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51 lines
1.1 KiB
Elixir
51 lines
1.1 KiB
Elixir
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defmodule PhilomenaMedia.Libavcodec.Libvpx do
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@moduledoc """
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Represents the `libvpx` (VP8) encoder, which takes a video input and generates encoded output.
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## Example with all options
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Libvpx.new(
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deadline: :good,
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"cpu-used": 5,
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crf: 31
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)
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See https://ffmpeg.org/ffmpeg-codecs.html#libvpx for more information about the options.
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"""
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@type deadline :: :best | :good | :realtime
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@type cpu_used :: -16..16
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@type qrange :: 0..63
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@type crf :: qrange()
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@type opts :: [
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deadline: deadline(),
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"cpu-used": cpu_used(),
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crf: qrange()
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]
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@type t :: %__MODULE__{
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name: String.t(),
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opts: opts(),
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force_format: :yuv420p,
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type: :video
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}
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defstruct name: "libvpx",
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opts: [],
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force_format: :yuv420p,
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type: :video
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@doc """
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Construct a new libvpx (VP8) encoder.
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See module documentation for usage.
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"""
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@spec new(opts()) :: t()
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def new(opts) do
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%__MODULE__{
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opts: Keyword.take(opts, [:deadline, :"cpu-used", :crf])
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}
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end
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end
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