[mediaplayer] reduce log messages in CQ tests

This CL reduces the number of alarming log messages that appear when
running mediaplayer_tests. Some TODOs have been added to provide
another way (inspection?) to report the issues induced by the tests.

TEST: fx run-test mediaplayer_tests

MTWN-291 #done

Change-Id: I74939b325e5fa99de0dd3b4f5cce06b0d507e5c7
diff --git a/src/media/playback/mediaplayer/ffmpeg/ffmpeg_audio_decoder.cc b/src/media/playback/mediaplayer/ffmpeg/ffmpeg_audio_decoder.cc
index 1924a03..723ccf8 100644
--- a/src/media/playback/mediaplayer/ffmpeg/ffmpeg_audio_decoder.cc
+++ b/src/media/playback/mediaplayer/ffmpeg/ffmpeg_audio_decoder.cc
@@ -74,7 +74,7 @@
                  : AllocatePayloadBuffer(buffer_size);
 
   if (!buffer) {
-    FXL_LOG(ERROR) << "Ran out of memory for decoded audio, dropping packet.";
+      // TODO(dalesat): Record/report packet drop.
     return -1;
   }
 
@@ -157,8 +157,7 @@
     // buffer for the interleaved frames, which we get from the stage.
     auto new_payload_buffer = AllocatePayloadBuffer(payload_size);
     if (!new_payload_buffer) {
-      FXL_LOG(ERROR) << "Ran out of memory for decoded, interleaved audio, "
-                        "dropping packet.";
+      // TODO(dalesat): Record/report packet drop.
       return nullptr;
     }
 
diff --git a/src/media/playback/mediaplayer/fidl/fidl_audio_renderer.cc b/src/media/playback/mediaplayer/fidl/fidl_audio_renderer.cc
index 98c5a809..58061c2 100644
--- a/src/media/playback/mediaplayer/fidl/fidl_audio_renderer.cc
+++ b/src/media/playback/mediaplayer/fidl/fidl_audio_renderer.cc
@@ -15,7 +15,6 @@
 
 constexpr int64_t kDefaultMinLeadTime = ZX_MSEC(100);
 constexpr int64_t kTargetLeadTimeDeltaNs = ZX_MSEC(10);
-constexpr int64_t kWarnThresholdNs = ZX_MSEC(500);
 
 }  // namespace
 
@@ -368,17 +367,6 @@
   if (last_supplied_pts_ns_ == Packet::kNoPts ||
       presentation_time_ns + target_lead_time_ns_ > last_supplied_pts_ns_) {
     // We need more packets to meet lead time commitments.
-    if (last_departed_pts_ns_ != Packet::kNoPts &&
-        last_supplied_pts_ns_ - last_departed_pts_ns_ > kWarnThresholdNs) {
-      FXL_LOG(WARNING) << "Audio renderer holding too much content:";
-      FXL_LOG(WARNING) << "    total content "
-                       << AsNs(last_supplied_pts_ns_ - last_departed_pts_ns_);
-      FXL_LOG(WARNING) << "    arrivals lead pts by "
-                       << AsNs(last_supplied_pts_ns_ - presentation_time_ns);
-      FXL_LOG(WARNING) << "    departures trail pts by "
-                       << AsNs(presentation_time_ns - last_departed_pts_ns_);
-    }
-
     return true;
   }
 
diff --git a/src/media/playback/mediaplayer/graph/nodes/input.cc b/src/media/playback/mediaplayer/graph/nodes/input.cc
index 5aaa1dd..006f39d 100644
--- a/src/media/playback/mediaplayer/graph/nodes/input.cc
+++ b/src/media/playback/mediaplayer/graph/nodes/input.cc
@@ -103,7 +103,7 @@
 
   if (!copy_destination_buffer) {
     // We just drop the packet, so there will be a glitch.
-    FXL_LOG(WARNING) << "Allocator starved copying payload.";
+    // TODO(dalesat): Record/report packet drop.
 
     // We needed a packet and couldn't produce one, so we still need one.
     state_.store(State::kNeedsPacket);
diff --git a/src/media/playback/mediaplayer/graph/payloads/vmo_payload_allocator.cc b/src/media/playback/mediaplayer/graph/payloads/vmo_payload_allocator.cc
index f8fe3ef..e355a4e 100644
--- a/src/media/playback/mediaplayer/graph/payloads/vmo_payload_allocator.cc
+++ b/src/media/playback/mediaplayer/graph/payloads/vmo_payload_allocator.cc
@@ -55,7 +55,6 @@
     vmo_index = (vmo_index + 1) % payload_vmos_.size();
     if (vmo_index == suggested_allocation_vmo_) {
       // Payload memory exhausted.
-      FXL_LOG(ERROR) << "Couldn't allocate buffer of size " << size << ".";
       return nullptr;
     }
   }