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#51 | |
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![]() I did not, I stated if you think you can do better than do better, but a different product and stop he immature rant
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#52 |
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Heavy handed DNR.
The screenshot comparisons posted by StinDawg tell the story.
Not sure if its a function of lower bitrate or a setting they are intentionally using when encoding, but they are de-noising the 1080p encodes and its blurring alot of the detail. Its classic DNR and not necessarily caused by lower bitrate as its not compression artifacts. (though the DNR might be applied to hide compression) Now, some people will claim that it looks better because it is "less grainy", but it does obscure details in doing so. To each their own. Though I would hate to see Band of Brothers or the Pacific in itunes 1080p (if available) vs. the Bluray... certain scenes were intentionally left grainy would get washed away with DNR. |
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#53 |
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I'm assuming these lower bitrates are due to the fact the AppleTV only has 8GB onboard and that Apple wants to make these all streamable. Most people don't have connections good enough to stream 10mbit video.
It would be really nice if, in the future, they make the video adaptive to your internet connection when streaming from the cloud. Probably wishful thinking though. I only have a few movies purchased from iTunes right now and I really can't complain too much about the quality, but I do wish it was up to par with the Xbox/Vudu, which are ~8-10mbit. |
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#54 | |
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Someone should post this thread on the official apple forums. I'd be interested to hear what their response is. Last edited by StinDaWg; Oct 20, 2012 at 08:08 PM. |
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#55 | |
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Now, I'm not saying that you don't have a point here, you most likely do but make sure it's from real content that's actually provided from the iTunes Store. Then again, you could easily change the filenames yourself to imitate the naming system iTunes uses and go with that. There's no real way to tell if these came from legit purchases from iTunes, but the file names on those screenshots do not help. |
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#56 | |
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They probably are heavily DNRed, and why they look so blurry with no detail. It's funny to see people think it's better though just because it's 1080p. Last edited by StinDaWg; Oct 21, 2012 at 01:21 AM. |
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#57 |
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The Following S01E01 720p vs. 1080p
http://screenshotcomparison.com/comparison/3822 http://screenshotcomparison.com/comparison/3820 http://screenshotcomparison.com/comparison/3821 There is more detail in all of the 720p shots. 1080p is blurry. This is what you are getting with your "upgraded" 1080p encodes. |
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#58 | |
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So much for the "excellent" image quality of Apple's ridiculously low (generally, under 3 Mbps) encoding bitrates. Not even Apple can beat the laws of physics - that is, the law that states that quality H.264 encoding at 1080p starts at at least 7-8 Mbps. EDIT: BTW, are these results published in a full article? I'd like to refer to it in my video/encoding-specific articles to emphasize how lame Apple is, how they cheat their customers and why it's worth doing the Blu-ray ripping yourself instead of purchasing Apple's cr@p. |
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#59 |
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... and some of you actually think Apple does all of the encoding for the iTunes movies ?
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#60 | |
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This is great, absolutely perfect for comparison. Heavy DNR use by , just look at the pics.
__________________
09 2.26ghz Octo, Cinema Display 27", MacBook Air, iPhone 4, iPad 16gb 3G, TV 2G,
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#61 |
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#62 | |
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Sure, they can refund my money if it's a gross screwup but they aren't going to enact any change. They also aren't going to care when I start comparing screen shots at different resolutions. |
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#63 | |
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Apple provides what the studios (who control the content mind you) provide. Just sayin'. Edit: I have no dog in this fight but fwiw imo if the iTunes HD sources were higher bitrate and not so pared down, the title of this thread would probably read " Why does it take forever to stream my movie?" Personally for internet provided video I don't think its that bad considering. And I have done a "fair bit" of video encoding in my days. Now again, its just for what its worth. That and a quarter might buy you a cup of coffee.
Last edited by dynaflash; Jan 23, 2013 at 03:11 PM. Reason: Added an Edit. |
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#64 | |
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Pick a film (not TV show) that was mastered in 1080p, and which Apple offers in 1080p. That will be a better test. |
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#65 |
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And preferably not a bframe. Which is what you posted. As well a still from a movie is not the best judge of the playback video quality.
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#66 |
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Nevertheless, it's not only the inferior image quality of iTunes movies that I prefer ripping my own Blu-ray discs but also: - the lack of any kind of subtitles (or even English CC's with about 70% of the titles) - pretty big a problem for non-native English speakers - no commentary audio tracks in most cases - copy protection - priced about the same as Blu-ray discs ordered from Amazon - extras not playable on iOS devices / ATV (unlike BD extras, which are encoded with plain H.264 and are directly playable after ripping on non-x86 platforms) |
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#69 | |
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Many shows are released as a re-encoded 1080i or 720p file from broadcast onto Blu-ray in 1080p/24p. Sometimes, they don't even bother to re-encode (and you get just the same 1080i version that aired). Sometimes, concerts are released in 1080i as well. The file container has little to do with the quality of the file within. In other words, a re-encode is akin to upconverting and does nothing to add detail to the video. |
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#70 | |
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Last edited by StinDaWg; Jan 24, 2013 at 08:04 PM. |
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#72 |
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Google would be a good place for you to start. It's common knowledge.
Last edited by StinDaWg; Jan 24, 2013 at 10:29 PM. |
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#73 |
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#74 |
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I purchased all of the Star Trek: Enterprise episodes. There is a great improvement in definition between the 1st year (720p) and the latter years (1080p).
I've also watched several movies and the resolution rivals my Blu-ray experience. Yes, you can tell that there is some compression, but for the most part, surprisingly, it looks great. Of course some sources are much better than others. |
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#75 | ||
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, just look at the pics.
Linear Mode
