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Issue #9: --last-as-blank accept timeout or 0

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This commit is contained in:
Devaev Maxim
2019-09-17 09:50:14 +03:00
parent d24d48212f
commit 0827cb2b65
3 changed files with 42 additions and 11 deletions
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43
src/http/server.c
View File

@@ -108,6 +108,7 @@ struct http_server_t *http_server_init(struct stream_t *stream) {
server->passwd = "";
server->static_path = "";
server->timeout = 10;
server->last_as_blank = -1;
server->run = run;
assert(!evthread_use_pthreads());
@@ -169,7 +170,14 @@ int http_server_listen(struct http_server_t *server) {
server->run->drop_same_frames_blank = max_u(server->drop_same_frames, server->run->drop_same_frames_blank);
server->run->blank = blank_picture_init(server->blank_path);
_expose_blank_picture(server);
# define EXPOSED(_next) server->run->exposed->_next
// See _expose_blank_picture()
picture_copy(server->run->blank, EXPOSED(picture));
EXPOSED(expose_begin_time) = get_now_monotonic();
EXPOSED(expose_cmp_time) = EXPOSED(expose_begin_time);
EXPOSED(expose_end_time) = EXPOSED(expose_begin_time);
# undef EXPOSED
{
struct timeval refresh_interval;
@@ -887,20 +895,39 @@ static bool _expose_new_picture_unsafe(struct http_server_t *server) {
}
static bool _expose_blank_picture(struct http_server_t *server) {
# define EXPOSED(_next) server->run->exposed->_next
# define EXPOSED(_next) server->run->exposed->_next
EXPOSED(expose_begin_time) = get_now_monotonic();
EXPOSED(expose_cmp_time) = EXPOSED(expose_begin_time);
if (EXPOSED(online) || EXPOSED(picture->used) == 0) {
if (!(server->last_as_blank && EXPOSED(picture->used) > 0)) {
picture_copy(server->run->blank, EXPOSED(picture));
# define EXPOSE_BLANK picture_copy(server->run->blank, EXPOSED(picture))
if (EXPOSED(online)) { // Если переходим из online в offline
if (server->last_as_blank < 0) { // Если last_as_blank выключено, просто покажем картинку
LOG_INFO("HTTP: changed picture to BLANK");
EXPOSE_BLANK;
} else if (server->last_as_blank > 0) { // Если нужен таймер - запустим
LOG_INFO("HTTP: freezing last alive frame for %d seconds", server->last_as_blank);
EXPOSED(last_as_blank_time) = get_now_monotonic();
} else { // last_as_blank == 0 - показываем последний фрейм вечно
LOG_INFO("HTTP: freezing last alive frame forever");
}
EXPOSED(captured_fps) = 0;
EXPOSED(online) = false;
goto updated;
}
if ( // Если уже оффлайн, включена фича last_as_blank с таймером и он запущен
server->last_as_blank > 0
&& EXPOSED(last_as_blank_time) > 0
&& EXPOSED(last_as_blank_time) + server->last_as_blank < EXPOSED(expose_begin_time)
) {
LOG_INFO("HTTP: changed last alive frame to BLANK");
EXPOSE_BLANK;
EXPOSED(last_as_blank_time) = 0; // Останавливаем таймер
goto updated;
}
# undef EXPOSE_BLANK
if (EXPOSED(dropped) < server->run->drop_same_frames_blank) {
LOG_PERF("HTTP: dropped same frame (BLANK) number %u", EXPOSED(dropped));
EXPOSED(dropped) += 1;
@@ -909,6 +936,8 @@ static bool _expose_blank_picture(struct http_server_t *server) {
}
updated:
EXPOSED(captured_fps) = 0;
EXPOSED(online) = false;
EXPOSED(dropped) = 0;
EXPOSED(expose_end_time) = get_now_monotonic();
return true; // Updated

3
src/http/server.h
View File

@@ -67,6 +67,7 @@ struct exposed_t {
long double expose_begin_time;
long double expose_cmp_time;
long double expose_end_time;
long double last_as_blank_time;
};
struct http_server_runtime_t {
@@ -96,7 +97,7 @@ struct http_server_t {
char *static_path;
char *blank_path;
bool last_as_blank;
int last_as_blank;
unsigned drop_same_frames;
bool slowdown;
unsigned fake_width;