| /* |
| * Copyright (c) 2013 The WebRTC project authors. All Rights Reserved. |
| * |
| * Use of this source code is governed by a BSD-style license |
| * that can be found in the LICENSE file in the root of the source |
| * tree. An additional intellectual property rights grant can be found |
| * in the file PATENTS. All contributing project authors may |
| * be found in the AUTHORS file in the root of the source tree. |
| */ |
| |
| #ifndef WEBRTC_MEDIA_ENGINE_WEBRTCVIDEOENCODERFACTORY_H_ |
| #define WEBRTC_MEDIA_ENGINE_WEBRTCVIDEOENCODERFACTORY_H_ |
| |
| #include "webrtc/base/refcount.h" |
| #include "webrtc/common_types.h" |
| #include "webrtc/media/base/codec.h" |
| |
| namespace webrtc { |
| class VideoEncoder; |
| } |
| |
| namespace cricket { |
| |
| class WebRtcVideoEncoderFactory { |
| public: |
| struct VideoCodec { |
| webrtc::VideoCodecType type; |
| std::string name; |
| int max_width; |
| int max_height; |
| int max_fps; |
| |
| VideoCodec(webrtc::VideoCodecType t, const std::string& nm, int w, int h, |
| int fr) |
| : type(t), name(nm), max_width(w), max_height(h), max_fps(fr) { |
| } |
| }; |
| |
| virtual ~WebRtcVideoEncoderFactory() {} |
| |
| // Caller takes the ownership of the returned object and it should be released |
| // by calling DestroyVideoEncoder(). |
| virtual webrtc::VideoEncoder* CreateVideoEncoder( |
| webrtc::VideoCodecType type) = 0; |
| |
| // Returns a list of supported codecs in order of preference. |
| virtual const std::vector<VideoCodec>& codecs() const = 0; |
| |
| // Returns true if encoders created by this factory of the given codec type |
| // will use internal camera sources, meaning that they don't require/expect |
| // frames to be delivered via webrtc::VideoEncoder::Encode. This flag is used |
| // as the internal_source parameter to |
| // webrtc::ViEExternalCodec::RegisterExternalSendCodec. |
| virtual bool EncoderTypeHasInternalSource(webrtc::VideoCodecType type) const { |
| return false; |
| } |
| |
| virtual void DestroyVideoEncoder(webrtc::VideoEncoder* encoder) = 0; |
| }; |
| |
| } // namespace cricket |
| |
| #endif // WEBRTC_MEDIA_ENGINE_WEBRTCVIDEOENCODERFACTORY_H_ |