# \#audio **URL:** https://casparcgforum.org/tag/audio/45.md [Latest](https://casparcgforum.org/latest.md) · [Categories](https://casparcgforum.org/categories.md) · [Tags](https://casparcgforum.org/tags.md) --- ## [Play audio on SDI audio channels 3 and 4](https://casparcgforum.org/t/play-audio-on-sdi-audio-channels-3-and-4/7586)
**Author:** [@nickvoll](https://casparcgforum.org/u/nickvoll)\ **Replies:** 2\ **Last updated:** [July 30, 2026, 8:33pm UTC](https://casparcgforum.org/t/play-audio-on-sdi-audio-channels-3-and-4/7586 "2026-07-30T20:33:57Z")
I’m trying to play music from my Decklink channel, but am struggling with the configuration. I have a channel of video coming from my Decklink and am de-embedding channels 1 and 2 with an audio de-embedder, so I can run… --- ## [Audio filters FFMPEG in consumers](https://casparcgforum.org/t/audio-filters-ffmpeg-in-consumers/7484)
**Author:** [@manuelj\_baeza](https://casparcgforum.org/u/manuelj_baeza)\ **Replies:** 2\ **Last updated:** [January 28, 2026, 5:02pm UTC](https://casparcgforum.org/t/audio-filters-ffmpeg-in-consumers/7484 "2026-01-28T17:02:18Z")
Hi, I’ve tried several methods since I saw that Caspar could use FFMPEG filters. My idea is to use a compressor-limiter for the entire audio mix, hence the suggestions for Consumers, Decklink, and NDI, but I can’t get a… --- ## [Audio x Reference](https://casparcgforum.org/t/audio-x-reference/7424)
**Author:** [@MarceloCarvalho](https://casparcgforum.org/u/MarceloCarvalho)\ **Replies:** 4\ **Last updated:** [October 3, 2025, 5:01pm UTC](https://casparcgforum.org/t/audio-x-reference/7424 "2025-10-03T17:01:34Z")
Good morning everyone!!! I’m having an issue with my CasparCG that happens when I lose the reference signal from my Decklink for a long time. What happens is that the audio becomes completely inaudible. I understand thi… --- ## [Noise rides on video playback at 1080i5994](https://casparcgforum.org/t/noise-rides-on-video-playback-at-1080i5994/6620)
**Author:** [@takumi](https://casparcgforum.org/u/takumi)\ **Replies:** 8\ **Last updated:** [April 17, 2025, 2:26pm UTC](https://casparcgforum.org/t/noise-rides-on-video-playback-at-1080i5994/6620 "2025-04-17T14:26:42Z")
As seen in other forums, when I play a video when the Video mode is 1080i5994, Noise is on. Is there any solution to this problem? ver.2.3.0 --- ## [Audio dropping out when playing videos](https://casparcgforum.org/t/audio-dropping-out-when-playing-videos/6829)
**Author:** [@nickvoll](https://casparcgforum.org/u/nickvoll)\ **Replies:** 10\ **Last updated:** [October 17, 2024, 10:57pm UTC](https://casparcgforum.org/t/audio-dropping-out-when-playing-videos/6829 "2024-10-17T22:57:43Z")
I’ve experienced something I haven’t with Caspar before and am looking for some clues. I’m introducing Caspar at a newish job to play commercials and other video elements during live sports. After random amounts of time,… --- ## [Decklink Audio Selection](https://casparcgforum.org/t/decklink-audio-selection/6794)
**Author:** [@tombron](https://casparcgforum.org/u/tombron)\ **Replies:** 2\ **Last updated:** [September 22, 2024, 12:16pm UTC](https://casparcgforum.org/t/decklink-audio-selection/6794 "2024-09-22T12:16:09Z")
Hi, I’m trying to implement a 2-box layout and not sure how to handle the audio. I’m using 2 inputs from my decklink, each one fills 50% of the screen I would like to be able to route the audio from input 1 and mute in… --- ## [Multiple audio track](https://casparcgforum.org/t/multiple-audio-track/4553)
**Author:** [@firemax5c](https://casparcgforum.org/u/firemax5c)\ **Replies:** 3\ **Last updated:** [January 22, 2024, 1:13pm UTC](https://casparcgforum.org/t/multiple-audio-track/4553 "2024-01-22T13:13:46Z")
It was possible to multiply audio track in CasparCG? I have a video file with one audio track, but after casparcg I want the same audio in two-track. One in h264, second in mp2 audio… Can I add metadata information? li… --- ## [Audio Mix Configuration on the fly](https://casparcgforum.org/t/audio-mix-configuration-on-the-fly/3772)
