1080p HD recording for Epic 4G - Epic 4G Q&A, Help & Troubleshooting

I've been seeing alot of the newer android phones getting an app to replace the other camera app that allows 1080p HD video recording. Theoretically this should be an easy accomplishment for some one to make this .apk. however its yet to be investigated. So if anyone has any idea if this is possible or even if there is already a way to get 1080p recording please let me know! =D
Thanks,
Aaron

if this could be done i would give 20 bucks but i think its a hardware limitation that software is unable to overcome.

Those phones have different processors, camera sensors and other variations. I seriously doubt this will be coming to the Epic any time soon.

Doubtfull.

I may be wrong but I think we are limited to the 720p because of our single core precessor. If you look all 1080p phones they are dual core phones. So hardware is the limiting factor.
Sent from my SPH-D700 using XDA App

According to the wiki, the camera on the Epic can only record up to 720p. Achieving 1080p could only be accomplished by scaling our videos on a computer after they are recorded.

hugo87 said:
I may be wrong but I think we are limited to the 720p because of our single core precessor. If you look all 1080p phones they are dual core phones. So hardware is the limiting factor.
Sent from my SPH-D700 using XDA App
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Click to collapse
Yes sir.....our phones need more horsepower, but how much more? There are some overclocked single core chips that can match or exceed duel core chips. Would an overclocked Epic @ 1.3 or 1.4ghz be able to accomplish this? Our Hummingbird chipsets have outstanding graphics processing capabilities. However, Samsung has been really lacking on their software part to push these phones to their full potential

Seems to me this is more a memory bus bandwidth issue than it is processor muscle. In theory a modest processor could deal with a very hi resolution video source if the compression method is efficient enough. The issue is having a wide enough bus to move that much raw video.
Sent from my SPH-D700 using XDA App

I understand the want to go bigger and better. But I made a 2minute video of my daughter splashing in some puddles at 720 and it was over 50mb! Try emailing that to grandpa. I had to upload it to dropbox and send out a link only.
I've actually scaled my video res down since then. Also, being on sfr my videos record in MP4 format, which is sweet.
Sent from a secret underground bunker

Related

Is this technically misselling?

Movies.
Not only watch movies, but make them also with the HTC Desire. HD (High Definition) video capture lets you capture special moments as they happen in brilliant high definition.
It's not HD (at present)
where did you get that info from?
http://www.play.com/Mobiles/Mobile/...apixel-Touch-Screen-Mobile-Phone/Product.html
Here!
It's on the way apparently
http://www.htcphones.net/htc-desire-hd-video-encoding-divx-playback/
Yeah but if we have to add software to the phone, is this not going to further limit the available space on the phone meaning removing a number of apps?
The phone memory capacity is so poor can it really work without Google allowing apps on memory cards to work?
I think Play have just printed the incorrect specs.
No one from HTC has said any 720P recording updates as far as Im aware.
don't forget that anything above 425 lines is legaly defined as hd. at 480 they are technically correct. bloody cheeky but correct.
Sent from my HTC Desire using the XDA mobile application powered by Tapatalk
farnsbarns said:
don't forget that anything above 425 lines is legaly defined as hd. at 480 they are technically correct. bloody cheeky but correct.
Sent from my HTC Desire using the XDA mobile application powered by Tapatalk
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Standard Def TV in the UK is already 576 lines, I think you will find that the HD Spec lists 720 lines as a minimum for HD TV so I would therefore expect that when referring to video playback and recording the 720 lines mininmum would still apply.
I think that in the phone industry though it is quite common to call a screen resolution of 480 lines HD just to add confusion
i think rather it is just Play getting it wrong.
Phones4U also say something similar instore (not checked online).
CharlieCharlie24 said:
It's on the way apparently
http://www.htcphones.net/htc-desire-hd-video-encoding-divx-playback/
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Click to collapse
only place i see mention of encoding is in the title.
the actual post only talks about divx decoding, or am i missing something? *shrug*
Scottland said:
Phones4U also say something similar instore (not checked online).
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Click to collapse
Lol! How suprising! They'll say anything to sell a phone!
I'd rather they just made video recording at 30FPS rather than the crappy 20FPS that it is now. It's *extremely* stuttery in video mode. A weak LG Viewty from 3 years ago could record at 120FPS , why does a snapdragon powered phone in 2010 record at 20 FPS?
abc27 said:
I'd rather they just made video recording at 30FPS rather than the crappy 20FPS that it is now. It's *extremely* stuttery in video mode. A weak LG Viewty from 3 years ago could record at 120FPS , why does a snapdragon powered phone in 2010 record at 20 FPS?
Click to expand...
Click to collapse
It's supposed to be 30fps, at a higher resolution, and presumably greater bit depth. Are you recording to sd card or internal memory?
I'd rather they just made video recording at 30FPS rather than the crappy 20FPS that it is now. It's *extremely* stuttery in video mode. A weak LG Vie
Click to expand...
Click to collapse
It's supposed to be 30fps, at a higher resolution, and presumably greater bit depth. Are you recording to sd card or internal memory?
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Click to collapse
My videos record at 20fps, checked it on vlc and quicktime.
also noticed a bug where sometimes it records video but with a pink filter colour, weird.
Sent from my HTC Desire using the XDA mobile application powered by Tapatalk

