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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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54
src/examples/export-v4l2.c
View file

@ -32,34 +32,8 @@
#include <pipewire/module.h>
#include <pipewire/node-factory.h>
struct type {
uint32_t format;
uint32_t props;
struct spa_type_meta meta;
struct spa_type_data data;
struct spa_type_media_type media_type;
struct spa_type_media_subtype media_subtype;
struct spa_type_format_video format_video;
struct spa_type_video_format video_format;
};
static inline void init_type(struct type *type, struct spa_type_map *map)
{
type->format = spa_type_map_get_id(map, SPA_TYPE__Format);
type->props = spa_type_map_get_id(map, SPA_TYPE__Props);
spa_type_meta_map(map, &type->meta);
spa_type_data_map(map, &type->data);
spa_type_media_type_map(map, &type->media_type);
spa_type_media_subtype_map(map, &type->media_subtype);
spa_type_format_video_map(map, &type->format_video);
spa_type_video_format_map(map, &type->video_format);
}
struct data {
struct type type;
bool running;
struct pw_loop *loop;
struct pw_main_loop *loop;
struct pw_core *core;
struct pw_type *t;
@ -90,7 +64,7 @@ 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:
@ -112,45 +86,39 @@ static const struct pw_remote_events remote_events = {
static void do_quit(void *data, int signal_number)
{
struct data *d = data;
d->running = false;
pw_main_loop_quit(d->loop);
}
int main(int argc, char *argv[])
{
struct data data = { 0, };
struct pw_loop *l;
pw_init(&argc, &argv);
data.loop = pw_loop_new(NULL);
pw_loop_add_signal(data.loop, SIGINT, do_quit, &data);
pw_loop_add_signal(data.loop, SIGTERM, do_quit, &data);
data.running = true;
data.core = pw_core_new(data.loop, NULL);
data.loop = pw_main_loop_new(NULL);
l = pw_main_loop_get_loop(data.loop);
pw_loop_add_signal(l, SIGINT, do_quit, &data);
pw_loop_add_signal(l, SIGTERM, do_quit, &data);
data.core = pw_core_new(l, NULL);
data.t = pw_core_get_type(data.core);
data.remote = pw_remote_new(data.core, NULL);
pw_module_load(data.core, "libpipewire-module-spa-node-factory", NULL);
init_type(&data.type, data.t->map);
spa_debug_set_type_map(data.t->map);
pw_remote_add_listener(data.remote, &data.remote_listener, &remote_events, &data);
pw_remote_connect(data.remote);
pw_loop_enter(data.loop);
while (data.running) {
pw_loop_iterate(data.loop, 100);
}
pw_loop_leave(data.loop);
pw_main_loop_run(data.loop);
pw_remote_destroy(data.remote);
if (data.node)
pw_node_destroy(data.node);
pw_core_destroy(data.core);
pw_loop_destroy(data.loop);
pw_main_loop_destroy(data.loop);
return 0;
}