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Diffstat (limited to 'third_party/libwebrtc/api/video_codecs/video_encoder_software_fallback_wrapper.h')
-rw-r--r-- | third_party/libwebrtc/api/video_codecs/video_encoder_software_fallback_wrapper.h | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/third_party/libwebrtc/api/video_codecs/video_encoder_software_fallback_wrapper.h b/third_party/libwebrtc/api/video_codecs/video_encoder_software_fallback_wrapper.h new file mode 100644 index 0000000000..6e6902eb3f --- /dev/null +++ b/third_party/libwebrtc/api/video_codecs/video_encoder_software_fallback_wrapper.h @@ -0,0 +1,47 @@ +/* + * Copyright (c) 2016 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 API_VIDEO_CODECS_VIDEO_ENCODER_SOFTWARE_FALLBACK_WRAPPER_H_ +#define API_VIDEO_CODECS_VIDEO_ENCODER_SOFTWARE_FALLBACK_WRAPPER_H_ + +#include <memory> +#include <utility> + +#include "api/video_codecs/video_encoder.h" +#include "rtc_base/system/rtc_export.h" + +namespace webrtc { + +// Used to wrap external VideoEncoders to provide a fallback option on +// software encoding when a hardware encoder fails to encode a stream due to +// hardware restrictions, such as max resolution. +// |bool prefer_temporal_support| indicates that if the software fallback +// encoder supports temporal layers but the hardware encoder does not, a +// fallback should be forced even if the encoder otherwise works. +RTC_EXPORT std::unique_ptr<VideoEncoder> +CreateVideoEncoderSoftwareFallbackWrapper( + std::unique_ptr<VideoEncoder> sw_fallback_encoder, + std::unique_ptr<VideoEncoder> hw_encoder, + bool prefer_temporal_support); + +// Default fallback for call-sites not yet updated with +// `prefer_temporal_support`. +// TODO(sprang): Remove when usage is gone. +RTC_EXPORT inline std::unique_ptr<VideoEncoder> +CreateVideoEncoderSoftwareFallbackWrapper( + std::unique_ptr<VideoEncoder> sw_fallback_encoder, + std::unique_ptr<VideoEncoder> hw_encoder) { + return CreateVideoEncoderSoftwareFallbackWrapper( + std::move(sw_fallback_encoder), std::move(hw_encoder), false); +} + +} // namespace webrtc + +#endif // API_VIDEO_CODECS_VIDEO_ENCODER_SOFTWARE_FALLBACK_WRAPPER_H_ |