dolby digital and dolby true hd on the dark knight sound the same.

gooner26

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hi, thanks for the reply. the sound quality in the explosions are the same aswell. everything is the same except for a slightly louder sound with the dolby digitak track.
 
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Anonymous

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have not got them both but i have the dark knight on blu-ray and batman begins on dvd and the sound on the dk blu-ray is much better.
 
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Anonymous

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Just watched it for the first time and True HD sounded good but in a scene at the beginning with Comm Gordon the dialogue mix was too low and hard to pick out. Also I wasn't too keen on Batmans billy goats gruff voice.

Apart from that it was a great film and Heath was astonishing.

R
 

Cofnchtr

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Paulthefilmfan:have not got them both but i have the dark knight on blu-ray and batman begins on dvd and the sound on the dk blu-ray is much better.

Hi,

He's only talking about the one film, The Dark Knight.

Cheers,

Cofnchtr.
 
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Anonymous

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I have just watched my blu ray version, with True HD, on a set of Polk LCI80's (these are fantastic) my yahama DSP-AX763, picked up the True HD flag, the panny BD30, showed the bit rate as lossless @ 24fps and the sound stage was much more involving and clearer than a direct comparision on a DD 5.1 scene.
 

Alsone

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Gooner / Andy Clough,

I'm experienceing the same thing on my BD35, see this thread:

http://whathifi.com/forums/2/163153/ShowThread.aspx#163153

In fact I even recorded the sound tracks with my HD camcorder with everything kept exactly the same except the sound processing setting and the editor showed increased volume and dynamics and better speech to DD over True HD:

True HD via Bitstream peaks on the Left Hand Side, Dolby Digital downconversion from True HD on the right (same scene).

You can immediately see the peaks on the right hand side (the down conversion) are larger and more dynamic.

Image deleted - again. 400 pixels max wide, or out they go - Mods

Maybe Panasonics onboard decoder is actually enhancing the sound further compared to True HD.

I used National Treasure 2 - Book of Secrets and Kung Fu Panda - both showed DD better than True HD.

Worth emphasising, the DD isn't the DD sound track from the disc but True HD downconverted to DD by the Panny's own onboard processor.

In fact I put the video comparison up here back to back:

http://vimeo.com/2417407

Even from a poor onboard mic and then flash conversion which kills the sound differences, you can hear the second sound track is beefier, recovers more fine detail as the soldiers walk on at the begining and sounds altogether richer.
 

gooner26

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what i can't quite work out is that i listened to bladerunners true hd soundtrack and letters from iwo jima true hd soundtrack on my ps3 and i can clearly hear a massive difference when listening to true hd. basically what i'm saying is that the dd track and true hd track on thge dark knight sound the same, with the dd track sounding slighty better.
 
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Anonymous

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Here's a hint,on the PS3 menu,try turning the Dynamic Range Control to off during the DD True HD playback. I have noticed an improvement in the HD audio over DD.
 

gooner26

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it's doing my head in as to why this is happening. ive tried other blu-ray disc's and true hd sound far superior, but with the dark knight dd sounds better.
 

Clare Newsome

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Well, seems like plenty of us went out and bought the DK blu-ray
emotion-2.gif
 
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Anonymous

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Cofnchtr, I know that clever cloggs. What i should have said was i used to have batman begins on hd-dvd with dolby tru and batman on dvd so for some reason i was uing them as comparison. lol. Think i need to lay off the drink.
 

professorhat

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Okay, have tried this out now - whilst the Dolby Digital core certainly is louder, there's no where near as much detail in the track. The most noticeable spot I think is the chase scene through lower Gotham - remember you're not looking for a louder bang, but little details. In this scene, I found the dialogue got a bit muddled on the DD core track and certainly the effect when the police van is knocked into the water didn't sound as crisp to me as the TrueHD track.
Just to be clear, I was switching between the Linear PCM and Bitstream setting on the PS3 to get the Dolby TrueHD and core Dolby Digital track respectively (i.e. so with Linear PCM, my Onkyo was showing Multich as the signal being received and PS3 showed Dolby TrueHD when pressing Select, whereas with Bitstream, both amp and PS3 showed Dolby Digital).
Hope this helps.
 
