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/*
* Copyright (c) 2018 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_TEST_VIDEO_FUNCTION_VIDEO_DECODER_FACTORY_H_
#define API_TEST_VIDEO_FUNCTION_VIDEO_DECODER_FACTORY_H_
#include <functional>
#include <memory>
#include <utility>
#include <vector>
#include "api/video_codecs/sdp_video_format.h"
#include "api/video_codecs/video_decoder.h"
#include "api/video_codecs/video_decoder_factory.h"
#include "rtc_base/checks.h"
namespace webrtc {
namespace test {
// A decoder factory producing decoders by calling a supplied create function.
class FunctionVideoDecoderFactory final : public VideoDecoderFactory {
public:
explicit FunctionVideoDecoderFactory(
std::function<std::unique_ptr<VideoDecoder>()> create)
: create_([create = std::move(create)](const SdpVideoFormat&) {
return create();
}) {}
explicit FunctionVideoDecoderFactory(
std::function<std::unique_ptr<VideoDecoder>(const SdpVideoFormat&)>
create)
: create_(std::move(create)) {}
FunctionVideoDecoderFactory(
std::function<std::unique_ptr<VideoDecoder>()> create,
std::vector<SdpVideoFormat> sdp_video_formats)
: create_([create = std::move(create)](const SdpVideoFormat&) {
return create();
}),
sdp_video_formats_(std::move(sdp_video_formats)) {}
std::vector<SdpVideoFormat> GetSupportedFormats() const override {
return sdp_video_formats_;
}
std::unique_ptr<VideoDecoder> CreateVideoDecoder(
const SdpVideoFormat& format) override {
return create_(format);
}
private:
const std::function<std::unique_ptr<VideoDecoder>(const SdpVideoFormat&)>
create_;
const std::vector<SdpVideoFormat> sdp_video_formats_;
};
} // namespace test
} // namespace webrtc
#endif // API_TEST_VIDEO_FUNCTION_VIDEO_DECODER_FACTORY_H_
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