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Questions tagged [audio]

Audio refers broadly to the information, be it acoustic or electronic, entering, traversing, or exiting some medium.

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1answer
3 views

audio jumps to next frame rate - premiere pro

I have the following problem: 2 video clips with two audio clips. I try to synchronize them with the option "show audio units" to make them perfectly alligned. The problem is, when I select both video ...
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1answer
8 views

Screen recorded videos have audio sync delays in Premiere Pro

I imported several MP4 screen recordings (using Windows Game Recording) into Premiere Pro to edit together, but I noticed all but one of the clips in the timeline have unsynced audio issues. After ...
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2answers
26 views

how can I convert slow motion video into normal speed without losing fps or audio sample rate?

I want to download a slow-motion video playlist (with the frame rate of the videos being either 480 fps or 1000 fps.) and be able to speed up the videos at least 16x without losing the frame rate or ...
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1answer
16 views

Is there any way to record external audio from a Canon Rebel R6?

I am looking at buying a Canon Rebel T6 to record video, but would like to have better audio than the built in microphone. Is there any way, with an adapter or otherwise, that I can use this camera to ...
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0answers
14 views

Exporting from Premiere as WAV and ProRes - audio is not in sync

My workflow: I've completed work on a complex edit. I have made two exports: I have exported the video (with audio) as a ProRes file with 48kHz 16-bit PCM audio. I've also exported the sequence as ...
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1answer
10 views

How can I copy-paste audio effect to other audio clips in VideoPad?

I took quite an effort to specify an Amplify audio effect with changing levels (in and out). I have more audio clips there for which I would like this effect too. Is it possible somehow copy-paste the ...
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0answers
11 views

Need help with sound design

I'm making a mashup video where the spiderman theme song is sung by the original spiderman movies. I'm trying to achieve something like This (example video). This is what I've made so far. I'm ...
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1answer
81 views

ffmpeg: How to fix `Unsupported channel layout “1 channels (FL)” error`, when I convert the source containing separated FL/FR audio streams?

Problem I want to convert the MOV file containing the separated FL/FR audio streams to MP4 file, transcoding the video to h264 and the audio to AAC. However, it fails with the following error: [aac @...
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0answers
3 views

Keyframe-triggered audio effect delayed six seconds

In Adobe Premiere Pro 13.1, I have an audio track A2. It is a MP3. I set a keyframe at about 1:11 and 1:14 in this MP3. Between them, the volume goes from -∞ to 0 dB. The problem is that this effect ...
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0answers
41 views

Syncing audios of two same videos of different framerates

I have two video files: High quality video / English voiceover Lower quality video / My language voiceover These 2 files contains same video, but has different times (one is usually 5% slower or ...
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0answers
6 views

iPhone screen recording - no sound - when uploading on Youtube

so, I do my screen recordings on iPhone 7 - with standard iOS tool. And videos are with sound. If I upload from iPhone to Youtube - there is sound. If I do AirDrop from iPhone to Mac and then upload ...
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0answers
107 views

FFMPEG - 5.1 EAC3 encode output quality

I have PCM Wave source files that are 5.1 surround. My goal is to convert this to EAC3 at 192k per Apple recommendations. Here is the MediaInfo of my source media: General Complete name ...
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1answer
49 views

What are the most mergeable codecs? What is the best codecs for intermediate videos?

I want to compose many videos from frames and mp3 files then join them together using FFMPEG. [frames+mp3] -> [Intermediate videos] -> [Joined intermediate videos] Using mp4 with aac ...
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1answer
23 views

How to re-order the .wav file channels

I need to change the order of channels in .wav file. for example if .wav file contains 16 channel like "1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16" then need to change this order to "14 15 16 1 2 3 ...
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0answers
62 views

Convert ffmpeg audio volumedetect negative dB levels to common loudness positive dB levls

I have a process sampling mean_volume levels from $ ffmpeg -af 'volumedetect' ... which outputs negative -##.## dB measurements where 0 dB is very loud and -100 dB is very quiet. I need to line those ...
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0answers
13 views

Export without audio

During the preview on the timeline audio is working correctly. Why the exported files from Premiere has no audio also if i put the tick on the audio export? I really don't know what to do
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0answers
21 views

