-/* $Id$ */
-
/***
This file is part of PulseAudio.
PulseAudio 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 License,
+ by the Free Software Foundation; either version 2.1 of the License,
or (at your option) any later version.
PulseAudio is distributed in the hope that it will be useful, but
#endif
#include <unistd.h>
-#include <string.h>
#include <errno.h>
#include <sys/types.h>
#include <stdio.h>
#include <stdlib.h>
-#include <ctype.h>
#include <pulse/xmalloc.h>
#include <pulse/volume.h>
#include <pulse/channelmap.h>
-#include <pulsecore/core-error.h>
#include <pulsecore/module.h>
#include <pulsecore/core-util.h>
#include <pulsecore/modargs.h>
PA_MODULE_AUTHOR("Lennart Poettering");
PA_MODULE_DESCRIPTION("Position event sounds between L and R depending on the position on screen of the widget triggering them.");
PA_MODULE_VERSION(PACKAGE_VERSION);
-PA_MODULE_LOAD_ONCE(TRUE);
+PA_MODULE_LOAD_ONCE(true);
static const char* const valid_modargs[] = {
NULL
};
struct userdata {
- pa_core *core;
pa_hook_slot *sink_input_fixate_hook_slot;
+ const char *name;
};
-static pa_bool_t is_left(pa_channel_position_t p) {
- return
- p == PA_CHANNEL_POSITION_FRONT_LEFT ||
- p == PA_CHANNEL_POSITION_REAR_LEFT ||
- p == PA_CHANNEL_POSITION_FRONT_LEFT_OF_CENTER ||
- p == PA_CHANNEL_POSITION_SIDE_LEFT ||
- p == PA_CHANNEL_POSITION_TOP_FRONT_LEFT ||
- p == PA_CHANNEL_POSITION_TOP_REAR_LEFT;
-}
+static int parse_pos(const char *pos, double *f) {
+
+ if (pa_atod(pos, f) < 0) {
+ pa_log_warn("Failed to parse hpos/vpos property '%s'.", pos);
+ return -1;
+ }
+
+ if (*f < 0.0 || *f > 1.0) {
+ pa_log_debug("Property hpos/vpos out of range %0.2f", *f);
-static pa_bool_t is_right(pa_channel_position_t p) {
- return
- p == PA_CHANNEL_POSITION_FRONT_RIGHT ||
- p == PA_CHANNEL_POSITION_REAR_RIGHT||
- p == PA_CHANNEL_POSITION_FRONT_RIGHT_OF_CENTER ||
- p == PA_CHANNEL_POSITION_SIDE_RIGHT ||
- p == PA_CHANNEL_POSITION_TOP_FRONT_RIGHT ||
- p == PA_CHANNEL_POSITION_TOP_REAR_RIGHT;
+ *f = PA_CLAMP(*f, 0.0, 1.0);
+ }
+
+ return 0;
}
static pa_hook_result_t sink_input_fixate_hook_callback(pa_core *core, pa_sink_input_new_data *data, struct userdata *u) {
- const char *hpos;
+ const char *hpos, *vpos, *role, *id;
double f;
- unsigned c;
char t[PA_CVOLUME_SNPRINT_MAX];
+ pa_cvolume v;
pa_assert(data);
- if (!(hpos = pa_proplist_gets(data->proplist, PA_PROP_EVENT_MOUSE_HPOS)))
+ if (!(role = pa_proplist_gets(data->proplist, PA_PROP_MEDIA_ROLE)))
return PA_HOOK_OK;
- if (pa_atod(hpos, &f) < 0) {
- pa_log_warn("Failed to parse "PA_PROP_EVENT_MOUSE_HPOS" property '%s'.", hpos);
+ if (!pa_streq(role, "event"))
return PA_HOOK_OK;
+
+ if ((id = pa_proplist_gets(data->proplist, PA_PROP_EVENT_ID))) {
+
+ /* The test sounds should never be positioned in space, since
+ * they might be triggered themselves to configure the speakers
