VideoOutputStrategySelect.hpp

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#pragma once
 
#include <Gfx/Graph/interop/VideoOutputStrategy.hpp>
 
#include <functional>
#include <memory>
#include <vector>
 
namespace score::gfx::interop
{
 
inline std::unique_ptr<VideoOutputStrategy> selectVideoOutputStrategy(
    const VideoOutputStrategyConfig& cfg,
    std::vector<std::function<std::unique_ptr<VideoOutputStrategy>()>> candidates,
    const std::function<void(const char*)>& onEngaged = {},
    const std::function<void(const char*)>& onFailed = {})
{
  for(auto& make : candidates)
  {
    if(!make)
      continue;
    auto s = make();
    if(!s)
      continue;
    if(s->init(cfg))
    {
      if(onEngaged)
        onEngaged(s->name());
      return s;
    }
    if(onFailed)
      onFailed(s->name());
    s->release();
  }
  return nullptr;
}
 
} // namespace score::gfx::interop