Terrible frame rate in video recording... disappointing

The video quality is not very good. I was under the impression (from reviews) before I bought my Desire that it would record at close to 30 frames per second (fps), but I'm only getting frame rates of 13 - 16fps which is brutal. My nokia used to record at 28 - 30fps.
Was I wrong to think the Desire would do 30fps? I know the HD recording was not coming etc, but I thought 30fps was standard.
brutal.
It is standard alright. My Nokia N95 8GB from 3 years ago took much smoother videos @30FPS. Hell, even an LG Viewty from 3 years ago can record at 120FPS and that's not even a smartphone.
We're getting 720P recording so i'm assuming they will fix the FPS issue aswell with the video recording. If they don't then I can only imagine how slow 720P recording will be.
I've noticed the same thing and am quite annoyed about it. I've realised through testing that the brighter it is, the higher the fps is. I got it up to 20fps today outside but indoors its more like 10fps even when using lower resolutions. Maybe the reviewers should have tested this rather than just quoting the specs.
Sent from my HTC Desire using the XDA mobile application powered by Tapatalk
abc27 said:
We're getting 720P recording
Click to expand...
Click to collapse
what do u mean by this? is it sure that the desire will be able to record videos at 720p?
leoon said:
what do u mean by this? is it sure that the desire will be able to record videos at 720p?
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Click to collapse
The Snapdragon CPU supports 720P encoding and decoding hat and apparently HTC confirmed that DivX and 720P recording will be coming to the Desire in an update.
Let's hope they keep their word.
Yeah I agree, the reviewers should have done their homework instead of 'guessing' the stats. I guess they thought it impossible that the Desire could have anything less than 30fps. The Nexus one is listed as 20fps minimum rate. Is it really faster than Desire?
GSM arena who are normally very reliable had 30fps as the Desire recording rate until recently. now its 15fps on their Desire stats page.
I would not even be bothered if HTC don't bring in HD video recording, once they at least bring 30fps at 800x480. I mean its a 1ghz phone with plenty of RAM, this should be a piece of pie for it to handle. My nokia had a 300mhz chip and 128mb of RAM and did it no problem. (640x480 @ 30fps)
Well personall I think the video recording is pretty good. Its definately better than my old Xperia X1.
10 - 15fps is 'passable' but not very good in real world terms. Certainly not on a cutting edge 1ghz phone thats capable (hardware wise) of recording 720p at 30fps. I used to get 30fps video from my old N82 and its more fluid than on the Desire. As I say, its passable on Desire, but I think 30fps is pretty much the accepted minimum for the past while. Lets hope it comes in an update.
abc27 said:
Let's hope they keep their word.
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Click to collapse
Well, hope dies last. HTC and their word... Have a look at Hero topic, and search for the so called 2.1 update for Hero. Shame on HTC!
Sorry for the offtopc.
Hero update is near, as a matter of fact (tweet this week from HTC Benelux director).
I think this is a software limitation slowing the exposure on low light to brighten the image. it'd be nice to be able to adjust this feature though.
jasand said:
well personall i think the video recording is pretty good. Its definately better than my old xperia x1.
Click to expand...
Click to collapse
can u upload on youtube any samples as i am thinking of updating to desire from x1 as well in a week's time
there are alot of Desire made videos on youtube already. just do a search. They look 'ok', some of them, but the original files are still only about 16 - 18 fps at best! 30fps nakes the video seem more fluid. You'd really need to compare side by side to see the difference I mean. (I attached 30fps nokia clip at bottom. WOW for the difference. very obvious)
http://www.youtube.com/watch?v=Dnxcfjq3QvE (desire at 15fps)
and another
http://www.youtube.com/watch?v=rnRpOSP0U-o (desire at 15fps)
and now compare to the lower res 640x480 Nokia but filmed at almost double frame rate of 30fps. Very fluid and sharp.
http://www.youtube.com/watch?v=ojt5LS4LFZc (Nokia X6 at 30fps)
I think alot of people will be impressed and happy enough with this level of video recording. I was just irked as I expected 30fps and thought that was pretty much the minimum on new phones now.
thx . i think the vid qlty is gud on desire .... hmmmm .... better than x1 anywayz by the looks of it
My N95 8GB outperforms the Desire in video recording. What's the point in a high res video camera if it records at 15fps?
I get 12fps indoors... haven't seen higher in over 50 recordings. Colour reproduction is also off. N95 sure does beat the pants off it in this area.
Sent from my HTC Desire using the XDA mobile application powered by Tapatalk
How do you tell what frames per second you're getting? Can't seem to find anything in the phone that will tell me.
Well now there is root acces. So this means we can put custom roms on our decvice and/or we can adjust the build.prop so we can also adjust the camera settings...
Personally I think there is no need to worry. Just have patience
Cheers Bart. Patience it is.
Meson1 I use a codec analyser like 'gspot' to look at the details and properties of the video files. If you use Windows 7 you can also just click on the file in explorer and it displays the frame rate and associated details at the bottom of screen.
Its easier to just long press the video and select details to see the frame rate and other info.
Sent from my HTC Desire using the XDA mobile application powered by Tapatalk

