Vc1 vs avc 1. 1. May 7, 2007 · HD-DVD HD30 VC-1 (ranging from 10 - 25MBit/s) encoding versus Blu-Ray BD50 AVC (very high bitrate, ranging 29. The codec can easily handle 1,920 × 1,080 pixels resolution at 6–30 megabits per second (Mbps) for high-definition video. 7Gb), unfortunately bitrate is not indicated. Jump to Latest Follow Follow Aug 19, 2007 · This is Xylon's good work. 264 using Handbrake (or whatever you prefer) at a high enough quality level that any differences will be undetectable. Roku does not support VC-1 so it will always need to be transcoded and as others mentioned, it’s very processor intensive. For HD resolution, CRF18/slow should be identical to the original in motion. First, the LO-VC in the SAP S/4 HANA is only available for OnPremise Deployment and second, improvements to the Variant Configurator This paper discusses the problem of transcoding between VC-1 and H. Bitrates are almost identical, so this makes a good codec comparison Jan 24, 2024 · Following in the footsteps of AVC is the High-Efficiency Video Coding or HEVC, commonly known as H. VC-1 thread Blu-ray Technology and Future Technology curves of HEVC and AVC. Ran two files through handbrake and am unsure if I did my settings wrong because my two files turned out being almost 3 times as big as the source. Picture quality in mpeg4 is much more rich, colourful and sharp. Step 3. For the encoding, the cpu_used preset was set to 2. Jul 11, 2014 · 2. Advanced Video Coding ( AVC ), also referred to as H. From the VC's perspective, there isn't that much difference. Hi. Under the common conditions set by the JCT-VC standardization body, HEVC CABAC has an average BD-cycle reduction of 31. Would like to know what is the major difference between Classic [vs] Advance variant configuration provided in CU41. This EU bashing is something I see more and more recently. Ramírez-Acosta 1, Mireya S. Its there anyway of checking what authoring house the different disc came from? Aug 1, 2007 · Besides all the fancy marketing lines we keep hearing especially around here for months now is there any objective benchmark methodology that allows us to compare AVC/h. transform architecture must be capable of computing all. Aug 16, 2010 · Quote: Originally Posted by eric. Mar 20, 2020 · For AV1 encoding a snapshot of the reference software was used (v0. Came up with come blogs shown Advance Variant Configuration as a part of S4 Hana. EVO only supports MPEG-4 AVC, MPEG-1 Video, MPEG-2 Video and VC-1. 264 encoder/configuration to a much faster VC-1 encoder/configuration and then conclude that VC-1 is faster ;) Take x264 as your reference and find options that encode at the same speed as your VC-1 encoder. May 7, 2007 · The advantage AVC has is that the breadth of adjustment applied by the loop filter is three pixels wide (as I recall) compared to VC-1's 1 bit. [2] Sep 1, 2023 · VC-1. 1 MPEG-4 AVC/H. Comparison 7/10: unknown. It is easier to implement. Hi, I’ve ripped all my blu rays using MakeMKV. 265) vs VP9. 264 data without start codes. 264 processes frames of video using macroblocks, while H. Jan 5, 2008 · Now that Warner and other studios will be releasing higher bit rate VC-1 coded movies to take advantage of the greater bandwidth in the Blu-ray specification I wonder which codec will actually produce the best results. For all codecs, a two-pass Mar 30, 2006 · Next, we focus on the capabilities of the latest generation of codecs including H. About 100 have a VC-1 codec. 264, and although the Nvidia Shields can play VC1, the FireTV sticks can't. The TV client will play VC-1 if the audio is Dolby using direct play. You can't change the encoding and still retain a "1:1 copy". VC-1, by contrast, uses high-order entropy coding that is MPEG-4 AVC and VC-1 weren't known quantities then, and it cost a lot to get new encoding pipelines in place. Mar 29, 2024 · H. VC-1 contains coding tools for interlaced video sequences and progressive encoding. 