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d2be49af42
Fixes #5949 Fixes #5574 Fixes #4380 // FREEBIE
84 lines
3.6 KiB
Java
84 lines
3.6 KiB
Java
package org.thoughtcrime.securesms.mms;
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import android.content.Context;
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import android.net.Uri;
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import android.support.annotation.NonNull;
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import android.support.annotation.Nullable;
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import android.util.Log;
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import android.util.Pair;
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import org.thoughtcrime.securesms.attachments.Attachment;
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import org.thoughtcrime.securesms.crypto.MasterSecret;
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import org.thoughtcrime.securesms.mms.DecryptableStreamUriLoader.DecryptableUri;
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import org.thoughtcrime.securesms.util.BitmapDecodingException;
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import org.thoughtcrime.securesms.util.BitmapUtil;
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import org.thoughtcrime.securesms.util.MediaUtil;
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import java.io.ByteArrayInputStream;
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import java.io.IOException;
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import java.io.InputStream;
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import ws.com.google.android.mms.ContentType;
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public abstract class MediaConstraints {
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private static final String TAG = MediaConstraints.class.getSimpleName();
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public static MediaConstraints MMS_CONSTRAINTS = new MmsMediaConstraints();
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public static MediaConstraints PUSH_CONSTRAINTS = new PushMediaConstraints();
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public abstract int getImageMaxWidth(Context context);
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public abstract int getImageMaxHeight(Context context);
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public abstract int getImageMaxSize();
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public abstract int getGifMaxSize();
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public abstract int getVideoMaxSize();
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public abstract int getAudioMaxSize();
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public boolean isSatisfied(@NonNull Context context, @NonNull MasterSecret masterSecret, @NonNull Attachment attachment) {
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try {
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return (MediaUtil.isGif(attachment) && attachment.getSize() <= getGifMaxSize() && isWithinBounds(context, masterSecret, attachment.getDataUri())) ||
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(MediaUtil.isImage(attachment) && attachment.getSize() <= getImageMaxSize() && isWithinBounds(context, masterSecret, attachment.getDataUri())) ||
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(MediaUtil.isAudio(attachment) && attachment.getSize() <= getAudioMaxSize()) ||
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(MediaUtil.isVideo(attachment) && attachment.getSize() <= getVideoMaxSize()) ||
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(!MediaUtil.isImage(attachment) && !MediaUtil.isAudio(attachment) && !MediaUtil.isVideo(attachment));
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} catch (IOException ioe) {
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Log.w(TAG, "Failed to determine if media's constraints are satisfied.", ioe);
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return false;
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}
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}
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private boolean isWithinBounds(Context context, MasterSecret masterSecret, Uri uri) throws IOException {
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try {
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InputStream is = PartAuthority.getAttachmentStream(context, masterSecret, uri);
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Pair<Integer, Integer> dimensions = BitmapUtil.getDimensions(is);
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return dimensions.first > 0 && dimensions.first <= getImageMaxWidth(context) &&
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dimensions.second > 0 && dimensions.second <= getImageMaxHeight(context);
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} catch (BitmapDecodingException e) {
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throw new IOException(e);
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}
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}
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public boolean canResize(@Nullable Attachment attachment) {
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return attachment != null && MediaUtil.isImage(attachment) && !MediaUtil.isGif(attachment);
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}
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public MediaStream getResizedMedia(@NonNull Context context,
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@NonNull MasterSecret masterSecret,
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@NonNull Attachment attachment)
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throws IOException
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{
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if (!canResize(attachment)) {
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throw new UnsupportedOperationException("Cannot resize this content type");
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}
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try {
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// XXX - This is loading everything into memory! We want the send path to be stream-like.
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return new MediaStream(new ByteArrayInputStream(BitmapUtil.createScaledBytes(context, new DecryptableUri(masterSecret, attachment.getDataUri()), this)),
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ContentType.IMAGE_JPEG);
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} catch (BitmapDecodingException e) {
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throw new IOException(e);
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}
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}
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}
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