From bc4266bef8b4997332de706be28904d8b8f7d593 Mon Sep 17 00:00:00 2001 From: Max Kellermann Date: Tue, 20 Oct 2009 21:05:11 +0200 Subject: pulse: renamed source files --- src/mixer/pulse_mixer.c | 382 ------------------------------------------------ 1 file changed, 382 deletions(-) delete mode 100644 src/mixer/pulse_mixer.c (limited to 'src/mixer/pulse_mixer.c') diff --git a/src/mixer/pulse_mixer.c b/src/mixer/pulse_mixer.c deleted file mode 100644 index 5d9ce0475..000000000 --- a/src/mixer/pulse_mixer.c +++ /dev/null @@ -1,382 +0,0 @@ -/* - * Copyright (C) 2003-2009 The Music Player Daemon Project - * http://www.musicpd.org - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program 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 General Public License for more details. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. - */ - -#include "mixer_api.h" -#include "conf.h" - -#include -#include -#include - -#include - -#undef G_LOG_DOMAIN -#define G_LOG_DOMAIN "pulse_mixer" - -struct pulse_mixer { - struct mixer base; - - const char *server; - const char *sink; - const char *output_name; - - uint32_t index; - bool online; - - struct pa_context *context; - struct pa_threaded_mainloop *mainloop; - struct pa_cvolume volume; - -}; - -/** - * \brief waits for a pulseaudio operation to finish, frees it and - * unlocks the mainloop - * \param operation the operation to wait for - * \return true if operation has finished normally (DONE state), - * false otherwise - */ -static bool -pulse_wait_for_operation(struct pa_threaded_mainloop *mainloop, - struct pa_operation *operation) -{ - pa_operation_state_t state; - - assert(mainloop != NULL); - assert(operation != NULL); - - state = pa_operation_get_state(operation); - while (state == PA_OPERATION_RUNNING) { - pa_threaded_mainloop_wait(mainloop); - state = pa_operation_get_state(operation); - } - - pa_operation_unref(operation); - - return state == PA_OPERATION_DONE; -} - -static void -sink_input_cb(G_GNUC_UNUSED pa_context *context, const pa_sink_input_info *i, - int eol, void *userdata) -{ - - struct pulse_mixer *pm = userdata; - - if (eol) { - g_debug("eol error sink_input_cb"); - return; - } - - if (i == NULL) { - g_debug("Sink input callback failure"); - return; - } - - g_debug("sink input cb %s, index %d ",i->name,i->index); - - if (strcmp(i->name,pm->output_name) == 0) { - pm->index = i->index; - pm->online = true; - pm->volume = i->volume; - } else - g_debug("bad name"); -} - -static void -sink_input_vol(G_GNUC_UNUSED pa_context *context, const pa_sink_input_info *i, - int eol, void *userdata) -{ - - struct pulse_mixer *pm = userdata; - - if (eol) { - g_debug("eol error sink_input_vol"); - return; - } - - if (i == NULL) { - g_debug("Sink input callback failure"); - return; - } - - g_debug("sink input vol %s, index %d ", i->name, i->index); - - pm->volume = i->volume; - - pa_threaded_mainloop_signal(pm->mainloop, 0); -} - -static void -subscribe_cb(pa_context *c, pa_subscription_event_type_t t, - uint32_t idx, void *userdata) -{ - - struct pulse_mixer *pm = userdata; - - g_debug("subscribe call back"); - - switch (t & PA_SUBSCRIPTION_EVENT_FACILITY_MASK) { - case PA_SUBSCRIPTION_EVENT_SINK_INPUT: - if ((t & PA_SUBSCRIPTION_EVENT_TYPE_MASK) == - PA_SUBSCRIPTION_EVENT_REMOVE && - pm->index == idx) - pm->online = false; - else { - pa_operation *o; - - o = pa_context_get_sink_input_info(c, idx, - sink_input_cb, pm); - if (o == NULL) { - g_debug("pa_context_get_sink_input_info() failed"); - return; - } - - pa_operation_unref(o); - } - - break; - } -} - -static void -context_state_cb(pa_context *context, void *userdata) -{ - struct pulse_mixer *pm = userdata; - - switch (pa_context_get_state(context)) { - case PA_CONTEXT_READY: { - pa_operation *o; - - pa_context_set_subscribe_callback(context, subscribe_cb, pm); - - o = pa_context_subscribe(context, - (pa_subscription_mask_t)PA_SUBSCRIPTION_MASK_SINK_INPUT, - NULL, NULL); - if (o == NULL) { - g_debug("pa_context_subscribe() failed"); - return; - } - - pa_operation_unref(o); - - o = pa_context_get_sink_input_info_list(context, - sink_input_cb, pm); - if (o == NULL) { - g_debug("pa_context_get_sink_input_info_list() failed"); - return; - } - - pa_operation_unref(o); - - pa_threaded_mainloop_signal(pm->mainloop, 0); - break; - } - - case PA_CONTEXT_UNCONNECTED: - case