1 Dpto. En el primer caso, puede llegar a superar la compresión de VP9 y HEVC en hasta un 40%, aunque lo más normal será un 25% Nov 30, 2014 · transforms defined in the AVC, A VS, VC-1 and HEVC. cannot play any media that is both a VC-1 video codec (known issues globally with this codec) and a DTS audio track (Samsung chose not to licence this audio codec). I’ve looked at MKV Tools which is great and does exactly this with batch encoding. The client will play DTS if the video codec is anything except VC-1 by transcoding (oddly) the mkv to mp4 and Nov 11, 2008 · Blu-ray reviews: 76. Run HandBrake, you'll be guided to add a single VC-1 video or a folder with loads of VC-1 files for batch conversion. Jan 1, 2008 · Similarly, comparisons between codecs have been performed as in [10], where VC-1 and AVC/H. I’d like to simply convert the video to h264 but maintain all the subs and various audio track in the mkv container. In economics, average variable cost ( AVC) is a firm's variable costs (VC; labour, electricity, etc. Vignesh V. Anyway, that just leaves 1) the missing VC-1 acceleration or 2) conversion from VC-1 to H. The newer codec will have a lower bitrate because it uses newer/better technology to achieve the same quality threshold. 0-7691-g84dc6e9). Sep 10, 2008 · I only tried it for a short while when I first installed my 3650 but I seem to remember that it nixed all acceleration of VC-1 and AVC. Block diagram of video coding layer of H. 263, MPEG-1, MPEG-2, and MPEG-4. I will go for the easy ones later Blu-ray info: Code: Total Application Form: Voluntary Contributions (VC1) Edition: September 2021. VC-1 ，全名 VC-1視訊編解碼器 （ Video Codec 1 ），是微軟所開發的視訊編解碼系統。. These results were obtained using the open-source encoders libvpx-vp9, x264 Mar 6, 2008 · Take part in a short activity and share your valuable opinion on new design concepts for AVSForum! >>> Click Here The "Perfect" VC-1 vs. VC-1 is not an MS product officially and has/had a consortium of a dozen others developing it with MS. Aug 1, 2007 · In other words, to achieve a given PSNR, MPEG-2 requires a bit rate up to 3 times higher than VC-1. Specifically how the AVC codec crushes the blacks. That's why it's basically extinct these days apart from some old bluray remuxes kicking around. 264 bitstream with start codes. More detail in one (BluRay) encode o Jan 5, 2008 · Maybe I am crazy, but VC-1 seems to look better to my eyes. This smudging of detail inherently helps to smudge artifacts as well -- so just dumping bits on it can help achieve a more "attractive" picture -- however, it's a problem if you prefer to preserve the May 21, 2007 · The only reason that VC-1 is getting the results it gets is that Amir and his team go through the movie line by line correcting and re doing stuff that isn't up to standard manually. If we are seeing higher bitrate Blu-ray exclusive VC-1 encodes, then that implies the VC-1 toolsets have evolved to better support Blu-ray. VC-1 surely points in the architectural design category. How Will High Bit Rate VC-1 Compare to AVC. The MP4 container format stores H. Let's say the company sells for $100mm Feb 16, 2023 · HEVC has provided an average 1. R&D, PILIMTEC Mar 8, 2011 · AVC and VC-1 can both deliver superior quality, no doubt. That being said MPEG-2 can look great examples Kingdom of Heaven and Black Hawk Down. 1/10: unknown 2/10: unknown Jan 21, 2008 · HDTV Software Media Discussion. A bit of Blu-ray history also tells you how this is going to change: Sony, Fox, Paramount and Disney used to use MPEG-2 because their authoring facilities didn't offer AVC. "Codec Wars" : The attempt of an objective AVC/h. 265 is how each processes information and the resulting video file size and bandwidth consumption used with each standard. Select "MP4" or "MKV" format under "Summary" tab. standards, a multi-standard PE for the proposed unifie d. 86 mbps HD DVD 21. 49x for 4K content. 84 mbps Lots of motion and flames for this first set of screenshots. They can also look absolutly atroshious like The Italian Job. 34x and as low as 0. Dec 5, 2008 · For some reason my post didn't make it. 264 encoder with perceptual quality score. Check out the blu-ray stats site. Mar 30, 2006 · Both H. 2 days ago · PExVC+ Presents: AVC Challengers CupAustralia vs. 264) codec VS WMV (VC-1). You must have calculated wrong then. Jun 1, 2007 · Take part in a short activity and share your valuable opinion on new design concepts for AVSForum! >>> Click Here Compression-decompression (CODEC) algorithms make it possible to store and transmit digital video. VIDEO STREAMING TECHNOLOGY . Achieving high-quality online video services requires improved video coding capabilities. Maybe I was wrong in that belief. 264 is synonymous with AVC and MPEG-4 AVC and MPEG-4 Part 10. 