Possibility of a ROM producing better 720p video?

Okay, so I know absolutely nothing about ROMs, so this is mostly a question of if this is possible:
Currently, the EVO's 720p video recording is lackluster. I find that the biggest reason for this is the bitrate of the video used. I imagine that the bitrate used on the video was to accommodate the included microSD card's Class 2 write speed.
Is it possible to increase the bitrate used for encoding of this video, to something ~5mbps, to which a Class 6 microSD could handle just fine? Ideally this could even be implemented as an option in the camera app, so that those who don't have/can't afford a class 6 microSD could still use the ROM.
If that is possible, what are the chances of having the video also record using a different audio codec? The current codec used is pretty much impossible to play back in anything except Quicktime (VLC's latest release candidate just added support, but it still sounds awful, like a pack of hyenas on top of the track). I'm really not particular on what audio codec is actually used; be it mp3, ogg, etc, as long as it's more easily played.
The best case scenario, the DREAM EVO ROM for camera capability for me, would be:
1. At least double the bitrate (4-5mbps) for the 720p video with an option to use old settings.
2. A better audio codec using higher quality settings (minimum 64kbps mp3/ogg/similar) that is playable in many more programs.
3. A more compatible container format like mp4/m4v.
Am I dreaming or would this be possible in a custom ROM?
Don't forget it will also be limited to how fast the hardware can encode the video. Someone with the right skills will have to push the hardware encoder to see how high they can push the bitrate without exceeding real time.
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gbm85 said:
Don't forget it will also be limited to how fast the hardware can encode the video. Someone with the right skills will have to push the hardware encoder to see how high they can push the bitrate without exceeding real time.
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Click to collapse
Yes, there might be hardware limitations, that's sort of what I'm asking; if this is something that can be "fixed" in a ROM or if we're stuck.
I think as long as it can handle the bandwidth though, I don't see why the chip would be incapable of higher bitrates. I'm not an expert on the matter, but I thought that the less compression/higher bitrate something is, the less power was required to make it happen.
well im pretty sure this is possible, if a dev puts the time and effort into such a large project. i only say this cause the nexus one recently got 720p video recording, something it didnt have from the start. and i think its known that htc made the video recording compressed, so i think theoretically if we lift this compression and use a different form of compression, we can get higher bitrates from the video.
Yeah, I'm hoping a developer can investigate this thoroughly. Even if it takes a while, it'd be nice to know someone is at least looking into it.
And to make it worth their while, I'd be more than willing to pitch some donation funds towards such a project when it becomes successful. I doubt I'd be the only one as well.
I was wondering this also. I'm not up on the technical aspects of this, but I was also wondering if the 720p could be improved through software fix/ROM development? I agree also that I'm sure a lot would be willing to donate for such a fix.
I'm sure eventually we will get a better cam, i mean look at the how the nexus got 720p video
You can easily get 720p at 60FPS... The snapdragon can support it.
i would most certainly donate for this improvment
yup i would donate as well
we just dont have as lively a development community as the nexus yet, but we will in time - we;re gaining momentum fast
EtherealRemnant said:
You can easily get 720p at 60FPS... The snapdragon can support it.
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Click to collapse
Is that encoding or decoding? And at what bitrate?
gbm85 said:
Is that encoding or decoding? And at what bitrate?
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Click to collapse
Go look at the Nexus One forum... They've got up to 1080p capture.
Realistically though, it seems silly to rely on our phones to capture HD video. I have a G9 that does that task quite handily.
All I could find was 720p capture at 20fps and a max bitrate of 12Mb, which is plenty.
This is interesting, I'd like to see this happen as well.
I'll do what I can in terms of research.
Better low-light pictures too, if at all possible

