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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:28:17 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:28:17 +0000
commit7a46c07230b8d8108c0e8e80df4522d0ac116538 (patch)
treed483300dab478b994fe199a5d19d18d74153718a /spa/plugins/alsa/acp/alsa-util.h
parentInitial commit. (diff)
downloadpipewire-upstream/0.3.65.tar.xz
pipewire-upstream/0.3.65.zip
Adding upstream version 0.3.65.upstream/0.3.65upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'spa/plugins/alsa/acp/alsa-util.h')
-rw-r--r--spa/plugins/alsa/acp/alsa-util.h176
1 files changed, 176 insertions, 0 deletions
diff --git a/spa/plugins/alsa/acp/alsa-util.h b/spa/plugins/alsa/acp/alsa-util.h
new file mode 100644
index 0000000..b18b98d
--- /dev/null
+++ b/spa/plugins/alsa/acp/alsa-util.h
@@ -0,0 +1,176 @@
+#ifndef fooalsautilhfoo
+#define fooalsautilhfoo
+
+/***
+ This file is part of PulseAudio.
+
+ Copyright 2004-2006 Lennart Poettering
+ Copyright 2006 Pierre Ossman <ossman@cendio.se> for Cendio AB
+
+ 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 2.1 of the License,
+ or (at your option) any later version.
+
+ PulseAudio 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 Lesser General Public License
+ along with PulseAudio; if not, see <http://www.gnu.org/licenses/>.
+***/
+
+#include <stdbool.h>
+
+#include <alsa/asoundlib.h>
+
+#include "compat.h"
+
+#include "alsa-mixer.h"
+
+enum {
+ PA_ALSA_ERR_UNSPECIFIED = 1,
+ PA_ALSA_ERR_UCM_OPEN = 1000,
+ PA_ALSA_ERR_UCM_NO_VERB = 1001,
+ PA_ALSA_ERR_UCM_LINKED = 1002
+};
+
+int pa_alsa_set_hw_params(
+ snd_pcm_t *pcm_handle,
+ pa_sample_spec *ss, /* modified at return */
+ snd_pcm_uframes_t *period_size, /* modified at return */
+ snd_pcm_uframes_t *buffer_size, /* modified at return */
+ snd_pcm_uframes_t tsched_size,
+ bool *use_mmap, /* modified at return */
+ bool *use_tsched, /* modified at return */
+ bool require_exact_channel_number);
+
+int pa_alsa_set_sw_params(
+ snd_pcm_t *pcm,
+ snd_pcm_uframes_t avail_min,
+ bool period_event);
+
+#if 0
+/* Picks a working mapping from the profile set based on the specified ss/map */
+snd_pcm_t *pa_alsa_open_by_device_id_auto(
+ const char *dev_id,
+ char **dev, /* modified at return */
+ pa_sample_spec *ss, /* modified at return */
+ pa_channel_map* map, /* modified at return */
+ int mode,
+ snd_pcm_uframes_t *period_size, /* modified at return */
+ snd_pcm_uframes_t *buffer_size, /* modified at return */
+ snd_pcm_uframes_t tsched_size,
+ bool *use_mmap, /* modified at return */
+ bool *use_tsched, /* modified at return */
+ pa_alsa_profile_set *ps,
+ pa_alsa_mapping **mapping); /* modified at return */
+#endif
+
+/* Uses the specified mapping */
+snd_pcm_t *pa_alsa_open_by_device_id_mapping(
+ const char *dev_id,
+ char **dev, /* modified at return */
+ pa_sample_spec *ss, /* modified at return */
+ pa_channel_map* map, /* modified at return */
+ int mode,
+ snd_pcm_uframes_t *period_size, /* modified at return */
+ snd_pcm_uframes_t *buffer_size, /* modified at return */
+ snd_pcm_uframes_t tsched_size,
+ bool *use_mmap, /* modified at return */
+ bool *use_tsched, /* modified at return */
+ pa_alsa_mapping *mapping);
+
+/* Opens the explicit ALSA device */
+snd_pcm_t *pa_alsa_open_by_device_string(
+ const char *dir,
+ char **dev, /* modified at return */
+ pa_sample_spec *ss, /* modified at return */
+ pa_channel_map* map, /* modified at return */
