From b70da0ed9314fedc72412530f485eaf134e0844f Mon Sep 17 00:00:00 2001
From: KongQun Yang <kqyang@google.com>
Date: Mon, 7 Oct 2019 22:56:42 -0700
Subject: [PATCH] Add --quiet to suppress LOG(INFO) outputs

Closes #661.

Change-Id: Ic75479fba4f8dc26146b42b85ab95af6151302b6
---
 docs/source/documentation.rst | 1 +
 packager/app/packager_main.cc | 6 +++++-
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/docs/source/documentation.rst b/docs/source/documentation.rst
index f007805151..a0d06b8ffa 100644
--- a/docs/source/documentation.rst
+++ b/docs/source/documentation.rst
@@ -36,6 +36,7 @@ Synopsis
 
     $ packager <stream_descriptor> ... \
                [--dump_stream_info] \
+               [--quiet] \
                [Chunking Options] \
                [MP4 Output Options] \
                [encryption / decryption options] \
diff --git a/packager/app/packager_main.cc b/packager/app/packager_main.cc
index 27c734b8fa..a55557cb57 100644
--- a/packager/app/packager_main.cc
+++ b/packager/app/packager_main.cc
@@ -39,6 +39,7 @@
 
 DEFINE_bool(dump_stream_info, false, "Dump demuxed stream info.");
 DEFINE_bool(licenses, false, "Dump licenses.");
+DEFINE_bool(quiet, false, "When enabled, LOG(INFO) output is suppressed.");
 DEFINE_bool(use_fake_clock_for_muxer,
             false,
             "Set to true to use a fake clock for muxer. With this flag set, "
@@ -500,6 +501,8 @@ int PackagerMain(int argc, char** argv) {
     google::ShowUsageWithFlags("Usage");
     return kSuccess;
   }
+  if (FLAGS_quiet)
+    logging::SetMinLogLevel(logging::LOG_WARNING);
 
   if (!ValidateWidevineCryptoFlags() || !ValidateRawKeyCryptoFlags() ||
       !ValidatePRCryptoFlags()) {
@@ -530,7 +533,8 @@ int PackagerMain(int argc, char** argv) {
     LOG(ERROR) << "Packaging Error: " << status.ToString();
     return kPackagingFailed;
   }
-  printf("Packaging completed successfully.\n");
+  if (!FLAGS_quiet)
+    printf("Packaging completed successfully.\n");
   return kSuccess;
 }