Gallery2: Fix crash for unsupported format on mute operation

MPEG4Writer does not support formats other than mp4/h264/h263. The
app needs to check for unsupported formats before starting any mute
operation. Add a condition in the app to check for unsupported
formats and display a toast message.

CRs-Fixed: 514347 696137
Change-Id: Ib2ce48d2b8ebaef80936bc7a446e1c97e3a10c31

1 files changed, 37 insertions, 0 deletions

diff --git a/src/com/android/gallery3d/app/MuteVideo.java b/src/com/android/gallery3d/app/MuteVideo.java
index d3f3aa594..a385fbb9f 100644
--- a/src/com/android/gallery3d/app/MuteVideo.java
+++ b/src/com/android/gallery3d/app/MuteVideo.java
@@ -16,6 +16,8 @@
 
 package com.android.gallery3d.app;
 
+import java.util.ArrayList;
+
 import android.app.Activity;
 import android.app.ProgressDialog;
 import android.content.Intent;
@@ -40,6 +42,13 @@ public class MuteVideo {
     private SaveVideoFileInfo mDstFileInfo = null;
     private Activity mActivity = null;
     private final Handler mHandler = new Handler();
+    private String mMimeType;
+    ArrayList<String> mUnsupportedMuteFileTypes = new ArrayList<String>();
+    private final String FILE_TYPE_DIVX = "video/divx";
+    private final String FILE_TYPE_AVI = "video/avi";
+    private final String FILE_TYPE_WMV = "video/x-ms-wmv";
+    private final String FILE_TYPE_ASF = "video/x-ms-asf";
+    private final String FILE_TYPE_WEBM = "video/webm";
 
     final String TIME_STAMP_NAME = "'MUTE'_yyyyMMdd_HHmmss";
 
@@ -47,6 +56,13 @@ public class MuteVideo {
         mUri = uri;
         mFilePath = filePath;
         mActivity = activity;
+        if (mUnsupportedMuteFileTypes != null) {
+            mUnsupportedMuteFileTypes.add(FILE_TYPE_DIVX);
+            mUnsupportedMuteFileTypes.add(FILE_TYPE_AVI);
+            mUnsupportedMuteFileTypes.add(FILE_TYPE_WMV);
+            mUnsupportedMuteFileTypes.add(FILE_TYPE_ASF);
+            mUnsupportedMuteFileTypes.add(FILE_TYPE_WEBM);
+        }
     }
 
     public void muteInBackground() {
@@ -54,6 +70,15 @@ public class MuteVideo {
                 mActivity.getContentResolver(), mUri,
                 mActivity.getString(R.string.folder_download));
 
+        mMimeType = mActivity.getContentResolver().getType(mUri);
+        if(!isValidFileForMute(mMimeType)) {
+            Toast.makeText(mActivity.getApplicationContext(),
+                           mActivity.getString(R.string.mute_nosupport),
+                           Toast.LENGTH_SHORT)
+                           .show();
+            return;
+        }
+
         showProgressDialog();
         new Thread(new Runnable() {
                 @Override
@@ -101,4 +126,16 @@ public class MuteVideo {
         mMuteProgress.setCanceledOnTouchOutside(false);
         mMuteProgress.show();
     }
+    private boolean isValidFileForMute(String mimeType) {
+        if (mimeType != null) {
+            for (String fileType : mUnsupportedMuteFileTypes) {
+               if (mimeType.equals(fileType)) {
+                   return false;
+               }
+            }
+            return true;
+        } else {
+            return false;
+        }
+    }
 }