Reference documentation and code samples for the Google Cloud Video Transcoder V1 Client class Audio.
Audio preprocessing configuration.
Generated from protobuf message google.cloud.video.transcoder.v1.PreprocessingConfig.Audio
Namespace
Google \ Cloud \ Video \ Transcoder \ V1 \ PreprocessingConfig
Methods
__construct
Constructor.
Parameters
Name
Description
data
array
Optional. Data for populating the Message object.
↳ lufs
float
Specify audio loudness normalization in loudness units relative to full scale (LUFS). Enter a value between -24 and 0 (the default), where: * * -24 is the Advanced Television Systems Committee (ATSC A/85) standard * * -23 is the EU R128 broadcast standard * * -19 is the prior standard for online mono audio * * -18 is the ReplayGain standard * * -16 is the prior standard for stereo audio * * -14 is the new online audio standard recommended by Spotify, as well as Amazon Echo * * 0 disables normalization
↳ high_boost
bool
Enable boosting high frequency components. The default is false. Note: This field is not supported.
↳ low_boost
bool
Enable boosting low frequency components. The default is false. Note: This field is not supported.
getLufs
Specify audio loudness normalization in loudness units relative to full
scale (LUFS). Enter a value between -24 and 0 (the default), where:
-24 is the Advanced Television Systems Committee (ATSC A/85) standard
-23 is the EU R128 broadcast standard
-19 is the prior standard for online mono audio
-18 is the ReplayGain standard
-16 is the prior standard for stereo audio
-14 is the new online audio standard recommended by Spotify, as well
as Amazon Echo
0 disables normalization
Returns
Type
Description
float
setLufs
Specify audio loudness normalization in loudness units relative to full
scale (LUFS). Enter a value between -24 and 0 (the default), where:
-24 is the Advanced Television Systems Committee (ATSC A/85) standard
-23 is the EU R128 broadcast standard
-19 is the prior standard for online mono audio
-18 is the ReplayGain standard
-16 is the prior standard for stereo audio
-14 is the new online audio standard recommended by Spotify, as well
as Amazon Echo
0 disables normalization
Parameter
Name
Description
var
float
Returns
Type
Description
$this
getHighBoost
Enable boosting high frequency components. The default is false.
Note: This field is not supported.
Returns
Type
Description
bool
setHighBoost
Enable boosting high frequency components. The default is false.
Note: This field is not supported.
Parameter
Name
Description
var
bool
Returns
Type
Description
$this
getLowBoost
Enable boosting low frequency components. The default is false.
Note: This field is not supported.
Returns
Type
Description
bool
setLowBoost
Enable boosting low frequency components. The default is false.
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Hard to understand","hardToUnderstand","thumb-down"],["Incorrect information or sample code","incorrectInformationOrSampleCode","thumb-down"],["Missing the information/samples I need","missingTheInformationSamplesINeed","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-09-09 UTC."],[],[],null,["# Google Cloud Video Transcoder V1 Client - Class Audio (1.1.0)\n\nVersion latestkeyboard_arrow_down\n\n- [1.1.0 (latest)](/php/docs/reference/cloud-video-transcoder/latest/V1.PreprocessingConfig.Audio)\n- [1.0.3](/php/docs/reference/cloud-video-transcoder/1.0.3/V1.PreprocessingConfig.Audio)\n- [0.10.5](/php/docs/reference/cloud-video-transcoder/0.10.5/V1.PreprocessingConfig.Audio)\n- [0.9.1](/php/docs/reference/cloud-video-transcoder/0.9.1/V1.PreprocessingConfig.Audio)\n- [0.8.2](/php/docs/reference/cloud-video-transcoder/0.8.2/V1.PreprocessingConfig.Audio)\n- [0.7.1](/php/docs/reference/cloud-video-transcoder/0.7.1/V1.PreprocessingConfig.Audio)\n- [0.6.0](/php/docs/reference/cloud-video-transcoder/0.6.0/V1.PreprocessingConfig.Audio)\n- [0.5.3](/php/docs/reference/cloud-video-transcoder/0.5.3/V1.PreprocessingConfig.Audio) \nReference documentation and code samples for the Google Cloud Video Transcoder V1 Client class Audio.\n\nAudio preprocessing configuration.\n\nGenerated from protobuf message `google.cloud.video.transcoder.v1.PreprocessingConfig.Audio`\n\nNamespace\n---------\n\nGoogle \\\\ Cloud \\\\ Video \\\\ Transcoder \\\\ V1 \\\\ PreprocessingConfig\n\nMethods\n-------\n\n### __construct\n\nConstructor.\n\n### getLufs\n\nSpecify audio loudness normalization in loudness units relative to full\nscale (LUFS). Enter a value between -24 and 0 (the default), where:\n\n- -24 is the Advanced Television Systems Committee (ATSC A/85) standard\n- -23 is the EU R128 broadcast standard\n- -19 is the prior standard for online mono audio\n- -18 is the ReplayGain standard\n- -16 is the prior standard for stereo audio\n- -14 is the new online audio standard recommended by Spotify, as well as Amazon Echo\n- 0 disables normalization\n\n### setLufs\n\nSpecify audio loudness normalization in loudness units relative to full\nscale (LUFS). Enter a value between -24 and 0 (the default), where:\n\n- -24 is the Advanced Television Systems Committee (ATSC A/85) standard\n- -23 is the EU R128 broadcast standard\n- -19 is the prior standard for online mono audio\n- -18 is the ReplayGain standard\n- -16 is the prior standard for stereo audio\n- -14 is the new online audio standard recommended by Spotify, as well as Amazon Echo\n- 0 disables normalization\n\n### getHighBoost\n\nEnable boosting high frequency components. The default is `false`.\n\n**Note:** This field is not supported.\n\n### setHighBoost\n\nEnable boosting high frequency components. The default is `false`.\n\n**Note:** This field is not supported.\n\n### getLowBoost\n\nEnable boosting low frequency components. The default is `false`.\n\n**Note:** This field is not supported.\n\n### setLowBoost\n\nEnable boosting low frequency components. The default is `false`.\n\n**Note:** This field is not supported."]]
