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@ -117,6 +117,25 @@ struct AVFilterPad |
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int type; |
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#define AV_PAD_VIDEO 0 ///< video pad
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/**
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* Minimum required permissions on incoming buffers. Any buffers with |
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* insufficient permissions will be automatically copied by the filter |
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* system to a new buffer which provides the needed access permissions. |
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* |
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* Input pads only. |
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*/ |
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int min_perms; |
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/**
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* Permissions which are not accepted on incoming buffers. Any buffer |
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* which has any of these permissions set be automatically copied by the |
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* filter system to a new buffer which does not have those permissions. |
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* This can be used to easily disallow buffers with AV_PERM_REUSE. |
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* |
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* Input pads only. |
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*/ |
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int rej_perms; |
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/**
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* Callback to get a list of supported formats. The returned list should |
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* be terminated by -1 (see avfilter_make_format_list for an easy way to |
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@ -272,6 +291,15 @@ struct AVFilterLink |
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int h; ///< agreed upon image height
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enum PixelFormat format; ///< agreed upon image colorspace
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/**
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* The picture reference currently being sent across the link by the source |
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* filter. This is used internally by the filter system to allow |
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* automatic copying of pictures which d not have sufficient permissions |
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* for the destination. This should not be accessed directly by the |
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* filters. |
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*/ |
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AVFilterPicRef *srcpic; |
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AVFilterPicRef *cur_pic; |
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AVFilterPicRef *outpic; |
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}; |
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