修复内存泄露的问题；修复iOS7下拍照的几个问题等

TZImagePickerController.podspec

 Pod::Spec.new do |s|
   s.name         = "TZImagePickerController"
-  s.version      = "1.3.1"
+  s.version      = "1.3.3"
   s.summary      = "A clone of UIImagePickerController, support picking multiple photos、original photo and video"
   s.homepage     = "https://github.com/banchichen/TZImagePickerController"
   s.license      = "MIT"
   s.author       = { "banchichen" => "736420282@qq.com" }
   s.platform     = :ios
   s.ios.deployment_target = "6.0"
-  s.source       = { :git => "https://github.com/banchichen/TZImagePickerController.git", :tag => "1.3.1" }
+  s.source       = { :git => "https://github.com/banchichen/TZImagePickerController.git", :tag => "1.3.3" }
   s.requires_arc = true
   s.resources    = "TZImagePickerController/TZImagePickerController/*.{png,xib,nib,bundle}"
   s.source_files = "TZImagePickerController/TZImagePickerController/*.{h,m}"

TZImagePickerController/TZImagePickerController/TZImageManager.h

@@ -37,6 +37,9 @@
 - (void)getPhotoWithAsset:(id)asset photoWidth:(CGFloat)photoWidth completion:(void (^)(UIImage *photo,NSDictionary *info,BOOL isDegraded))completion;
 - (void)getOriginalPhotoWithAsset:(id)asset completion:(void (^)(UIImage *photo,NSDictionary *info))completion;
 
+/// Save photo 保存照片
+- (void)savePhotoWithImage:(UIImage *)image completion:(void (^)())completion;
+
 /// Get video 获得视频
 - (void)getVideoWithAsset:(id)asset completion:(void (^)(AVPlayerItem * playerItem, NSDictionary * info))completion;
 

TZImagePickerController/TZImagePickerController/TZImageManager.m

@@ -65,7 +65,6 @@
         }
     } else {
         [self.assetLibrary enumerateGroupsWithTypes:ALAssetsGroupAll usingBlock:^(ALAssetsGroup *group, BOOL *stop) {
-            
             if ([group numberOfAssets] < 1) return;
             NSString *name = [group valueForProperty:ALAssetsGroupPropertyName];
             if ([name isEqualToString:@"Camera Roll"] || [name isEqualToString:@"相机胶卷"] || [name isEqualToString:@"所有照片"]) {
@@ -159,8 +158,13 @@
         if (completion) completion(photoArr);
     } else if ([result isKindOfClass:[ALAssetsGroup class]]) {
         ALAssetsGroup *group = (ALAssetsGroup *)result;
-        if (!allowPickingVideo) [group setAssetsFilter:[ALAssetsFilter allPhotos]];
-        if (!allowPickingImage) [group setAssetsFilter:[ALAssetsFilter allPhotos]];
+        if (allowPickingImage && allowPickingVideo) {
+            [group setAssetsFilter:[ALAssetsFilter allAssets]];
+        } else if (allowPickingVideo) {
+            [group setAssetsFilter:[ALAssetsFilter allVideos]];
+        } else if (allowPickingImage) {
+            [group setAssetsFilter:[ALAssetsFilter allPhotos]];
+        }
         [group enumerateAssetsUsingBlock:^(ALAsset *result, NSUInteger index, BOOL *stop) {
             if (result == nil) {
                 if (completion) completion(photoArr);
@@ -170,11 +174,6 @@
                 [photoArr addObject:[TZAssetModel modelWithAsset:result type:type]];
                 return;
             }
-            if (!allowPickingImage){
-                [photoArr addObject:[TZAssetModel modelWithAsset:result type:type]];
-                return;
-            }
-            
             /// Allow picking video
             if ([[result valueForProperty:ALAssetPropertyType] isEqualToString:ALAssetTypeVideo]) {
                 type = TZAssetModelMediaTypeVideo;
@@ -209,8 +208,13 @@
         if (completion) completion(model);
     } else if ([result isKindOfClass:[ALAssetsGroup class]]) {
         ALAssetsGroup *group = (ALAssetsGroup *)result;
-        if (!allowPickingVideo) [group setAssetsFilter:[ALAssetsFilter allPhotos]];
-        if (!allowPickingImage) [group setAssetsFilter:[ALAssetsFilter allVideos]];
+        if (allowPickingImage && allowPickingVideo) {
+            [group setAssetsFilter:[ALAssetsFilter allAssets]];
+        } else if (allowPickingVideo) {
+            [group setAssetsFilter:[ALAssetsFilter allVideos]];
+        } else if (allowPickingImage) {
+            [group setAssetsFilter:[ALAssetsFilter allPhotos]];
+        }
         NSIndexSet *indexSet = [NSIndexSet indexSetWithIndex:index];
         [group enumerateAssetsAtIndexes:indexSet options:NSEnumerationConcurrent usingBlock:^(ALAsset *result, NSUInteger index, BOOL *stop) {
             TZAssetModel *model;
@@ -220,12 +224,6 @@
                 if (completion) completion(model);
                 return;
             }
-            if (!allowPickingImage){
-                model = [TZAssetModel modelWithAsset:result type:type];
-                if (completion) completion(model);
-                return;
-            }
-            
             /// Allow picking video
             if ([[result valueForProperty:ALAssetPropertyType] isEqualToString:ALAssetTypeVideo]) {
                 type = TZAssetModelMediaTypeVideo;
@@ -392,6 +390,35 @@
     }
 }
 