+ int mode,
+ snd_pcm_uframes_t *period_size, /* modified at return */
+ snd_pcm_uframes_t *buffer_size, /* modified at return */
+ snd_pcm_uframes_t tsched_size,
+ bool *use_mmap, /* modified at return */
+ bool *use_tsched, /* modified at return */
+ bool require_exact_channel_number);
+
+/* Opens the explicit ALSA device with a fallback list */
+snd_pcm_t *pa_alsa_open_by_template(
+ char **template,
+ const char *dev_id,
+ char **dev, /* modified at return */
+ pa_sample_spec *ss, /* modified at return */
+ pa_channel_map* map, /* modified at return */
+ int mode,
+ snd_pcm_uframes_t *period_size, /* modified at return */
+ snd_pcm_uframes_t *buffer_size, /* modified at return */
+ snd_pcm_uframes_t tsched_size,
+ bool *use_mmap, /* modified at return */
+ bool *use_tsched, /* modified at return */
+ bool require_exact_channel_number);
+
+#if 0
+void pa_alsa_dump(pa_log_level_t level, snd_pcm_t *pcm);
+void pa_alsa_dump_status(snd_pcm_t *pcm);
+#endif
+int pa_alsa_close(snd_pcm_t **pcm);
+
+void pa_alsa_refcnt_inc(void);
+void pa_alsa_refcnt_dec(void);
+
+void pa_alsa_init_proplist_pcm_info(pa_core *c, pa_proplist *p, snd_pcm_info_t *pcm_info);
+void pa_alsa_init_proplist_card(pa_core *c, pa_proplist *p, int card);
+void pa_alsa_init_proplist_pcm(pa_core *c, pa_proplist *p, snd_pcm_t *pcm);
+#if 0
+void pa_alsa_init_proplist_ctl(pa_proplist *p, const char *name);
+#endif
+bool pa_alsa_init_description(pa_proplist *p, pa_card *card);
+
+#if 0
+int pa_alsa_recover_from_poll(snd_pcm_t *pcm, int revents);
+
+pa_rtpoll_item* pa_alsa_build_pollfd(snd_pcm_t *pcm, pa_rtpoll *rtpoll);
+
+snd_pcm_sframes_t pa_alsa_safe_avail(snd_pcm_t *pcm, size_t hwbuf_size, const pa_sample_spec *ss);
+int pa_alsa_safe_delay(snd_pcm_t *pcm, snd_pcm_status_t *status, snd_pcm_sframes_t *delay, size_t hwbuf_size, const pa_sample_spec *ss, bool capture);
+int pa_alsa_safe_mmap_begin(snd_pcm_t *pcm, const snd_pcm_channel_area_t **areas, snd_pcm_uframes_t *offset, snd_pcm_uframes_t *frames, size_t hwbuf_size, const pa_sample_spec *ss);
+#endif
+
+char *pa_alsa_get_driver_name(int card);
+char *pa_alsa_get_driver_name_by_pcm(snd_pcm_t *pcm);
+
+char *pa_alsa_get_reserve_name(const char *device);
+
+unsigned int *pa_alsa_get_supported_rates(snd_pcm_t *pcm, unsigned int fallback_rate);
+pa_sample_format_t *pa_alsa_get_supported_formats(snd_pcm_t *pcm, pa_sample_format_t fallback_format);
+
+bool pa_alsa_pcm_is_hw(snd_pcm_t *pcm);
+bool pa_alsa_pcm_is_modem(snd_pcm_t *pcm);
+
+const char* pa_alsa_strerror(int errnum);
+
+#if 0
+bool pa_alsa_may_tsched(bool want);
+#endif
+
+snd_mixer_elem_t *pa_alsa_mixer_find_card(snd_mixer_t *mixer, struct pa_alsa_mixer_id *alsa_id, unsigned int device);
+snd_mixer_elem_t *pa_alsa_mixer_find_pcm(snd_mixer_t *mixer, const char *name, unsigned int device);
+
+snd_mixer_t *pa_alsa_open_mixer(pa_hashmap *mixers, int alsa_card_index, bool probe);
+snd_mixer_t *pa_alsa_open_mixer_by_name(pa_hashmap *mixers, const char *dev, bool probe);
+snd_mixer_t *pa_alsa_open_mixer_for_pcm(pa_hashmap *mixers, snd_pcm_t *pcm, bool probe);
+#if 0
+void pa_alsa_mixer_set_fdlist(pa_hashmap *mixers, snd_mixer_t *mixer, pa_mainloop_api *ml);
+#endif
+void pa_alsa_mixer_free(pa_alsa_mixer *mixer);
+
+typedef struct pa_hdmi_eld pa_hdmi_eld;
+struct pa_hdmi_eld {
+ char monitor_name[17];
+};
+
+int pa_alsa_get_hdmi_eld(snd_hctl_elem_t *elem, pa_hdmi_eld *eld);
+
+#endif