app/src/main/java/io/lbry/browser/MainActivity.java

@@ -2102,7 +2102,7 @@ public class MainActivity extends AppCompatActivity implements SdkStatusListener
             if (nowPlayingClaimBitmap == null &&
                     nowPlayingClaim != null &&
                     !Helper.isNullOrEmpty(nowPlayingClaim.getThumbnailUrl())) {
-                Glide.with(getApplicationContext()).asBitmap().load(nowPlayingClaim.getThumbnailUrl()).into(new CustomTarget<Bitmap>() {
+                Glide.with(getApplicationContext()).asBitmap().load(nowPlayingClaim.getThumbnailUrl(0, 0, 75)).into(new CustomTarget<Bitmap>() {
                     @Override
                     public void onResourceReady(@NonNull Bitmap resource, @Nullable Transition<? super Bitmap> transition) {
                         nowPlayingClaimBitmap = resource;

app/src/main/java/io/lbry/browser/adapter/ChannelFilterListAdapter.java

@@ -95,7 +95,7 @@ public class ChannelFilterListAdapter extends RecyclerView.Adapter<ChannelFilter
         vh.allView.setVisibility(claim.isPlaceholder() ? View.VISIBLE : View.GONE);
 
         vh.titleView.setText(Helper.isNullOrEmpty(claim.getTitle()) ? claim.getName() : claim.getTitle());
-        String thumbnailUrl = claim.getThumbnailUrl();
+        String thumbnailUrl = claim.getThumbnailUrl(vh.thumbnailView.getLayoutParams().width, vh.thumbnailView.getLayoutParams().height, 85);
         if (!Helper.isNullOrEmpty(thumbnailUrl) && context != null) {
             Glide.with(context.getApplicationContext()).load(thumbnailUrl).apply(RequestOptions.circleCropTransform()).into(vh.thumbnailView);
         }

app/src/main/java/io/lbry/browser/adapter/ClaimListAdapter.java

@@ -334,7 +334,8 @@ public class ClaimListAdapter extends RecyclerView.Adapter<ClaimListAdapter.View
         if (metadata instanceof Claim.StreamMetadata) {
             streamMetadata = (Claim.StreamMetadata) metadata;
         }
-        String thumbnailUrl = item.getThumbnailUrl();
+
+        String thumbnailUrl = item.getThumbnailUrl(vh.thumbnailView.getLayoutParams().width, vh.thumbnailView.getLayoutParams().height, 85);
         long publishTime = (streamMetadata != null && streamMetadata.getReleaseTime() > 0) ? streamMetadata.getReleaseTime() * 1000 : item.getTimestamp() * 1000;
         int bgColor = Helper.generateRandomColorForValue(item.getClaimId());
         if (bgColor == 0) {

app/src/main/java/io/lbry/browser/adapter/CommentListAdapter.java

@@ -190,7 +190,7 @@ public class CommentListAdapter extends RecyclerView.Adapter<CommentListAdapter.
         int bgColor = Helper.generateRandomColorForValue(comment.getChannelId());
         Helper.setIconViewBackgroundColor(holder.noThumbnailView, bgColor, false, context);
         if (hasThumbnail) {
-            Glide.with(context.getApplicationContext()).asBitmap().load(comment.getPoster().getThumbnailUrl()).
+            Glide.with(context.getApplicationContext()).asBitmap().load(comment.getPoster().getThumbnailUrl(holder.thumbnailView.getLayoutParams().width, holder.thumbnailView.getLayoutParams().height, 85)).
                     apply(RequestOptions.circleCropTransform()).into(holder.thumbnailView);
         }
         holder.alphaView.setText(comment.getChannelName() != null ? comment.getChannelName().substring(1, 2).toUpperCase() : null);

app/src/main/java/io/lbry/browser/adapter/NotificationListAdapter.java

@@ -193,7 +193,7 @@ public class NotificationListAdapter extends RecyclerView.Adapter<NotificationLi
         vh.thumbnailView.setVisibility(notification.getCommentAuthor() == null ? View.INVISIBLE : View.VISIBLE);
         if (notification.getCommentAuthor() != null) {
             Glide.with(context.getApplicationContext()).load(
-                    notification.getCommentAuthor().getThumbnailUrl()).apply(RequestOptions.circleCropTransform()).into(vh.thumbnailView);
+                    notification.getCommentAuthor().getThumbnailUrl(vh.thumbnailView.getLayoutParams().width, vh.thumbnailView.getLayoutParams().height, 85)).apply(RequestOptions.circleCropTransform()).into(vh.thumbnailView);
         }
 
