diff options
Diffstat (limited to 'audio/out/ao.c')
| -rw-r--r-- | audio/out/ao.c | 208 |
1 files changed, 86 insertions, 122 deletions
diff --git a/audio/out/ao.c b/audio/out/ao.c index b8337d5c16..75fcbac6fa 100644 --- a/audio/out/ao.c +++ b/audio/out/ao.c @@ -29,17 +29,20 @@ #include "audio/format.h" #include "options/options.h" -#include "options/m_config.h" +#include "options/m_config_frontend.h" #include "osdep/endian.h" #include "common/msg.h" #include "common/common.h" #include "common/global.h" extern const struct ao_driver audio_out_oss; +extern const struct ao_driver audio_out_audiotrack; extern const struct ao_driver audio_out_audiounit; extern const struct ao_driver audio_out_coreaudio; extern const struct ao_driver audio_out_coreaudio_exclusive; +extern const struct ao_driver audio_out_avfoundation; extern const struct ao_driver audio_out_rsound; +extern const struct ao_driver audio_out_pipewire; extern const struct ao_driver audio_out_sndio; extern const struct ao_driver audio_out_pulse; extern const struct ao_driver audio_out_jack; @@ -54,12 +57,21 @@ extern const struct ao_driver audio_out_sdl; static const struct ao_driver * const audio_out_drivers[] = { // native: +#if HAVE_ANDROID + &audio_out_audiotrack, +#endif #if HAVE_AUDIOUNIT &audio_out_audiounit, #endif #if HAVE_COREAUDIO &audio_out_coreaudio, #endif +#if HAVE_AVFOUNDATION + &audio_out_avfoundation, +#endif +#if HAVE_PIPEWIRE + &audio_out_pipewire, +#endif #if HAVE_PULSE &audio_out_pulse, #endif @@ -82,7 +94,7 @@ static const struct ao_driver * const audio_out_drivers[] = { #if HAVE_OPENSLES &audio_out_opensles, #endif -#if HAVE_SDL2 +#if HAVE_SDL2_AUDIO &audio_out_sdl, #endif #if HAVE_SNDIO @@ -94,15 +106,11 @@ static const struct ao_driver * const audio_out_drivers[] = { #endif &audio_out_pcm, &audio_out_lavc, -#if HAVE_RSOUND - &audio_out_rsound, -#endif - NULL }; static bool get_desc(struct m_obj_desc *dst, int index) { - if (index >= MP_ARRAY_SIZE(audio_out_drivers) - 1) + if (index >= MP_ARRAY_SIZE(audio_out_drivers)) return false; const struct ao_driver *ao = audio_out_drivers[index]; *dst = (struct m_obj_desc) { @@ -120,22 +128,39 @@ static bool get_desc(struct m_obj_desc *dst, int index) } // For the ao option -const struct m_obj_list ao_obj_list = { +static const struct m_obj_list ao_obj_list = { .get_desc = get_desc, .description = "audio outputs", - .allow_unknown_entries = true, .allow_trailer = true, .disallow_positional_parameters = true, .use_global_options = true, }; +#define OPT_BASE_STRUCT struct ao_opts +const struct m_sub_options ao_conf = { + .opts = (const struct m_option[]) { + {"ao", OPT_SETTINGSLIST(audio_driver_list, &ao_obj_list), + .flags = UPDATE_AUDIO}, + {"audio-device", OPT_STRING(audio_device), .flags = UPDATE_AUDIO}, + {"audio-client-name", OPT_STRING(audio_client_name), .flags = UPDATE_AUDIO}, + {"audio-buffer", OPT_DOUBLE(audio_buffer), + .flags = UPDATE_AUDIO, M_RANGE(0, 10)}, + {0} + }, + .size = sizeof(OPT_BASE_STRUCT), + .defaults = &(const OPT_BASE_STRUCT){ + .audio_buffer = 0.2, + .audio_device = "auto", + .audio_client_name = "mpv", + }, +}; + static struct ao *ao_alloc(bool probing, struct mpv_global *global, void (*wakeup_cb)(void *ctx), void *wakeup_ctx, char *name) { assert(wakeup_cb); - struct