Update PdfiumAndroid to 1.7.0

Update rendering code to directly use ARGB_8888 or RGB_565 format
Update README and CHANGELOG
Update version

Author: barteksc

CHANGELOG.md

@@ -1,3 +1,6 @@
+## 2.7.0-beta.1 (2017-07-05)
+* Updates PdfiumAndroid to 1.7.0 which reduces memory usage about twice and improves performance by using RGB 565 format (when not using `pdfView.setBestQuality(true)`)
+
 ## 2.7.0-beta (2017-06-16)
 * Update PdfiumAndroid to 1.6.1, which fixed font rendering (issue #253)
 * Add `.spacing(int)` method to add spacing (in dp) between document pages

README.md

@@ -18,6 +18,8 @@ Licensed under Apache License 2.0.
 * Add small rendering improvements
 * Fix rendering when duplicated pages are passed to `.pages(..)`
 
+2.7.0-beta.1 updates PdfiumAndroid to 1.7.0 which reduces memory usage about twice and improves performance by using RGB 565 format (when not using `pdfView.setBestQuality(true)`)
+
 This is beta release because of big number of small changes and something could go wrong (but I didn't notice)
 
 ## Changes in 2.0 API
@@ -33,7 +35,7 @@ This is beta release because of big number of small changes and something could
 
 Add to _build.gradle_:
 
-`compile 'com.github.barteksc:android-pdf-viewer:2.7.0-beta'` or `2.6.1` for more stable version
+`compile 'com.github.barteksc:android-pdf-viewer:2.7.0-beta.1'` or `2.6.1` for more stable version
 
 Library is available in jcenter repository, probably it'll be in Maven Central soon.
 

android-pdf-viewer/build.gradle

@@ -13,7 +13,7 @@ ext {
     siteUrl = 'https://github.com/barteksc/AndroidPdfViewer'
     gitUrl = 'https://github.com/barteksc/AndroidPdfViewer.git'
 
-    libraryVersion = '2.7.0-beta'
+    libraryVersion = '2.7.0-beta.1'
 
     developerId = 'barteksc'
     developerName = 'Bartosz Schiller'
@@ -32,13 +32,13 @@ android {
         minSdkVersion 11
         targetSdkVersion 25
         versionCode 1
-        versionName "2.7.0-beta"
+        versionName "2.7.0-beta.1"
     }
 
 }
 
 dependencies {
-    compile 'com.github.barteksc:pdfium-android:1.6.1'
+    compile 'com.github.barteksc:pdfium-android:1.7.0'
 }
 
 apply from: 'https://raw.githubusercontent.com/nuuneoi/JCenter/master/installv1.gradle'

android-pdf-viewer/src/main/java/com/github/barteksc/pdfviewer/RenderingHandler.java

@@ -93,7 +93,7 @@ private PagePart proceed(RenderingTask renderingTask) {
         int h = Math.round(renderingTask.height);
         Bitmap render;
         try {
-            render = Bitmap.createBitmap(w, h, Bitmap.Config.ARGB_8888);
+            render = Bitmap.createBitmap(w, h, renderingTask.bestQuality ? Bitmap.Config.ARGB_8888 : Bitmap.Config.RGB_565);
         } catch (IllegalArgumentException e) {
             e.printStackTrace();
             return null;
@@ -103,15 +103,9 @@ private PagePart proceed(RenderingTask renderingTask) {
                 roundedRenderBounds.left, roundedRenderBounds.top,
                 roundedRenderBounds.width(), roundedRenderBounds.height(), renderingTask.annotationRendering);
 
-        if (!renderingTask.bestQuality) {
-            Bitmap cpy = render.copy(Bitmap.Config.RGB_565, false);
-            render.recycle();
-            render = cpy;
-        }
-
-        return new PagePart(renderingTask.userPage, renderingTask.page, render, //
-                renderingTask.width, renderingTask.height, //
-                renderingTask.bounds, renderingTask.thumbnail, //
+        return new PagePart(renderingTask.userPage, renderingTask.page, render,
+                renderingTask.width, renderingTask.height,
+                renderingTask.bounds, renderingTask.thumbnail,
                 renderingTask.cacheOrder);
     }
 

android-pdf-viewer/src/main/java/com/github/barteksc/pdfviewer/util/Constants.java

@@ -35,7 +35,7 @@ public class Constants {
     public static class Cache {
 
         /** The size of the cache (number of bitmaps kept) */
-        public static int CACHE_SIZE = 150;
+        public static int CACHE_SIZE = 120;
 
         public static int THUMBNAILS_CACHE_SIZE = 6;
     }