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Olympia in HD: Von 1080i 60 nach 720 50p

Olympics in HD: From 1080i 60 after 720 50p



Newsmeldung von slashCAM:
Februar 2010

Hier geht es zur Newsmeldung: Olympics in HD: From 1080i 60 after 720 50p




Antwort von Kevinovicz:

Soso, which has the "ZDF" Now, after decades of ARD finally bought the sports show ... ;-)
Please change the text.



Antwort von deti:

Although "making high-quality" converter from 1080i60 720p50 for us, the Olympic images not always look good for HDTV. Picture of the impression can be for me s.besten as "mushy call" and this is certainly not s.der lower Resolutionvon 720 lines. The launch in the HD era has thus still some room for improvement. Significantly better than SD picture quality is synonymous today and so should at least be a casual viewers happy.

Deti








Antwort von EThie:

I disagree. I could see between the HD and the SD recordings no significant difference on my 32 "LCD. Perhaps emotionally better-defined colors, less color bleeding, but nothing else, what would be the issue value. All signals were on one of HDMI cable Kathrein UFS 910 transferred to television.
I was disappointed.

Greeting
E. Thie.



Antwort von Knut_44:

synonymous, I must first look twice whether SD or HD is being sent. At least, here is SD material look much better than SD on a transponder.

Thus, it is the difference from HD synonymous somewhat lower.

But the few programs to control operation has been declared as an impertinence.



Antwort von joe11:

I have seen maybe 3 minutes and Olympia already occurred to me on the conversion of 60 to 50th It seems to me we rather have taken a bad converter. Okay, it must run in real time.

Why not send along the entire route up to the original television signals? Consideration of an old standard was not necessary in any event, such as the shift of s / w to PAL.

HDTV is immature and inflexible.



Antwort von Jott:

"Ethier" wrote:
I could see between the HD and the SD recordings no significant difference on my 32 "LCD.


Synonymous is no wonder, because you will massively fucked. The sending of Vancouver, a lot of upscaled SD material. Who does not notice, is living proof that you can get on HD-TV, at least in this form one.



Antwort von kuebler:

"joe11" wrote:
...
HDTV is immature and inflexible.

No, the public broadcasters are inflexible.

This can make themselves even synonymous, because unlike normal operations of the market economy, they have their sales already this year s.Anfang virtually certain no preference which dung they bite their tax payers generously throw yet ...



Antwort von Soulfly:

The Verarsche is indeed synonymous your good public law;)

But seriously, I could see well (significant) differences between SD and HD. I receive the HD signal via cable and have a built-in HD tuner in the new Samsung TV.
Sure is old material upscaled synonymous and one or the other camera will still deliver SD signal. But the broadcasts of the race and the studio cameras are HD and it looks quite synonymous one.

@ joe11: You seem to have the calibrated gaze. But what thou hast seen the 60/50 conversion, I would be very interested. And the original signal (ie NTSC) to send here is a magic trick that will not succeed.
HD is not immature and inflexible, but rather the makers. In other countries, HD is going back many years, but Europe is behind.



Antwort von Schleichmichel:

I'm not up to date ... is it still based on mpeg2?



Antwort von deti:

"Surreptitious Michel" wrote:
I'm not up to date ... is it still based on mpeg2?

No, H.264.

Deti



Antwort von Schleichmichel:

... at least. Since we were so until recently, Eastern Europeans still ahead.








Antwort von deti:

"Surreptitious Michel" wrote:
... at least. Since we were so until recently, Eastern Europeans still ahead.

Huh?

Deti



Antwort von Jitter:

I agree and disagree only Soulfly has the general bellyaching about HDTV the public broadcasters. Since Sendebeginn of arte HD 2008, I am going and enthusiastic. Whether something of SD is upscaled on HD or native was produced as HD, you can tell right away. In football it is abundantly clear to see. There are now synonymous Hollywood classics re-sampled, and resampled farbrestauriert marvel at 720p too grandiose -! On my Panasonic plasma (42 inches) and a fortiori on projector and big screen you can see the jump in quality. That I did not imagine to confirm visitors who are equally impressed.
Maybe your TV just are not worth anything and will not cope with 720p50.



