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https://gitlab.freedesktop.org/pipewire/pipewire.git
synced 2025-11-03 09:01:54 -05:00
jack: optimize get_buffer
Keep track of global mix port. Calculate the get_buffer function beforehand.
This commit is contained in:
Wim Taymans
parent
ac4d4582a4
commit
68bff629b3
1 changed files with 86 additions and 57 deletions
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@ -127,6 +127,7 @@ struct object {
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jack_latency_range_t capture_latency;
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jack_latency_range_t playback_latency;
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int32_t priority;
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struct port *port;
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} port;
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};
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};
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@ -191,12 +192,15 @@ struct port {
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struct spa_io_buffers io;
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struct spa_list mix;
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struct mix *global_mix;
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unsigned int empty_out:1;
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unsigned int zeroed:1;
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float *emptyptr;
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float empty[MAX_BUFFER_FRAMES + MAX_ALIGN];
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void *(*get_buffer) (struct port *p, jack_nframes_t frames);
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};
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struct link {
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@ -386,6 +390,17 @@ static void free_object(struct client *c, struct object *o)
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spa_list_append(&c->context.free_objects, &o->link);
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}
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static void init_mix(struct mix *mix, uint32_t mix_id, struct port *port)
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{
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mix->id = mix_id;
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mix->port = port;
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mix->io = NULL;
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mix->n_buffers = 0;
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spa_list_init(&mix->queue);
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if (mix_id == SPA_ID_INVALID)
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port->global_mix = mix;
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}
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static struct mix *find_mix(struct client *c, struct port *port, uint32_t mix_id)
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{
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struct mix *mix;
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@ -417,11 +432,7 @@ static struct mix *ensure_mix(struct client *c, struct port *port, uint32_t mix_
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spa_list_append(&port->mix, &mix->port_link);
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mix->id = mix_id;
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mix->port = port;
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mix->io = NULL;
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mix->n_buffers = 0;
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spa_list_init(&mix->queue);
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init_mix(mix, mix_id, port);
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return mix;
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}
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@ -451,6 +462,8 @@ static void free_mix(struct client *c, struct mix *mix)
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{
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clear_buffers(c, mix);
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spa_list_remove(&mix->port_link);
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if (mix->id == SPA_ID_INVALID)
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mix->port->global_mix = NULL;
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spa_list_append(&c->free_mix, &mix->link);
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}
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@ -483,6 +496,7 @@ static struct port * alloc_port(struct client *c, enum spa_direction direction)
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o->id = SPA_ID_INVALID;
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o->port.node_id = c->node_id;
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o->port.port_id = p->id;
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o->port.port = p;
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p->valid = true;
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p->zeroed = false;
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@ -728,7 +742,7 @@ static void unhandle_socket(struct client *c)
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do_remove_sources, 1, NULL, 0, true, c);
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}
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static void reuse_buffer(struct client *c, struct mix *mix, uint32_t id)
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static inline void reuse_buffer(struct client *c, struct mix *mix, uint32_t id)
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{
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struct buffer *b;
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@ -800,9 +814,10 @@ static void convert_to_midi(struct spa_pod_sequence **seq, uint32_t n_seq, void
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}
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static void *get_buffer_output(struct client *c, struct port *p, uint32_t frames, uint32_t stride)
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static inline void *get_buffer_output(struct port *p, uint32_t frames, uint32_t stride)
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{
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struct mix *mix;
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struct client *c = p->client;
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void *ptr = NULL;
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p->io.status = -EPIPE;
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@ -811,7 +826,7 @@ static void *get_buffer_output(struct client *c, struct port *p, uint32_t frames
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if (frames == 0)
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return NULL;
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if (SPA_LIKELY((mix = find_mix(c, p, -1)) != NULL)) {
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if (SPA_LIKELY((mix = p->global_mix) != NULL)) {
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struct buffer *b;
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if (SPA_UNLIKELY(mix->n_buffers == 0))
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@ -858,12 +873,12 @@ static void process_tee(struct client *c, uint32_t frames)
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switch (p->object->port.type_id) {
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case TYPE_ID_AUDIO:
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ptr = get_buffer_output(c, p, frames, sizeof(float));
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ptr = get_buffer_output(p, frames, sizeof(float));
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if (SPA_LIKELY(ptr != NULL))
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memcpy(ptr, p->emptyptr, frames * sizeof(float));
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break;
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case TYPE_ID_MIDI:
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ptr = get_buffer_output(c, p, MAX_BUFFER_FRAMES, 1);
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ptr = get_buffer_output(p, MAX_BUFFER_FRAMES, 1);
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if (SPA_LIKELY(ptr != NULL))
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convert_from_midi(p->emptyptr, ptr, MAX_BUFFER_FRAMES * sizeof(float));
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break;
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@ -1636,7 +1651,7 @@ static int client_node_port_set_param(void *object,
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NULL);
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}
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static void *init_buffer(struct port *p)
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static inline void *init_buffer(struct port *p)
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{
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void *data = p->emptyptr;
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if (p->zeroed)
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@ -3139,6 +3154,13 @@ float jack_cpu_load (jack_client_t *client)
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#include "statistics.c"
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static void *get_buffer_input_float(struct port *p, jack_nframes_t frames);
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static void *get_buffer_input_midi(struct port *p, jack_nframes_t frames);
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static void *get_buffer_input_empty(struct port *p, jack_nframes_t frames);
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static void *get_buffer_output_float(struct port *p, jack_nframes_t frames);
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static void *get_buffer_output_midi(struct port *p, jack_nframes_t frames);
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static void *get_buffer_output_empty(struct port *p, jack_nframes_t frames);
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SPA_EXPORT
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jack_port_t * jack_port_register (jack_client_t *client,
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const char *port_name,
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@ -3188,6 +3210,34 @@ jack_port_t * jack_port_register (jack_client_t *client,
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init_buffer(p);
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if (direction == SPA_DIRECTION_INPUT) {
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switch (type_id) {
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case TYPE_ID_AUDIO:
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case TYPE_ID_VIDEO:
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p->get_buffer = get_buffer_input_float;
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break;
