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membrane_h264_ffmpeg_plugin
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Membrane H264 decoder and encoder based on FFmpeg and x264
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lib/membrane_h264_ffmpeg/common.ex
defmodule Membrane.H264.FFmpeg.Common do
@moduledoc false
use Ratio
@h264_time_base 90_000
@doc """
Converts time in membrane time base (1 [ns]) to h264 time base (1/90_000 [s])
"""
@spec to_h264_time_base_truncated(number | Ratio.t()) :: integer
def to_h264_time_base_truncated(timestamp) do
(timestamp * @h264_time_base / Membrane.Time.second()) |> trunc()
end
@doc """
Converts time from h264 time base (1/90_000 [s]) to membrane time base (1 [ns])
"""
@spec to_membrane_time_base_truncated(number | Ratio.t()) :: integer
def to_membrane_time_base_truncated(timestamp) do
timestamp * Membrane.Time.second() / @h264_time_base
end
end