88 lines
2.1 KiB
C
88 lines
2.1 KiB
C
/* the Music Player Daemon (MPD)
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* Copyright (C) 2003-2007 by Warren Dukes (warren.dukes@gmail.com)
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* This project's homepage is: http://www.musicpd.org
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "../output_api.h"
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#include "../timer.h"
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#include <glib.h>
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struct null_data {
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Timer *timer;
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};
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static void *
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null_initDriver(G_GNUC_UNUSED struct audio_output *audioOutput,
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G_GNUC_UNUSED const struct audio_format *audio_format,
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G_GNUC_UNUSED ConfigParam *param)
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{
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struct null_data *nd = g_new(struct null_data, 1);
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nd->timer = NULL;
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return nd;
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}
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static bool
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null_openDevice(void *data, struct audio_format *audio_format)
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{
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struct null_data *nd = data;
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nd->timer = timer_new(audio_format);
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return true;
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}
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static void null_closeDevice(void *data)
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{
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struct null_data *nd = data;
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if (nd->timer != NULL) {
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timer_free(nd->timer);
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nd->timer = NULL;
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}
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}
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static bool
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null_playAudio(void *data, G_GNUC_UNUSED const char *playChunk, size_t size)
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{
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struct null_data *nd = data;
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Timer *timer = nd->timer;
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if (!timer->started)
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timer_start(timer);
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else
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timer_sync(timer);
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timer_add(timer, size);
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return true;
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}
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static void null_dropBufferedAudio(void *data)
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{
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struct null_data *nd = data;
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timer_reset(nd->timer);
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}
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const struct audio_output_plugin nullPlugin = {
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.name = "null",
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.init = null_initDriver,
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.open = null_openDevice,
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.play = null_playAudio,
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.cancel = null_dropBufferedAudio,
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.close = null_closeDevice,
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};
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