call VideoRecoder class, do not allow VideoRecording if recoding is not available

src/org/thoughtcrime/securesms/ConversationActivity.java

@@ -109,6 +109,7 @@ import org.thoughtcrime.securesms.util.concurrent.AssertedSuccessListener;
 import org.thoughtcrime.securesms.util.concurrent.ListenableFuture;
 import org.thoughtcrime.securesms.util.concurrent.SettableFuture;
 import org.thoughtcrime.securesms.util.views.Stub;
+import org.thoughtcrime.securesms.video.recode.VideoRecoder;
 
 import java.io.File;
 import java.io.FileOutputStream;
@@ -853,7 +854,13 @@ public class ConversationActivity extends PassphraseRequiredActionBarActivity
     case AttachmentTypeSelector.TAKE_PHOTO:
       attachmentManager.capturePhoto(this, TAKE_PHOTO); break;
     case AttachmentTypeSelector.RECORD_VIDEO:
-      attachmentManager.captureVideo(this, RECORD_VIDEO); break;
+      if(VideoRecoder.canRecode()) {
+        attachmentManager.captureVideo(this, RECORD_VIDEO);
+      }
+      else {
+        Toast.makeText(this, "This device does not support video-compression (requires Android 4.4 KitKat)", Toast.LENGTH_LONG).show();
+      }
+      break;
     }
   }
 
@@ -959,7 +966,7 @@ public class ConversationActivity extends PassphraseRequiredActionBarActivity
     final SettableFuture<Integer> future  = new SettableFuture<>();
 
     DcMsg msg = null;
-    Boolean recompress = Boolean.FALSE;
+    Integer recompress = 0;
 
     composeText.setText("");
 
@@ -976,7 +983,7 @@ public class ConversationActivity extends PassphraseRequiredActionBarActivity
 
             // recompress jpeg-files unless sent as documents
             if (MediaUtil.isJpegType(contentType) && slideDeck.getDocumentSlide()==null) {
-              recompress = true;
+              recompress = DcMsg.DC_MSG_IMAGE;
             }
           }
           else if (MediaUtil.isAudioType(contentType)) {
@@ -985,6 +992,7 @@ public class ConversationActivity extends PassphraseRequiredActionBarActivity
           }
           else if (MediaUtil.isVideoType(contentType)) {
             msg = new DcMsg(dcContext, DcMsg.DC_MSG_VIDEO);
+            recompress = DcMsg.DC_MSG_VIDEO;
           }
           else {
             msg = new DcMsg(dcContext, DcMsg.DC_MSG_FILE);
@@ -1008,12 +1016,17 @@ public class ConversationActivity extends PassphraseRequiredActionBarActivity
       @Override
       protected Void doInBackground(Object... param) {
         DcMsg msg = (DcMsg)param[0];
-        Boolean recompress = (Boolean)param[1];
+        Integer recompress = (Integer)param[1];
         if (action==ACTION_SEND_OUT) {
           if(msg!=null) {
-            if(recompress) {
+            if(recompress!=0) {
+              if(recompress==DcMsg.DC_MSG_IMAGE) {
                 BitmapUtil.recodeImageMsg(ConversationActivity.this, msg);
               }
+              else if(recompress==DcMsg.DC_MSG_VIDEO) {
+                VideoRecoder.recodeVideo(ConversationActivity.this, msg);
+              }
+            }
             dcContext.sendMsg(dcChat.getId(), msg);
             Util.runOnMain(()-> sendComplete(dcChat.getId()));
           }

src/org/thoughtcrime/securesms/video/recode/VideoRecoder.java

@@ -2,6 +2,7 @@ package org.thoughtcrime.securesms.video.recode;
 
 import android.annotation.SuppressLint;
 import android.annotation.TargetApi;
+import android.content.Context;
 import android.media.MediaCodec;
 import android.media.MediaCodecInfo;
 import android.media.MediaCodecList;
@@ -9,6 +10,8 @@ import android.media.MediaExtractor;
 import android.media.MediaFormat;
 import android.os.Build;
 
+import com.b44t.messenger.DcMsg;
+
 import java.io.File;
 import java.nio.ByteBuffer;
 
@@ -618,7 +621,7 @@ public class VideoRecoder {
     return true;
   }
 
-  public class VideoEditedInfo {
+  public static class VideoEditedInfo {
     public long startTime;
     public long endTime;
     public int rotationValue;
@@ -631,4 +634,55 @@ public class VideoRecoder {
     public String originalPath;
   }
 
+  public static boolean canRecode()
+  {
+    boolean canRecode = true;
+    if (Build.VERSION.SDK_INT < 16 /*= Jelly Bean 4.1 (before that codecInfo.getName() was not there) */) {
+      canRecode = false;
+    }
+    else if (Build.VERSION.SDK_INT < 18 /*= Jelly Bean 4.3*/) {
+      try {
+        MediaCodecInfo codecInfo = VideoRecoder.selectCodec(VideoRecoder.MIME_TYPE);
+        if (codecInfo == null) {
+          canRecode = false;
+        } else {
+          String name = codecInfo.getName();
+          if (name.equals("OMX.google.h264.encoder") ||
+              name.equals("OMX.ST.VFM.H264Enc") ||
+              name.equals("OMX.Exynos.avc.enc") ||
+              name.equals("OMX.MARVELL.VIDEO.HW.CODA7542ENCODER") ||
+              name.equals("OMX.MARVELL.VIDEO.H264ENCODER") ||
+              name.equals("OMX.k3.video.encoder.avc") ||
+              name.equals("OMX.TI.DUCATI1.VIDEO.H264E")) {
+            canRecode = false;
+          } else {
+            if (VideoRecoder.selectColorFormat(codecInfo, VideoRecoder.MIME_TYPE) == 0) {
+              canRecode = false;
+            }
+          }
+        }
+      } catch (Exception e) {
+        canRecode = false;
+      }
+    }
+    return canRecode;
+  }
+
+  public static void recodeVideo(Context context, DcMsg msg) {
+
+    if (!canRecode()) {
+      return;
+    }
+
+    String source = msg.getFile();
+
+    VideoEditedInfo vei = new VideoEditedInfo();
+    vei.startTime = 0;
+    vei.endTime = 0;
+    vei.rotationValue = 0;
+
+    VideoRecoder videoRecoder = new VideoRecoder();
+
+    // TODO: call videoRecoder.convertVideo(source, vei);
+  }
 }