audio dec: color if received samples don't match

If the actual number of decoded samples doesn't match the expected number
(from nominal sampling rate), use colors to catch user attention. This is
similar how it is already done for video capture/display.

Author: MartinPulec

src/rtp/audio_decoders.cpp

@@ -78,6 +78,7 @@
 #include "utils/color_out.h"
 #include "utils/debug.h"             // for DEBUG_TIMER_*
 #include "utils/macros.h"
+#include "utils/misc.h"              // for get_stat_color
 #include "utils/packet_counter.h"
 #include "utils/worker.h"
 
@@ -381,13 +382,16 @@ static void *adec_compute_and_print_stats(void *arg) {
         if (d->bytes_received < d->bytes_expected) {
                 loss = " (" + to_string(d->bytes_expected - d->bytes_received) + " lost)";
         }
-        log_msg(LOG_LEVEL_INFO, "[Audio decoder] Received %ld/%ld B%s, "
-                        "decoded %d samples in %.2f sec.\n",
-                        d->bytes_received,
-                        d->bytes_expected,
-                        loss.c_str(),
-                        d->frame.get_sample_count(),
-                        d->seconds);
+
+        const double exp_samples = d->frame.get_sample_rate() * d->seconds;
+        const char  *dec_cnt_warn_col =
+            get_stat_color(d->frame.get_sample_count() / exp_samples);
+
+        MSG(INFO,
+            "Received %ld/%ld B%s, "
+            "decoded %s%d samples" TERM_RESET " in %.2f sec.\n",
+            d->bytes_received, d->bytes_expected, loss.c_str(),
+            dec_cnt_warn_col, d->frame.get_sample_count(), d->seconds);
 
         char volume[STR_LEN];
         char       *vol_start = volume;
@@ -400,8 +404,8 @@ static void *adec_compute_and_print_stats(void *arg) {
                                             &vol_start, volume + sizeof volume);
         }
 
-        log_msg(LOG_LEVEL_INFO, "[Audio decoder] Volume: %s dBFS RMS/peak%s\n",
-                volume, d->muted_receiver ? TBOLD(TRED(" (muted)")) : "");
+        MSG(INFO, "Volume: %s dBFS RMS/peak%s\n", volume,
+            d->muted_receiver ? TBOLD(TRED(" (muted)")) : "");
 
         delete d;