+#pragma mark - Save photo
+
+- (void)savePhotoWithImage:(UIImage *)image completion:(void (^)())completion {
+    NSData *data = UIImageJPEGRepresentation(image, 0.9);
+    if (iOS8Later) {
+        [[PHPhotoLibrary sharedPhotoLibrary] performChanges:^{
+            [[PHAssetCreationRequest creationRequestForAsset] addResourceWithType:PHAssetResourceTypePhoto data:data options:nil];
+        } completionHandler:^(BOOL success, NSError * _Nullable error) {
+            dispatch_sync(dispatch_get_main_queue(), ^{
+                if (success && completion) {
+                    completion();
+                } else if (error) {
+                    NSLog(@"保存照片出错:%@",error.localizedDescription);
+                }
+            });
+        }];
+    } else {
+        [self.assetLibrary writeImageToSavedPhotosAlbum:image.CGImage orientation:ALAssetOrientationUp completionBlock:^(NSURL *assetURL, NSError *error) {
+            if (error) {
+                NSLog(@"保存图片失败:%@",error.localizedDescription);
+            } else {
+                if (completion) {
+                    completion();
+                }
+            }
+        }];
+    }
+}
+
 #pragma mark - Get Video
 
 - (void)getVideoWithAsset:(id)asset completion:(void (^)(AVPlayerItem * _Nullable, NSDictionary * _Nullable))completion {

TZImagePickerController/TZImagePickerController/TZImagePickerController.m

@@ -235,9 +235,8 @@
 
 @interface TZAlbumPickerController ()<UITableViewDataSource,UITableViewDelegate> {
     UITableView *_tableView;
-    NSMutableArray *_albumArr;
 }
-
+@property (nonatomic, strong) NSMutableArray *albumArr;
 @end
 
 @implementation TZAlbumPickerController
@@ -319,8 +318,9 @@
     TZPhotoPickerController *photoPickerVc = [[TZPhotoPickerController alloc] init];
     TZAlbumModel *model = _albumArr[indexPath.row];
     photoPickerVc.model = model;
+    __weak typeof(self) weakSelf = self;
     [photoPickerVc setBackButtonClickHandle:^(TZAlbumModel *model) {
-        [_albumArr replaceObjectAtIndex:indexPath.row withObject:model];
+        [weakSelf.albumArr replaceObjectAtIndex:indexPath.row withObject:model];
     }];
     [self.navigationController pushViewController:photoPickerVc animated:YES];
     [tableView deselectRowAtIndexPath:indexPath animated:NO];

TZImagePickerController/ViewController.m

@@ -75,15 +75,17 @@
 }
 
 - (void)collectionView:(UICollectionView *)collectionView didSelectItemAtIndexPath:(NSIndexPath *)indexPath {
-    if (indexPath.row == _selectedPhotos.count) { [self pickPhotoButtonClick:nil];}
+    if (indexPath.row == _selectedPhotos.count) {
+        [self pickPhotoButtonClick:nil];
+    }
 }
 
 - (void)collectionView:(UICollectionView *)collectionView itemAtIndexPath:(NSIndexPath *)sourceIndexPath didMoveToIndexPath:(NSIndexPath *)destinationIndexPath {
     if (sourceIndexPath.item >= _selectedPhotos.count || destinationIndexPath.item >= _selectedPhotos.count) return;
     UIImage *image = _selectedPhotos[sourceIndexPath.item];
     if (image) {
-        [_selectedPhotos removeObjectAtIndex:sourceIndexPath.item];
-        [_selectedPhotos insertObject:image atIndex:destinationIndexPath.item];
+        [_selectedPhotos exchangeObjectAtIndex:sourceIndexPath.item withObjectAtIndex:destinationIndexPath.item];
+        [_selectedAssets exchangeObjectAtIndex:sourceIndexPath.item withObjectAtIndex:destinationIndexPath.item];
         [_collectionView reloadData];
     }
 }
@@ -149,17 +151,16 @@
 /// User finish picking video,
 /// 用户选择好了视频
 - (void)imagePickerController:(TZImagePickerController *)picker didFinishPickingVideo:(UIImage *)coverImage sourceAssets:(id)asset {
-    [_selectedPhotos addObjectsFromArray:@[coverImage]];
+    _selectedPhotos = [NSMutableArray arrayWithArray:@[coverImage]];
+    _selectedAssets = [NSMutableArray arrayWithArray:@[asset]];
     _layout.itemCount = _selectedPhotos.count;
-    /* 
     // open this code to send video / 打开这段代码发送视频
-    [[TZImageManager manager] getVideoOutputPathWithAsset:asset completion:^(NSString *outputPath) {
-        NSLog(@"视频导出到本地完成,沙盒路径为:%@",outputPath);
+    // [[TZImageManager manager] getVideoOutputPathWithAsset:asset completion:^(NSString *outputPath) {
+        // NSLog(@"视频导出到本地完成,沙盒路径为:%@",outputPath);
         // Export completed, send video here, send by outputPath or NSData
         // 导出完成，在这里写上传代码，通过路径或者通过NSData上传
         
-    }];
-     */
+    // }];
     [_collectionView reloadData];
     _collectionView.contentSize = CGSizeMake(0, ((_selectedPhotos.count + 2) / 3 ) * (_margin + _itemWH));
 }