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Diffstat (limited to '')
-rw-r--r-- | src/output/roar_output_plugin.c | 374 |
1 files changed, 374 insertions, 0 deletions
diff --git a/src/output/roar_output_plugin.c b/src/output/roar_output_plugin.c new file mode 100644 index 000000000..96e0d34a5 --- /dev/null +++ b/src/output/roar_output_plugin.c @@ -0,0 +1,374 @@ +/* + * Copyright (C) 2003-2010 The Music Player Daemon Project + * Copyright (C) 2010-2011 Philipp 'ph3-der-loewe' Schafft + * Copyright (C) 2010-2011 Hans-Kristian 'maister' Arntzen + * + * 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 "config.h" +#include "roar_output_plugin.h" +#include "output_api.h" +#include "mixer_list.h" +#include "roar_output_plugin.h" + +#include <glib.h> +#include <stdint.h> +#include <unistd.h> +#include <stdlib.h> +#include <string.h> +#include <stdint.h> + +#include <roaraudio.h> + +#undef G_LOG_DOMAIN +#define G_LOG_DOMAIN "roaraudio" + +typedef struct roar +{ + roar_vs_t * vss; + int err; + char *host; + char *name; + int role; + struct roar_connection con; + struct roar_audio_info info; + GMutex *lock; + volatile bool alive; +} roar_t; + +static inline GQuark +roar_output_quark(void) +{ + return g_quark_from_static_string("roar_output"); +} + +int +roar_output_get_volume(struct roar *roar) +{ + g_mutex_lock(roar->lock); + if (roar->vss && roar->alive) { + float l, r; + int error; + roar_vs_volume_get(roar->vss, &l, &r, &error); + g_mutex_unlock(roar->lock); + return (l + r) * 50; + } else { + g_mutex_unlock(roar->lock); + return 0; + } +} + +bool +roar_output_set_volume(struct roar *roar, unsigned volume) +{ + g_mutex_lock(roar->lock); + if (roar->vss && roar->alive) { + assert(volume <= 100); + + int error; + float level = volume / 100.0; + + roar_vs_volume_mono(roar->vss, level, &error); + g_mutex_unlock(roar->lock); + return true; + } else { + g_mutex_unlock(roar->lock); + return false; + } +} + +static void +roar_configure(struct roar * self, const struct config_param *param) +{ + self->host = config_dup_block_string(param, "server", NULL); + self->name = config_dup_block_string(param, "name", "MPD"); + char *role = config_dup_block_string(param, "role", "music"); + if (role != NULL) + { + self->role = roar_str2role(role); + g_free(role); + } + else + self->role = ROAR_ROLE_MUSIC; +} + +static void * +roar_init(G_GNUC_UNUSED const struct audio_format *audio_format, + const struct config_param *param, + G_GNUC_UNUSED GError **error) +{ + GMutex *lock = g_mutex_new(); + + roar_t * self = roar_mm_calloc(1, sizeof(*self)); + if (self == NULL) + { + g_set_error(error, roar_output_quark(), 0, "Failed to allocate memory"); + return NULL; + } + + self->lock = lock; + self->err = ROAR_ERROR_NONE; + roar_configure(self, param); + return self; +} + +static void +roar_close(void *data) +{ + roar_t * self = data; + g_mutex_lock(self->lock); + self->alive = false; + + if (self->vss != NULL) + roar_vs_close(self->vss, ROAR_VS_TRUE, &(self->err)); + self->vss = NULL; + roar_disconnect(&(self->con)); + g_mutex_unlock(self->lock); +} + +static void +roar_finish(void *data) +{ + roar_t * self = data; + + g_free(self->host); + g_free(self->name); + g_mutex_free(self->lock); + + roar_mm_free(data); +} + +static bool +roar_open(void *data, struct audio_format *audio_format, GError **error) +{ + roar_t * self = data; + g_mutex_lock(self->lock); + + if (roar_simple_connect(&(self->con), self->host, self->name) < 0) + { + g_set_error(error, roar_output_quark(), 0, + "Failed to connect to Roar server"); + g_mutex_unlock(self->lock); + return false; + } + + self->vss = roar_vs_new_from_con(&(self->con), &(self->err)); + + if (self->vss == NULL || self->err != ROAR_ERROR_NONE) + { + g_set_error(error, roar_output_quark(), 0, + "Failed to connect to server"); + g_mutex_unlock(self->lock); + return false; + } + + self->info.rate = audio_format->sample_rate; + self->info.channels = audio_format->channels; + self->info.codec = ROAR_CODEC_PCM_S; + + switch (audio_format->format) + { + case SAMPLE_FORMAT_S8: + self->info.bits = 8; + break; + case SAMPLE_FORMAT_S16: + self->info.bits = 16; + break; + case SAMPLE_FORMAT_S24: + self->info.bits = 24; + break; + case SAMPLE_FORMAT_S24_P32: + self->info.bits = 32; + audio_format->format = SAMPLE_FORMAT_S32; + break; + case SAMPLE_FORMAT_S32: + self->info.bits = 32; + break; + default: + self->info.bits = 16; + audio_format->format = SAMPLE_FORMAT_S16; + } + audio_format->reverse_endian = 0; + + if (roar_vs_stream(self->vss, &(self->info), ROAR_DIR_PLAY, + &(self->err)) < 0) + { + g_set_error(error, roar_output_quark(), 0, "Failed to start stream"); + g_mutex_unlock(self->lock); + return false; + } + roar_vs_role(self->vss, self->role, &(self->err)); + self->alive = true; + + g_mutex_unlock(self->lock); + return true; +} + +static void +roar_cancel(void *data) +{ + roar_t * self = data; + + g_mutex_lock(self->lock); + if (self->vss != NULL) + { + roar_vs_t *vss = self->vss; + self->vss = NULL; + roar_vs_close(vss, ROAR_VS_TRUE, &(self->err)); + self->alive = false; + + vss = roar_vs_new_from_con(&(self->con), &(self->err)); + if (vss) + { + roar_vs_stream(vss, &(self->info), ROAR_DIR_PLAY, &(self->err)); + roar_vs_role(vss, self->role, &(self->err)); + self->vss = vss; + self->alive = true; + } + } + g_mutex_unlock(self->lock); +} + +static size_t +roar_play(void *data, const void *chunk, size_t size, GError **error) +{ + struct roar * self = data; + ssize_t rc; + + if (self->vss == NULL) + { + g_set_error(error, roar_output_quark(), 0, "Connection is invalid"); + return 0; + } + + rc = roar_vs_write(self->vss, chunk, size, &(self->err)); + if ( rc <= 0 ) + { + g_set_error(error, roar_output_quark(), 0, "Failed to play data"); + return 0; + } + + return rc; +} + +static const char* +roar_tag_convert(enum tag_type type, bool *is_uuid) +{ + *is_uuid = false; + switch (type) + { + case TAG_ARTIST: + case TAG_ALBUM_ARTIST: + return "AUTHOR"; + case TAG_ALBUM: + return "ALBUM"; + case TAG_TITLE: + return "TITLE"; + case TAG_TRACK: + return "TRACK"; + case TAG_NAME: + return "NAME"; + case TAG_GENRE: + return "GENRE"; + case TAG_DATE: + return "DATE"; + case TAG_PERFORMER: + return "PERFORMER"; + case TAG_COMMENT: + return "COMMENT"; + case TAG_DISC: + return "DISCID"; + case TAG_COMPOSER: +#ifdef ROAR_META_TYPE_COMPOSER + return "COMPOSER"; +#else + return "AUTHOR"; +#endif + case TAG_MUSICBRAINZ_ARTISTID: + case TAG_MUSICBRAINZ_ALBUMID: + case TAG_MUSICBRAINZ_ALBUMARTISTID: + case TAG_MUSICBRAINZ_TRACKID: + *is_uuid = true; + return "HASH"; + + default: + return NULL; + } +} + +static void +roar_send_tag(void *data, const struct tag *meta) +{ + struct roar * self = data; + + if (self->vss == NULL) + return; + + g_mutex_lock(self->lock); + size_t cnt = 1; + struct roar_keyval vals[32]; + memset(vals, 0, sizeof(vals)); + char uuid_buf[32][64]; + + char timebuf[16]; + snprintf(timebuf, sizeof(timebuf), "%02d:%02d:%02d", + meta->time / 3600, (meta->time % 3600) / 60, meta->time % 60); + + vals[0].key = g_strdup("LENGTH"); + vals[0].value = timebuf; + + for (unsigned i = 0; i < meta->num_items && cnt < 32; i++) + { + bool is_uuid = false; + const char *key = roar_tag_convert(meta->items[i]->type, &is_uuid); + if (key != NULL) + { + if (is_uuid) + { + snprintf(uuid_buf[cnt], sizeof(uuid_buf[0]), "{UUID}%s", + meta->items[i]->value); + vals[cnt].key = g_strdup(key); + vals[cnt].value = uuid_buf[cnt]; + } + else + { + vals[cnt].key = g_strdup(key); + vals[cnt].value = meta->items[i]->value; + } + cnt++; + } + } + + roar_vs_meta(self->vss, vals, cnt, &(self->err)); + + for (unsigned i = 0; i < 32; i++) + g_free(vals[i].key); + + g_mutex_unlock(self->lock); +} + +const struct audio_output_plugin roar_output_plugin = { + .name = "roar", + .init = roar_init, + .finish = roar_finish, + .open = roar_open, + .play = roar_play, + .cancel = roar_cancel, + .close = roar_close, + .send_tag = roar_send_tag, + + .mixer_plugin = &roar_mixer_plugin +}; 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