ScreenFlow – a screen recording and editing application

March 2nd, 2008 by Mitch Cohen

I’ve been on the hunt for a good screen recording utility, to produce occasional screencasts. Not so much for the blog (although one never knows) – more for client instructions on specific topics. I picked up Snapz Pro through the recent MacHeist bundle – it’s just awful for screen recording. I’ve played with iShowU, which is ok. Today I ran across two new products – Screenium and ScreenFlow. Screenium is a really nice screen recorder, but ScreenFlow goes beyond simple recording and is a very impressive application.

Most screen recorders do just that – record the screen, either the whole thing or some segment thereof. Screenium does the best job of those I’ve tried – it’s $20, which is a fair price.

ScreenFlow, though, takes recording as just the first step. They market it as a “Professional Screencasting Studio.” I don’t know about the word studio but it’s clearly aimed at getting excellent results. Think of it like iMovie for screencasting. Once you’ve recorded your screen, you then use ScreenFlow’s simple (but quite effective) timeline-esque editor to create the final movie.

But some of the tricks really do come from the recording. It obviously records in layers. In the editing process you can call out (highlight and/or zoom) the foreground window, the area around the mouse, and play many other tricks. This is what separates it from the concept of using a simple screen recorder and editing elsewhere. It’s reasonably simple to get it to do some very nifty tricks. It makes plentiful use of Core Animation, thus requires Leopard.

I won’t go through all the features, but I’ve put together a quick demo movie that’s worth a look (20MB Quicktime movie, 720×450px, 3m43s @ 30fps). I used nothing but ScreenFlow to make this movie, and I exported using the “Web – High Quality” preset.

ScreenFlowPhoto

This is akin to something I’ll likely produce for a client in the near future (instructions on converting a Video DVD to the Leightronix Nexus format using MPEG Streamclip). I haven’t bought ScreenFlow (at least not yet) so their demo watermark appears across the movie. That’s ok with me – there are otherwise no limitations on the downloaded demo.

At $99 it’s aimed at a higher-end crowd than the common $20 screen recorder. If you’re making videos for fun, this isn’t for you. If you’re making money in the process though – either by producing a commercial screencast or by charging for your time, it may be worthwhile. Instinctively I’d put its value at $79, but that’s just me.

I had one problem with ScreenFlow. There’s a feature where it will display the keys pressed while making the recording. It just didn’t work for me. A gray area appeared where I expected to see the keys, but no text at all. So I didn’t use that feature in my demo movie.

I can think of four features that would make this a better product:

  • Normalize audio on export. I used my MacBook Pro’s built-in microphone (which admittedly isn’t so great). I boosted the volume as high as ScreenFlow would let me, but it’s still too low. Unless you process your audio separately you’ll likely run into this problem now and then. A great way to handle this would be a “normalize audio” checkbox in the Export window.
  • The default exports have no (decent) iPhone-compatible preset. I suspect the Web/Low-Quality would work, but at 300K it wouldn’t look great. For some situations, it would be nice to have something compatible with the iPhone/iPod – 640×480 without frame reordering. Screencasts wouldn’t always be viewed on an iPod/iPhone, but it would be great to have one version usable in all circumstances.
  • A simple title generator would be very handy. ScreenFlow can import images with ease, so I could generate a title in almost any graphic app. But titles are key to any video production. Just a simple centered title option would be great.
  • The export dialog box isn’t Mac-standard – selecting a Save folder requires another window popup. A strange omission for an otherwise very intuitive Macintosh product.

I made my recording without much planning, intentional so I could really see what ScreenFlow could do. I ended up with a few Finder windows open in the background, which made things look less than ideal. If I make more of these, I’ll likely create a second account on my Mac just for this purpose, and keep it really clean. And (before anyone says so in comments) I recommend using a good microphone for anything. I’m not the first person to say bad audio is worse than bad video.

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What happens with the Fifth Ave. store during online updates?