MPOpts *opts = global->opts; struct mp_log *log = mp_log_new(NULL, global->log, "ao"); struct m_obj_desc desc; if (!m_obj_list_find(&desc, &ao_obj_list, bstr0(name))) { @@ -143,6 +168,7 @@ static struct ao *ao_alloc(bool probing, struct mpv_global *global, talloc_free(log); return NULL; }; + struct ao_opts *opts = mp_get_config_group(NULL, global, &ao_conf); struct ao *ao = talloc_ptrtype(NULL, ao); talloc_steal(ao, log); *ao = (struct ao) { @@ -155,6 +181,7 @@ static struct ao *ao_alloc(bool probing, struct mpv_global *global, .def_buffer = opts->audio_buffer, .client_name = talloc_strdup(ao, opts->audio_client_name), }; + talloc_free(opts); ao->priv = m_config_group_from_desc(ao, ao->log, global, &desc, name); if (!ao->priv) goto error; @@ -187,14 +214,9 @@ static struct ao *ao_init(bool probing, struct mpv_global *global, af_fmt_to_str(ao->format)); ao->device = talloc_strdup(ao, dev); - - ao->api = ao->driver->play ? &ao_api_push : &ao_api_pull; - ao->api_priv = talloc_zero_size(ao, ao->api->priv_size); - assert(!ao->api->priv_defaults && !ao->api->options); - ao->stream_silence = flags & AO_INIT_STREAM_SILENCE; - ao->period_size = 1; + init_buffer_pre(ao); int r = ao->driver->init(ao); if (r < 0) { @@ -203,18 +225,14 @@ static struct ao *ao_init(bool probing, struct mpv_global *global, char redirect[80], rdevice[80]; snprintf(redirect, sizeof(redirect), "%s", ao->redirect); snprintf(rdevice, sizeof(rdevice), "%s", ao->device ? ao->device : ""); - talloc_free(ao); + ao_uninit(ao); return ao_init(probing, global, wakeup_cb, wakeup_ctx, encode_lavc_ctx, flags, samplerate, format, channels, rdevice, redirect); } goto fail; } - - if (ao->period_size < 1) { - MP_ERR(ao, "Invalid period size set.\n"); - goto fail; - } + ao->driver_initialized = true; ao->sstride = af_fmt_to_bytes(ao->format); ao->num_planes = 1; @@ -225,8 +243,10 @@ static struct ao *ao_init(bool probing, struct mpv_global *global, } ao->bps = ao->samplerate * ao->sstride; - if (!ao->device_buffer && ao->driver->get_space) - ao->device_buffer = ao->driver->get_space(ao); + if (ao->device_buffer <= 0 && ao->driver->write) { + MP_ERR(ao, "Device buffer size not set.\n"); + goto fail; + } if (ao->device_buffer) MP_VERBOSE(ao, "device buffer: %d samples.\n", ao->device_buffer); ao->buffer = MPMAX(ao->device_buffer, ao->def_buffer * ao->samplerate); @@ -236,12 +256,12 @@ static struct ao *ao_init(bool probing, struct mpv_global *global, ao->buffer = (ao->buffer + align - 1) / align * align; MP_VERBOSE(ao, "using soft-buffer of %d samples.\n", ao->buffer); - if (ao->api->init(ao) < 0) + if (!init_buffer_post(ao)) goto fail; return ao; fail: - talloc_free(ao); + ao_uninit(ao); return NULL; } @@ -267,8 +287,8 @@ struct ao *ao_init_best(struct mpv_global *global, struct encode_lavc_context *encode_lavc_ctx, int samplerate, int format, struct mp_chmap channels) { - struct MPOpts *opts = global->opts; void *tmp = talloc_new(NULL); + struct ao_opts *opts = mp_get_config_group(tmp, global, &ao_conf); struct mp_log *log = mp_log_new(tmp, global->log, "ao"); struct ao *ao = NULL; struct m_obj_settings *ao_list = NULL; @@ -296,7 +316,7 @@ struct ao *ao_init_best(struct mpv_global *global, } if (autoprobe) { - for (int n = 0; audio_out_drivers[n]; n++) { + for (int n = 0; n < MP_ARRAY_SIZE(audio_out_drivers); n++) { const struct ao_driver *driver = audio_out_drivers[n]; if (driver == &audio_out_null) break; @@ -335,95 +355,20 @@ struct ao *ao_init_best(struct mpv_global *global, return ao; } -// Uninitialize and destroy the AO. Remaining audio must be dropped. -void ao_uninit(struct ao *ao) -{ - if (ao) - ao->api->uninit(ao); - talloc_free(ao); -} - -// Queue the given audio data. Start playback if it hasn't started yet. Return -// the number of samples that was accepted (the core will try to queue the rest -// again later). Should never block. -// data: start pointer for each plane. If the audio data is packed, only -// data[0] is valid, otherwise there is a plane for each channel. -// samples: size of the audio data (see ao->sstride) -// flags: currently AOPLAY_FINAL_CHUNK can be set -int ao_play(struct ao *ao, void **data, int samples, int flags) -{ - return ao->api->play(ao, data, samples, flags); -} - -int ao_control(struct ao *ao, enum aocontrol cmd, void *arg) -{ - return ao->api->control ? ao->api->control(ao, cmd, arg) : CONTROL_UNKNOWN; -} - -// Return size of the buffered data in seconds. Can include the device latency. -// Basically, this returns how much data there is still to play, and how long -// it takes until the last sample in the buffer reaches the speakers. This is -// used for audio/video synchronization, so it's very important to implement -// this correctly. -double ao_get_delay(struct ao *ao) -{ - return ao->api->get_delay(ao); -} - -// Return free size of the internal audio buffer. This controls how much audio -// the core should decode and try to queue with ao_play(). -int ao_get_space(struct ao *ao) -{ - return ao->api->get_space(ao); -} - -// Stop playback and empty buffers. Essentially go back to the state after -// ao->init(). -void ao_reset(struct ao *ao) -{ - if (ao->api->reset) - ao->api->reset(ao); -} - -// Pause playback. Keep the current buffer. ao_get_delay() must return the -// same value as before pausing. -void ao_pause(struct ao *ao) -{ - if (ao->api->pause) - ao->api->pause(ao); -} - -// Resume playback. Play the remaining buffer. If the driver doesn't support -// pausing, it has to work around this and e.g. use ao_play_silence() to fill -// the lost audio. -void ao_resume(struct ao *ao) -{ - if (ao->api->resume) - ao->api->resume(ao); -} - -// Block until the current audio buffer has played completely. -void ao_drain(struct ao *ao) -{ - if (ao->api->drain) - ao->api->drain(ao); -} - -bool ao_eof_reached(struct ao *ao) -{ - return ao->api->get_eof ? ao->api->get_eof(ao) : true; -} - // Query the AO_EVENT_*s as requested by the events parameter, and return them. int ao_query_and_reset_events(struct ao *ao, int events) { return atomic_fetch_and(&ao->events_, ~(unsigned)events) & events; } -void ao_add_events(struct ao *ao, int events) +// Returns events that were set by this calls. +int ao_add_events(struct ao *ao, int events) { - atomic_fetch_or(&ao->events_, events); - ao->wakeup_cb(ao->wakeup_ctx); + unsigned prev_events = atomic_fetch_or(&ao->events_, events); + unsigned new = events & ~prev_events; + if (new) + ao->wakeup_cb(ao->wakeup_ctx); + return new; } // Request that the player core destroys and recreates the AO. Fully thread-safe. @@ -511,8 +456,9 @@ struct ao_hotplug { void *wakeup_ctx; // A single AO instance is used to listen to hotplug events. It wouldn't // make much sense to allow multiple AO drivers; all sane platforms have - // a single such audio API. - // This is _not_ the same AO instance as used for playing audio. + // a single audio API providing all events. + // This is _not_ necessarily the same AO instance as used for playing + // audio. struct ao *ao; // cached struct ao_device_list *list; @@ -552,7 +498,8 @@ bool ao_hotplug_check_update(struct ao_hotplug *hp) } // The return value is valid until the next call to this API. -struct ao_device_list *ao_hotplug_get_device_list(struct ao_hotplug *hp) +struct ao_device_list *ao_hotplug_get_device_list(struct ao_hotplug *hp, + struct ao *playback_ao) { if (hp->list && !hp->needs_update) return hp->list; @@ -564,7 +511,20 @@ struct ao_device_list *ao_hotplug_get_device_list(struct ao_hotplug *hp) MP_TARRAY_APPEND(list, list->devices, list->num_devices, (struct ao_device_desc){"auto", "Autoselect device"}); - for (int n = 0; audio_out_drivers[n]; n++) { + // Try to use the same AO for hotplug handling as for playback. + // Different AOs may not agree and the playback one is the only one the + // user knows about and may even have configured explicitly. + if (!hp->ao && playback_ao && playback_ao->driver->hotplug_init) { + struct ao *ao = ao_alloc(true, hp->global, hp->wakeup_cb, hp->wakeup_ctx, + (char *)playback_ao->driver->name); + if (playback_ao->driver->hotplug_init(ao) >= 0) { + hp->ao = ao; + } else { + talloc_free(ao); + } + } + + for (int n = 0; n < MP_ARRAY_SIZE(audio_out_drivers); n++) { const struct ao_driver *d = audio_out_drivers[n]; if (d == &audio_out_null) break; // don't add unsafe/special entries @@ -575,10 +535,13 @@ struct ao_device_list *ao_hotplug_get_device_list(struct ao_hotplug *hp) continue; if (ao->driver->hotplug_init) { - if (!hp->ao && ao->driver->hotplug_init(ao) >= 0) - hp->ao = ao; // keep this one - if (hp->ao && hp->ao->driver == d) - get_devices(hp->ao, list); + if (ao->driver->hotplug_init(ao) >= 0) { + get_devices(ao, list); + if (hp->ao) + ao->driver->hotplug_uninit(ao); + else + hp->ao = ao; // keep this one + } } else { get_devices(ao, list); } @@ -627,10 +590,11 @@ static void dummy_wakeup(void *ctx) { } -void ao_print_devices(struct mpv_global *global, struct mp_log *log) +void ao_print_devices(struct mpv_global *global, struct mp_log *log, + struct ao *playback_ao) { struct ao_hotplug *hp = ao_hotplug_create(global, dummy_wakeup, NULL); - struct ao_device_list *list = ao_hotplug_get_device_list(hp); + struct ao_device_list *list = ao_hotplug_get_device_list(hp, playback_ao); mp_info(log, "List of detected audio devices:\n"); for (int n = 0; n < list->num_devices; n++) { struct ao_device_desc *desc = &list->devices[n]; @@ -652,7 +616,7 @@ void ao_set_gain(struct ao *ao, float gain) #define MUL_GAIN_f(d, num_samples, gain) \ for (int n = 0; n < (num_samples); n++) \ - (d)[n] = MPCLAMP(((d)[n]) * (gain), -1.0, 1.0) + (d)[n] = (d)[n] * (gain) static void process_plane(struct ao *ao, void *data, int num_samples) { @@ -741,7 +705,7 @@ static void convert_plane(int type, void *data, int num_samples) break; } default: - abort(); + MP_ASSERT_UNREACHABLE(); } } |