example: improve debug

This commit is contained in:
Wim Taymans 2018-08-15 13:15:36 +02:00
parent 921b613cca
commit f36fa5d2cb

View file

@ -140,7 +140,7 @@ static void on_stream_state_changed(void *_data, enum pw_stream_state old,
enum pw_stream_state state, const char *error) enum pw_stream_state state, const char *error)
{ {
struct data *data = _data; struct data *data = _data;
printf("stream state: \"%s\"\n", pw_stream_state_as_string(state)); fprintf(stderr, "stream state: \"%s\"\n", pw_stream_state_as_string(state));
switch (state) { switch (state) {
case PW_STREAM_STATE_UNCONNECTED: case PW_STREAM_STATE_UNCONNECTED:
pw_main_loop_quit(data->loop); pw_main_loop_quit(data->loop);
@ -240,6 +240,9 @@ on_stream_format_changed(void *_data, const struct spa_pod *format)
return; return;
} }
fprintf(stderr, "got format:\n");
spa_debug_format(2, data->t->map, format);
spa_format_video_raw_parse(format, &data->format, &data->type.format_video); spa_format_video_raw_parse(format, &data->format, &data->type.format_video);
sdl_format = id_to_sdl_format(data, data->format.format); sdl_format = id_to_sdl_format(data, data->format.format);
@ -321,7 +324,7 @@ static int build_format(struct data *data, struct spa_pod_builder *b, const stru
NULL); NULL);
params[0] = spa_pod_builder_pop(b); params[0] = spa_pod_builder_pop(b);
printf("supported formats:\n"); fprintf(stderr, "supported formats:\n");
spa_debug_format(2, data->t->map, params[0]); spa_debug_format(2, data->t->map, params[0]);
return 0; return 0;
@ -357,13 +360,13 @@ int main(int argc, char *argv[])
init_type(&data.type, data.t->map); init_type(&data.type, data.t->map);
if (SDL_Init(SDL_INIT_VIDEO) < 0) { if (SDL_Init(SDL_INIT_VIDEO) < 0) {
printf("can't initialize SDL: %s\n", SDL_GetError()); fprintf(stderr, "can't initialize SDL: %s\n", SDL_GetError());
return -1; return -1;
} }
if (SDL_CreateWindowAndRenderer if (SDL_CreateWindowAndRenderer
(WIDTH, HEIGHT, SDL_WINDOW_RESIZABLE, &data.window, &data.renderer)) { (WIDTH, HEIGHT, SDL_WINDOW_RESIZABLE, &data.window, &data.renderer)) {
printf("can't create window: %s\n", SDL_GetError()); fprintf(stderr, "can't create window: %s\n", SDL_GetError());
return -1; return -1;
} }