}
}
-void print_latency(const string &header, const ReceivedTimestamps &received_ts, bool is_b_frame, int *frameno, LatencyHistogram *histogram)
+void print_latency(const char *header, const ReceivedTimestamps &received_ts, bool is_b_frame, int *frameno, LatencyHistogram *histogram)
{
if (received_ts.ts.empty())
return;
const steady_clock::time_point now = steady_clock::now();
- unsigned num_cards = global_mixer->get_num_cards();
- assert(received_ts.ts.size() == num_cards * FRAME_HISTORY_LENGTH);
- for (unsigned card_index = 0; card_index < num_cards; ++card_index) {
- for (unsigned frame_index = 0; frame_index < FRAME_HISTORY_LENGTH; ++frame_index) {
- steady_clock::time_point ts = received_ts.ts[card_index * FRAME_HISTORY_LENGTH + frame_index];
- if (ts == steady_clock::time_point::min()) {
- continue;
- }
+ if (global_mixer == nullptr) {
+ // Kaeru.
+ assert(received_ts.ts.size() == 1);
+ steady_clock::time_point ts = received_ts.ts[0];
+ if (ts != steady_clock::time_point::min()) {
duration<double> latency = now - ts;
- histogram->summaries[card_index][frame_index][is_b_frame].count_event(latency.count());
- histogram->summaries[card_index][frame_index][2].count_event(latency.count());
+ histogram->summaries[0][0][is_b_frame].count_event(latency.count());
+ histogram->summaries[0][0][2].count_event(latency.count());
+ }
+ } else {
+ unsigned num_cards = global_mixer->get_num_cards();
+ assert(received_ts.ts.size() == num_cards * FRAME_HISTORY_LENGTH);
+ for (unsigned card_index = 0; card_index < num_cards; ++card_index) {
+ for (unsigned frame_index = 0; frame_index < FRAME_HISTORY_LENGTH; ++frame_index) {
+ steady_clock::time_point ts = received_ts.ts[card_index * FRAME_HISTORY_LENGTH + frame_index];
+ if (ts == steady_clock::time_point::min()) {
+ continue;
+ }
+ duration<double> latency = now - ts;
+ histogram->summaries[card_index][frame_index][is_b_frame].count_event(latency.count());
+ histogram->summaries[card_index][frame_index][2].count_event(latency.count());
+ }
}
}
duration<double> highest_latency = now - min_ts;
printf("%-60s %4.0f ms (lowest-latency input), %4.0f ms (highest-latency input)",
- header.c_str(), 1e3 * lowest_latency.count(), 1e3 * highest_latency.count());
+ header, 1e3 * lowest_latency.count(), 1e3 * highest_latency.count());
if (is_b_frame) {
printf(" [on B-frame; potential extra latency]\n");