Froyo - 720p video recording comparing to iPhone 4

Just about an hour ago, I have upgraded my HTC Desire to Froyo 2.2. So I have quickly done a 720p video recording, and compare to iPhone 4.
The result (data taken from QuickTime player):
Movie FPS: HTC Desire (16.37), iPhone 4 (29.54)
Data Rate: HTC Desire (7.42 mbits/sec), iPhone 4 (10.44 mbits/sec)
Yupe. I tested 720p and it is not good.
I don't have iPhone 4, so I cannot compare.
I hope the 480p of HTC Desire is getting better. I prefer 480p if I can get good fps.
Can you test 480p with your tool above?
What about this clip, http://www.youtube.com/watch?v=qLmvRSxgtd8
Running at 30 fps
wallieballie said:
What about this clip, http://www.youtube.com/watch?v=qLmvRSxgtd8
Running at 30 fps
Click to expand...
Click to collapse
Well, it is running Froyo (r5 MoDaCo), not the stock HTC Froyo...
gogol said:
Yupe. I tested 720p and it is not good.
I don't have iPhone 4, so I cannot compare.
I hope the 480p of HTC Desire is getting better. I prefer 480p if I can get good fps.
Can you test 480p with your tool above?
Click to expand...
Click to collapse
The 480p now supports H.264. It looked super smooth from what I did a quick test of.
The 480p seems much better using MPEG4 than H264, in H264 there is more tearing during fast motion and some artifacts.
What a shame. Had high hopes for HTC's 720p implementation
And the same s***e audio too...
Surely the desire has the hardware to support 720p at almost 30fps.
Who does HTC's code for christ sake!
doinbox said:
Surely the desire has the hardware to support 720p at almost 30fps.
Who does HTC's code for christ sake!
Click to expand...
Click to collapse
If I record inside with low light my FPS is 12.
Filming outside through a window made it 22FPS.
I am not surprised by the low quality of the camcorder. I kinda expected that. As opposed to doinbox, I don't think the camera of the Desire is capable of 30fps in such high resolutions (especially when I know what it is capable of in lower resolutions). Well, maybe if there are sufficient lightning conditions... Don't know It's already dusk here so I can't test it outside.
kekkle said:
If I record inside with low light my FPS is 12.
Filming outside through a window made it 22FPS.
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Click to collapse
But seriously that isnt acceptable. If, lets say, when the desire was first released it was advertised as supporting 720p video recording and you went out and bought it only to find it had poor framerates you would think it was broke. You wouldnt buy a tv that said it could support 1080p video but only at 22fps its ridiculous really. The Desire probably with alot of time and effort could record 1080p at 30fps. But it seems they don't want to spend the time in achieving this.
Which really annoys me!
martintzvetomirov said:
I am not surprised by the low quality of the camcorder. I kinda expected that. As opposed to doinbox, I don't think the camera of the Desire is capable of 30fps in such high resolutions (especially when I know what it is capable of in lower resolutions). Well, maybe if there are sufficient lightning conditions... Don't know It's already dusk here so I can't test it outside.
Click to expand...
Click to collapse
The Hardware in the desire is much more powerful than what you would find in a 5 megapixel digital camera that can record 1080p video at 30fps.
http://www.chinavasion.com/product_info.php/pName/hddv-pocket-camcorder-digital-video-camera-1080p/