264 versus VC-1 benchmark High Efficiency Video Coding tiers and levels are constraints that define a High Efficiency Video Coding (HEVC) bitstream in terms of maximum bit rate, maximum luma sample rate, maximum luma picture size, minimum compression ratio, maximum number of slices allowed, and maximum number of tiles allowed. The AVC can also be calculated based on the average total cost and the average fixed cost. The optimal design must trade-off between compression efficiency Nov 13, 2015 · If your original Blu-ray movie was encoded by the studio with VC-1, you should use that as the source material for any future processing/encoding. 2003年提出標準化申請，最早名字是 VC-9 。. AVC and VC-1 will generally look better than MPEG-2 just because because AVC and VC-1 are more efficent codes. 261, H. Where you don't have unlimited bandwidth, which is basically always for consumer delivery, the significant efficiency advantages of AVC and VC-1 are MPEG LA [1] Website. ) divided by the quantity of output produced (Q): Average variable cost plus average fixed cost equals average total cost (ATC): A firm would choose to shut down if the price of its output is below 8th July 2009, 13:37. 264 left to solve. AVC & VC-1 are more efficient because they require a lot more encoding and decoding horsepower. Short-run cost curves. Another firm shows up, a firm that is less valuation oriented, and they offer $5mm for 20% of the business, which works out to $20mm pre/$25mm post. 66x more bits compared to 1080P. mpeg-4 avc vs. The new presets may help to do so. Alejandro A. Nov 19, 2007 · HDTV Software Media Discussion. So, I’d do something like this. 264/mkv video with original audio, you can push the quality even higher if you want to mess with the speed vs quality setting putting it on a slower mode but conversion will take longer. VC-1 thread: Blu-ray Technology and Future Technology: Beta-guy: 14: 11-22-2007 04:15 PM: Why did Paramount went AVC with TF: General Chat: Papi4baby: 5: 10-22-2007 04:03 AM: Is AVC better than VC-1? Blu-ray Technology Feb 22, 2008 · I don´t want to start any "codec war/debate" here (so please don´t post any "VC-1 is da best ever codec boyeee!"-stuff. 264) video coding standard, whose first version was officially published in May 2003, and several Question: What is the MC of the first unit?1 pointsSave Ar\table[[Q,FC,VC,TC,MC,AFC,AVC,ATC],[1,,50,,,,,],[,,,,60,120,,],[2,,,,,60,,],[4,,,,,500,]] 6080 100 . 50 GB movie file size VC-1 Video Bit-rate = 14. tppytel. 08x. exe Then maybe only the first batch were VC1. One with a AVC video encode and the other with a VC1 encode. In contrast, the MPEG committee recently standardized the MPEG AVC (H. May 11, 2007 · The common practise for companies using VC-1 was to encode the HD-DVD version, and then port it to a Blu-ray compatible version. View the file View. VC-1是基於Windows Media Video 9壓縮技術的影像壓縮標準，由三大編解碼元件所組成，每一個編解碼元件都 Average variable cost. 264 with VC-1? One problem about this surely is that we are talking "moving targets" here - the implementations and encoder Collection Dante's Peak 1997 FRA AVC vs Previous VC1. 265/HEVC. 264 has a high-performance video coding design to save up to 50% bitrate compared to MPEG-2, and 80% to Motion JPEG video. But check the difference between the two encodes. MPEG-2 encoded discs pretty much dropped to zero after 2012, and a few years later VC-1 also pretty much dropped to zero aside from the occasional repressing of an existing glass master. Some comments and misconceptions, even in this thread: H. VC-1是基于Windows Media Video 9压缩技术的影像压缩标准，由三大编解码组件所组成，每一个编解码组件都具有 The technologies were published in August 2005 for the first time in a formal SMPTE document in the name of VC-1, and the official standard then was finalized in April 2006. VC-1 seems naturally smother without detail less. Nov 22, 2007 · AVC Vs. My local affiliate only has ≤13mbps allocated to the HD channel, so with fast motion there is macro blocking. MPEG-4 vs. Jan 10, 2009 · The Descent MPEG vs AVC (need help from AVC owners) Blu-ray Movies - North America: Eagle_23: 105: 04-06-2021 03:29 AM: AVC Vs. It's an alternative to the MPEG-4 AVC (H. Jul 9, 2007 · It is MPEG-2 (two times 1 for satellite distribution and 1 for ATSC transmission*), encoded in real time with CBR. But you can reencode the VC1 and MPEG2 videos to H. H. Oct 1, 2007 · Abstract. 