filtercontext.h

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#pragma once
 
#include <memory>
 
#include "ffmpeg.h"
#include "filter.h"
#include "averror.h"
//#include "filteropaque.h"
//#include "filtercontext_helper.h"
 
#if AVCPP_HAS_AVFILTER
 
namespace av {
 
class FilterContext : public FFWrapperPtr<AVFilterContext>
{
    friend class FilterGraph;
 
public:
    using FFWrapperPtr<AVFilterContext>::FFWrapperPtr;
 
    FilterContext(AVFilterContext *ctx);
    FilterContext() = default;
 
    Filter            filter() const;
    std::string       name() const;
 
    size_t            inputsCount()  const;
    size_t            outputsCount() const;
 
    void init(const std::string &args, OptionalErrorCode ec = throws());
    void free();
 
    void link(unsigned srcPad, FilterContext& dstFilter, unsigned dstPad, OptionalErrorCode ec = throws());
 
    operator bool() const;
 
protected:
 
};
 
} // namespace av
 
#endif // if AVCPP_HAS_AVFILTER