From c80218a9665344a465383fd067f89778d4b6a3f1 Mon Sep 17 00:00:00 2001
From: James Dong <jdong@google.com>
Date: Fri, 30 Jul 2010 13:48:46 -0700
Subject: [PATCH] Added damr box for AMR (NB and WB) sample entry

- Some players, like QT, sometimes are picky about the missing sample entry

Change-Id: Ia32d78e48ac9fd8af8285dbc67f0d69142ba98b4
---
 media/libstagefright/MPEG4Writer.cpp | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/media/libstagefright/MPEG4Writer.cpp b/media/libstagefright/MPEG4Writer.cpp
index baf9f4f118643..9f712c381310d 100644
--- a/media/libstagefright/MPEG4Writer.cpp
+++ b/media/libstagefright/MPEG4Writer.cpp
@@ -1615,6 +1615,16 @@ void MPEG4Writer::Track::writeTrackHeader(
                         mOwner->write(kData2, sizeof(kData2));
 
                     mOwner->endBox();  // esds
+                  } else if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_NB, mime) ||
+                             !strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_WB, mime)) {
+                    // 3gpp2 Spec AMRSampleEntry fields
+                    mOwner->beginBox("damr");
+                      mOwner->writeCString("   ");  // vendor: 4 bytes
+                      mOwner->writeInt8(0);         // decoder version
+                      mOwner->writeInt16(0x83FF);   // mode set: all enabled
+                      mOwner->writeInt8(0);         // mode change period
+                      mOwner->writeInt8(1);         // frames per sample
+                    mOwner->endBox();
                   }
                 mOwner->endBox();
             } else {