Questions tagged [multi-channel]

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changing order of audio channels in 6-channel wav file via ffmpeg without having ffmpeg assume its 5.1 surround (no eq and no attenuation desired)

Using a batch file, I'd like to reorder the audio channels of 6-channel wav files which are not 5.1 surround files, however, when I use ffmpeg's channel mapping commands, it always assumes that the ...
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1answer
48 views

Combining a video file (with audio) and a 7-channel audio file

Using ffmpeg, I've tried to combine a video file (with audio) and a 7-channel audio file without success. my command: ffmpeg -i input0.avi -i input1.wav -c:v copy -map 0:v:0 -map 1:a:0 -preset slow -...
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ffmpeg -layer EXR Channel doesn't match layer

There are several layers in the EXR file: (channel 1) layer 1 -> FinalImageObjects (channel 2) layer 2 -> FinalImageGround I found a similar question, but the solution does not work. Example ...
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1answer
97 views

Intel® Xeon® Scalable Processors - Do they support 'Flex Mode'?

Intel has a memory mode called Flex Mode Is this mode supported by Xeon-SP CPU's (specifically 1st gen Xeon Platinum CPUs)? I couldn't find a list of CPUs supporting this mode and not sure if this is ...
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1answer
783 views

How should I record multichannel (quad) with ffmpeg?

I recently got a four-channel USB input device (Behringer UMC404HD). The device is working and Linux sees it; I know this because I can record four independent channels using Audacity. However, I can'...
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1answer
530 views

ffmpeg mapping help, encode 1 6ch audio into multi-tracks

I have 2 input files: cover.jpg audio.dts (6 channel) My target file will be a mp4 with 1 video and 3 audio: audio 1 is 2 channel aac audio 2 is 6 channel ac3 audio 3 is 6 channel dts Here is the ...
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1answer
2k views

Installing 4 memory modules in a dual-socket server motherboard with 16 memory slots

I have a server board with two Xeon E5-2600 v3 processors and 16 memory slots. I ordered two quad-channel memory kits, but only one of them has arrived, so I only have four memory modules. Which slots ...
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1answer
4k views

Record audio from multiple programs and mic, as separate tracks

I am planning to make a video with commentary. I have two programs I want to record as SEPARATE tracks [one's Skype for a second person's commentary, and the other is the program I'm commenting on], ...
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1answer
2k views

What do Channel positions mean in Media Info?

I see in MPC-HC Media Info the following information: Channel(s) : 6 channels Channel positions : Front: L C R, Side: L R, LFE What can it mean? By sense, "channel ...
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3answers
59k views

What do Channel Interleave and Rank Interleave settings mean in BIOS?

I have motherboard with 6 memory slots, 3 green, 3 black, grouped in 3 pairs black+green. There are two setting in BIOS which are seem to me as related to this: Channel Interleave Setting This ...
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1answer
3k views

EVGA X58 SLI motherboard doesn't boot with new memory

EVGA X58 SLI (EVGA E758-A1 3-Way SLI (x16/x16/x8) LGA 1366 Intel X58 ATX Intel Motherboard) was normally working with three CORSAIR DOMINATOR 6GB (3 x 2GB) 240-Pin DDR3 Triple Channel Kit Desktop ...
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1answer
107 views

Get the Pre-Mix audio streams from windows

I have been searching but I have not found anything that describes what I am looking for. I would like to record audio from multiple running programs in windows but I don't want the final mix, I ...
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1answer
2k views

With quad channel memory, can I use two sets of different capacity (like 4x1 GB + 4x2 GB)?

My motherboard has quad channel memory compatibility. There are 8 memory slots in all: 4 slots are black the other 4 slots are white. I currently have 4 memory modules of 1 GB each in the 4 white ...
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1answer
483 views

Does anyone know of a simple way to get an 8CH ADAT signal into a laptop/desktop? [closed]

The only interfaces I can find with ADAT cost more than I am willing to spend, and have a lot of features and inputs that I do not need. Ideally this would be a simple USB/FIREWIRE/PCI device with 1 ...
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6answers
11k views

Do I need to have 3 RAM DIMMs to use DDR3, or even be able to run a 3 channel CPU?

The Core i7 CPUs from Intel (Bloomfield in the Nehalem line) are an example of a CPU that handle 3 channels of memory input, and on an appropriate motherboard, ideally making use of 3 DIMMs the best ...