February 26th, 2008 by Mitch Cohen

At this very moment Apple is down for updates, rumored for laptop upgrades. They do this purely for the hype; not like an online store really needs to go offline for product changes. Everyone gets all excited when the store goes down. (Yes, Apple fanatics are happy when they can’t buy anything. Such is the Power of Steve.)

This made me wonder… the Fifth Ave. store in NYC is open 24-hours… How do they generate this kind of excitement there? I did some digging and found out:

Apple-Cube-Post-It-Test2

Now that’s amazing! :-)

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Cheapie ExpressCard SD drive?

February 1st, 2008 by Mitch Cohen

This is a stream-of-research-and-consciousness posting, so beware…

I’m a full-time laptop user, always looking for a bit more disk space. I’ve got a 200GB drive in my 15″ MBP which is never enough. 320GB drives are now under $200. Tempting, but two issues. One, larger drives are always around the corner, and two, if I buy a new laptop (possible this Spring) I’d end up tossing aside one drive or another.

With the niftyneatokeen new MacBook Air, solid state (SSD) drives are coming to reality. In five years or so, I think they’ll become the standard in laptops. Not yet – the prices are too high, and capacities too low. But flash memory prices drop like crazy. A few years ago a 1GB CompactFlash card was in the hundreds of dollars. In March 2006 I bought one (SanDisk Extreme III) for $75 from B&H Photo. I just checked – the same card today is $30. But $60 will buy me a 4GB CF card. $80 will buy me a 8GB SDHC card, with a $20 USB reader to as a freebie. All of those are of the same Extreme III variety, from the same vendor. So for argument’s sake, the same money will buy me four times as much storage about two years later.

If we follow the above silly math, we’re looking at name-brand premium 32GB cards for $75 in two years. But I think it’ll be a faster move than that. I think we’ll have 64GB in the $100 range in 18-24 months. Just a gut feeling. We’re then getting close to “real” storage.

So anyway, I got to thinking – how about putting an ExpressCard SDHC adapter into my MBP, and using it as a drive? Delkin has an adapter for $45. A quick look online finds a no-name (A-Data) 16GB SDHC card for $65. So for $110 I could have a 16GB SSD drive, removable and expandable to boot. Spacewise that’s not all that much, but getting there.

How would this be speedwise? Delkin claims 15MB/s for their adapter. I found a user who tested this card at 20MB/s. So let’s take Delkin’s claim of 15MB/s as real for a moment. That doesn’t sound super-fast, but not horrible if it were a real-life speed. Sandisk and Apiotek have similar adapters, but I couldn’t find speed claims.

I then ran Aja’s System Test, a decent and free hard drive speed test utility. On my laptop drive’s FileVault volume, I get 14.1MB/s write and 15.1MB/s read. On the drive root (non-FileVault), 36.5MB/s write and 20.3MB/s read. This also tells me something I was curious about, the speed hit of FileVault. Nasty, especially on write. But necessary for security in my case.

So in theory, the ExpressCard solution would get me the same speed as my FileVault user volume. Which I find acceptable for everything except video editing. Now I haven’t seen a test of the adapter yet, so no promises. To balance this, Flash storage has no seek speed issues, super-low power draw, and no moving parts.

Things will get better. Delkin (not to pick on them) has announced a set of Express Card solid state drives, shipping in March. They claim 46MB/s read and 35MB/s write – faster than my informal hard drive test. And I just ran across a similar Lexar card, 16GB for $179. Not as fast though. Hmmm, Transcend (not a premium brand, and very poor reviews) has a 16GB for $99, and a 32GB for $275. So we’re getting there. My complaint about these is they’re non-upgradable. The speed is likely a result of RAIDing together two internal cards, or the electronic version thereof, so I don’t expect single adapters to be quite as fast.

