From 4ca5011760106134db0f099c9b9efa5f7ded394c Mon Sep 17 00:00:00 2001
From: cobalt-github-releaser-bot
 <95661244+cobalt-github-releaser-bot@users.noreply.github.com>
Date: Tue, 21 May 2024 15:27:38 -0700
Subject: [PATCH] Cherry pick PR #3289: [media] Improve MediaSource related
 logging (#3313)

Refer to the original PR: https://github.com/youtube/cobalt/pull/3289

b/300321069

Change-Id: I4b1e49d8f659d88efa9a035447142d448e35b88b

Co-authored-by: xiaomings <xiaomings@google.com>
---
 cobalt/dom/html_media_element.cc       | 3 +++
 cobalt/dom/media_source.cc             | 3 +++
 cobalt/media/base/sbplayer_pipeline.cc | 2 ++
 3 files changed, 8 insertions(+)

diff --git a/cobalt/dom/html_media_element.cc b/cobalt/dom/html_media_element.cc
index cc2c7b0567fb..add247eb09ce 100644
--- a/cobalt/dom/html_media_element.cc
+++ b/cobalt/dom/html_media_element.cc
@@ -913,6 +913,9 @@ void HTMLMediaElement::LoadResource(const GURL& initial_url,
       return;
     }
     media_source_url_ = url;
+
+    LOG(INFO) << "Attached MediaSource (0x" << media_source_.get()
+              << ") to HTMLMediaElement (0x" << this << ")";
   }
   // The resource fetch algorithm
   network_state_ = kNetworkLoading;
diff --git a/cobalt/dom/media_source.cc b/cobalt/dom/media_source.cc
index 0265e3f93be3..ce1b2e772023 100644
--- a/cobalt/dom/media_source.cc
+++ b/cobalt/dom/media_source.cc
@@ -285,6 +285,9 @@ scoped_refptr<SourceBuffer> MediaSource::AddSourceBuffer(
 
   DCHECK(source_buffer);
   source_buffers_->Add(source_buffer);
+  LOG(INFO) << "added SourceBuffer (0x" << source_buffer.get()
+            << ") to MediaSource (0x" << this << ") with type " << type
+            << " id = " << guid;
   return source_buffer;
 }
 
diff --git a/cobalt/media/base/sbplayer_pipeline.cc b/cobalt/media/base/sbplayer_pipeline.cc
index 0895be9b5df3..4d1998e016f7 100644
--- a/cobalt/media/base/sbplayer_pipeline.cc
+++ b/cobalt/media/base/sbplayer_pipeline.cc
@@ -702,6 +702,8 @@ void SbPlayerPipeline::OnDemuxerError(PipelineStatus error) {
     return;
   }
 
+  LOG(INFO) << "SbPlayerPipeline::OnDemuxerError() called with error " << error;
+
   if (error != ::media::PIPELINE_OK) {
     CallErrorCB(error, "Demuxer error.");
   }