1 /* 2 * Copyright (c) 2014 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 12 #ifndef MODULES_VIDEO_CODING_CODECS_VP9_INCLUDE_VP9_H_ 13 #define MODULES_VIDEO_CODING_CODECS_VP9_INCLUDE_VP9_H_ 14 15 #include <memory> 16 #include <vector> 17 18 #include "api/video_codecs/scalability_mode.h" 19 #include "api/video_codecs/sdp_video_format.h" 20 #include "media/base/codec.h" 21 #include "modules/video_coding/include/video_codec_interface.h" 22 23 namespace webrtc { 24 25 // Returns a vector with all supported internal VP9 profiles that we can 26 // negotiate in SDP, in order of preference. 27 std::vector<SdpVideoFormat> SupportedVP9Codecs( 28 bool add_scalability_modes = false); 29 30 // Returns a vector with all supported internal VP9 decode profiles in order of 31 // preference. These will be availble for receive-only connections. 32 std::vector<SdpVideoFormat> SupportedVP9DecoderCodecs(); 33 34 class VP9Encoder : public VideoEncoder { 35 public: 36 // Deprecated. Returns default implementation using VP9 Profile 0. 37 // TODO(emircan): Remove once this is no longer used. 38 static std::unique_ptr<VP9Encoder> Create(); 39 // Parses VP9 Profile from `codec` and returns the appropriate implementation. 40 static std::unique_ptr<VP9Encoder> Create(const cricket::VideoCodec& codec); 41 static bool SupportsScalabilityMode(ScalabilityMode scalability_mode); 42 ~VP9Encoder()43 ~VP9Encoder() override {} 44 }; 45 46 class VP9Decoder : public VideoDecoder { 47 public: 48 static std::unique_ptr<VP9Decoder> Create(); 49 ~VP9Decoder()50 ~VP9Decoder() override {} 51 }; 52 } // namespace webrtc 53 54 #endif // MODULES_VIDEO_CODING_CODECS_VP9_INCLUDE_VP9_H_ 55