Moving src/webrtc into src/.

In order to eliminate the WebRTC Subtree mirror in Chromium, 
WebRTC is moving the content of the src/webrtc directory up
to the src/ directory.

NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
TBR=tommi@webrtc.org

Bug: chromium:611808
Change-Id: Iac59c5b51b950f174119565bac87955a7994bc38
Reviewed-on: https://webrtc-review.googlesource.com/1560
Commit-Queue: Mirko Bonadei <mbonadei@webrtc.org>
Reviewed-by: Henrik Kjellander <kjellander@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#19845}

sdk/objc/Framework/Classes/PeerConnection/RTCEncodedImage.mm

@@ -0,0 +1,83 @@
+/*
+ *  Copyright 2017 The WebRTC project authors. All Rights Reserved.
+ *
+ *  Use of this source code is governed by a BSD-style license
+ *  that can be found in the LICENSE file in the root of the source
+ *  tree. An additional intellectual property rights grant can be found
+ *  in the file PATENTS.  All contributing project authors may
+ *  be found in the AUTHORS file in the root of the source tree.
+ */
+
+#import "WebRTC/RTCVideoCodec.h"
+
+#import "RTCVideoCodec+Private.h"
+
+#include "webrtc/rtc_base/safe_conversions.h"
+
+@implementation RTCEncodedImage
+
+@synthesize buffer = _buffer;
+@synthesize encodedWidth = _encodedWidth;
+@synthesize encodedHeight = _encodedHeight;
+@synthesize timeStamp = _timeStamp;
+@synthesize captureTimeMs = _captureTimeMs;
+@synthesize ntpTimeMs = _ntpTimeMs;
+@synthesize flags = _flags;
+@synthesize encodeStartMs = _encodeStartMs;
+@synthesize encodeFinishMs = _encodeFinishMs;
+@synthesize frameType = _frameType;
+@synthesize rotation = _rotation;
+@synthesize completeFrame = _completeFrame;
+@synthesize qp = _qp;
+@synthesize contentType = _contentType;
+
+- (instancetype)initWithNativeEncodedImage:(webrtc::EncodedImage)encodedImage {
+  if (self = [super init]) {
+    // Wrap the buffer in NSData without copying, do not take ownership.
+    _buffer = [NSData dataWithBytesNoCopy:encodedImage._buffer
+                                   length:encodedImage._length
+                             freeWhenDone:NO];
+    _encodedWidth = rtc::dchecked_cast<int32_t>(encodedImage._encodedWidth);
+    _encodedHeight = rtc::dchecked_cast<int32_t>(encodedImage._encodedHeight);
+    _timeStamp = encodedImage._timeStamp;
+    _captureTimeMs = encodedImage.capture_time_ms_;
+    _ntpTimeMs = encodedImage.ntp_time_ms_;
+    _flags = encodedImage.timing_.flags;
+    _encodeStartMs = encodedImage.timing_.encode_start_ms;
+    _encodeFinishMs = encodedImage.timing_.encode_finish_ms;
+    _frameType = static_cast<RTCFrameType>(encodedImage._frameType);
+    _rotation = static_cast<RTCVideoRotation>(encodedImage.rotation_);
+    _completeFrame = encodedImage._completeFrame;
+    _qp = encodedImage.qp_ == -1 ? nil : @(encodedImage.qp_);
+    _contentType = (encodedImage.content_type_ == webrtc::VideoContentType::SCREENSHARE) ?
+        RTCVideoContentTypeScreenshare :
+        RTCVideoContentTypeUnspecified;
+  }
+
+  return self;
+}
+
+- (webrtc::EncodedImage)nativeEncodedImage {
+  // Return the pointer without copying.
+  webrtc::EncodedImage encodedImage(
+      (uint8_t *)_buffer.bytes, (size_t)_buffer.length, (size_t)_buffer.length);
+  encodedImage._encodedWidth = rtc::dchecked_cast<uint32_t>(_encodedWidth);
+  encodedImage._encodedHeight = rtc::dchecked_cast<uint32_t>(_encodedHeight);
+  encodedImage._timeStamp = _timeStamp;
+  encodedImage.capture_time_ms_ = _captureTimeMs;
+  encodedImage.ntp_time_ms_ = _ntpTimeMs;
+  encodedImage.timing_.flags = _flags;
+  encodedImage.timing_.encode_start_ms = _encodeStartMs;
+  encodedImage.timing_.encode_finish_ms = _encodeFinishMs;
+  encodedImage._frameType = webrtc::FrameType(_frameType);
+  encodedImage.rotation_ = webrtc::VideoRotation(_rotation);
+  encodedImage._completeFrame = _completeFrame;
+  encodedImage.qp_ = _qp ? _qp.intValue : -1;
+  encodedImage.content_type_ = (_contentType == RTCVideoContentTypeScreenshare) ?
+      webrtc::VideoContentType::SCREENSHARE :
+      webrtc::VideoContentType::UNSPECIFIED;
+
+  return encodedImage;
+}
+
+@end