1/*
2 * libjingle
3 * Copyright 2013 Google Inc.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
7 *
8 *  1. Redistributions of source code must retain the above copyright notice,
9 *     this list of conditions and the following disclaimer.
10 *  2. Redistributions in binary form must reproduce the above copyright notice,
11 *     this list of conditions and the following disclaimer in the documentation
12 *     and/or other materials provided with the distribution.
13 *  3. The name of the author may not be used to endorse or promote products
14 *     derived from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
17 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
18 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
19 * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
20 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
21 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
22 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
23 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
24 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
25 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27
28#import "RTCI420Frame.h"
29
30#include "talk/media/base/videoframe.h"
31#include "webrtc/base/scoped_ptr.h"
32
33@implementation RTCI420Frame {
34  rtc::scoped_ptr<cricket::VideoFrame> _videoFrame;
35}
36
37- (NSUInteger)width {
38  return _videoFrame->GetWidth();
39}
40
41- (NSUInteger)height {
42  return _videoFrame->GetHeight();
43}
44
45- (NSUInteger)chromaWidth {
46  return _videoFrame->GetChromaWidth();
47}
48
49- (NSUInteger)chromaHeight {
50  return _videoFrame->GetChromaHeight();
51}
52
53- (NSUInteger)chromaSize {
54  return _videoFrame->GetChromaSize();
55}
56
57- (const uint8_t*)yPlane {
58  const cricket::VideoFrame* const_frame = _videoFrame.get();
59  return const_frame->GetYPlane();
60}
61
62- (const uint8_t*)uPlane {
63  const cricket::VideoFrame* const_frame = _videoFrame.get();
64  return const_frame->GetUPlane();
65}
66
67- (const uint8_t*)vPlane {
68  const cricket::VideoFrame* const_frame = _videoFrame.get();
69  return const_frame->GetVPlane();
70}
71
72- (NSInteger)yPitch {
73  return _videoFrame->GetYPitch();
74}
75
76- (NSInteger)uPitch {
77  return _videoFrame->GetUPitch();
78}
79
80- (NSInteger)vPitch {
81  return _videoFrame->GetVPitch();
82}
83
84- (BOOL)makeExclusive {
85  return _videoFrame->MakeExclusive();
86}
87
88@end
89
90@implementation RTCI420Frame (Internal)
91
92- (instancetype)initWithVideoFrame:(cricket::VideoFrame*)videoFrame {
93  if (self = [super init]) {
94    // Keep a shallow copy of the video frame. The underlying frame buffer is
95    // not copied.
96    _videoFrame.reset(videoFrame->Copy());
97  }
98  return self;
99}
100
101@end
102