if ((par.bits == 16) && (!par.sig) && (par.le))
else if ((par.bps == 2) && (!par.sig) && (par.le))
this->spec.format = AUDIO_U16LSB;
else if ((par.bits == 16) && (!par.sig) && (!par.le))
else if ((par.bps == 2) && (!par.sig) && (!par.le))
this->spec.format = AUDIO_U16MSB;
else if ((par.bits == 8) && (par.sig))
else if ((par.bps == 1) && (par.sig))
this->spec.format = AUDIO_S8;
else if ((par.bits == 8) && (!par.sig))
else if ((par.bps == 1) && (!par.sig))
this->spec.format = AUDIO_U8;
else {
SNDIO_CloseDevice(this);