Make the sound of an audience cheering a custom text

I want to make the sound of a group of people (like an audience) cheering a user defined text. Is it possible to achieve this easily? I tried googling, but couldn't find anything.
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2answers
37 views

Defined Technical Specs for 'Broadcast Quality'

Does anyone know if there are clear technical specs a digital file can be assessed against to confirm a valid 'broadcast quality' file? EG: Video = certain bitrate Audio = certain bitrate. ...
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1answer
20 views

Formula / Calculate how much to slow video down to match audio?

scenario: I have video matched with audio (song). I slow the audio (song) down (eg from 120 bpm to 115bpm ie, I know exactly how much slower the new audio is than the original video) How do I ...
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1answer
26 views

Recording a two speaker event with large audience

We are doing regular events with two speakers on the floor who have their own presentations in parallel. The event is a live hacking presentation, one speaker is the moderator and victim, the other ...
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0answers
27 views

How to use record video with ffmpeg

can someone tell me how I can record a video + audio and can I specify the fps and the resolution of the output file ? I'm very new to ffmpeg so i don't know much. Thanks.
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1answer
35 views

Choppy and Laggy audio in Premiere Pro

My videos and audio files played fine in Premiere Pro yesterday, but today when I open the project file again, all the audio files, including those in videos, are choppy and laggy during playback. ...
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0answers
73 views

FFmpeg Throws Errors When Converting 7.1 TrueHD (Blu-ray Audio) To PCM Or FLAC

I have attempted to convert a TrueHD stream to PCM as well as FLAC. Throughout the encoding process, errors occur: "lossless check failed" and others. The same set of errors occurred when converting ...
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2answers
34 views

I recently bought a Rode NTG2 without much research, what else do I need to make it work well?

Since it has an option for AA battery, I don't need phantom power right? Do absolutely need an audio interface? or can I just use an XLR to 3.5mm cable and connect it to my computer? Are there any ...
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1answer
26 views

ffmpeg: map 4 stereo pairs into 7.1 audio in FLV/RTMP

I am trying to get this ffmpeg command right, and think I am close but not quite there. I have a source that has 4 stereo pairs in it (RTSP), so the source looks like this in ffmpeg: Input #0, sdp, ...
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1answer
12 views

After effects: Adding visual callouts of currently playing audio files with a source text script

I'm working on a short film, and I've got AE CS 6 as my editor. I have a friend who is an audio engineer, who will perform the Protools final audio mixing and editing. I've got some sound effects in ...
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0answers
13 views

Premiere Pro Volume levels drop on audio 1 whenever I add a sound effect to audio 2

Pretty new to video editing and Premiere Pro in general. Been looking everywhere for an answer to this and its driving me a bit nuts. Anytime I add in a sound effect on audio 2, the volume on audio ...
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1answer
114 views

Merge two videos in ffmpeg with audio from one

How can I merge two videos v1 and v2, but the audio coming from v2? Say v1 is 1 second, and v2 is 2 second. Basically I want to merge v1 and half of v2, but the whole audio be from v2. Please make it ...
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0answers
31 views

Video clip making features with FFmpeg

I'm trying to use ffmpeg to create a video clip out of multiple videos, photos, and background music. Basically all the features that tools like Windows Movie Maker support. I would like to do things ...
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1answer
11 views

Static on Mic line in when using EOS Utility on 600d

I've noticed quite a loud static noise on the line in of my camera when recording with EOS Utility. I've tried using different cabled for everything, and it works fine when the computer is not plugged ...
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1answer
33 views

Trouble in Cut a portion of an audio file, and add fade in and fadeout Effect

ffmpeg -i track1.wav -ss 00:00:38.160 -t 00:00:20.720 -vn -codec:a libmp3lame -ac 2 -b:a 256k -map a -af afade=t=in:ss=38:d=3,afade=t=out:st=55:d=3 output.mp3 This is how I am cutting the audio file. ...
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1answer
28 views

How can I manually set the LFE volume in Premiere's “Audio Track Mixer” panel?