         vh.iconView.setVisibility(notification.getCommentAuthor() != null ? View.INVISIBLE : View.VISIBLE);

app/src/main/java/io/lbry/browser/adapter/SuggestedChannelGridAdapter.java

@@ -89,7 +89,8 @@ public class SuggestedChannelGridAdapter extends RecyclerView.Adapter<SuggestedC
     @Override
     public void onBindViewHolder(SuggestedChannelGridAdapter.ViewHolder vh, int position) {
         Claim claim = items.get(position);
-        String thumbnailUrl = claim.getThumbnailUrl();
+        ViewGroup.LayoutParams lp = vh.thumbnailView.getLayoutParams();
+        String thumbnailUrl = claim.getThumbnailUrl(lp.width, lp.height, 85);
 
         int bgColor = Helper.generateRandomColorForValue(claim.getClaimId());
         Helper.setIconViewBackgroundColor(vh.noThumbnailView, bgColor, false, context);

app/src/main/java/io/lbry/browser/model/Claim.java

@@ -1,5 +1,7 @@
 package io.lbry.browser.model;
 
+import androidx.annotation.Nullable;
+
 import com.google.gson.FieldNamingPolicy;
 import com.google.gson.Gson;
 import com.google.gson.GsonBuilder;
@@ -184,6 +186,21 @@ public class Claim {
         return null;
     }
 
+    /**
+     * Gets the URL from the CDN where getting the image file
+     * @param width Pass zero for width and height for the full size image file
+     * @param height Pass zero for width and height for the full size image file
+     * @param q Desired quality for the image to be retrieved
+     * @return URL from the CDN from where image can be retrieved
+     */
+    public String getThumbnailUrl(int width, int height, int q) {
+        if (value != null && value.getThumbnail() != null) {
+            ImageCDNUrl imageCDNUrl = new ImageCDNUrl(Math.max(width, 0), Math.max(height, 0), q, null, value.getThumbnail().getUrl());
+            return imageCDNUrl.toString();
+        }
+        return null;
+    }
+
     public String getCoverUrl() {
         if (TYPE_CHANNEL.equals(valueType) && value != null && value instanceof ChannelMetadata && ((ChannelMetadata) value).getCover() != null) {
             return ((ChannelMetadata) value).getCover().getUrl();
@@ -491,6 +508,30 @@ public class Claim {
         private String url;
     }
 
+    /**
+     * Object to be instantiated. In order to get the URLto the CDN, call toString() on it
+     */
+    static class ImageCDNUrl {
+        private String appendedPath = "";
+
+        public ImageCDNUrl(int width, int height, int quality, @Nullable String format, String thumbnailUrl) {
+            if (width != 0 && height != 0)
+                appendedPath = "s:".concat(String.valueOf(width)).concat(":").concat(String.valueOf(height)).concat("/");
+
+            appendedPath = appendedPath.concat("quality:").concat(String.valueOf(quality)).concat("/");
+
+            appendedPath = appendedPath.concat("plain/").concat(thumbnailUrl);
+
+            if (format != null)
+                appendedPath = appendedPath.concat("@").concat(format);
+        }
+
+        @Override
+        public String toString() {
+            String url = "https://image-processor.vanwanet.com/optimize/";
+            return url.concat(appendedPath);
+        }
+    }
     @Data
     public static class StreamInfo {
         private long duration; // video / audio

app/src/main/java/io/lbry/browser/ui/channel/ChannelCommentsFragment.java

@@ -467,7 +467,7 @@ public class ChannelCommentsFragment extends Fragment implements SdkStatusListen
         if (hasThumbnail && context != null) {
             Glide.with(context.getApplicationContext()).
                     asBitmap().
-                    load(channel.getThumbnailUrl()).
+                    load(channel.getThumbnailUrl(commentPostAsThumbnail.getLayoutParams().width, commentPostAsThumbnail.getLayoutParams().height, 85)).
                     apply(RequestOptions.circleCropTransform()).
                     into(commentPostAsThumbnail);
         }

app/src/main/java/io/lbry/browser/ui/channel/ChannelFormFragment.java

@@ -285,7 +285,7 @@ public class ChannelFormFragment extends BaseFragment implements
                     coverUrl = currentClaim.getCoverUrl();
                 }
                 if (!Helper.isNullOrEmpty(currentClaim.getThumbnailUrl())) {
-                    Glide.with(context.getApplicationContext()).load(currentClaim.getThumbnailUrl()).apply(RequestOptions.circleCropTransform()).into(imageThumbnail);
+                    Glide.with(context.getApplicationContext()).load(currentClaim.getThumbnailUrl(imageThumbnail.getLayoutParams().width, imageThumbnail.getLayoutParams().height, 85)).apply(RequestOptions.circleCropTransform()).into(imageThumbnail);
                     thumbnailUrl = currentClaim.getThumbnailUrl();
                 }
             }

app/src/main/java/io/lbry/browser/ui/channel/ChannelFragment.java

@@ -538,11 +538,15 @@ public class ChannelFragment extends BaseFragment implements FetchChannelsListen
         else
             buttonTip.setVisibility(View.VISIBLE);
 
