Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(412)

Side by Side Diff: webrtc/sdk/objc/Framework/Classes/videotoolboxvideocodecfactory.cc

Issue 2862543002: Split iOS sdk in to separate targets (Closed)
Patch Set: rebase and minor fixes Created 3 years, 7 months ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View unified diff | Download patch
OLDNEW
(Empty)
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 #include "webrtc/sdk/objc/Framework/Classes/videotoolboxvideocodecfactory.h"
11
12 #include "webrtc/base/logging.h"
13 #include "webrtc/common_video/h264/profile_level_id.h"
14 #include "webrtc/media/base/codec.h"
15 #include "webrtc/sdk/objc/Framework/Classes/h264_video_toolbox_decoder.h"
16 #include "webrtc/sdk/objc/Framework/Classes/h264_video_toolbox_encoder.h"
17 #include "webrtc/system_wrappers/include/field_trial.h"
18
19 namespace webrtc {
20
21 namespace {
22 const char kHighProfileExperiment[] = "WebRTC-H264HighProfile";
23
24 bool IsHighProfileEnabled() {
25 return field_trial::IsEnabled(kHighProfileExperiment);
26 }
27 }
28
29 // VideoToolboxVideoEncoderFactory
30
31 VideoToolboxVideoEncoderFactory::VideoToolboxVideoEncoderFactory() {
32 }
33
34 VideoToolboxVideoEncoderFactory::~VideoToolboxVideoEncoderFactory() {}
35
36 VideoEncoder* VideoToolboxVideoEncoderFactory::CreateVideoEncoder(
37 const cricket::VideoCodec& codec) {
38 if (FindMatchingCodec(supported_codecs_, codec)) {
39 LOG(LS_INFO) << "Creating HW encoder for " << codec.name;
40 return new H264VideoToolboxEncoder(codec);
41 }
42 LOG(LS_INFO) << "No HW encoder found for codec " << codec.name;
43 return nullptr;
44 }
45
46 void VideoToolboxVideoEncoderFactory::DestroyVideoEncoder(
47 VideoEncoder* encoder) {
48 delete encoder;
49 encoder = nullptr;
50 }
51
52 const std::vector<cricket::VideoCodec>&
53 VideoToolboxVideoEncoderFactory::supported_codecs() const {
54 supported_codecs_.clear();
55
56 // TODO(magjed): Enumerate actual level instead of using hardcoded level 3.1.
57 // Level 3.1 is 1280x720@30fps which is enough for now.
58 const H264::Level level = H264::kLevel3_1;
59
60 if (IsHighProfileEnabled()) {
61 cricket::VideoCodec constrained_high(cricket::kH264CodecName);
62 const H264::ProfileLevelId constrained_high_profile(
63 H264::kProfileConstrainedHigh, level);
64 constrained_high.SetParam(
65 cricket::kH264FmtpProfileLevelId,
66 *H264::ProfileLevelIdToString(constrained_high_profile));
67 constrained_high.SetParam(cricket::kH264FmtpLevelAsymmetryAllowed, "1");
68 constrained_high.SetParam(cricket::kH264FmtpPacketizationMode, "1");
69 supported_codecs_.push_back(constrained_high);
70 }
71
72 cricket::VideoCodec constrained_baseline(cricket::kH264CodecName);
73 const H264::ProfileLevelId constrained_baseline_profile(
74 H264::kProfileConstrainedBaseline, level);
75 constrained_baseline.SetParam(
76 cricket::kH264FmtpProfileLevelId,
77 *H264::ProfileLevelIdToString(constrained_baseline_profile));
78 constrained_baseline.SetParam(cricket::kH264FmtpLevelAsymmetryAllowed, "1");
79 constrained_baseline.SetParam(cricket::kH264FmtpPacketizationMode, "1");
80 supported_codecs_.push_back(constrained_baseline);
81
82 return supported_codecs_;
83 }
84
85 // VideoToolboxVideoDecoderFactory
86
87 VideoToolboxVideoDecoderFactory::VideoToolboxVideoDecoderFactory() {
88 supported_codecs_.push_back(cricket::VideoCodec("H264"));
89 }
90
91 VideoToolboxVideoDecoderFactory::~VideoToolboxVideoDecoderFactory() {}
92
93 VideoDecoder* VideoToolboxVideoDecoderFactory::CreateVideoDecoder(
94 VideoCodecType type) {
95 const rtc::Optional<const char*> codec_name = CodecTypeToPayloadName(type);
96 if (!codec_name) {
97 LOG(LS_ERROR) << "Invalid codec type: " << type;
98 return nullptr;
99 }
100 const cricket::VideoCodec codec(*codec_name);
101 if (FindMatchingCodec(supported_codecs_, codec)) {
102 LOG(LS_INFO) << "Creating HW decoder for " << codec.name;
103 return new H264VideoToolboxDecoder();
104 }
105 LOG(LS_INFO) << "No HW decoder found for codec " << codec.name;
106 return nullptr;
107 }
108
109 void VideoToolboxVideoDecoderFactory::DestroyVideoDecoder(
110 VideoDecoder* decoder) {
111 delete decoder;
112 decoder = nullptr;
113 }
114
115 } // namespace webrtc
OLDNEW

Powered by Google App Engine
This is Rietveld 408576698