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Add example to play sine wave

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Various build fixes and cleanups
Move port_add to private and make node ports based on implementation.
Improve pull based scheduling on remote nodes
This commit is contained in:
Wim Taymans 2017-09-07 10:22:32 +02:00
parent 36ac8a6545
commit 21cd5a2918
26 changed files with 640 additions and 185 deletions
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48
src/examples/export-sink.c
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@ -69,8 +69,7 @@ struct data {
SDL_Window *window;
SDL_Texture *texture;
bool running;
struct pw_loop *loop;
struct pw_main_loop *loop;
struct pw_core *core;
struct pw_type *t;
@ -79,7 +78,6 @@ struct data {
struct spa_hook remote_listener;
struct pw_node *node;
struct pw_port *port;
struct spa_port_info port_info;
struct spa_node impl_node;
@ -105,7 +103,7 @@ static void handle_events(struct data *data)
while (SDL_PollEvent(&event)) {
switch (event.type) {
case SDL_QUIT:
exit(0);
pw_main_loop_quit(data->loop);
break;
}
}
@ -199,6 +197,28 @@ static int impl_set_callbacks(struct spa_node *node,
return SPA_RESULT_OK;
}
static int impl_get_n_ports(struct spa_node *node,
uint32_t *n_input_ports,
uint32_t *max_input_ports,
uint32_t *n_output_ports,
uint32_t *max_output_ports)
{
*n_input_ports = *max_input_ports = 1;
*n_output_ports = *max_output_ports = 0;
return SPA_RESULT_OK;
}
static int impl_get_port_ids(struct spa_node *node,
uint32_t n_input_ports,
uint32_t *input_ids,
uint32_t n_output_ports,
uint32_t *output_ids)
{
if (n_input_ports > 0)
input_ids[0] = 0;
return SPA_RESULT_OK;
}
static int impl_port_set_io(struct spa_node *node, enum spa_direction direction, uint32_t port_id,
struct spa_port_io *io)
{
@ -433,6 +453,8 @@ static const struct spa_node impl_node = {
SPA_VERSION_NODE,
.set_callbacks = impl_set_callbacks,
.send_command = impl_send_command,
.get_n_ports = impl_get_n_ports,
.get_port_ids = impl_get_port_ids,
.port_set_io = impl_port_set_io,
.port_enum_formats = impl_port_enum_formats,
.port_set_format = impl_port_set_format,
@ -455,8 +477,6 @@ static void make_node(struct data *data)
data->impl_node = impl_node;
pw_node_set_implementation(data->node, &data->impl_node);
data->port = pw_port_new(PW_DIRECTION_INPUT, 0, NULL, 0);
pw_port_add(data->port, data->node);
pw_node_register(data->node);
pw_remote_export(data->remote, data->node);
@ -469,7 +489,7 @@ static void on_state_changed(void *_data, enum pw_remote_state old, enum pw_remo
switch (state) {
case PW_REMOTE_STATE_ERROR:
printf("remote error: %s\n", error);
data->running = false;
pw_main_loop_quit(data->loop);
break;
case PW_REMOTE_STATE_CONNECTED:
@ -493,9 +513,8 @@ int main(int argc, char *argv[])
pw_init(&argc, &argv);
data.loop = pw_loop_new(NULL);
data.running = true;
data.core = pw_core_new(data.loop, NULL);
data.loop = pw_main_loop_new(NULL);
data.core = pw_core_new(pw_main_loop_get_loop(data.loop), NULL);
data.t = pw_core_get_type(data.core);
data.remote = pw_remote_new(data.core, NULL);
data.path = argc > 1 ? argv[1] : NULL;
@ -521,13 +540,10 @@ int main(int argc, char *argv[])
pw_remote_connect(data.remote);
pw_loop_enter(data.loop);
while (data.running) {
pw_loop_iterate(data.loop, -1);
}
pw_loop_leave(data.loop);
pw_main_loop_run(data.loop);
pw_loop_destroy(data.loop);
pw_core_destroy(data.core);
pw_main_loop_destroy(data.loop);
return 0;
}