Arghh, I just read that SDHC tops out at 32MB. If true, my generic adapter idea becomes less interesting. There will be more I say, more! Actually what I think is possible is an adapter that holds two (possibly more) SDHC cards in the same form factor. Rather than sliding in long-edge, they could snap into the flat surface. Hmmm….

So will I buy my $110 16GB Delkin/Cheapie combo setup? Maybe. It would be nice to have 16GB swappable SDHC cards, and they’re certain to get cheaper. Perhaps when the pair drops under $100 I’ll give it a try.

What I really want is about 1TB in my MBP. But by the time there’s a 1TB drive, I’ll want 4TB. Sad, but true. This leads into my theory Apple could squeeze a second hard drive into the 17″ MBP, but that’s another story…

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My oldest email

January 31st, 2008 by Mitch Cohen

I ran across an interesting post regarding the font used in Woody Allen’s film titles. I briefly perused the blogger’s site, where he asked folks to post (on their own blog) the answer to the question:

How old is the oldest e-mail message stored on your computer?

For this I’m using the rule of email actually stored on my computer. I began using email in 1980, and started an old dialup BBS in (roughly) 1983. I certainly have emails from that vintage on old 5-1/4″ disks in the basement. Whether or not I could retrieve them is another question, but they’re not actually on my computer so they don’t count. It’s also likely some of these old messages are on hard copy, but again that doesn’t count.

The answer in my case is May 5, 1986. This is the oldest email stored in my small archive of VAXmail from college. It was an email from someone who worked at the college computer center, and who I helped with a student-produced play (I was on the stage crew, and at the last minute was asked to played a guy lost in the woods, a long story).

The oldest email from someone I’m still regularly in touch with is from January 27, 1987.

The oldest email that I sent which is still on my computer is from December 3, 1986.

The oldest email in my current email database (accessible via searching within mail.app) appears to be December 8, 1996. It appears this is when I began using Claris Emailer and moved away from pine or elm on my first ISP unix account. I’m not quite sure this is definitely the oldest as I have dozens of old folders organized by purpose, not date, and have no easy way to show all messages by date. But from memory, that’s a reasonable date for such a transition.

An interesting search.

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In the Office 2008 Blogger Lounge

January 16th, 2008 by Mitch Cohen

I am currently in the Microsoft Office 2008 Blogger Lounge, here at MWSF2008. The purpose here is to write blogs in comfort. But there’s no WiFi or ethernet, so I can’t exactly post this from here. Pretty lame.

They do have M&M’s with Office icons, which is clever and tasty.

AHHA, I just found the instructions, which they didn’t tell me about. It’s a private network (no announced SSID) called “mslounge”. I’m on it, and it’s working.

So that I can honestly say I sat on this comfy leather furniture I’ll post this entry, complete with a photo. Here are Herb and I.

Photo 35-1

The M&M’s:
200801161534-1
Now if that doesn’t make me want to go out and get Office 2008 I just don’t know what will. (Then again I qualify for a free copy, so don’t read all that much into the prior statement.)

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It’s ok, I’m a psych major

January 14th, 2008 by Mitch Cohen

I’m currently 32,900 feet over Wisconsin traveling westward at roughly 505mph.

Not long ago I decided I’d blog more. And, for no reason other than timing this is the first entry in that attempt. I promise further entries will be at least as shallow and unforgettable as what you see here. Move along now, you have something better to do with your time.

By the way, I’m not nor was I ever a psychology major. I just finally watched Burning Annie, a film written and produced by folks I knew in college. It’s worth a look. The line “It’s ok, I’m a psych major” is indeed from the film. The line caught my fancy. Now for all I know it’s a line from some other movie, as Burning Annie does reference quite a few other flicks (Annie Hall being primary, but good mentions of Kevin Smith and others). But given my current altitude and velocity I’m unable to Google the phrase. I will, however, insert this here very link for everyone’s enjoyment.

