Fix after auto update in r5787. APPRTCVideoView.h/m was removed incorrectly.

BUG=3121
R=fischman@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/10739004

git-svn-id: http://webrtc.googlecode.com/svn/trunk@5793 4adac7df-926f-26a2-2b94-8c16560cd09d
diff --git a/talk/examples/ios/AppRTCDemo/APPRTCVideoView.m b/talk/examples/ios/AppRTCDemo/APPRTCVideoView.m
new file mode 100644
index 0000000..23466b6
--- /dev/null
+++ b/talk/examples/ios/AppRTCDemo/APPRTCVideoView.m
@@ -0,0 +1,82 @@
+/*
+ * libjingle
+ * Copyright 2013, Google Inc.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ *  1. Redistributions of source code must retain the above copyright notice,
+ *     this list of conditions and the following disclaimer.
+ *  2. Redistributions in binary form must reproduce the above copyright notice,
+ *     this list of conditions and the following disclaimer in the documentation
+ *     and/or other materials provided with the distribution.
+ *  3. The name of the author may not be used to endorse or promote products
+ *     derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
+ * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
+ * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+ * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+ * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+ * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+/*
+ * This APPRTCVideoView must be initialzed and added to a View to get
+ * either the local or remote video stream rendered.
+ * It is a view itself and it encapsulates
+ * an object of VideoRenderIosView and UIActivityIndicatorView.
+ * Both of the views will get resized as per the frame of their parent.
+ */
+
+#import "APPRTCVideoView.h"
+
+#import "RTCVideoRenderer.h"
+#import "RTCVideoTrack.h"
+
+@interface APPRTCVideoView () {
+  RTCVideoTrack* _track;
+  RTCVideoRenderer* _renderer;
+}
+
+@property(nonatomic, weak) UIView* renderView;
+@property(nonatomic, weak) UIActivityIndicatorView* activityView;
+
+@end
+
+@implementation APPRTCVideoView
+
+@synthesize videoOrientation = _videoOrientation;
+
+- (void)layoutSubviews {
+  [super layoutSubviews];
+  if (!_renderer) {
+    // Left-right (mirror) flip the remote view.
+    CGAffineTransform xform =
+        CGAffineTransformMakeScale(self.isRemote ? -1 : 1, 1);
+    // TODO(fischman): why is this rotate (vertical+horizontal flip) needed?!?
+    xform = CGAffineTransformRotate(xform, M_PI);
+    // TODO(fischman): ensure back-camera flip is correct in all orientations,
+    // when back-camera support is added.
+    [self setTransform:xform];
+    _renderer = [[RTCVideoRenderer alloc] initWithView:self];
+  }
+}
+
+- (void)renderVideoTrackInterface:(RTCVideoTrack*)videoTrack {
+  [_track removeRenderer:_renderer];
+  [_renderer stop];
+
+  _track = videoTrack;
+
+  if (_track) {
+    [_track addRenderer:_renderer];
+    [_renderer start];
+  }
+}
+
+@end