{-# LANGUAGE DeriveGeneric #-}
{-# LANGUAGE DuplicateRecordFields #-}
{-# LANGUAGE NamedFieldPuns #-}
{-# LANGUAGE OverloadedStrings #-}
{-# LANGUAGE RecordWildCards #-}
{-# LANGUAGE StrictData #-}
{-# LANGUAGE NoImplicitPrelude #-}
{-# OPTIONS_GHC -fno-warn-unused-imports #-}
{-# OPTIONS_GHC -fno-warn-unused-matches #-}

-- Derived from AWS service descriptions, licensed under Apache 2.0.

-- |
-- Module      : Amazonka.Rekognition.Types.AudioMetadata
-- Copyright   : (c) 2013-2023 Brendan Hay
-- License     : Mozilla Public License, v. 2.0.
-- Maintainer  : Brendan Hay
-- Stability   : auto-generated
-- Portability : non-portable (GHC extensions)
module Amazonka.Rekognition.Types.AudioMetadata where

import qualified Amazonka.Core as Core
import qualified Amazonka.Core.Lens.Internal as Lens
import qualified Amazonka.Data as Data
import qualified Amazonka.Prelude as Prelude

-- | Metadata information about an audio stream. An array of @AudioMetadata@
-- objects for the audio streams found in a stored video is returned by
-- GetSegmentDetection.
--
-- /See:/ 'newAudioMetadata' smart constructor.
data AudioMetadata = AudioMetadata'
  { -- | The audio codec used to encode or decode the audio stream.
    AudioMetadata -> Maybe Text
codec :: Prelude.Maybe Prelude.Text,
    -- | The duration of the audio stream in milliseconds.
    AudioMetadata -> Maybe Natural
durationMillis :: Prelude.Maybe Prelude.Natural,
    -- | The number of audio channels in the segment.
    AudioMetadata -> Maybe Natural
numberOfChannels :: Prelude.Maybe Prelude.Natural,
    -- | The sample rate for the audio stream.
    AudioMetadata -> Maybe Natural
sampleRate :: Prelude.Maybe Prelude.Natural
  }
  deriving (AudioMetadata -> AudioMetadata -> Bool
forall a. (a -> a -> Bool) -> (a -> a -> Bool) -> Eq a
/= :: AudioMetadata -> AudioMetadata -> Bool
$c/= :: AudioMetadata -> AudioMetadata -> Bool
== :: AudioMetadata -> AudioMetadata -> Bool
$c== :: AudioMetadata -> AudioMetadata -> Bool
Prelude.Eq, ReadPrec [AudioMetadata]
ReadPrec AudioMetadata
Int -> ReadS AudioMetadata
ReadS [AudioMetadata]
forall a.
(Int -> ReadS a)
-> ReadS [a] -> ReadPrec a -> ReadPrec [a] -> Read a
readListPrec :: ReadPrec [AudioMetadata]
$creadListPrec :: ReadPrec [AudioMetadata]
readPrec :: ReadPrec AudioMetadata
$creadPrec :: ReadPrec AudioMetadata
readList :: ReadS [AudioMetadata]
$creadList :: ReadS [AudioMetadata]
readsPrec :: Int -> ReadS AudioMetadata
$creadsPrec :: Int -> ReadS AudioMetadata
Prelude.Read, Int -> AudioMetadata -> ShowS
[AudioMetadata] -> ShowS
AudioMetadata -> String
forall a.
(Int -> a -> ShowS) -> (a -> String) -> ([a] -> ShowS) -> Show a
showList :: [AudioMetadata] -> ShowS
$cshowList :: [AudioMetadata] -> ShowS
show :: AudioMetadata -> String
$cshow :: AudioMetadata -> String
showsPrec :: Int -> AudioMetadata -> ShowS
$cshowsPrec :: Int -> AudioMetadata -> ShowS
Prelude.Show, forall x. Rep AudioMetadata x -> AudioMetadata
forall x. AudioMetadata -> Rep AudioMetadata x
forall a.
(forall x. a -> Rep a x) -> (forall x. Rep a x -> a) -> Generic a
$cto :: forall x. Rep AudioMetadata x -> AudioMetadata
$cfrom :: forall x. AudioMetadata -> Rep AudioMetadata x
Prelude.Generic)

