narayana/conversations-classic
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video processing: pick smaller file after transcoding. do not transcode very small files

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This commit is contained in:
Daniel Gultsch 2017-10-27 11:34:50 +02:00
parent 396ad3361f
commit ad6f6183b8
3 changed files with 24 additions and 6 deletions
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1
src/main/java/eu/siacs/conversations/Config.java
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@ -66,7 +66,6 @@ public final class Config {
public static final int IMAGE_SIZE = 1920;
public static final Bitmap.CompressFormat IMAGE_FORMAT = Bitmap.CompressFormat.JPEG;
public static final int IMAGE_QUALITY = 75;
public static final int IMAGE_MAX_SIZE = 524288; //512KiB
public static final int MESSAGE_MERGE_WINDOW = 20;

9
src/main/java/eu/siacs/conversations/persistance/FileBackend.java
View file

@ -137,7 +137,7 @@ public class FileBackend {
}
}
private static long getFileSize(Context context, Uri uri) {
public static long getFileSize(Context context, Uri uri) {
try {
final Cursor cursor = context.getContentResolver().query(uri, null, null, null, null);
if (cursor != null && cursor.moveToFirst()) {
@ -235,14 +235,14 @@ public class FileBackend {
}
File file = new File(path);
long size = file.length();
if (size == 0 || size >= Config.IMAGE_MAX_SIZE ) {
if (size == 0 || size >= mXmppConnectionService.getResources().getInteger(R.integer.auto_accept_filesize)) {
return false;
}
BitmapFactory.Options options = new BitmapFactory.Options();
options.inJustDecodeBounds = true;
try {
BitmapFactory.decodeStream(mXmppConnectionService.getContentResolver().openInputStream(uri), null, options);
if (options == null || options.outMimeType == null || options.outHeight <= 0 || options.outWidth <= 0) {
if (options.outMimeType == null || options.outHeight <= 0 || options.outWidth <= 0) {
return false;
}
return (options.outWidth <= Config.IMAGE_SIZE && options.outHeight <= Config.IMAGE_SIZE && options.outMimeType.contains(Config.IMAGE_FORMAT.name().toLowerCase()));
@ -348,6 +348,7 @@ public class FileBackend {
scaledBitmap = rotate(scaledBitmap, rotation);
boolean targetSizeReached = false;
int quality = Config.IMAGE_QUALITY;
final int imageMaxSize = mXmppConnectionService.getResources().getInteger(R.integer.auto_accept_filesize);
while(!targetSizeReached) {
os = new FileOutputStream(file);
boolean success = scaledBitmap.compress(Config.IMAGE_FORMAT, quality, os);
@ -355,7 +356,7 @@ public class FileBackend {
throw new FileCopyException(R.string.error_compressing_image);
}
os.flush();
targetSizeReached = file.length() <= Config.IMAGE_MAX_SIZE || quality <= 50;
targetSizeReached = file.length() <= imageMaxSize|| quality <= 50;
quality -= 5;
}
scaledBitmap.recycle();

20
src/main/java/eu/siacs/conversations/services/AttachFileToConversationRunnable.java
View file

@ -9,6 +9,7 @@ import net.ypresto.androidtranscoder.MediaTranscoder;
import net.ypresto.androidtranscoder.format.MediaFormatStrategy;
import net.ypresto.androidtranscoder.format.MediaFormatStrategyPresets;
import java.io.File;
import java.io.FileDescriptor;
import java.io.FileNotFoundException;
import java.util.concurrent.ExecutionException;
@ -31,6 +32,7 @@ public class AttachFileToConversationRunnable implements Runnable, MediaTranscod
private final Uri uri;
private final UiCallback<Message> callback;
private final boolean isVideoMessage;
private final long originalFileSize;
private int currentProgress = -1;
public AttachFileToConversationRunnable(XmppConnectionService xmppConnectionService, Uri uri, Message message, UiCallback<Message> callback) {
@ -39,7 +41,11 @@ public class AttachFileToConversationRunnable implements Runnable, MediaTranscod
this.message = message;
this.callback = callback;
final String mimeType = MimeUtils.guessMimeTypeFromUri(mXmppConnectionService, uri);
this.isVideoMessage = (mimeType != null && mimeType.startsWith("video/") && Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR2);
final int autoAcceptFileSize = mXmppConnectionService.getResources().getInteger(R.integer.auto_accept_filesize);
this.originalFileSize = FileBackend.getFileSize(mXmppConnectionService,uri);
this.isVideoMessage = (mimeType != null && mimeType.startsWith("video/")
&& Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR2)
&& originalFileSize > autoAcceptFileSize;
}
public boolean isVideoMessage() {
@ -111,6 +117,18 @@ public class AttachFileToConversationRunnable implements Runnable, MediaTranscod
@Override
public void onTranscodeCompleted() {
mXmppConnectionService.stopForcingForegroundNotification();
final File file = mXmppConnectionService.getFileBackend().getFile(message);
long convertedFileSize = mXmppConnectionService.getFileBackend().getFile(message).getSize();
Log.d(Config.LOGTAG,"originalFileSize="+originalFileSize+" convertedFileSize="+convertedFileSize);
if (originalFileSize != 0 && convertedFileSize >= originalFileSize) {
if (file.delete()) {
Log.d(Config.LOGTAG,"original file size was smaller. deleting and processing as file");
processAsFile();
return;
} else {
Log.d(Config.LOGTAG,"unable to delete converted file");
}
}
mXmppConnectionService.getFileBackend().updateFileParams(message);
if (message.getEncryption() == Message.ENCRYPTION_DECRYPTED) {
mXmppConnectionService.getPgpEngine().encrypt(message, callback);