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case TYPE_ID_MIDI:
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p->get_buffer = get_buffer_input_midi;
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break;
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default:
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p->get_buffer = get_buffer_input_empty;
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break;
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}
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} else {
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switch (type_id) {
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case TYPE_ID_AUDIO:
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case TYPE_ID_VIDEO:
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p->get_buffer = get_buffer_output_float;
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break;
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case TYPE_ID_MIDI:
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p->get_buffer = get_buffer_output_midi;
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break;
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default:
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p->get_buffer = get_buffer_output_empty;
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break;
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}
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}
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pw_log_debug(NAME" %p: port %p", c, p);
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spa_list_init(&p->mix);
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@ -3269,7 +3319,7 @@ int jack_port_unregister (jack_client_t *client, jack_port_t *port)
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return res;
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}
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static inline void *get_buffer_input_float(struct client *c, struct port *p, jack_nframes_t frames)
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static void *get_buffer_input_float(struct port *p, jack_nframes_t frames)
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{
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struct mix *mix;
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struct buffer *b;
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@ -3279,7 +3329,7 @@ static inline void *get_buffer_input_float(struct client *c, struct port *p, jac
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spa_list_for_each(mix, &p->mix, port_link) {
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pw_log_trace_fp(NAME" %p: port %p mix %d.%d get buffer %d",
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c, p, p->id, mix->id, frames);
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p->client, p, p->id, mix->id, frames);
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io = mix->io;
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if (io == NULL ||
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io->status != SPA_STATUS_HAVE_DATA ||
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@ -3296,10 +3346,12 @@ static inline void *get_buffer_input_float(struct client *c, struct port *p, jac
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p->zeroed = false;
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}
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}
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if (ptr == NULL)
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ptr = init_buffer(p);
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return ptr;
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}
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static inline void *get_buffer_input_midi(struct client *c, struct port *p, jack_nframes_t frames)
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static void *get_buffer_input_midi(struct port *p, jack_nframes_t frames)
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{
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struct mix *mix;
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struct spa_io_buffers *io;
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@ -3314,7 +3366,7 @@ static inline void *get_buffer_input_midi(struct client *c, struct port *p, jack
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void *pod;
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pw_log_trace_fp(NAME" %p: port %p mix %d.%d get buffer %d",
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c, p, p->id, mix->id, frames);
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p->client, p, p->id, mix->id, frames);
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io = mix->io;
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if (io == NULL ||
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@ -3337,68 +3389,45 @@ static inline void *get_buffer_input_midi(struct client *c, struct port *p, jack
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return ptr;
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}
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static inline void *get_buffer_output_float(struct client *c, struct port *p, jack_nframes_t frames)
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static void *get_buffer_output_float(struct port *p, jack_nframes_t frames)
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{
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void *ptr;
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ptr = get_buffer_output(c, p, frames, sizeof(float));
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if (SPA_UNLIKELY(ptr == NULL)) {
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p->empty_out = true;
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ptr = get_buffer_output(p, frames, sizeof(float));
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if (SPA_UNLIKELY(p->empty_out = (ptr == NULL)))
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ptr = p->emptyptr;
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} else {
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p->empty_out = false;
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}
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return ptr;
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}
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static inline void *get_buffer_output_midi(struct client *c, struct port *p, jack_nframes_t frames)
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static void *get_buffer_output_midi(struct port *p, jack_nframes_t frames)
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{
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p->empty_out = true;
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return p->emptyptr;
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}
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static void *get_buffer_output_empty(struct port *p, jack_nframes_t frames)
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{
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p->empty_out = true;
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return p->emptyptr;
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}
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static void *get_buffer_input_empty(struct port *p, jack_nframes_t frames)
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{
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return init_buffer(p);
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}
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SPA_EXPORT
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void * jack_port_get_buffer (jack_port_t *port, jack_nframes_t frames)
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{
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struct object *o = (struct object *) port;
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struct client *c;
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struct port *p;
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void *ptr = NULL;
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void *ptr;
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spa_return_val_if_fail(o != NULL, NULL);
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c = o->client;
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p = GET_PORT(c, GET_DIRECTION(o->port.flags), o->port.port_id);
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if (p->direction == SPA_DIRECTION_INPUT) {
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switch (p->object->port.type_id) {
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case TYPE_ID_AUDIO:
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ptr = get_buffer_input_float(c, p, frames);
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break;
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case TYPE_ID_MIDI:
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ptr = get_buffer_input_midi(c, p, frames);
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break;
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case TYPE_ID_VIDEO:
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ptr = get_buffer_input_float(c, p, frames);
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break;
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}
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if (ptr == NULL) {
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ptr = init_buffer(p);
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}
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} else {
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switch (p->object->port.type_id) {
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case TYPE_ID_AUDIO:
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ptr = get_buffer_output_float(c, p, frames);
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break;
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case TYPE_ID_MIDI:
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ptr = get_buffer_output_midi(c, p, frames);
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break;
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case TYPE_ID_VIDEO:
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ptr = get_buffer_output_float(c, p, frames);
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break;
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}
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}
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pw_log_trace_fp(NAME" %p: port %p buffer %p empty:%u", c, p, ptr, p->empty_out);
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p = o->port.port;
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ptr = p->get_buffer(p, frames);
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pw_log_trace_fp(NAME" %p: port %p buffer %p empty:%u", p->client, p, ptr, p->empty_out);
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return ptr;
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}
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