encoding-ffmpeg_loudnorm_silent
{
"tags": [
"itest",
"encoding",
"ffmpeg_loudnorm_silent"
],
"region": "aws:eu-west-1",
"tasks": [
{
"tool": "ffmpeg:cmd",
"parameters": {
"arguments": [
"-y",
"-f",
"lavfi",
"-i",
"anullsrc=channel_layout=stereo:sample_rate=48000",
"-c:a",
"pcm_s24le",
"-t",
"60",
"silent.wav"
]
}
},
{
"tool": "ffmpeg:loudnorm_analyze",
"parameters": {
"input_file": "silent.wav"
}
},
{
"tool": "ffmpeg:cmd",
"parameters": {
"arguments": [
"-y",
"-i",
"silent.wav",
"-filter_complex",
"[0:a]loudnorm=I=-18:TP=-1:LRA=15:measured_I={my_audio_input_i}:measured_LRA={my_audio_input_lra}:measured_TP={my_audio_input_tp}:measured_thresh={my_audio_input_thresh}:offset={my_audio_target_offset}:linear=true:print_format=summary[a]",
"-map",
"[a]",
"-c:a",
"pcm_s24le",
"out.wav"
]
}
}
]
}