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| L0ckz0r |
| Posted: Feb 22 2011, 10:41 PM |
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Newbie

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Member No.: 29995
Joined: 22-February 11

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So I recently bought a Creative Vado HD and I want to use virtual dub to do some processing on the videos before I edit them.
I finally got the video to import after installing the KLite video codec package and FFDshow - however it wont play the sound. I get the error:
"No audio decompressor could be found to decompress the source audio format. (Source format tag: fffe)"
So I can play the video but there is no sound, and when I export as avi, there is also no sound, I've tried both processed and direct stream.
Any Ideas?
The file format is Mp4. Gspot gives me the following info:
Codec: mp4a: MPEG-4 AAC LC Info: 48000Hz 128 kb/s tot , stereo (2/0) |
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| ale5000 |
| Posted: Feb 22 2011, 10:57 PM |
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What say MediaInfo about the file?
Do you use the Quicktime input plugin or the MP4 input plugin to open it?
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| L0ckz0r |
| Posted: Feb 23 2011, 12:43 AM |
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Newbie

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I'm using DShowInputDriver.vdplugin the quicktime plugin wouldn't work.
Media Info:
| QUOTE | Format : MPEG-4 Format profile : JVT Codec ID : avc1 File size : 11.7 MiB Duration : 11s 612ms Overall bit rate : 8 444 Kbps Encoded date : UTC 2011-02-16 11:06:53 Tagged date : UTC 2011-02-16 11:06:53 AMBA :
Video ID : 1 Format : AVC Format/Info : Advanced Video Codec Format profile : Main@L4.0 Format settings, CABAC : Yes Format settings, ReFrames : 4 frames Format settings, GOP : M=3, N=15 Codec ID : avc1 Codec ID/Info : Advanced Video Coding Duration : 11s 612ms Bit rate mode : Constant Bit rate : 8 001 Kbps Width : 1 280 pixels Height : 720 pixels Display aspect ratio : 16:9 Frame rate mode : Constant Frame rate : 29.970 fps Color space : YUV Chroma subsampling : 4:2:0 Bit depth : 8 bits Scan type : Progressive Bits/(Pixel*Frame) : 0.290 Stream size : 11.5 MiB (98%) Title : Ambarella AVC Language : English Encoded date : UTC 2011-02-16 11:06:53 Tagged date : UTC 2011-02-16 11:06:53
Audio ID : 2 Format : AAC Format/Info : Advanced Audio Codec Format profile : LC Codec ID : 40 Duration : 11s 392ms Bit rate mode : Constant Bit rate : 128 Kbps Channel(s) : 2 channels Channel positions : Front: L R Sampling rate : 48.0 KHz Compression mode : Lossy Stream size : 178 KiB (1%) Title : Ambarella AAC Language : English Encoded date : UTC 2011-02-16 11:06:53 Tagged date : UTC 2011-02-16 11:06:53
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| ale5000 |
| Posted: Feb 23 2011, 01:20 AM |
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There are many ways but the best one is remux the file to .mkv with MKVtoolnix (it is fast and there is NO loss in quality). After this you can open it in VirtualDub with the Matroska input plugin that works perfectly.
For your file you need H.264 enabled in the vfw configuration of ffdshow-tryout and the AAC ACM codec.
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| L0ckz0r |
| Posted: Feb 23 2011, 05:43 AM |
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Newbie

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Thanks, I'll give that a go. So no real way of just opening the mp4 in vdub straight up? |
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| ale5000 |
| Posted: Feb 23 2011, 03:27 PM |
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The Quicktime input plugin may work but it has its own problems. The Directshow plugin may also works but a specific plugin works better (expecially with H.264 video).
In particual, the input plugins by fcchandler works generally better.
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