+ * in space, which we don't want to mess up. */
+
+ if (pa_startswith(id, "audio-channel-"))
+ return PA_HOOK_OK;
+
+ if (pa_streq(id, "audio-volume-change"))
+ return PA_HOOK_OK;
+
+ if (pa_streq(id, "audio-test-signal"))
+ return PA_HOOK_OK;
}
- if (f < 0.0 || f > 1.0) {
- pa_log_warn("Property "PA_PROP_EVENT_MOUSE_HPOS" out of range %0.2f", f);
+ if (!(hpos = pa_proplist_gets(data->proplist, PA_PROP_EVENT_MOUSE_HPOS)))
+ hpos = pa_proplist_gets(data->proplist, PA_PROP_WINDOW_HPOS);
+
+ if (!(vpos = pa_proplist_gets(data->proplist, PA_PROP_EVENT_MOUSE_VPOS)))
+ vpos = pa_proplist_gets(data->proplist, PA_PROP_WINDOW_VPOS);
+
+ if (!hpos && !vpos)
return PA_HOOK_OK;
- }
- pa_log_debug("Positioning event sound '%s' at %0.2f.", pa_strnull(pa_proplist_gets(data->proplist, PA_PROP_EVENT_ID)), f);
+ pa_cvolume_reset(&v, data->sink->sample_spec.channels);
- if (!data->volume_is_set) {
- pa_cvolume_reset(&data->volume, data->sample_spec.channels);
- data->volume_is_set = TRUE;
- }
+ if (hpos) {
+ if (parse_pos(hpos, &f) < 0)
+ return PA_HOOK_OK;
- for (c = 0; c < data->sample_spec.channels; c++) {
+ if (pa_channel_map_can_balance(&data->sink->channel_map)) {
+ pa_log_debug("Positioning event sound '%s' horizontally at %0.2f.", pa_strnull(pa_proplist_gets(data->proplist, PA_PROP_EVENT_ID)), f);
+ pa_cvolume_set_balance(&v, &data->sink->channel_map, f*2.0-1.0);
+ }
+ }
- if (is_left(data->channel_map.map[c]))
- data->volume.values[c] =
- pa_sw_volume_multiply(data->volume.values[c], (pa_volume_t) (PA_VOLUME_NORM * (1.0 - f)));
+ if (vpos) {
+ if (parse_pos(vpos, &f) < 0)
+ return PA_HOOK_OK;
- if (is_right(data->channel_map.map[c]))
- data->volume.values[c] =
- pa_sw_volume_multiply(data->volume.values[c], (pa_volume_t) (PA_VOLUME_NORM * f));
+ if (pa_channel_map_can_fade(&data->sink->channel_map)) {
+ pa_log_debug("Positioning event sound '%s' vertically at %0.2f.", pa_strnull(pa_proplist_gets(data->proplist, PA_PROP_EVENT_ID)), f);
+ pa_cvolume_set_fade(&v, &data->sink->channel_map, f*2.0-1.0);
+ }
}
- pa_log_debug("Final volume %s.", pa_cvolume_snprint(t, sizeof(t), &data->volume));
+ pa_log_debug("Final volume factor %s.", pa_cvolume_snprint(t, sizeof(t), &v));
+ pa_sink_input_new_data_add_volume_factor_sink(data, u->name, &v);
return PA_HOOK_OK;
}
}
m->userdata = u = pa_xnew(struct userdata, 1);
- u->core = m->core;
- u->sink_input_fixate_hook_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_INPUT_FIXATE], (pa_hook_cb_t) sink_input_fixate_hook_callback, u);
+ u->sink_input_fixate_hook_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_INPUT_FIXATE], PA_HOOK_EARLY, (pa_hook_cb_t) sink_input_fixate_hook_callback, u);
pa_modargs_free(ma);
+ u->name = m->name;
return 0;
if (ma)
pa_modargs_free(ma);
- return -1;
+ return -1;
}
void pa__done(pa_module*m) {