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1 /* | |
2 * Copyright (c) 2013 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 #if !defined(__has_feature) || !__has_feature(objc_arc) | |
12 #error "This file requires ARC support." | |
13 #endif | |
14 | |
15 #include "webrtc/modules/video_render/ios/video_render_ios_channel.h" | |
16 | |
17 using namespace webrtc; | |
18 | |
19 VideoRenderIosChannel::VideoRenderIosChannel(VideoRenderIosView* view) | |
20 : view_(view), current_frame_(new VideoFrame()), buffer_is_updated_(false) { | |
21 } | |
22 | |
23 VideoRenderIosChannel::~VideoRenderIosChannel() { delete current_frame_; } | |
24 | |
25 int32_t VideoRenderIosChannel::RenderFrame(const uint32_t stream_id, | |
26 const VideoFrame& video_frame) { | |
27 current_frame_->CopyFrame(video_frame); | |
28 current_frame_->set_render_time_ms(0); | |
29 buffer_is_updated_ = true; | |
30 | |
31 return 0; | |
32 } | |
33 | |
34 bool VideoRenderIosChannel::RenderOffScreenBuffer() { | |
35 if (![view_ renderFrame:current_frame_]) { | |
36 return false; | |
37 } | |
38 | |
39 buffer_is_updated_ = false; | |
40 | |
41 return true; | |
42 } | |
43 | |
44 bool VideoRenderIosChannel::IsUpdated() { return buffer_is_updated_; } | |
45 | |
46 int VideoRenderIosChannel::SetStreamSettings(const float z_order, | |
47 const float left, | |
48 const float top, | |
49 const float right, | |
50 const float bottom) { | |
51 if (![view_ setCoordinatesForZOrder:z_order | |
52 Left:left | |
53 Top:bottom | |
54 Right:right | |
55 Bottom:top]) { | |
56 | |
57 return -1; | |
58 } | |
59 | |
60 return 0; | |
61 } | |
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