Brief interlude… I actually have seen Burning Annie once before, just not in a quality setting. They showed it at an arts event of some sort in NYC, and I happen to be in town (for Macworld of all coincidences). The film was shown in what could have been a concrete bunker – the audio quality was disastrous. I was able to follow along, but this was my first viewing where I could actually hear the thing. (Sad when one considers a jet a comparatively superior setting for film audio.)

I’d insert a profitable link to purchase the DVD from Amazon, but without internet access I’m also unable to do such a thing. Plus I believe it’s possible to purchase from the official Burning Annie web site as linked above, and them being the actual artists deserve the cash more than I.

I’m headed towards the annual Steve Jobs worship event, the Macworld Expo in San Francisco. I’ll be staying with Herb (who needs to blog more often himself).

Currently listening to the Waking Life soundtrack, well worth the listen.

So the question is, what shall I blog about and how often shall I attempt the creation of new entries? Should I pick a topic, and become an “expert” in said topic? Or just ramble. Currently I’m rambling, and honestly not doing a fascinating job about it. Must be that darned altitude. I have a few posts in my head which I’ll get down on virtualpaper soon enough. Monday’s a lay-low day for me, the day before the keynote address.

I’ve recently found myself an extremely minor participant in two national/international events. I should probably say something about them. They’re in extreme contrast to one another, about as extreme as one could imagine. But not today, or at least not within such a ferociously dull post. Seriously, this is tremendously poor writing, lacking wit, substance, and style. Not that I have the right to claim expertise on any of the three but I’m often a few steps upwards of where we are today. So please, stop reading now if you haven’t fallen asleep and read earlier posts either here or over at http://www.AlysaandMitch.com/blog/.

We’re now over Wyoming, so I think I’ll watch another movie. King of Kong, perhaps.

(No, I could not actually post while in the air. But keeping true to the “I can’t look that up” theme I’m posting without cheating. I also did not watch King of Kong yet – listened to the soundtrack from Juno, took a nap, and eventually landed.)

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iLife ‘08/iPhoto/dotMac: Email to web gallery is security risk

August 12th, 2007 by Mitch Cohen

I have filed bug 5405311 relating to what I consider a security problem with the new iPhoto/dotMac Web Gallery feature (which I otherwise consider to be excellent!). More thoughts on iLife ‘08 to come.

When using the new Web Gallery feature of iPhoto 7 and .Mac, it is extremely simple for others to add unauthorized photos to your web gallery if the email-add feature is enabled.

I expect image spam to become a problem for .Mac/Gallery users very quickly.

In general, the most likely configuration should allow the account owner should be able to add photos to their own account (such as via an iPhone), but others should be rejected.

The general problems are:

-No review of added photos
-No notification that photos have been added to your web gallery
-Moderately simple to machine-guess email address if not public (username + 4 characters)

Suggested changes:

-Option to allow photos to be added only from specified addresses. If the .Mac email is included, you should reject any fake emails not submitted through your SMTP server (since the .Mac email address is trivial to guess from the URL). For simplicity, iPhoto could pre-select addresses in mail.app for inclusion.

-Automatic notification (via email) of photos being added via email. This should be on by default, and difficult or impossible to disable.

-Email address to add photos should be much longer – suggest a 16-digit code, instead of a 4-digit code. In addition suggest removing the username from the address when email address is not visible, so that mail robots would be unable to connect addresses with URLs.

Thank you.

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iPhone WiFi sync needed, and oh the possibilities!

July 14th, 2007 by Mitch Cohen

I’m growing a gripe about the iPhone’s lack of ability to sync wirelessly. This could be a stellar feature if done right – much better than USB syncing.

First, a note about my setup. My main Mac is a MacBook Pro. It lives everywhere – office, family room, kitchen, hammock…usually wherever I am when at home. I’m not a big cell phone (voice) user, so it isn’t strapped to my belt while at home. I don’t give the number out often, and my voicemail says firmly “I do not check the messages on this cell phone.” Yes, I’m wasting the excellent Visual Voicemail feature. Shoot me. When I’m at home, my cell phone (now iPhone) has always lived on the kitchen counter. That’s where the charger is. So a unique task is required to get my iPhone, USB cable, and MBP in the same place to sync. Bottom line, I don’t sync as often as I should because it’s inconvenient.

