a180a41bba1d50822df23fff0099e90b86638b89vboxsync/* -*- c-basic-offset: 8 -*-
a180a41bba1d50822df23fff0099e90b86638b89vboxsync rdesktop: A Remote Desktop Protocol client.
a180a41bba1d50822df23fff0099e90b86638b89vboxsync Sound Channel Process Functions - libao-driver
a180a41bba1d50822df23fff0099e90b86638b89vboxsync Copyright (C) Matthew Chapman <matthewc.unsw.edu.au> 2003-2008
a180a41bba1d50822df23fff0099e90b86638b89vboxsync Copyright (C) GuoJunBo <guojunbo@ict.ac.cn> 2003
a180a41bba1d50822df23fff0099e90b86638b89vboxsync Copyright (C) Michael Gernoth <mike@zerfleddert.de> 2005-2008
a180a41bba1d50822df23fff0099e90b86638b89vboxsync Copyright (C) 2013 Henrik Andersson
a180a41bba1d50822df23fff0099e90b86638b89vboxsync This program is free software: you can redistribute it and/or modify
a180a41bba1d50822df23fff0099e90b86638b89vboxsync it under the terms of the GNU General Public License as published by
a180a41bba1d50822df23fff0099e90b86638b89vboxsync the Free Software Foundation, either version 3 of the License, or
a180a41bba1d50822df23fff0099e90b86638b89vboxsync (at your option) any later version.
a180a41bba1d50822df23fff0099e90b86638b89vboxsync This program is distributed in the hope that it will be useful,
a180a41bba1d50822df23fff0099e90b86638b89vboxsync but WITHOUT ANY WARRANTY; without even the implied warranty of
a180a41bba1d50822df23fff0099e90b86638b89vboxsync MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
a180a41bba1d50822df23fff0099e90b86638b89vboxsync GNU General Public License for more details.
a180a41bba1d50822df23fff0099e90b86638b89vboxsync You should have received a copy of the GNU General Public License
a180a41bba1d50822df23fff0099e90b86638b89vboxsync along with this program. If not, see <http://www.gnu.org/licenses/>.
6e9aa255e3376b2da5824c09c4c62bc233463bfevboxsync * Oracle GPL Disclaimer: For the avoidance of doubt, except that if any license choice
6e9aa255e3376b2da5824c09c4c62bc233463bfevboxsync * other than GPL or LGPL is available it will apply instead, Oracle elects to use only
6e9aa255e3376b2da5824c09c4c62bc233463bfevboxsync * the General Public License version 2 (GPLv2) at this time for any software where
6e9aa255e3376b2da5824c09c4c62bc233463bfevboxsync * a choice of GPL license versions is made available with the language indicating
6e9aa255e3376b2da5824c09c4c62bc233463bfevboxsync * that GPLv2 or any later version may be used, or where a choice of which version
6e9aa255e3376b2da5824c09c4c62bc233463bfevboxsync * of the GPL is applied is otherwise unspecified.
a180a41bba1d50822df23fff0099e90b86638b89vboxsynclibao_add_fds(int *n, fd_set * rfds, fd_set * wfds, struct timeval *tv)
a180a41bba1d50822df23fff0099e90b86638b89vboxsync /* We need to be called rather often... */
a180a41bba1d50822df23fff0099e90b86638b89vboxsync o_device = ao_open_live(default_driver, &format, NULL);
a180a41bba1d50822df23fff0099e90b86638b89vboxsync /* Ack all remaining packets */
a180a41bba1d50822df23fff0099e90b86638b89vboxsync o_device = ao_open_live(default_driver, &format, NULL);
a180a41bba1d50822df23fff0099e90b86638b89vboxsync if (rdpsnd_dsp_resample_set(44100, pwfx->wBitsPerSample, pwfx->nChannels) == False)
a180a41bba1d50822df23fff0099e90b86638b89vboxsync /* We shouldn't be called if the queue is empty, but still */
a180a41bba1d50822df23fff0099e90b86638b89vboxsync len = (WAVEOUTLEN > (out->end - out->p)) ? (out->end - out->p) : WAVEOUTLEN;
a180a41bba1d50822df23fff0099e90b86638b89vboxsync duration = ((tv.tv_sec - prev_s) * 1000000 + (tv.tv_usec - prev_us)) / 1000;
a180a41bba1d50822df23fff0099e90b86638b89vboxsync if ((out->p == out->end) || duration > next_tick - packet->tick + 500)
a180a41bba1d50822df23fff0099e90b86638b89vboxsync if (abs((next_tick - packet->tick) - duration) > 20)
a180a41bba1d50822df23fff0099e90b86638b89vboxsync DEBUG(("duration: %d, calc: %d, ", duration, next_tick - packet->tick));
a180a41bba1d50822df23fff0099e90b86638b89vboxsync DEBUG(("last: %d, is: %d, should: %d\n", packet->tick,
a180a41bba1d50822df23fff0099e90b86638b89vboxsync (packet->tick + duration) % 65536, next_tick % 65536));
a180a41bba1d50822df23fff0099e90b86638b89vboxsync libao_driver.description = "libao output driver, default device: system dependent";
a180a41bba1d50822df23fff0099e90b86638b89vboxsync libao_driver.wave_out_format_supported = rdpsnd_dsp_resample_supported;
a180a41bba1d50822df23fff0099e90b86638b89vboxsync libao_driver.wave_out_set_format = libao_set_format;