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Author Topic: Can Someone Please Implement Smart Sound  (Read 95 times)

Dr_digitaL

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Can Someone Please Implement Smart Sound
« on: August 03, 2004, 09:26:00 AM »

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Dolfhin

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Can Someone Please Implement Smart Sound
« Reply #1 on: August 03, 2004, 11:01:00 AM »

I don't know exactly what you mean but if you mean the ''extra stereo'' option in XBMP i'm with you. It enhances the sound for the poor suckes like me wo don't have space/money/time toset up 5 speakers.

I have a quite strange room and although I gues I have to upgrade soon anyway it's really hard to place 5 speakers correctly here until that time i'll stick with stereo (most movies I downl... I mean backup) doesn't have 5.1 sound anyway but it's gonna be a pain to play Halo 2 with stereo.

found an other request for this feature but i still don't know what it is :
http://forums.xbox-s...howtopic=247209
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Dr_digitaL

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Can Someone Please Implement Smart Sound
« Reply #2 on: August 03, 2004, 03:07:00 PM »

Smart sound evens out the sound of audio, basically it makes real quiet parts of the movie (ie dialogue, or whispers) louder, and makes loud parts of a movie quieter (ie music, explosions, etc)

i think in xbmp it was called something like normalize audio...but don't remember
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jmarshall

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Can Someone Please Implement Smart Sound
« Reply #3 on: August 04, 2004, 04:18:00 AM »

XBMP had no such options as far as I am aware.
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Dolfhin

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Can Someone Please Implement Smart Sound
« Reply #4 on: August 04, 2004, 04:52:00 AM »

QUOTE (jmarshall @ Aug 4 2004, 12:21 PM)
XBMP had no such options as far as I am aware.

XBMP had a ''normalize'' filter option bit i didn't exactly knew what it did. I always assumed it normalizes the audio volume.

It could be a really nice option for people with shitty speakers or just TV speakers but i don't think anyone with decent speakers is going to use it. I'm not sure but if normalize is a MPlayer option we should be able to activate it in the Mplayer config file.
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jmarshall

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Can Someone Please Implement Smart Sound
« Reply #5 on: August 04, 2004, 08:59:00 AM »

The "Normalize" option of XBMP did not do true normalization.  All it did was boost volume which could cause clipping.
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Dr_digitaL

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Can Someone Please Implement Smart Sound
« Reply #6 on: August 04, 2004, 09:13:00 AM »

QUOTE
It could be a really nice option for people with shitty speakers or just TV speakers but i don't think anyone with decent speakers is going to use it.


Not true, I have a Infinity surround system, one problem  though, and this is why I need smart sound, I live in a apartment, and when a explosion on a movie happens the whole building can feel it!!
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Dolfhin

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Can Someone Please Implement Smart Sound
« Reply #7 on: August 04, 2004, 09:20:00 AM »

QUOTE (Dr_digitaL @ Aug 4 2004, 05:16 PM)

Not true, I have a Infinity surround system, one problem  though, and this is why I need smart sound, I live in a apartment, and when a explosion on a movie happens the whole building can feel it!!

Well i don't know about your receiver but mine has an option to turn down bass.

@ jmarshall

ohmy.gif that's why the sound of XBMC is much better biggrin.gif
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Dr_digitaL

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Can Someone Please Implement Smart Sound
« Reply #8 on: August 04, 2004, 12:34:00 PM »

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jmarshall

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Can Someone Please Implement Smart Sound
« Reply #9 on: August 05, 2004, 07:20:00 AM »

You are referring to Dynamic Range Compensation.  This should be (and is) a function of the AC3 decoder.

Your infinity or whatever it is surround system should have this.

XBMC passes AC3 directly without altering it.
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Dr_digitaL

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Can Someone Please Implement Smart Sound
« Reply #10 on: August 05, 2004, 12:50:00 PM »

hmm....will have to take a closer look then, it was in the main audio setting in xbmp, will maybe "dynamic headroom" (I think thats the setting, im not in front of my xbox, so I'm going off of the top of my head) help my situation?  What exactly does dynamic headroom do?
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Dolfhin

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Can Someone Please Implement Smart Sound
« Reply #11 on: August 05, 2004, 03:45:00 PM »

QUOTE (Dr_digitaL @ Aug 5 2004, 08:53 PM)
hmm....will have to take a closer look then, it was in the main audio setting in xbmp, will maybe "dynamic headroom" (I think thats the setting, im not in front of my xbox, so I'm going off of the top of my head) help my situation?  What exactly does dynamic headroom do?

The manual (http://manual.xboxme...edOptions&v=m4q) says :

Audio Headroom:

This alters the amount of headroom (room to increase the volume) that we save to allow the XBox audio hardware to mix the audio.
It should be left at 6dB unless you understand what it means.
Setting it to 0dB will give louder output, however it may cause clipping in some circumstances (particularly if mixing or processing with the XBox's AC3 encoder is involved.)
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Perplexer

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Can Someone Please Implement Smart Sound
« Reply #12 on: August 07, 2004, 12:39:00 PM »

QUOTE
Midnight mode limits special-effects dynamics for late-night viewing, while maintaining dialogue audibility.
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