In the Audio Track Mixer panel in Premiere Pro 2019, each channel has a slider that adjusts the LFE volume. However, setting the volume this way is imprecise. How can I manually set this value?
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3answers
57 views

Video editing software with Audio scrubbing[Windows 10- 64bit]

I am looking for a Video editing software to do some post production work on my animated movie(mp4 file without audio).I use Blender VSE,but it lacks severely in effects like transitions ,FX etc . My ...
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0answers
14 views

Final Cut Pro is distorting my music at the very end

I have a problem and I can't find any fix. When I import songs into FCP it sometimes distorts them in the end. But the problem is that they sound fine outside of FCP, and I have paid for them, so it's ...
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1answer
32 views

FFMPEG - Creating script to convert a video into audio file (or anything related really) + diverses questions

Good day everyone. Im making my babysteps into ffmpeg, and so far this tool has been really helpfull. Anyway. Im currently using this line as a convertion basis : ffmpeg -i name.mov -c:v libx264 ...
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0answers
24 views

Shorten Video By Removing Quiet Audio Sections with Video

What tools are available to take a video and remove out the silent sections found with its corresponding video track, where the criteria is that the audio goes below a certain threshold? I can do ...
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0answers
8 views

Audio subtly out of sync with video - how to fix?

I have an MKV file that has an issue with the audio - it subtly lags behind the video. They start in sync, and then over the course of the whole clip they drift out of sync. My first idea was that ...
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1answer
11 views

FCP loses second audio track on import

I have mp4 files with two stereo audio tracks, one with voice, and the other with game sounds. Unfortunately, when I import into Final Cut Pro, and then expand audio components, I only get the first (...
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0answers
8 views

Sync Audio - Varying Stretches and Shrinks

We have a 3 webcam setup, and a desk microphone. Each camera is recorded separately, and in post we are trying to show all 3 cameras at the same time, but use the audio from the desk mic for the ...
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1answer
12 views

Speeding up or slowing down a clip introduces metallic noise when adjusting for pitch

I'm slowing down some audio. I chose to "Maintain Audio Pitch" because I don't want it to sound like a very deep voice. However, when I play back the audio, it sounds like it's going through a metal ...
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0answers
9 views

How to determine audio full LCID language identifier from a video file?

I've successfully created a video with 3 language audio tracks (English, French, Spanish). When playing back in a video player that recognizes the languages, I can correctly switch between these ...
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1answer
22 views

Append part of the audio at the end of another audio

With audio files A and B: A : |--- Some content ---|--- Extra content --- | B : |--- Some content ---| Assume the end of B is where the start of the extra content in A. I want to append that extra ...
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0answers
21 views

SDI or HDMI to USB3 interface with 16 audio channel support

I'm looking to take a video feed and multiple audio channels into a Windows laptop. The audio channels are essentially live event commentary in various languages, which the laptop will then stream to ...
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1answer
24 views

Help needed editing music more precisely in Premiere

I have shot a video with 23,976 FPS and now need to expand the timeline to double that, so I can make more precise edits with the music. But Premiere Pro only allows certain FPS Is there a way to ...
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0answers
12 views

Dead Cat for BMPCC4k

I've seen dead cats for the microphones of DSLRs and the GoPro nad was thinking if there is a deadcat for the internal mics of the BMPCC4k. I only use the mics as a reference point, as I don't have ...
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1answer
17 views

Sony UWP-D Audio Issues

I have a Sony UWP-D Wireless Lav Mic set and I'm experiencing difficulties with audio in my office building. I can film any exterior shots with no issue. I also have no audio issues with audio within ...
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1answer
144 views

Question about ffmpeg's overlay variable t

I've got an ffmpeg command that overlays a line on a video and moves it from left to right while the video plays: ffmpeg -i clip.mp4 -i line-with-transparent-white.png -filter_complex "[0:v][1:v]...
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0answers
173 views

FFmpeg: Align Video & Audio of Desktop Capture

I am using FFmpeg's built-in gdigrab & dshow to record the display & audio of my system. I am encoding to uncompressed H.264/AVC video & uncompressed PCM/WAV audio. I had been having two ...
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1answer
13 views

Frequency of Macbook fan sound

My macbook spins off the fan like crazy which is audible when I'm recording a video when I show some stuff in Photoshop for instance. I'm thinking I could try to filter it out in Premiere Pro with ...
1
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2answers
97 views

How to avoid audio border magnetics on Final Cut Pro X?

This might be an easy question, but I'm not able to find the answer. Sometimes the audio clip is slightly small than the video clip. I need to move the audio just a little bit (like less than 1 second)...