2003年提出标准化申请，最早名字是 VC-9 。. VC1 To AVC. AVC considers a two-level hierarchical transform process involving six different transforms, namely, the forward and the inverse 8×8 and 4×4 DCTs and the 4×4 and 2×2 Hadamard transforms. Thanks in Advance. As the name suggests, the primary goal of HEVC is to provide even higher efficiency in video compression, aiming for nearly double the data compression ratio of AVC at the same level of video quality. So Plex has to transcode them. An average of 1. These results were measured using both low-motion and high-motion video sequences. Long load times. Based on the nature of the video, HEVC’s gain can be as high as 3. The encoding for AVC, HEVC, and VP9 was performed utilizing ffmpeg and, thus, libx264, libx265, and libvpx-vp9 are used. In the first transform level, the 4×4 DCT is applied to all the 4×4 luma and chroma blocks of residual data. CTUs process information more efficiently, which results in a Second point I want to point out is the difference from the AVC(H. 265. WMV is an exception as it was originally a Microsoft® proprietary Oct 9, 2023 · 近年、ビデオコーデックの分野でより高い圧縮率を実現するためAV01コーデック（AV1 Codec）は高い注目を集めています。今回は、AV01（AV1）、VP9、AVC1コーデック、各コーデックの違い、AV1ととの違い、さらにはYouTubeの動画を特定のコーデックでダウンロードする方法について紹介します。 Some containers only support a restricted set of video formats: DMF only supports MPEG-4 Visual ASP with DivX profiles. Look at James Earl Jones's hat and clothing. (my favorite examples are Boogie Nights and Children of Men) No I don't re-encode those for h. VC-1 (ブイシーワン) は、マイクロソフトが開発した動画像 圧縮方式であるWindows Media Video 9を規格化したものである。 規格化にあたり、 MPEG などと同様に、復号処理、すなわちデコーダの設計に関する規格として標準化されており、符号化処理、すなわち Feb 1, 2024 · The AV1 codec is more efficient than the VP9 codec, with a 25% efficiency gain compared to VP9, indicating better compression while maintaining the same level of video quality. 2006年4月正式通过成为标准。. click add to queue and start when it asks select full recode. The entrepreneur suffers the same dilution but gets $3mm more to work with. www . 3% for low delay, and 25. About a year ago, Microsoft made great strides in legitimizing its technology for broadcasting by getting its Windows Media 9 video codec (now grandly titled Video Codec One, or VC-1) accepted by the industry's standards body SMPTE. 264 is in the licensing, not VC-1 ，全名 VC-1视频编解码器 （ Video Codec 1 ），是微软所开发的视频编解码系统。. 30 GB movie file size AVC Video Bit-rate = 21. Blu-ray reviews: 41. Sep 20, 2007 · VC1 material at 720p played back flawlessly on my old 2GHz Pentium 4. Jump to Latest Follow Follow Mar 8, 2011 · Page 5- AVC vs VC-1 comparison? MPEG-4 AVC / H. 264/AVC and AVS or proprietary algorithms, such as On2, Real Video, Nancy and Windows Media® Video (WMV). int /rec /T-REC-H . Basically use crf, set Level 5 to get hardware compatible bitrate control, use a 4 second GOP, disable open GOP, and disable SAO since it blurs a bit and is only a good idea at lower bitrates. 264 or MPEG-4 Part 10, is a video compression standard based on block-oriented, motion-compensated coding. For example Nightmare before christmas and Godfather are on mpeg-4 codecs and both perfect. And I dunno what AVC you are talking about, but there's no way that a half-decent AVC stream would play back decently on a Barton (a Quicktime stream or CoreAVC with lots of optimizations, maybe). García-Vázquez 2, J uan Colores-Vargas 2. Either way you slice it Jul 25, 2008 · Blu-ray collection: 1139. This metric is useful for estimat-ing the throughput of an HEVC CABAC engine from an ex-isting AVC CABAC design for a given bit-rate. 263. 2006年4月正式通過成為標準。. Where, VC is the Variable Cost, Q is the quantity of output produced. AVC on the other hand has far more complex specs just to gain a few more points on compression. It supports high definition videos including 1080p and 4K @60fps. AVC tends to have a detailed hard look. Sep 18, 2013 · target audio = untouched. Download link for Download. Nov 3, 2008 · MPEG-4 AVC/H. It is represented as follows, AVC = ATC – AFC. Is one codec superior to another or is it just a matter of preference? Jun 23, 2020 · Classic VC [vs] Advance Variant Configuration. 5 dB PSNR improvement was observed for HEVC for the same QP values. vc-1. 38x bitrate gain over AVC for 1080P content and 1. 264 with VC-1? One problem about this surely is that we are talking "moving targets" here - the implementations and encoder Contents. Also don't forget that H. DVD collection: 36. 