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Anonymous

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The sound is phenomenal, i tried it out tonight with a Pioneer BDP-F51 and Pioneer LX-51 and a KEF KHT3005SE and the sound was just incredible. There's a big difference between the DD5.1 and DDTHD tracks, the amount of detail was so much greater on the TrueHD track. And yes, the sound was slightly lower, turning the AudioDRC off did help a bit though. :)
 
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Anonymous

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I've heard that this blu ray transfer is reference level for audio and video. Batman's voice is cringe worthy though!
 
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Anonymous

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professorhat:Just to be clear, I was switching between the Linear PCM and Bitstream setting on the PS3 to get the Dolby TrueHD and core Dolby Digital track respectively (i.e. so with Linear PCM, my Onkyo was showing Multich as the signal being received and PS3 showed Dolby TrueHD when pressing Select, whereas with Bitstream, both amp and PS3 showed Dolby Digital).

Hope this helps.

Remember though that the PS3 will actually show Mutlichannel DD and 5.1 DD on the receiver when bitstreamed and vice versa for Dolby True HD over Linear PCM.
 

professorhat

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Faizal:Remember though that the PS3 will actually show Mutlichannel DD and 5.1 DD on the receiver when bitstreamed and vice versa for Dolby True HD over Linear PCM.
Don't really understand what you mean by this, but can assure you on my Onkyo 905, the PS3 shows Multich on the receiver when the PS3 is in Linear PCM mode as it's receiving Multichannel PCM. When Bitstream is selected, it shows Dolby Digital because that is what it's receiving (given the PS3 is unable to bitstream Dolby TrueHD).
 
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Anonymous

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Watched this the last night (TrueHD over PCM from my PS3), and I ended up going into the settings on my yam 763 and changing the dynamic range to 'standard' instead of 'max' as I found if I set the volume at a level where the voices were loud enough, the roof of my house nearly came off during the explosions and other loud bits...
 
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Anonymous

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Point Taken. Sorry if I sounded a bit vague, but I just figured this out the other day myself as well (it certainly took me awhile). When DD is selected over bitstream the PS3 will show DD as well but in Multichannel mode and the receiver 5.1 DD due to the receiver doing the processing and when Dolby True HD is selected over Linear PCM the PS3 will show 5.1 Dolby True HD and the receiver Multichannel due to the PS3 decoding on board.
 

The_Lhc

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rdsoftware:Watched this the last night (TrueHD over PCM from my PS3), and I ended up going into the settings on my yam 763 and changing the dynamic range to 'standard' instead of 'max' as I found if I set the volume at a level where the voices were loud enough, the roof of my house nearly came off during the explosions and other loud bits...

I think this is the nub of the matter, HD audio has a much larger dynamic range than previous formats, ie the difference between the quite bits and the loud bits is greater, and the quiet bits are quieter, so people think that DD "sounds better", what they mean is it sounds louder.

I guess it's the difference between listening to pop and rock or listening to Classical, when that lone violin starts playing you struggle to hear it, so you turn it up and then the whole orchestra kicks in and blows your head off, whereas that doesn't happen with a Metallica cd (because it's ALL recorded at the same volume), so people think it's "louder" and obviously "louder"="better".
 

The_Lhc

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bennyben:I've heard that this blu ray transfer is reference level for audio and video. Batman's voice is cringe worthy though!

Well, to be fair it was just as annoying in the cinema, so it sounds like a pretty faithful transfer!
emotion-2.gif
 

pete321

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I have to say that I've noticed very little difference between TrueHD and DD5.1 as long as the DD5.1 track is 640kbps. That's not the same for DTS-HD Master or PCM though, where I think the improvement is more noticeable.

Personally if a studio is going to give a blu-ray a TrueHD soundtrack which is about 3 or 4 x the size of DD5.1 640kbps soundtrack, I'd rather that they just put the DD5.1 track on and used the extra space for a higher movie bitrate. Either that or preferably use DTS-HD or PCM.

It seems strange from my current collection of blu-rays that the majority seem to be DTS-HD or PCM, not Dolby TrueHD. With DVD's, although DTS was generally accepted as a better soundtrack, Dolby was more commonly used. With blu-ray, thankfully the studios seem to have a preference for DTS-HD.
 

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