Antwort von joe11:

"Soulfly" wrote:

@ joe11: You seem to have the calibrated gaze. But what thou hast seen the 60/50 conversion, I would be very interested. And the original signal (ie NTSC) to send here is a magic trick that will not succeed.


You could see it at every turn fast. The background was twitching and smeared. The 60/50-Konvertierung came to me immediately to mind. With the 1080i> 720p there will not better, but simply because it might not look so bad.

To be sent as a broadcast must be in the original Olympic frequency. One must, of course, convert the SD signal on 50, since the CRT TVs do not understand otherwise.

But why is converted for HD equipment, which can hardly be older than 4 years old, at 50? "This is bullshit. Absolutely idiotic.

For HD the whole entire transmit chain has been replaced. Why have they not done it right? Or we have no global communication, and each country makes its own content?



Antwort von deti:

"joe11" wrote:
For HD the whole entire transmit chain has been replaced. Why have they not done it right?

I think You think broadcasting from something too simple. It is not just that there is any PC in the corner, from which raussprudelt a live program, which will then be distributed only through a transmitter needs.
For example, a company has consistently a clock signal is synchronized to all internal and external source synonymous. All crossbars, all mixers, all Playoutsysteme must be synchronously. Would send 1080i60 signals, so would need for EVERYTHING that is not 1080i60 again be performed, a frame rate conversion, which again leads to judder. If we were to change the frame rate during the broadcast, so it would clearly not the most digital channels. Result for the few that would correctly detect the change of flags in the H.264 data stream, then the fixed setting HDMI mode back to a frame rate conversion. Only very few receivers are capable of its output signal via HDMI 1:1 accurately depict the decoded data stream ready. Then, there is also the time it takes for the TV to perform a mode change. In general, here is the picture for 2-3 seconds away!

So please dream of winning a lottery, but not of any miracles when it comes to HDTV!

Deti



Antwort von TheBubble:

"deti" wrote:

Would send 1080i60 signals, so would need for EVERYTHING that is not 1080i60 again be performed, a frame rate conversion, which again leads to judder.

As long as each item is only changed the frame rate would be something probably doable without too much effort. They should have just better to schedule early this flexibility.

"deti" wrote:

If we were to change the frame rate during the broadcast, so it would clearly not the most digital channels.

Then they'll just get an update, or, if you can not, be replaced.

"deti" wrote:

Then, there is also the time it takes for the TV to perform a mode change. In general, here is the picture for 2-3 seconds away!

If some devices as long as needed, then the owners have to just live with it or to replace it. In any case, is synonymous not a reason to block improvements in the long term.

The transmitter converts of i to p, then the Resolutionvon is reduced 1080 to 720 and then for most alerts will again extrapolated to 1080, but is really hard to understand ...



Antwort von Jott:

Therefore make it synonymous not all channels so many rich 1080i through because ere almost everything is so produced, not in 720p50. Which way is better? An old topic of debate, the proponents of both sides get here fast crimson heads, what is fun again synonymous.



Antwort von deftobe:

So the whole confusion dissolve something .. zdf gets the series on the hd-cam tapes sr with 1080 25p ... or psf



Antwort von Jan:

I did not really complain, but who sees no difference from the HD signal of ARD at the Olympic transfer to non-HD signal s.einem some clever HD TV should soon see his eye doctor.


Some sources of error should be noted, however, necessarily the quality to be seen. As would be eg a good antenna cable, please use no Wühlkisten antenna cable from the discount stores for 3.99, but a well-shielded cable (mind 100 DB) - Golden contacts.

Then please do not synonymous with not connecting HD devices, or even with 414k pixels Scart connections that runterregeln the quality again.

An old 576i DVD Recorder with HDMI Full HD "blowing" the signal deteriorated considerably.

Synonymous, one should ask whether the HD TV (just like an old 32) "any one (HD)! Has built in cable box and can deal with the original signal.

A customer in my store complaining about the bad synonymous ARD and ZDF Olympia transfers s.seinem good new LED Samsung. We're sorry but he did not know which one needs to make a new channel-the regular ARD and ZDF to the known frequencies is old in SD, the HD signal has to stand next to ARD and ZDF HD learned that you should already know and respect . So there is no automatic switching of ARD and ZDF, old to new. A new channel-searching is called for.