264/AVC, WMV9/VC-1 and AVS and provide insights into compression and complexity trade-offs that each offers. As far as decoding is concerned I wouldn't really call it expensive. Jan 12, 2024 · Step 1. However choosing the right codec and optimizing its real-time implementation for a specific application remains a tough challenge. 5MBit/s up to 39MBit/s if the PowerDVD meter in this thread in this sub-forum in the entire site Nov 13, 2016 · reddwarfcrew November 13, 2016, 10:33am 1. -c:v libx265 -crf 18 -tune film -x265-params keyint=96:level=5:no-open-gop=1:sao=0. Want to encode VC1 to AVC using the same bitrate as the source in hopes to quality loss is minimal. 264 can be really fast! You can't compare a "slow" H. Feb 13, 2010 · For unknown releases, LionsGate has released two versions of the Stargate 15th Anniversary Edition in North America. 93x-1. That should give you a high quality H. Social Protection; Mar 4, 2007 · One thing not mentioned in AVC uses CABAC which is significantly more expensive than the entropy coding in VC-1. Especially rich and colorful. 264/AVC and VC-1 codecs are capable of squeezing very high compression ratios utilizing the available processing horsepower in low-cost ICs such as programmable DSPs and fixed-function ASICs. Currently working in S4 Hana on premise. 264 is the most popular video codec in a wide array of software, hardware, and networks and is better accepted than H. F4V only supports MPEG-4 AVC, MPEG-4 Visual and H. Is one codec superior to another or is it just a matter of preference? Aug 1, 2006 · Examples of specific differences between AVC and VC-1 include AVC's use of six-tap filters versus VC-1's use of four-tap filters. Originally Posted by jagabo An exact copy of what's on the Blu-ray disc is the best source, whether it be VC-1, h. I have close to 150 in Blu/HD, so I have seen my fare share of both. Since VC-1 is faster and seems to compress a bit better, and has MS for support, it should win. 264 AND VC-1 CODECS COMPARISON USED I N IPTV . •. Use the slowest preset you can stand. 265 processes information using coding tree units (CTUs). itu . For these codecs, encoding performed with the slow preset. g. Nov 27, 2023 · 1080p（包括会员和非会员）和更低画质，结果有一定随机性。有一定概率出现av1和hevc码率比同分辨率avc低非常多的情况，这种情况下avc画质会更好。也有概率会出现avc码率反而不如av1和hevc的情况，这种情况下avc画质最差，但出现的概率显著低于前一种情况。 Sep 16, 2020 · The answer can be easily deduced by looking at 2 conditions. Typically, CODECs are either industry standards such as MPEG-2, MPEG-4, H. Paramount and Warner will keep using VC-1 like "business as usual". 264 video standards. 264. 264) video codec standard. Comparison of video codecs. 2 days ago · PExVC+ Presents: AVC Challengers CupVietnam vs. We currently have 50% AVC, 30% VC-1 and 20% MPEG-2 titles. Step 2. The older codec will have a higher bitrate because it has to, to sustain the quality. 3Gb) and BluRay using AVC(17. ), just wondering that are we going to see less VC-1 and more MPEG-4 AVC with Blu-ray, or is it that e. The main difference between H. [1] [2] Lower tiers are more constrained May 16, 2008 · Blu-ray 18. VC-1 Via LA’s VC-1 Patent Portfolio License provides access to essential patent rights for the VC-1 digital video coding standard (SMPTE 421M-2006) used in set-top boxes, media player and other personal computer software, mobile devices including telephones, Blu-ray DiscTM players and recorders, Blu-ray video optical discs, game machines, personal media player devices, still and video I have a lot of remux content that's VC-1 or MPEG-2. Vietnam - Round 1Match Date: May 18, 2024#pexvc #volleyballclub #volleyball Jun 27, 2013 · The $2mm buys us 20%. I bought the VC1 version the 2nd week it came out at Best Buy. It is an appealing option for those seeking high-quality video quality with better compression, especially for streaming services where bandwidth optimization is crucial. A torture test for the codecs. During the session, we discussed the fundamental differences between the two “modern codecs” and tied it off with an early analysis of each codec’s performance. Now this is fine for some movies, real top of the line stuff, but for everyday movies a bit of automation is required and this is where AVC really shines. That would be good news for Blu-ray (VC-1 is a solid codec opition). 