-        String thumbnailUrl = claim.getThumbnailUrl();
+        String thumbnailUrl = "";
         String coverUrl = claim.getCoverUrl();
         textTitle.setText(Helper.isNullOrEmpty(claim.getTitle()) ? claim.getName() : claim.getTitle());
 
         Context context = getContext();
+
+        if (context != null) {
+            thumbnailUrl = claim.getThumbnailUrl(imageThumbnail.getLayoutParams().width, imageThumbnail.getLayoutParams().height, 85);
+        }
         if (context != null && !Helper.isNullOrEmpty(coverUrl)) {
             Glide.with(context.getApplicationContext()).load(coverUrl).centerCrop().into(imageCover);
         }

app/src/main/java/io/lbry/browser/ui/findcontent/FileViewFragment.java

@@ -1566,7 +1566,8 @@ public class FileViewFragment extends BaseFragment implements
                 int bgColor = Helper.generateRandomColorForValue(signingChannel.getClaimId());
                 Helper.setIconViewBackgroundColor(root.findViewById(R.id.file_view_publisher_no_thumbnail), bgColor, false, context);
                 if (hasPublisherThumbnail && context != null) {
-                    Glide.with(context.getApplicationContext()).load(signingChannel.getThumbnailUrl()).
+                    ViewGroup.LayoutParams lp = root.findViewById(R.id.file_view_publisher_thumbnail).getLayoutParams();
+                    Glide.with(context.getApplicationContext()).load(signingChannel.getThumbnailUrl(lp.width, lp.height, 85)).
                             apply(RequestOptions.circleCropTransform()).into((ImageView) root.findViewById(R.id.file_view_publisher_thumbnail));
                 }
                 ((TextView) root.findViewById(R.id.file_view_publisher_thumbnail_alpha)).
@@ -1606,7 +1607,7 @@ public class FileViewFragment extends BaseFragment implements
             Claim.GenericMetadata metadata = claim.getValue();
             if (!Helper.isNullOrEmpty(claim.getThumbnailUrl())) {
                 ImageView thumbnailView = root.findViewById(R.id.file_view_thumbnail);
-                Glide.with(context.getApplicationContext()).asBitmap().load(claim.getThumbnailUrl()).centerCrop().into(thumbnailView);
+                Glide.with(context.getApplicationContext()).asBitmap().load(claim.getThumbnailUrl(context.getResources().getDisplayMetrics().widthPixels, thumbnailView.getLayoutParams().height, 85)).centerCrop().into(thumbnailView);
             } else {
                 // display first x letters of claim name, with random background
             }
@@ -3243,7 +3244,7 @@ public class FileViewFragment extends BaseFragment implements
         if (hasThumbnail && context != null) {
             Glide.with(context.getApplicationContext()).
                     asBitmap().
-                    load(channel.getThumbnailUrl()).
+                    load(channel.getThumbnailUrl(commentPostAsThumbnail.getLayoutParams().width, commentPostAsThumbnail.getLayoutParams().height, 85)).
                     apply(RequestOptions.circleCropTransform()).
                     into(commentPostAsThumbnail);
         }

app/src/main/java/io/lbry/browser/ui/publish/PublishFormFragment.java

@@ -583,7 +583,9 @@ public class PublishFormFragment extends BaseFragment implements
             Context context = getContext();
             try {
                 Claim.StreamMetadata metadata = (Claim.StreamMetadata) currentClaim.getValue();
-                uploadedThumbnailUrl = currentClaim.getThumbnailUrl();
+                if (context != null) {
+                    uploadedThumbnailUrl = currentClaim.getThumbnailUrl(imageThumbnail.getLayoutParams().width, imageThumbnail.getLayoutParams().height, 85);
+                }
                 if (context != null && !Helper.isNullOrEmpty(uploadedThumbnailUrl)) {
                     Glide.with(context.getApplicationContext()).load(uploadedThumbnailUrl).centerCrop().into(imageThumbnail);
                 }