1 /*
2  *  Copyright (c) 2022 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 #ifndef API_VIDEO_CODECS_VIDEO_ENCODER_FACTORY_TEMPLATE_LIBVPX_VP8_ADAPTER_H_
12 #define API_VIDEO_CODECS_VIDEO_ENCODER_FACTORY_TEMPLATE_LIBVPX_VP8_ADAPTER_H_
13 
14 #include <memory>
15 #include <vector>
16 
17 #include "absl/container/inlined_vector.h"
18 #include "api/video_codecs/sdp_video_format.h"
19 #include "modules/video_coding/codecs/vp8/include/vp8.h"
20 #include "modules/video_coding/codecs/vp8/vp8_scalability.h"
21 
22 namespace webrtc {
23 struct LibvpxVp8EncoderTemplateAdapter {
SupportedFormatsLibvpxVp8EncoderTemplateAdapter24   static std::vector<SdpVideoFormat> SupportedFormats() {
25     absl::InlinedVector<ScalabilityMode, kScalabilityModeCount>
26         scalability_modes;
27     for (const auto scalability_mode : kVP8SupportedScalabilityModes) {
28       scalability_modes.push_back(scalability_mode);
29     }
30 
31     return {
32         SdpVideoFormat("VP8", SdpVideoFormat::Parameters(), scalability_modes)};
33   }
34 
CreateEncoderLibvpxVp8EncoderTemplateAdapter35   static std::unique_ptr<VideoEncoder> CreateEncoder(
36       const SdpVideoFormat& format) {
37     return VP8Encoder::Create();
38   }
39 
IsScalabilityModeSupportedLibvpxVp8EncoderTemplateAdapter40   static bool IsScalabilityModeSupported(ScalabilityMode scalability_mode) {
41     return VP8SupportsScalabilityMode(scalability_mode);
42   }
43 };
44 }  // namespace webrtc
45 
46 #endif  // API_VIDEO_CODECS_VIDEO_ENCODER_FACTORY_TEMPLATE_LIBVPX_VP8_ADAPTER_H_
47