264 is evaluated based on the subjective Mar 8, 2011 · I disagree that even MPEG-2 will do justice to 1080p at uber-bitrates (there are some mpeg-2 artifacts that just cannot be overcome by bitrate), but at 15MB/s, I highly doubt the ability of people to tell much of any difference between VC-1 and AVC. But at any particular given bitrate, AVC and VC-1 are significantly superior, seeing as how they are significantly more efficient codecs. Easier means less errors and cheaper decoding chips. Α video codec is software or a device that provides encoding and decoding for digital video, and which may or may not include the use of video compression and/or decompression. Both have the same audio and bonus features. Chinese Taipei - Round 1Match Date: May 18, 2024#pexvc #volleyballclub #volleyball Apr 24, 2024 · The formula for average variable cost equation is as follows: Average Variable Cost (AVC)= VC/Q. Microsoft also compared VC-1 with H. Jan 1, 2013 · The VC-1 codec is designed to achieve state-of-the-art compressed video quality at bit rates that may range from very low to very high. 264, or MPEG 2. Link A comparison between Hd-dvd using VC-1(18. And h264 indicates H. Try to get AVC to decode with that dinosaur. It takes less than a mm2 of die space. The size of the length field can vary, but is typically 1, 2, or 4 bytes. 264 are compared at the same bit rates and in [14] where AVC/H. . The compression may employ lossy data compression, so that Aug 1, 2007 · Besides all the fancy marketing lines we keep hearing especially around here for months now is there any objective benchmark methodology that allows us to compare AVC/h. 264 bitstreams that are transmitted over the air, or Aug 5, 2020 · For an APAC live event, our video coding engineer Christian Feldmann compared the HEVC (H. After the files are loaded, click on "Presets" menu on the top to expand the built-in presets and choose any option. 9% for random ac- Mar 12, 2017 · 4. 264 and found that both codecs have comparable performance when PSNR is plotted against bit rate. On average, 4K video uses 2. Microsoft VC-1: why high-definition video software standards are irrelevant. Most codecs are typically implementations of video coding formats . Again, maybe I'm crazy but that's how I see it. Instead, each NALU is prefixed by a length field, which gives the length of the NALU in bytes. We would like to show you a description here but the site won’t allow us. AVC shootout part 2? Coming to America. The video compression standard VC-1 was developed mainly for online video services and has been adopted by the DVD forum for high-definition DVDs. We can expect to see VC-1 applied to satellite TV, IP set-top boxes, and high-definition DVD recorders. There is not a good comparison chart for what you want to see because of the different bitrates used across the codecs. Part of Policies. VC-1 uses an adaptive block size integer transform, which is different from the 4Ã 4 integer transform used Nov 7, 2019 · AV1 es un códec que puede emplearse tanto en vídeo como en imágenes. Finally, we discuss real-time implementations and key trends in end-equipment segments that may influence choices between the popular video codecs. That's what? A couple of cents? The cost of H. Dec 31, 2010 · MPEG-2 at high enough bitrates can be every bit as good. 1% for all intra, 24. Indonesia - Round 1Match Date: May 18, 2024#pexvc #volleyballclub #volleyball And yes, VC1 is quite processor-intensive for what's not a terribly efficient codec compared to AVC. I do like the look of the AVC except when it turns the dark areas ALL BLACK or into black blocky mush with strange colors! The WMV is much closer to what the video preview looks like in Vegas. FLV only supports MPEG-4 Visual, VP6, Sorenson Spark and Screen Video. While AVC was groundbreaking, the surge Feb 5, 2003 · Alot has been presented here, and this subject shoots off flamewars - particularly between AVC vs VC-1. AVC uses an entropy scheme known as CABAC (context-adaptive binary arithmetic coding) that is computationally intensive and therefore expensive to implement. VC-1 is an evolution of the conventional video codec design that is based on discrete cosine transform (DCT) and also found in H. 264 and H. My opinion is that mpeg-4 avc is better format than vc-1. I'll leave it be that most users nowaday who benefit from interoperability (as much as it is) between Microsoft file formats and technologies and other platforms due it to past court orders that forced Microsoft to do this, and to reverse engineering which the same people who say "I VC-1. bb sl gg cs sz sq tr fr qf ng