-- |
-- Create a value of 'AudioMetadata' with all optional fields omitted.
--
-- Use <https://hackage.haskell.org/package/generic-lens generic-lens> or <https://hackage.haskell.org/package/optics optics> to modify other optional fields.
--
-- The following record fields are available, with the corresponding lenses provided
-- for backwards compatibility:
--
-- 'codec', 'audioMetadata_codec' - The audio codec used to encode or decode the audio stream.
--
-- 'durationMillis', 'audioMetadata_durationMillis' - The duration of the audio stream in milliseconds.
--
-- 'numberOfChannels', 'audioMetadata_numberOfChannels' - The number of audio channels in the segment.
--
-- 'sampleRate', 'audioMetadata_sampleRate' - The sample rate for the audio stream.
newAudioMetadata ::
  AudioMetadata
newAudioMetadata :: AudioMetadata
newAudioMetadata =
  AudioMetadata'
    { $sel:codec:AudioMetadata' :: Maybe Text
codec = forall a. Maybe a
Prelude.Nothing,
      $sel:durationMillis:AudioMetadata' :: Maybe Natural
durationMillis = forall a. Maybe a
Prelude.Nothing,
      $sel:numberOfChannels:AudioMetadata' :: Maybe Natural
numberOfChannels = forall a. Maybe a
Prelude.Nothing,
      $sel:sampleRate:AudioMetadata' :: Maybe Natural
sampleRate = forall a. Maybe a
Prelude.Nothing
    }

-- | The audio codec used to encode or decode the audio stream.
audioMetadata_codec :: Lens.Lens' AudioMetadata (Prelude.Maybe Prelude.Text)
audioMetadata_codec :: Lens' AudioMetadata (Maybe Text)
audioMetadata_codec = forall s a b t. (s -> a) -> (s -> b -> t) -> Lens s t a b
Lens.lens (\AudioMetadata' {Maybe Text
codec :: Maybe Text
$sel:codec:AudioMetadata' :: AudioMetadata -> Maybe Text
codec} -> Maybe Text
codec) (\s :: AudioMetadata
s@AudioMetadata' {} Maybe Text
a -> AudioMetadata
s {$sel:codec:AudioMetadata' :: Maybe Text
codec = Maybe Text
a} :: AudioMetadata)

-- | The duration of the audio stream in milliseconds.
audioMetadata_durationMillis :: Lens.Lens' AudioMetadata (Prelude.Maybe Prelude.Natural)
audioMetadata_durationMillis :: Lens' AudioMetadata (Maybe Natural)
audioMetadata_durationMillis = forall s a b t. (s -> a) -> (s -> b -> t) -> Lens s t a b
Lens.lens (\AudioMetadata' {Maybe Natural
durationMillis :: Maybe Natural
$sel:durationMillis:AudioMetadata' :: AudioMetadata -> Maybe Natural
durationMillis} -> Maybe Natural
durationMillis) (\s :: AudioMetadata
s@AudioMetadata' {} Maybe Natural
a -> AudioMetadata
s {$sel:durationMillis:AudioMetadata' :: Maybe Natural
durationMillis = Maybe Natural
a} :: AudioMetadata)

-- | The number of audio channels in the segment.
audioMetadata_numberOfChannels :: Lens.Lens' AudioMetadata (Prelude.Maybe Prelude.Natural)
audioMetadata_numberOfChannels :: Lens' AudioMetadata (Maybe Natural)
audioMetadata_numberOfChannels = forall s a b t. (s -> a) -> (s -> b -> t) -> Lens s t a b
Lens.lens (\AudioMetadata' {Maybe Natural
numberOfChannels :: Maybe Natural
$sel:numberOfChannels:AudioMetadata' :: AudioMetadata -> Maybe Natural
numberOfChannels} -> Maybe Natural
numberOfChannels) (\s :: AudioMetadata
s@AudioMetadata' {} Maybe Natural
a -> AudioMetadata
s {$sel:numberOfChannels:AudioMetadata' :: Maybe Natural
numberOfChannels = Maybe Natural
a} :: AudioMetadata)

