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request keyframe via sink

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This commit is contained in:
Maxim Devaev
2022-10-31 19:42:55 +03:00
parent 40be0c20e2
commit 983796e952
12 changed files with 62 additions and 14 deletions
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14
src/libs/memsink.c
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@@ -117,7 +117,7 @@ bool us_memsink_server_check(us_memsink_s *sink, const us_frame_s *frame) {
return (has_clients || !US_FRAME_COMPARE_META_USED_NOTS(sink->mem, frame));;
}
int us_memsink_server_put(us_memsink_s *sink, const us_frame_s *frame) {
int us_memsink_server_put(us_memsink_s *sink, const us_frame_s *frame, bool *const key_requested) {
assert(sink->server);
const long double now = us_get_now_monotonic();
@@ -133,6 +133,12 @@ int us_memsink_server_put(us_memsink_s *sink, const us_frame_s *frame) {
sink->last_id = us_get_now_id();
sink->mem->id = sink->last_id;
if (sink->mem->key_requested && frame->key) {
sink->mem->key_requested = false;
}
if (key_requested != NULL) {
*key_requested = sink->mem->key_requested;
}
memcpy(sink->mem->data, frame->data, frame->used);
sink->mem->used = frame->used;
@@ -140,6 +146,7 @@ int us_memsink_server_put(us_memsink_s *sink, const us_frame_s *frame) {
sink->mem->magic = US_MEMSINK_MAGIC;
sink->mem->version = US_MEMSINK_VERSION;
atomic_store(&sink->has_clients, (sink->mem->last_client_ts + sink->client_ttl > us_get_now_monotonic()));
if (flock(sink->fd, LOCK_UN) < 0) {
@@ -159,7 +166,7 @@ int us_memsink_server_put(us_memsink_s *sink, const us_frame_s *frame) {
return 0;
}
int us_memsink_client_get(us_memsink_s *sink, us_frame_s *frame) { // cppcheck-suppress unusedFunction
int us_memsink_client_get(us_memsink_s *sink, us_frame_s *frame, bool key_required) { // cppcheck-suppress unusedFunction
assert(!sink->server); // Client only
if (us_flock_timedwait_monotonic(sink->fd, sink->timeout) < 0) {
@@ -185,6 +192,9 @@ int us_memsink_client_get(us_memsink_s *sink, us_frame_s *frame) { // cppcheck-s
retval = 0;
}
sink->mem->last_client_ts = us_get_now_monotonic();
if (key_required) {
sink->mem->key_requested = true;
}
}
done: