From a2290d5e13ccee88fd9ae66a3895eb4da646f81f Mon Sep 17 00:00:00 2001 From: Michal Ratajsky Date: Fri, 13 Jun 2014 17:36:14 +0200 Subject: Weekly update --- backends/pulse/pulse-helpers.c | 75 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 75 insertions(+) create mode 100644 backends/pulse/pulse-helpers.c (limited to 'backends/pulse/pulse-helpers.c') diff --git a/backends/pulse/pulse-helpers.c b/backends/pulse/pulse-helpers.c new file mode 100644 index 0000000..ca39d8f --- /dev/null +++ b/backends/pulse/pulse-helpers.c @@ -0,0 +1,75 @@ +/* + * Copyright (C) 2014 Michal Ratajsky + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the licence, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, see . + */ + +#include + +#include +#include + +#include "pulse-helpers.h" + +typedef struct { + MateMixerChannelPosition mm_position; + pa_channel_position_t pa_position; +} PositionMap; + +static PositionMap const position_map[] = { + { MATE_MIXER_CHANNEL_UNKNOWN_POSITION, PA_CHANNEL_POSITION_INVALID }, + { MATE_MIXER_CHANNEL_MONO, PA_CHANNEL_POSITION_MONO }, + { MATE_MIXER_CHANNEL_FRONT_LEFT, PA_CHANNEL_POSITION_FRONT_LEFT }, + { MATE_MIXER_CHANNEL_FRONT_RIGHT, PA_CHANNEL_POSITION_FRONT_RIGHT }, + { MATE_MIXER_CHANNEL_FRONT_CENTER, PA_CHANNEL_POSITION_FRONT_CENTER }, + { MATE_MIXER_CHANNEL_LFE, PA_CHANNEL_POSITION_LFE }, + { MATE_MIXER_CHANNEL_BACK_LEFT, PA_CHANNEL_POSITION_REAR_LEFT }, + { MATE_MIXER_CHANNEL_BACK_RIGHT, PA_CHANNEL_POSITION_REAR_RIGHT }, + { MATE_MIXER_CHANNEL_FRONT_LEFT_CENTER, PA_CHANNEL_POSITION_FRONT_LEFT_OF_CENTER }, + { MATE_MIXER_CHANNEL_FRONT_RIGHT_CENTER, PA_CHANNEL_POSITION_FRONT_RIGHT_OF_CENTER }, + { MATE_MIXER_CHANNEL_BACK_CENTER, PA_CHANNEL_POSITION_REAR_CENTER }, + { MATE_MIXER_CHANNEL_SIDE_LEFT, PA_CHANNEL_POSITION_SIDE_LEFT }, + { MATE_MIXER_CHANNEL_SIDE_RIGHT, PA_CHANNEL_POSITION_SIDE_RIGHT }, + { MATE_MIXER_CHANNEL_TOP_FRONT_LEFT, PA_CHANNEL_POSITION_TOP_FRONT_LEFT }, + { MATE_MIXER_CHANNEL_TOP_FRONT_RIGHT, PA_CHANNEL_POSITION_TOP_FRONT_RIGHT }, + { MATE_MIXER_CHANNEL_TOP_FRONT_CENTER, PA_CHANNEL_POSITION_TOP_FRONT_CENTER }, + { MATE_MIXER_CHANNEL_TOP_CENTER, PA_CHANNEL_POSITION_TOP_CENTER }, + { MATE_MIXER_CHANNEL_TOP_BACK_LEFT, PA_CHANNEL_POSITION_TOP_REAR_LEFT }, + { MATE_MIXER_CHANNEL_TOP_BACK_RIGHT, PA_CHANNEL_POSITION_TOP_REAR_RIGHT }, + { MATE_MIXER_CHANNEL_TOP_BACK_CENTER, PA_CHANNEL_POSITION_TOP_REAR_CENTER }, +}; + +MateMixerChannelPosition +pulse_convert_position_from_pulse (pa_channel_position_t position) +{ + int i; + + for (i = 0; i < G_N_ELEMENTS (position_map); i++) { + if (position == position_map[i].pa_position) + return position_map[i].mm_position; + } + return MATE_MIXER_CHANNEL_UNKNOWN_POSITION; +} + +pa_channel_position_t +pulse_convert_position_to_pulse (MateMixerChannelPosition position) +{ + int i; + + for (i = 0; i < G_N_ELEMENTS (position_map); i++) { + if (position == position_map[i].mm_position) + return position_map[i].pa_position; + } + return PA_CHANNEL_POSITION_INVALID; +} -- cgit v1.2.1