MediaLog: Log selected audio/video decoder name.

media/base/media_log.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "media/base/media_log.h"
 
 #include <string>
 
 #include "base/atomic_sequence_num.h"
 #include "base/logging.h"
@@ skipping 38 matching lines @@
     case MediaLogEvent::ENDED:
       return "ENDED";
     case MediaLogEvent::TEXT_ENDED:
       return "TEXT_ENDED";
     case MediaLogEvent::BUFFERED_EXTENTS_CHANGED:
       return "BUFFERED_EXTENTS_CHANGED";
     case MediaLogEvent::MEDIA_SOURCE_ERROR:
       return "MEDIA_SOURCE_ERROR";
     case MediaLogEvent::PROPERTY_CHANGE:
       return "PROPERTY_CHANGE";
+    case MediaLogEvent::INFO:
+      return "INFO";
   }
   NOTREACHED();
   return NULL;
 }
 
 const char* MediaLog::PipelineStatusToString(PipelineStatus status) {
   switch (status) {
     case PIPELINE_OK:
       return "pipeline: ok";
     case PIPELINE_ERROR_URL_NOT_FOUND:
@@ skipping 123 matching lines @@
 }
 
 scoped_ptr<MediaLogEvent> MediaLog::CreateMediaSourceErrorEvent(
     const std::string& error) {
   scoped_ptr<MediaLogEvent> event(
       CreateEvent(MediaLogEvent::MEDIA_SOURCE_ERROR));
   event->params.SetString("error", error);
   return event.Pass();
 }
 
+scoped_ptr<MediaLogEvent> MediaLog::CreateInfoEvent(const std::string& info) {
+  scoped_ptr<MediaLogEvent> event(CreateEvent(MediaLogEvent::INFO));
+  event->params.SetString("INFO", info);

[xhwang, 2014/09/08 17:31:21]

Note we have "error" above. Not sure whether we should go with all lower cases
or all upper cases...

+  return event.Pass();
+}
+
 void MediaLog::SetStringProperty(
     const char* key, const std::string& value) {
   scoped_ptr<MediaLogEvent> event(CreateEvent(MediaLogEvent::PROPERTY_CHANGE));
   event->params.SetString(key, value);
   AddEvent(event.Pass());
 }
 
 void MediaLog::SetIntegerProperty(
     const char* key, int value) {
   scoped_ptr<MediaLogEvent> event(CreateEvent(MediaLogEvent::PROPERTY_CHANGE));
@@ skipping 19 matching lines @@
     const char* key, base::TimeDelta value) {
   scoped_ptr<MediaLogEvent> event(CreateEvent(MediaLogEvent::PROPERTY_CHANGE));
   if (value.is_max())
     event->params.SetString(key, "unknown");
   else
     event->params.SetDouble(key, value.InSecondsF());
   AddEvent(event.Pass());
 }
 
 }  //namespace media