xref: /aosp_15_r20/external/webrtc/sdk/objc/native/src/objc_video_renderer.mm (revision d9f758449e529ab9291ac668be2861e7a55c2422) 
1/*
2 *  Copyright 2015 The WebRTC project authors. All Rights Reserved.
3 *
4 *  Use of this source code is governed by a BSD-style license
5 *  that can be found in the LICENSE file in the root of the source
6 *  tree. An additional intellectual property rights grant can be found
7 *  in the file PATENTS.  All contributing project authors may
8 *  be found in the AUTHORS file in the root of the source tree.
9 */
10
11#include "sdk/objc/native/src/objc_video_renderer.h"
12
13#import "base/RTCMacros.h"
14#import "base/RTCVideoFrame.h"
15#import "base/RTCVideoRenderer.h"
16
17#include "sdk/objc/native/src/objc_video_frame.h"
18
19namespace webrtc {
20
21ObjCVideoRenderer::ObjCVideoRenderer(id<RTC_OBJC_TYPE(RTCVideoRenderer)> renderer)
22    : renderer_(renderer), size_(CGSizeZero) {}
23
24void ObjCVideoRenderer::OnFrame(const VideoFrame& nativeVideoFrame) {
25  RTC_OBJC_TYPE(RTCVideoFrame)* videoFrame = ToObjCVideoFrame(nativeVideoFrame);
26
27  CGSize current_size = (videoFrame.rotation % 180 == 0) ?
28      CGSizeMake(videoFrame.width, videoFrame.height) :
29      CGSizeMake(videoFrame.height, videoFrame.width);
30
31  if (!CGSizeEqualToSize(size_, current_size)) {
32    size_ = current_size;
33    [renderer_ setSize:size_];
34  }
35  [renderer_ renderFrame:videoFrame];
36}
37
38}  // namespace webrtc
39