mirror of https://github.com/ericonr/sndio.git
switch to now AUDIO_GETPOS interface
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parent
4ca9db857c
commit
5edf525314
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@ -806,65 +806,46 @@ int
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sio_sun_revents(struct sio_hdl *sh, struct pollfd *pfd)
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{
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struct sio_sun_hdl *hdl = (struct sio_sun_hdl *)sh;
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struct audio_offset ao;
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int xrun, dierr = 0, doerr = 0, offset, delta;
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struct audio_pos ap;
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int dierr = 0, doerr = 0, offset, delta;
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int revents = pfd->revents;
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if (!hdl->sio.started)
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return pfd->revents;
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if (ioctl(hdl->fd, AUDIO_GETPOS, &ap) < 0) {
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DPERROR("sio_sun_revents: GETPOS");
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hdl->sio.eof = 1;
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return POLLHUP;
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}
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if (hdl->sio.mode & SIO_PLAY) {
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if (ioctl(hdl->fd, AUDIO_GETOOFFS, &ao) < 0) {
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DPERROR("sio_sun_revents: GETOOFFS");
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hdl->sio.eof = 1;
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return POLLHUP;
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}
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delta = (ao.samples - hdl->obytes) / hdl->obpf;
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hdl->obytes = ao.samples;
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hdl->odelta += delta;
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if (!(hdl->sio.mode & SIO_REC))
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delta = (ap.play_pos - hdl->obytes) / hdl->obpf;
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doerr = (ap.play_xrun - hdl->oerr) / hdl->obpf;
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hdl->obytes = ap.play_pos;
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hdl->oerr = ap.play_xrun;
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hdl->odelta += delta;
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if (!(hdl->sio.mode & SIO_REC)) {
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hdl->idelta += delta;
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}
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if (hdl->sio.mode & SIO_REC) {
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if (ioctl(hdl->fd, AUDIO_GETIOFFS, &ao) < 0) {
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DPERROR("sio_sun_revents: GETIOFFS");
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hdl->sio.eof = 1;
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return POLLHUP;
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}
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delta = (ao.samples - hdl->ibytes) / hdl->ibpf;
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hdl->ibytes = ao.samples;
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hdl->idelta += delta;
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if (!(hdl->sio.mode & SIO_PLAY))
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hdl->odelta += delta;
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}
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if (hdl->sio.mode & SIO_PLAY) {
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if (ioctl(hdl->fd, AUDIO_PERROR, &xrun) < 0) {
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DPERROR("sio_sun_revents: PERROR");
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hdl->sio.eof = 1;
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return POLLHUP;
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}
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doerr = xrun - hdl->oerr;
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hdl->oerr = xrun;
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if (!(hdl->sio.mode & SIO_REC))
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dierr = doerr;
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}
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if (doerr > 0)
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DPRINTFN(2, "play xrun %d\n", doerr);
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}
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if (hdl->sio.mode & SIO_REC) {
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if (ioctl(hdl->fd, AUDIO_RERROR, &xrun) < 0) {
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DPERROR("sio_sun_revents: RERROR");
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hdl->sio.eof = 1;
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return POLLHUP;
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}
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dierr = xrun - hdl->ierr;
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hdl->ierr = xrun;
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if (!(hdl->sio.mode & SIO_PLAY))
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delta = (ap.rec_pos - hdl->ibytes) / hdl->ibpf;
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dierr = (ap.rec_xrun - hdl->ierr) / hdl->ibpf;
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hdl->ibytes = ap.rec_pos;
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hdl->ierr = ap.rec_xrun;
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hdl->idelta += delta;
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if (!(hdl->sio.mode & SIO_PLAY)) {
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hdl->odelta += delta;
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doerr = dierr;
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}
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if (dierr > 0)
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DPRINTFN(2, "rec xrun %d\n", dierr);
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}
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/*
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* GET{I,O}OFFS report positions including xruns,
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* GETPOS reports positions including xruns,
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* so we have to substract to get the real position
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*/
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hdl->idelta -= dierr;
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@ -877,7 +858,7 @@ sio_sun_revents(struct sio_hdl *sh, struct pollfd *pfd)
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DPRINTFN(2, "will drop %d and pause %d\n", offset, doerr);
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} else if (offset < 0) {
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hdl->sio.wsil += -offset * hdl->obpf;
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hdl->odelta -= offset;
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hdl->odelta -= -offset;
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DPRINTFN(2, "will insert %d and pause %d\n", -offset, dierr);
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}
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