My recently-retired Treo 650 sync’d with Bluetooth, courtesy of the excellent Missing Sync software. That let me skip the USB cable. I’d use USB now and then to get a full backup, but Bluetooth was great for syncing contacts and calendar info. I’d usually bring the phone to my laptop when it was in the family room (adjacent to the kitchen), sit them together and sync while making dinner.

I was a bit upset when I learned the iPhone wouldn’t sync via Bluetooth. I suspect Apple’s thinking is that the iPhone syncs lots of sizable stuff – music and videos – that would take forever and a day over Bluetooth. So I don’t see Apple offering sync over Bluetooth.

Then it struck me – WiFi sync makes much more sense. It’s many times faster, and operates at significantly greater distance than Bluetooth. Rendezvous self-discovery would make setup a breeze. Long videos might take a while but otherwise this would be perfect. Sync could be started at either the iPhone or the Mac. Setup could be done anytime the iPhone was on the same subnet as the host Mac.

Then something else struck me – Automatic WiFi syncing. Why have to even start a sync manually? When there’s data to be synced, just do it. Perhaps poll periodically in the background, just a quick ping to check for new data before doing any real syncing. Or when joining a pre-determined home network. Or just when charging. Or maybe just small items (contact/calendar) when running on battery, then music/video/photos when charging. Imagine the convenience.

And there’s no reason iTunes needs to be open (a general annoyance already, plus we should be able to choose movies/podcasts to sync without the iPhone connected, but that’s another rant). Think of it like .Mac syncing, but locally and with fewer bugs…

Other nice things could happen too. Pretend for a minute there was a real RSS reader on the iPhone – I’m sure there will be someday. Viewed articles could be marked as such on both readers. This would be nice between Macs too.

Or how about syncing across multiple Macs? I don’t store my music/video/photos on my MBP. They’re on my Mac Mini, dedicated as a media server with gobs of storage. Adding this stuff to my iPhone now is a real chore. Why not sync my calendar/contact info with my MBP, and my music/video/photos with my Mini?

So think happy thoughts about WiFi syncing, and maybe it’ll happen!

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That little iPhone speaker

July 13th, 2007 by Mitch Cohen

Brief kudos to iPhone’s tiny little speaker. I mean for iTunes use. Nobody will claim it’s of audiophile quality (or even stereo for that matter!). But I never thought about how handy a speaker on an iPod would be.

Tonight I was playing with Ariella on her playmat, winding her down for bedtime. She likes The Beatles. I grabbed the iPhone and played Yellow Submarine, all without leaving the floor. She loved it.

The speaker has also been handy when watching video podcasts or stupid YouTube videos. No reason to go find the headphones when I’m alone in a room.

By the way, does anyone else find themselves using YouTube just as an excuse to play with the iPhone? Most videos really are as dumb as they say…

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More redesign underway…

July 8th, 2007 by Mitch Cohen

I’ve done further editing of the site’s main CSS, and created my own header. The header is quite gothic, not my intent. I’ll let it sit for a day and review. I’m happy to rid myself of the near-default xblog header, and reduce the header height by half. Further changes to be made I’m sure. I’m thinking the green text may go. Hover text in the top menu will change. Possibly rounded corners on the main body. Kudos to CSSEdit for making the style sheet editing (possibly too) easy. Photos are my own, shot on a Canon 10D using an IR filter. Bulbs are heat lamps. Eyes are mine.

The iPhone CSS is unchanged; I like it as-is, odd bottom menu excluded. I don’t anticipate that menu being a high priority for iPhone visitors, considering there is little in the archive at this point.

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