As I still do not own HD receiver, I connect the signal from my digital cable signal (cable Germany) via high-quality antenna cable directly with the HD TV, scan for new ARD and ZDF HD HD is seen today.

On my TV is still the old saved synonymous ARD and the difference is like day and night.

I will not say that this is the ultimate picture, but there is a real improvement. At least as far as the Olympics and the transmission of news.

Older series, which are now broadcast on ARD and ZDF HD, the recording really just look a bit better. I believe that we now recognize very quickly whether they are inflated 576er material or actual HD material - no preference whether 720p or 1080i.


Two of my colleagues feel the Olympic HD transmission synonymous as much better, but to use) the right equipment synonymous (HD receiver without SCART or RCA connections with a good antenna cable.


When new signals are to me synonymous with the extreme blocks of education, the more disturbed background image, all known aberrations almost gone, I'll give the ARD and ZDF HD transmission is very clearly a good grade, synonymous when it is well known, not entirely free.



For a long time I thought the poor image quality is more s.den weaknesses of the HD television, now I believe it is significantly more s.schlechtem signal is not HD TV stations.



VG
January



Antwort von TheBubble:

"Jan" wrote:
As would be eg a good antenna cable, please use no Wühlkisten antenna cable from the discount stores for 3.99, but a well-shielded cable (mind 100 DB) - Golden contacts.

Pretty contacts, expensive version, and so play no role in a digital transmission, rational normal products are sufficient. Either it works and you can receive a digital transmitter, or it just does not work. Quality grades, depending on the antenna cable, it certainly is not one.








Antwort von deftobe:

ard and zdf hd look at me extremely well and are a huge variety of sd-version! I receive my tv through unity with an integrated HD digital media receivers on tv!
mega'm glad that they finally send hd!



Antwort von Jan:

@ TheBubble - I would not confirm from my own experience. I used a cheap 4 ¬ synonymous antenna cable s.meinem new Samsung HD TV.


I was struggling with increased aberrations and frequency noise with a troubled picture, after I now use a high quality Antennkabel with good shielding (100 DB), has my picture with the above-mentioned problems greatly improved for me. With more clarity that has nothing to do, which I had not been described synonymous.
To me it is more about me acting interference.



@ Deftobe - I mean, yes, I even thought I am the only user sees a distinct difference!

VG
January



Antwort von TheBubble:

"Jan" wrote:

I was struggling with increased aberrations and frequency noise with a troubled picture, after I now use a high quality Antennkabel with good shielding (100 DB), has my picture with the above-mentioned problems greatly improved for me.

Then you look analog TV, no digital. Apart from that, yes, I advise not to unsuitable cables, but reasonable with a reasonable price / performance ratio.



Antwort von Jan:

No, I had only one (e) Interview & reconciliation with my cable provider (Cable Germany), with me is installed, a digital cable connection. The analog was replaced 2-3 years ago.


When you look up (no preference which device - receiver) and I search for digital TV channels, which are then synonymous found.

Where the fault lay with me, I can not say. Möglichweise brings better shielding something, maybe I know near the TVs in my house synonymous increasingly interfering sources, who?


VG
January



Antwort von Jogi:

Who zwisschen two sources, ie, ARD and ZDF and ARD and ZDF HD HD backandforth switches will have to see big differences. But one could read with RCA and Scart connections (as above) will NOT synonymous with HD and not even digital. About these compounds there is always analog only.



Antwort von Jan:

Ok, my mistake with this formulation.

A pure HD signal (which is HD) can not be transmitted even with SCART or RCA. But I can already connect two HD devices with SCART or RCA, but I will not getting a HD signal more picture and sound but already.

Unfortunately so do the thousands of German, and complain about their picture. Often, therefore, the chain is not designed as HD eg HD Receiver + HDMI = HDTV, but SD DVD recorder + HDMI upscaler or scart = HDTV.

Meanwhile, there are synonymous DVD Recorder with HD tuner like the new Panasonic DMR XS 350, which is equated with his "guts" with a HD Recorder & Receiver.

A digital SD antenna signal but I can not even by the DVD recorder or SD receiver via SCART or RCA to connect to HD TV, and I'll see synonymous Picture & Sound.

In large German cities in the center barely an analog antenna signal, there have been like in my case, large companies such as KD & secure installations and connections to send out digital for some time.


VG
January




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