from __future__ import annotations as _annotations

from ..errors import FFmpegioError

class FiltergraphConversionError(FFmpegioError): ...

class FilterOperatorTypeError(TypeError, FFmpegioError):

def __init__(self, other) -> None:

super().__init__(

f"invalid filtergraph operation with an incompatible object of type {type(other)}"

)

class FiltergraphMismatchError(TypeError, FFmpegioError):

def __init__(self, n, m) -> None:

super().__init__(

f"cannot append mismatched filtergraphs: the first has {n} input "

f"while the second has {m} outputs available."

)

class FiltergraphInvalidIndex(TypeError, FFmpegioError):

pass

class FiltergraphInvalidLabel(TypeError, FFmpegioError):

pass

class FiltergraphInvalidExpression(TypeError, FFmpegioError):

pass

class FiltergraphPadNotFoundError(FFmpegioError):

...

# def __init__(self, type, index) -> None:

# target = (

# f"pad {index}"

# if isinstance(index, tuple)

# else f"label {index}" if isinstance(index, str) else f"filter {index}"

# )

# super().__init__(f"cannot find {type} pad at {target}")

class FiltergrapDuplicatehPadFoundError(FFmpegioError):

...