PA_CONTEXT_CONNECTING: - case PA_CONTEXT_AUTHORIZING: - case PA_CONTEXT_SETTING_NAME: - break; - case PA_CONTEXT_TERMINATED: - case PA_CONTEXT_FAILED: - pa_threaded_mainloop_signal(pm->mainloop, 0); - break; - } -} - - -static struct mixer * -pulse_mixer_init(const struct config_param *param) -{ - struct pulse_mixer *pm = g_new(struct pulse_mixer,1); - mixer_init(&pm->base, &pulse_mixer); - - pm->online = false; - - pm->server = config_get_block_string(param, "server", NULL); - pm->sink = config_get_block_string(param, "sink", NULL); - pm->output_name = config_get_block_string(param, "name", NULL); - - return &pm->base; -} - -static void -pulse_mixer_finish(struct mixer *data) -{ - struct pulse_mixer *pm = (struct pulse_mixer *) data; - - g_free(pm); -} - -static bool -pulse_mixer_setup(struct pulse_mixer *pm) -{ - pa_context_set_state_callback(pm->context, context_state_cb, pm); - - if (pa_context_connect(pm->context, pm->server, - (pa_context_flags_t)0, NULL) < 0) { - g_debug("context server fail"); - return false; - } - - pa_threaded_mainloop_lock(pm->mainloop); - - if (pa_threaded_mainloop_start(pm->mainloop) < 0) { - pa_threaded_mainloop_unlock(pm->mainloop); - g_debug("error start mainloop"); - return false; - } - - pa_threaded_mainloop_wait(pm->mainloop); - - if (pa_context_get_state(pm->context) != PA_CONTEXT_READY) { - pa_threaded_mainloop_unlock(pm->mainloop); - g_debug("error context not ready"); - return false; - } - - pa_threaded_mainloop_unlock(pm->mainloop); - - return true; -} - -static bool -pulse_mixer_open(struct mixer *data) -{ - struct pulse_mixer *pm = (struct pulse_mixer *) data; - - g_debug("pulse mixer open"); - - pm->index = 0; - pm->online = false; - - pm->mainloop = pa_threaded_mainloop_new(); - if (pm->mainloop == NULL) { - g_debug("failed mainloop"); - return false; - } - - pm->context = pa_context_new(pa_threaded_mainloop_get_api(pm->mainloop), - "Mixer mpd"); - if (pm->context == NULL) { - pa_threaded_mainloop_stop(pm->mainloop); - pa_threaded_mainloop_free(pm->mainloop); - g_debug("failed context"); - return false; - } - - if (!pulse_mixer_setup(pm)) { - pa_threaded_mainloop_stop(pm->mainloop); - pa_context_disconnect(pm->context); - pa_context_unref(pm->context); - pa_threaded_mainloop_free(pm->mainloop); - return false; - } - - return true; -} - -static void -pulse_mixer_close(struct mixer *data) -{ - struct pulse_mixer *pm = (struct pulse_mixer *) data; - - pa_threaded_mainloop_stop(pm->mainloop); - pa_context_disconnect(pm->context); - pa_context_unref(pm->context); - pa_threaded_mainloop_free(pm->mainloop); - - pm->online = false; -} - -static int -pulse_mixer_get_volume(struct mixer *mixer) -{ - struct pulse_mixer *pm = (struct pulse_mixer *) mixer; - int ret; - pa_operation *o; - - pa_threaded_mainloop_lock(pm->mainloop); - - if (!pm->online) { - pa_threaded_mainloop_unlock(pm->mainloop); - return false; - } - - o = pa_context_get_sink_input_info(pm->context, pm->index, - sink_input_vol, pm); - if (o == NULL) { - pa_threaded_mainloop_unlock(pm->mainloop); - g_debug("pa_context_get_sink_input_info() failed"); - return false; - } - - if (!pulse_wait_for_operation(pm->mainloop, o)) { - pa_threaded_mainloop_unlock(pm->mainloop); - return false; - } - - ret = pm->online - ? (int)((100*(pa_cvolume_avg(&pm->volume)+1))/PA_VOLUME_NORM) - : -1; - - pa_threaded_mainloop_unlock(pm->mainloop); - - return ret; -} - -static bool -pulse_mixer_set_volume(struct mixer *mixer, unsigned volume) -{ - struct pulse_mixer *pm = (struct pulse_mixer *) mixer; - struct pa_cvolume cvolume; - pa_operation *o; - - pa_threaded_mainloop_lock(pm->mainloop); - - if (!pm->online) { - pa_threaded_mainloop_unlock(pm->mainloop); - return false; - } - - pa_cvolume_set(&cvolume, pm->volume.channels, - (pa_volume_t)volume * PA_VOLUME_NORM / 100 + 0.5); - - o = pa_context_set_sink_input_volume(pm->context, pm->index, - &cvolume, NULL, NULL); - pa_threaded_mainloop_unlock(pm->mainloop); - if (o == NULL) { - g_debug("pa_context_set_sink_input_volume() failed"); - return false; - } - - pa_operation_unref(o); - - return true; -} - -const struct mixer_plugin pulse_mixer = { - .init = pulse_mixer_init, - .finish = pulse_mixer_finish, - .open = pulse_mixer_open, - .close = pulse_mixer_close, - .get_volume = pulse_mixer_get_volume, - .set_volume = pulse_mixer_set_volume, -}; -- cgit v1.2.3