-- | The sample rate for the audio stream.
audioMetadata_sampleRate :: Lens.Lens' AudioMetadata (Prelude.Maybe Prelude.Natural)
audioMetadata_sampleRate :: Lens' AudioMetadata (Maybe Natural)
audioMetadata_sampleRate = forall s a b t. (s -> a) -> (s -> b -> t) -> Lens s t a b
Lens.lens (\AudioMetadata' {Maybe Natural
sampleRate :: Maybe Natural
$sel:sampleRate:AudioMetadata' :: AudioMetadata -> Maybe Natural
sampleRate} -> Maybe Natural
sampleRate) (\s :: AudioMetadata
s@AudioMetadata' {} Maybe Natural
a -> AudioMetadata
s {$sel:sampleRate:AudioMetadata' :: Maybe Natural
sampleRate = Maybe Natural
a} :: AudioMetadata)

instance Data.FromJSON AudioMetadata where
  parseJSON :: Value -> Parser AudioMetadata
parseJSON =
    forall a. String -> (Object -> Parser a) -> Value -> Parser a
Data.withObject
      String
"AudioMetadata"
      ( \Object
x ->
          Maybe Text
-> Maybe Natural -> Maybe Natural -> Maybe Natural -> AudioMetadata
AudioMetadata'
            forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
Prelude.<$> (Object
x forall a. FromJSON a => Object -> Key -> Parser (Maybe a)
Data..:? Key
"Codec")
            forall (f :: * -> *) a b. Applicative f => f (a -> b) -> f a -> f b
Prelude.<*> (Object
x forall a. FromJSON a => Object -> Key -> Parser (Maybe a)
Data..:? Key
"DurationMillis")
            forall (f :: * -> *) a b. Applicative f => f (a -> b) -> f a -> f b
Prelude.<*> (Object
x forall a. FromJSON a => Object -> Key -> Parser (Maybe a)
Data..:? Key
"NumberOfChannels")
            forall (f :: * -> *) a b. Applicative f => f (a -> b) -> f a -> f b
Prelude.<*> (Object
x forall a. FromJSON a => Object -> Key -> Parser (Maybe a)
Data..:? Key
"SampleRate")
      )

instance Prelude.Hashable AudioMetadata where
  hashWithSalt :: Int -> AudioMetadata -> Int
hashWithSalt Int
_salt AudioMetadata' {Maybe Natural
Maybe Text
sampleRate :: Maybe Natural
numberOfChannels :: Maybe Natural
durationMillis :: Maybe Natural
codec :: Maybe Text
$sel:sampleRate:AudioMetadata' :: AudioMetadata -> Maybe Natural
$sel:numberOfChannels:AudioMetadata' :: AudioMetadata -> Maybe Natural
$sel:durationMillis:AudioMetadata' :: AudioMetadata -> Maybe Natural
$sel:codec:AudioMetadata' :: AudioMetadata -> Maybe Text
..} =
    Int
_salt
      forall a. Hashable a => Int -> a -> Int
`Prelude.hashWithSalt` Maybe Text
codec
      forall a. Hashable a => Int -> a -> Int
`Prelude.hashWithSalt` Maybe Natural
durationMillis
      forall a. Hashable a => Int -> a -> Int
`Prelude.hashWithSalt` Maybe Natural
numberOfChannels
      forall a. Hashable a => Int -> a -> Int
`Prelude.hashWithSalt` Maybe Natural
sampleRate

instance Prelude.NFData AudioMetadata where
  rnf :: AudioMetadata -> ()
rnf AudioMetadata' {Maybe Natural
Maybe Text
sampleRate :: Maybe Natural
numberOfChannels :: Maybe Natural
durationMillis :: Maybe Natural
codec :: Maybe Text
$sel:sampleRate:AudioMetadata' :: AudioMetadata -> Maybe Natural
$sel:numberOfChannels:AudioMetadata' :: AudioMetadata -> Maybe Natural
$sel:durationMillis:AudioMetadata' :: AudioMetadata -> Maybe Natural
$sel:codec:AudioMetadata' :: AudioMetadata -> Maybe Text
..} =
    forall a. NFData a => a -> ()
Prelude.rnf Maybe Text
codec
      seq :: forall a b. a -> b -> b
`Prelude.seq` forall a. NFData a => a -> ()
Prelude.rnf Maybe Natural
durationMillis
      seq :: forall a b. a -> b -> b
`Prelude.seq` forall a. NFData a => a -> ()
Prelude.rnf Maybe Natural
numberOfChannels
      seq :: forall a b. a -> b -> b
`Prelude.seq` forall a. NFData a => a -> ()
Prelude.rnf Maybe Natural
sampleRate