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Support for tiling image view and large image viewing

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Fixes #5949
Fixes #5574
Fixes #4380
// FREEBIE
This commit is contained in:
Moxie Marlinspike
2016-12-14 10:21:14 -08:00
parent 477589b092
commit d2be49af42
12 changed files with 335 additions and 32 deletions
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src/org/thoughtcrime/securesms/util/BitmapUtil.java
+42 -4
View File
@@ -32,6 +32,11 @@ import java.io.IOException;
import java.io.InputStream;
import java.util.concurrent.atomic.AtomicBoolean;
import javax.microedition.khronos.egl.EGL10;
import javax.microedition.khronos.egl.EGLConfig;
import javax.microedition.khronos.egl.EGLContext;
import javax.microedition.khronos.egl.EGLDisplay;
public class BitmapUtil {
private static final String TAG = BitmapUtil.class.getSimpleName();
@@ -47,10 +52,13 @@ public class BitmapUtil {
int quality = MAX_COMPRESSION_QUALITY;
int attempts = 0;
byte[] bytes;
Bitmap scaledBitmap = createScaledBitmap(context,
model,
constraints.getImageMaxWidth(context),
constraints.getImageMaxHeight(context));
Bitmap scaledBitmap = Downsampler.AT_MOST.decode(getInputStreamForModel(context, model),
Glide.get(context).getBitmapPool(),
constraints.getImageMaxWidth(context),
constraints.getImageMaxHeight(context),
DecodeFormat.PREFER_RGB_565);
try {
do {
ByteArrayOutputStream baos = new ByteArrayOutputStream();
@@ -307,4 +315,34 @@ public class BitmapUtil {
return result[0];
}
}
public static int getMaxTextureSize() {
final int IMAGE_MAX_BITMAP_DIMENSION = 2048;
EGL10 egl = (EGL10) EGLContext.getEGL();
EGLDisplay display = egl.eglGetDisplay(EGL10.EGL_DEFAULT_DISPLAY);
int[] version = new int[2];
egl.eglInitialize(display, version);
int[] totalConfigurations = new int[1];
egl.eglGetConfigs(display, null, 0, totalConfigurations);
EGLConfig[] configurationsList = new EGLConfig[totalConfigurations[0]];
egl.eglGetConfigs(display, configurationsList, totalConfigurations[0], totalConfigurations);
int[] textureSize = new int[1];
int maximumTextureSize = 0;
for (int i = 0; i < totalConfigurations[0]; i++) {
egl.eglGetConfigAttrib(display, configurationsList[i], EGL10.EGL_MAX_PBUFFER_WIDTH, textureSize);
if (maximumTextureSize < textureSize[0])
maximumTextureSize = textureSize[0];
}
egl.eglTerminate(display);
return Math.max(maximumTextureSize, IMAGE_MAX_BITMAP_DIMENSION);
}
}