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1 /* | 1 /* |
2 * Copyright (c) 2004 The WebRTC project authors. All Rights Reserved. | 2 * Copyright (c) 2004 The WebRTC project authors. All Rights Reserved. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license | 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 | 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 | 6 * tree. An additional intellectual property rights grant can be found |
7 * in the file PATENTS. All contributing project authors may | 7 * in the file PATENTS. All contributing project authors may |
8 * be found in the AUTHORS file in the root of the source tree. | 8 * be found in the AUTHORS file in the root of the source tree. |
9 */ | 9 */ |
10 | 10 |
11 #include "webrtc/media/base/codec.h" | 11 #include "webrtc/media/base/codec.h" |
12 | 12 |
13 #include <algorithm> | 13 #include <algorithm> |
14 #include <sstream> | 14 #include <sstream> |
15 | 15 |
16 #include "webrtc/base/common.h" | 16 #include "webrtc/base/common.h" |
17 #include "webrtc/base/logging.h" | 17 #include "webrtc/base/logging.h" |
18 #include "webrtc/base/stringencode.h" | 18 #include "webrtc/base/stringencode.h" |
19 #include "webrtc/base/stringutils.h" | 19 #include "webrtc/base/stringutils.h" |
| 20 #include "webrtc/common_video/h264/profile_level_id.h" |
20 | 21 |
21 namespace cricket { | 22 namespace cricket { |
22 | 23 |
23 const int kMaxPayloadId = 127; | 24 static bool IsSameH264Profile(const CodecParameterMap& params1, |
| 25 const CodecParameterMap& params2) { |
| 26 const rtc::Optional<webrtc::H264::ProfileLevelId> profile_level_id = |
| 27 webrtc::H264::ParseSdpProfileLevelId(params1); |
| 28 const rtc::Optional<webrtc::H264::ProfileLevelId> other_profile_level_id = |
| 29 webrtc::H264::ParseSdpProfileLevelId(params2); |
| 30 // Compare H264 profiles, but not levels. |
| 31 return profile_level_id && other_profile_level_id && |
| 32 profile_level_id->profile == other_profile_level_id->profile; |
| 33 } |
24 | 34 |
25 bool FeedbackParam::operator==(const FeedbackParam& other) const { | 35 bool FeedbackParam::operator==(const FeedbackParam& other) const { |
26 return _stricmp(other.id().c_str(), id().c_str()) == 0 && | 36 return _stricmp(other.id().c_str(), id().c_str()) == 0 && |
27 _stricmp(other.param().c_str(), param().c_str()) == 0; | 37 _stricmp(other.param().c_str(), param().c_str()) == 0; |
28 } | 38 } |
29 | 39 |
30 bool FeedbackParams::operator==(const FeedbackParams& other) const { | 40 bool FeedbackParams::operator==(const FeedbackParams& other) const { |
31 return params_ == other.params_; | 41 return params_ == other.params_; |
32 } | 42 } |
33 | 43 |
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211 | 221 |
212 VideoCodec::VideoCodec(const VideoCodec& c) = default; | 222 VideoCodec::VideoCodec(const VideoCodec& c) = default; |
213 VideoCodec::VideoCodec(VideoCodec&& c) = default; | 223 VideoCodec::VideoCodec(VideoCodec&& c) = default; |
214 VideoCodec& VideoCodec::operator=(const VideoCodec& c) = default; | 224 VideoCodec& VideoCodec::operator=(const VideoCodec& c) = default; |
215 VideoCodec& VideoCodec::operator=(VideoCodec&& c) = default; | 225 VideoCodec& VideoCodec::operator=(VideoCodec&& c) = default; |
216 | 226 |
217 bool VideoCodec::operator==(const VideoCodec& c) const { | 227 bool VideoCodec::operator==(const VideoCodec& c) const { |
218 return Codec::operator==(c); | 228 return Codec::operator==(c); |
219 } | 229 } |
220 | 230 |
| 231 bool VideoCodec::Matches(const VideoCodec& other) const { |
| 232 if (!Codec::Matches(other)) |
| 233 return false; |
| 234 if (CodecNamesEq(name.c_str(), kH264CodecName)) |
| 235 return IsSameH264Profile(params, other.params); |
| 236 return true; |
| 237 } |
| 238 |
221 VideoCodec VideoCodec::CreateRtxCodec(int rtx_payload_type, | 239 VideoCodec VideoCodec::CreateRtxCodec(int rtx_payload_type, |
222 int associated_payload_type) { | 240 int associated_payload_type) { |
223 VideoCodec rtx_codec(rtx_payload_type, kRtxCodecName); | 241 VideoCodec rtx_codec(rtx_payload_type, kRtxCodecName); |
224 rtx_codec.SetParam(kCodecParamAssociatedPayloadType, associated_payload_type); | 242 rtx_codec.SetParam(kCodecParamAssociatedPayloadType, associated_payload_type); |
225 return rtx_codec; | 243 return rtx_codec; |
226 } | 244 } |
227 | 245 |
228 VideoCodec::CodecType VideoCodec::GetCodecType() const { | 246 VideoCodec::CodecType VideoCodec::GetCodecType() const { |
229 const char* payload_name = name.c_str(); | 247 const char* payload_name = name.c_str(); |
230 if (_stricmp(payload_name, kRedCodecName) == 0) { | 248 if (_stricmp(payload_name, kRedCodecName) == 0) { |
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310 if (CodecNamesEq(name.c_str(), kVp8CodecName)) { | 328 if (CodecNamesEq(name.c_str(), kVp8CodecName)) { |
311 return webrtc::kVideoCodecVP8; | 329 return webrtc::kVideoCodecVP8; |
312 } else if (CodecNamesEq(name.c_str(), kVp9CodecName)) { | 330 } else if (CodecNamesEq(name.c_str(), kVp9CodecName)) { |
313 return webrtc::kVideoCodecVP9; | 331 return webrtc::kVideoCodecVP9; |
314 } else if (CodecNamesEq(name.c_str(), kH264CodecName)) { | 332 } else if (CodecNamesEq(name.c_str(), kH264CodecName)) { |
315 return webrtc::kVideoCodecH264; | 333 return webrtc::kVideoCodecH264; |
316 } | 334 } |
317 return webrtc::kVideoCodecUnknown; | 335 return webrtc::kVideoCodecUnknown; |
318 } | 336 } |
319 | 337 |
320 bool IsCodecSupported(const std::vector<VideoCodec>& supported_codecs, | 338 const VideoCodec* FindMatchingCodec( |
321 const VideoCodec& codec) { | 339 const std::vector<VideoCodec>& supported_codecs, |
322 return std::any_of(supported_codecs.begin(), supported_codecs.end(), | 340 const VideoCodec& codec) { |
323 [&codec](const VideoCodec& supported_codec) -> bool { | 341 for (const VideoCodec& supported_codec : supported_codecs) { |
324 return CodecNamesEq(codec.name, supported_codec.name); | 342 if (!CodecNamesEq(codec.name, supported_codec.name)) |
325 }); | 343 continue; |
| 344 if (CodecNamesEq(codec.name.c_str(), kH264CodecName) && |
| 345 !IsSameH264Profile(codec.params, supported_codec.params)) { |
| 346 continue; |
| 347 } |
| 348 return &supported_codec; |
| 349 } |
| 350 return nullptr; |
326 } | 351 } |
327 | 352 |
328 } // namespace cricket | 353 } // namespace cricket |
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