1 /*
2 * Copyright (c) 2016 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 "modules/video_coding/frame_object.h"
12
13 #include <string.h>
14
15 #include <utility>
16
17 #include "api/video/encoded_image.h"
18 #include "api/video/video_timing.h"
19 #include "rtc_base/checks.h"
20
21 namespace webrtc {
22 namespace video_coding {
RtpFrameObject(uint16_t first_seq_num,uint16_t last_seq_num,bool markerBit,int times_nacked,int64_t first_packet_received_time,int64_t last_packet_received_time,uint32_t rtp_timestamp,int64_t ntp_time_ms,const VideoSendTiming & timing,uint8_t payload_type,VideoCodecType codec,VideoRotation rotation,VideoContentType content_type,const RTPVideoHeader & video_header,const absl::optional<webrtc::ColorSpace> & color_space,RtpPacketInfos packet_infos,rtc::scoped_refptr<EncodedImageBuffer> image_buffer)23 RtpFrameObject::RtpFrameObject(
24 uint16_t first_seq_num,
25 uint16_t last_seq_num,
26 bool markerBit,
27 int times_nacked,
28 int64_t first_packet_received_time,
29 int64_t last_packet_received_time,
30 uint32_t rtp_timestamp,
31 int64_t ntp_time_ms,
32 const VideoSendTiming& timing,
33 uint8_t payload_type,
34 VideoCodecType codec,
35 VideoRotation rotation,
36 VideoContentType content_type,
37 const RTPVideoHeader& video_header,
38 const absl::optional<webrtc::ColorSpace>& color_space,
39 RtpPacketInfos packet_infos,
40 rtc::scoped_refptr<EncodedImageBuffer> image_buffer)
41 : first_seq_num_(first_seq_num),
42 last_seq_num_(last_seq_num),
43 last_packet_received_time_(last_packet_received_time),
44 times_nacked_(times_nacked) {
45 rtp_video_header_ = video_header;
46
47 // EncodedFrame members
48 codec_type_ = codec;
49
50 // TODO(philipel): Remove when encoded image is replaced by EncodedFrame.
51 // VCMEncodedFrame members
52 CopyCodecSpecific(&rtp_video_header_);
53 _completeFrame = true;
54 _payloadType = payload_type;
55 SetTimestamp(rtp_timestamp);
56 ntp_time_ms_ = ntp_time_ms;
57 _frameType = rtp_video_header_.frame_type;
58
59 // Setting frame's playout delays to the same values
60 // as of the first packet's.
61 SetPlayoutDelay(rtp_video_header_.playout_delay);
62
63 SetEncodedData(std::move(image_buffer));
64 _encodedWidth = rtp_video_header_.width;
65 _encodedHeight = rtp_video_header_.height;
66
67 // EncodedFrame members
68 SetPacketInfos(std::move(packet_infos));
69
70 rotation_ = rotation;
71 SetColorSpace(color_space);
72 content_type_ = content_type;
73 if (timing.flags != VideoSendTiming::kInvalid) {
74 // ntp_time_ms_ may be -1 if not estimated yet. This is not a problem,
75 // as this will be dealt with at the time of reporting.
76 timing_.encode_start_ms = ntp_time_ms_ + timing.encode_start_delta_ms;
77 timing_.encode_finish_ms = ntp_time_ms_ + timing.encode_finish_delta_ms;
78 timing_.packetization_finish_ms =
79 ntp_time_ms_ + timing.packetization_finish_delta_ms;
80 timing_.pacer_exit_ms = ntp_time_ms_ + timing.pacer_exit_delta_ms;
81 timing_.network_timestamp_ms =
82 ntp_time_ms_ + timing.network_timestamp_delta_ms;
83 timing_.network2_timestamp_ms =
84 ntp_time_ms_ + timing.network2_timestamp_delta_ms;
85 }
86 timing_.receive_start_ms = first_packet_received_time;
87 timing_.receive_finish_ms = last_packet_received_time;
88 timing_.flags = timing.flags;
89 is_last_spatial_layer = markerBit;
90 }
91
~RtpFrameObject()92 RtpFrameObject::~RtpFrameObject() {
93 }
94
first_seq_num() const95 uint16_t RtpFrameObject::first_seq_num() const {
96 return first_seq_num_;
97 }
98
last_seq_num() const99 uint16_t RtpFrameObject::last_seq_num() const {
100 return last_seq_num_;
101 }
102
times_nacked() const103 int RtpFrameObject::times_nacked() const {
104 return times_nacked_;
105 }
106
frame_type() const107 VideoFrameType RtpFrameObject::frame_type() const {
108 return rtp_video_header_.frame_type;
109 }
110
codec_type() const111 VideoCodecType RtpFrameObject::codec_type() const {
112 return codec_type_;
113 }
114
ReceivedTime() const115 int64_t RtpFrameObject::ReceivedTime() const {
116 return last_packet_received_time_;
117 }
118
RenderTime() const119 int64_t RtpFrameObject::RenderTime() const {
120 return _renderTimeMs;
121 }
122
delayed_by_retransmission() const123 bool RtpFrameObject::delayed_by_retransmission() const {
124 return times_nacked() > 0;
125 }
126
GetRtpVideoHeader() const127 const RTPVideoHeader& RtpFrameObject::GetRtpVideoHeader() const {
128 return rtp_video_header_;
129 }
130
131 } // namespace video_coding
132 } // namespace webrtc
133