**Author:** [@TonyKrist](https://casparcgforum.org/u/TonyKrist)\ **Replies:** 8\ **Last updated:** [January 15, 2024, 2:46pm UTC](https://casparcgforum.org/t/audio-mix-configuration-on-the-fly/3772 "2024-01-15T14:46:08Z")
Hi, is it possible somehow to create audio mix configuration on the fly at the moment I want to start playing out some file? I would like to have stereo output all the time (only L and R channel on SDI output). But a h… --- ## [Decklink audio output stops working](https://casparcgforum.org/t/decklink-audio-output-stops-working/5168)
**Author:** [@bartcuijpers](https://casparcgforum.org/u/bartcuijpers)\ **Replies:** 2\ **Last updated:** [April 11, 2023, 7:47am UTC](https://casparcgforum.org/t/decklink-audio-output-stops-working/5168 "2023-04-11T07:47:13Z")
On multiple setups and locations I’m experiencing the same issue; audio stops working when the system is running for a longer time, with a lot of idle time between playouts. Yesterday I spoke to another broadcaster and … --- ## [Mono sound out](https://casparcgforum.org/t/mono-sound-out/3950)
**Author:** [@KevinM](https://casparcgforum.org/u/KevinM)\ **Replies:** 13\ **Last updated:** [January 20, 2023, 7:51am UTC](https://casparcgforum.org/t/mono-sound-out/3950 "2023-01-20T07:51:40Z")
Is it possible to get mono sound out of CasparCG? the scenario is: Stereo sound in SDI video into Blackmagic card. Use track 1 only and send it on track 1 & 2 at the output of CasparCG (Blackmagic) --- ## [Looking for hardware configuration advice](https://casparcgforum.org/t/looking-for-hardware-configuration-advice/4848)
**Author:** [@CharlesK](https://casparcgforum.org/u/CharlesK)\ **Replies:** 3\ **Last updated:** [May 2, 2022, 9:53am UTC](https://casparcgforum.org/t/looking-for-hardware-configuration-advice/4848 "2022-05-02T09:53:19Z")
I currently have a broadcast that consists of Caspar playing out of a Decklink Mini Monitor card. I also use a Windows app I wrote to control Caspar, and uses Bass.dll to play back audio to go along with onscreen cues wi… --- ## [Decklink 4K Extreme with internal keyer - audio problems](https://casparcgforum.org/t/decklink-4k-extreme-with-internal-keyer-audio-problems/4754)
**Author:** [@phillip](https://casparcgforum.org/u/phillip)\ **Replies:** 0\ **Last updated:** [February 24, 2022, 11:32am UTC](https://casparcgforum.org/t/decklink-4k-extreme-with-internal-keyer-audio-problems/4754 "2022-02-24T11:32:20Z")
Hello. We’re facing some remarkable audio problems when activating internal in the CCG config with the decklink 4K Extreme 12G card. It often starts with the audio sounds distorted and then after a bit it totally disap… --- ## [Using CasparCG as a Audio Cart Player](https://casparcgforum.org/t/using-casparcg-as-a-audio-cart-player/4599)
**Author:** [@MarkCoster](https://casparcgforum.org/u/MarkCoster)\ **Replies:** 1\ **Last updated:** [November 25, 2021, 1:59pm UTC](https://casparcgforum.org/t/using-casparcg-as-a-audio-cart-player/4599 "2021-11-25T13:59:18Z")
I’m using CasparCG 2.3.3 with a Bluefish card. So far we’ve been using the servers for graphical overlays or video media players. This morning I was asked if it’s possible to create a config file that would map differen… --- ## [Decklink Video Output, Speaker (realtek) Output](https://casparcgforum.org/t/decklink-video-output-speaker-realtek-output/4348)
**Author:** [@Weather](https://casparcgforum.org/u/Weather)\ **Replies:** 6\ **Last updated:** [July 30, 2021, 7:14pm UTC](https://casparcgforum.org/t/decklink-video-output-speaker-realtek-output/4348 "2021-07-30T19:14:55Z")
Hello, Is it possible to have caspar playout video to the Decklink But also playout Audio to the 3.5mm? \ media\\ media\\log\\ data\\ templates\\ … --- ## [NDI with multiple audio channels](https://casparcgforum.org/t/ndi-with-multiple-audio-channels/4303)
**Author:** [@Gaspar](https://casparcgforum.org/u/Gaspar)\ **Replies:** 2\ **Last updated:** [July 7, 2021, 6:51pm UTC](https://casparcgforum.org/t/ndi-with-multiple-audio-channels/4303 "2021-07-07T18:51:15Z")
Hi, We are receiving a NDI with 8ch audio, but we need to change channel 3 & 4 to 1 & 2. With an input or video we can pan the audio via ffmpeg. But with NDI we can’t. Is there a way that we can make the same as pan o…