proc av_frame_alloc(): ptr AVFrame {.importc, cdecl, ...raises: [], tags: [],
                                     forbids: [].}

proc av_frame_apply_cropping(frame: ptr AVFrame; flags: cint): cint {.importc,
    cdecl, ...raises: [], tags: [], forbids: [].}

proc av_frame_clone(src: ptr AVFrame): ptr AVFrame {.importc, cdecl, ...raises: [],
    tags: [], forbids: [].}

proc av_frame_copy(dst, src: ptr AVFrame): cint {.importc, cdecl, ...raises: [],
    tags: [], forbids: [].}

proc av_frame_copy_props(dst, src: ptr AVFrame): cint {.importc, cdecl,
    ...raises: [], tags: [], forbids: [].}

proc av_frame_free(frame: ptr ptr AVFrame) {.importc, cdecl, ...raises: [],
    tags: [], forbids: [].}

proc av_frame_get_buffer(frame: ptr AVFrame; align: cint): cint {.importc,
    cdecl, ...raises: [], tags: [], forbids: [].}

proc av_frame_get_plane_buffer(frame: ptr AVFrame; plane: cint): ptr AVBufferRef {.
    importc, cdecl, ...raises: [], tags: [], forbids: [].}

proc av_frame_get_side_data(frame: ptr AVFrame; type: AVFrameSideDataType): ptr AVFrameSideData {.
    importc, cdecl, ...raises: [], tags: [], forbids: [].}

proc av_frame_is_writable(frame: ptr AVFrame): cint {.importc, cdecl,
    ...raises: [], tags: [], forbids: [].}

proc av_frame_make_writable(frame: ptr AVFrame): cint {.importc, cdecl,
    ...raises: [], tags: [], forbids: [].}

proc av_frame_move_ref(dst, src: ptr AVFrame) {.importc, cdecl, ...raises: [],
    tags: [], forbids: [].}

proc av_frame_new_side_data(frame: ptr AVFrame; type: AVFrameSideDataType;
                            size: csize_t): ptr AVFrameSideData {.importc,
    cdecl, ...raises: [], tags: [], forbids: [].}

proc av_frame_new_side_data_from_buf(frame: ptr AVFrame;
                                     type: AVFrameSideDataType;
                                     buf: ptr AVBufferRef): ptr AVFrameSideData {.
    importc, cdecl, ...raises: [], tags: [], forbids: [].}

proc av_frame_ref(dst, src: ptr AVFrame): cint {.importc, cdecl, ...raises: [],
    tags: [], forbids: [].}

proc av_frame_remove_side_data(frame: ptr AVFrame; type: AVFrameSideDataType) {.
    importc, cdecl, ...raises: [], tags: [], forbids: [].}

proc av_frame_side_data_name(type: AVFrameSideDataType): cstring {.importc,
    cdecl, ...raises: [], tags: [], forbids: [].}

proc av_frame_unref(frame: ptr AVFrame) {.importc, cdecl, ...raises: [], tags: [],
    forbids: [].}

proc av_get_colorspace_name(val: AVColorSpace): cstring {....deprecated, importc,
    cdecl, ...raises: [], tags: [], forbids: [].}