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https://gitlab.freedesktop.org/pipewire/pipewire.git
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video-play: add example of steal_fd
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commit
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1 changed files with 44 additions and 1 deletions
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@ -18,6 +18,7 @@
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*/
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#include <stdio.h>
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#include <unistd.h>
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#include <sys/mman.h>
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#include <SDL2/SDL.h>
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@ -390,6 +391,48 @@ static const struct pw_remote_events remote_events = {
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.state_changed = on_state_changed,
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};
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static void connect_state_changed(void *_data, enum pw_remote_state old,
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enum pw_remote_state state, const char *error)
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{
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struct data *data = _data;
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printf("remote state: \"%s\"\n", pw_remote_state_as_string(state));
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switch (state) {
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case PW_REMOTE_STATE_ERROR:
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case PW_REMOTE_STATE_CONNECTED:
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pw_main_loop_quit(data->loop);
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break;
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default:
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break;
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}
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}
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static int get_fd(struct data *data)
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{
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int fd;
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struct pw_remote *remote = pw_remote_new(data->core, NULL, 0);
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struct spa_hook remote_listener;
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const struct pw_remote_events revents = {
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PW_VERSION_REMOTE_EVENTS,
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.state_changed = connect_state_changed,
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};
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pw_remote_add_listener(remote, &remote_listener, &revents, data);
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if (pw_remote_connect(remote) < 0)
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return -1;
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pw_main_loop_run(data->loop);
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fd = pw_remote_steal_fd(remote);
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pw_remote_destroy(remote);
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return fd;
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}
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int main(int argc, char *argv[])
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{
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struct data data = { 0, };
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@ -419,7 +462,7 @@ int main(int argc, char *argv[])
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pw_remote_add_listener(data.remote, &data.remote_listener, &remote_events, &data);
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pw_remote_connect(data.remote);
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pw_remote_connect_fd(data.remote, get_fd(&data));
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pw_main_loop_run(data.loop);
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