107 lines
2.4 KiB
C
107 lines
2.4 KiB
C
/*
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* Copyright (c) 2008 Alexandre Ratchov <alex@caoua.org>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include <sndio.h>
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#include <ao/ao.h>
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#include <ao/plugin.h>
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ao_info ao_sndio_info = {
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AO_TYPE_LIVE,
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"sndio audio output",
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"sndio",
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"Alexandre Ratchov <alex@caoua.org>",
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"Outputs to the sndio library",
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AO_FMT_NATIVE,
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30,
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NULL, /* no options */
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0 /* zero options */
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};
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int ao_plugin_test()
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{
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struct sio_hdl *hdl;
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hdl = sio_open(NULL, SIO_PLAY, 0);
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if (hdl == NULL)
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return 0;
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sio_close(hdl);
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return 1;
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}
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ao_info *ao_plugin_driver_info(void)
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{
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return &ao_sndio_info;
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}
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int ao_plugin_device_init(ao_device *device)
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{
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struct sio_hdl *hdl;
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hdl = sio_open(NULL, SIO_PLAY, 0);
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if (hdl == NULL)
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return 0;
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device->internal = hdl;
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return 1;
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}
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int ao_plugin_set_option(ao_device *device, const char *key, const char *value)
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{
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return 1;
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}
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int ao_plugin_open(ao_device *device, ao_sample_format *format)
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{
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struct sio_hdl *hdl = (struct sio_hdl *)device->internal;
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struct sio_par par;
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sio_initpar(&par);
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par.sig = 1;
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par.le = SIO_LE_NATIVE;
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par.bits = format->bits;
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par.rate = format->rate;
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par.pchan = format->channels;
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if (!sio_setpar(hdl, &par))
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return 0;
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device->driver_byte_format = AO_FMT_NATIVE;
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if (!sio_start(hdl))
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return 0;
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return 1;
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}
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int ao_plugin_play(ao_device *device, const char *output_samples, uint_32 num_bytes)
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{
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struct sio_hdl *hdl = (struct sio_hdl *)device->internal;
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if (!sio_write(hdl, output_samples, num_bytes))
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return 0;
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return 1;
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}
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int ao_plugin_close(ao_device *device)
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{
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struct sio_hdl *hdl = (struct sio_hdl *)device->internal;
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if (!sio_stop(hdl))
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return 0;
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return 1;
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}
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void ao_plugin_device_clear(ao_device *device)
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{
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struct sio_hdl *hdl = (struct sio_hdl *)device->internal;
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sio_close(hdl);
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}
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