Check this link its a pocket HD camcorder. Im sure it has terrible hardware inside yet it can record 1080p at 30fps. So what would make you think the desire can't do it.
doinbox said:
The Hardware in the desire is much more powerful than what you would find in a 5 megapixel digital camera that can record 1080p video at 30fps.
Click to expand...
Click to collapse
I just hope its true If it is then we should expect more from Gingerbread
doinbox said:
http://www.chinavasion.com/product_info.php/pName/hddv-pocket-camcorder-digital-video-camera-1080p/
Check this link its a pocket HD camcorder. Im sure it has terrible hardware inside yet it can record 1080p at 30fps. So what would make you think the desire can't do it.
Click to expand...
Click to collapse
We had to wait till Android 2.2 for us to get 720p. Perhaps it's not the hardware, but the software that is the limitation.
kekkle said:
We had to wait till Android 2.2 for us to get 720p. Perhaps it's not the hardware, but the software that is the limitation.
Click to expand...
Click to collapse
That's what I'm saying the hardware does support it but HTC are just not putting the hours into coding for us to get 30+fps.
could a higher class microSD Card possibly make any difference? I'm a bit disappointed myself especially when the picture quality itself is brilliant for a mobile device
I doubt that the FPS problem is CPU related. It's more likely an I/O bottleneck in the camera hardware or driver.
Couldn't it be optics quality related? It is a tiny lens after all, and if we get 22fps in sunlight but 16fps indoors, then surely that implies issues caused by the camera needing a slow shutter speed to cope with low light. I think it's fixed aperture so all it has to work with is shutter speed (and therefore fps) and sensitivity...
@NixC
That could well be the case. However, the amount by which frame rates seem to vary between ROMs and codecs suggests that there might still room for improvement beneath the limiting factor of the optics.

Can the Nexus's CPU handle 1080p in Flash?

Hi guys,
Can someone please help me test if the Nexus is capable of 1080p playback in flash? I know that the Exynos CPU in the SGS2 is able to and it seems to be the ONLY CPU that can handle 1080p in flash. I know that the OMAP 4430 found in the Razr can't handle it, thus I wonder if the OMAP 4460 found in the Nexus might have a chance of pulling off this task. I am specifically talking about YouTube 1080p videos.
Please do not say things like no point streaming beyond 720p on a phone, trust me, it does make a lot of difference, especially when it comes to the audio(You get higher audio bitrate with 1080p).
Any help is greatly appreciated.
If you can't get an answer here look up the tech specs of the two chips.
sharptv said:
Hi guys,
Can someone please help me test if the Nexus is capable of 1080p playback in flash? I know that the Exynos CPU in the SGS2 is able to and it seems to be the ONLY CPU that can handle 1080p in flash. I know that the OMAP 4430 found in the Razr can't handle it, thus I wonder if the OMAP 4460 found in the Nexus might have a chance of pulling off this task.
Please do not say things like no point streaming beyond 720p on a phone, trust me, it does make a lot of difference, especially when it comes to the audio.
Any help is greatly appreciated.
Click to expand...
Click to collapse
So image quality effects sound quality?
:lol:
What site are trying to stream 1080p flash from?
Sent from my Galaxy Nexus using XDA App
Scottatron said:
So image quality effects sound quality?
:lol:
Click to expand...
Click to collapse
Nope, it's the audio bitrate you get with 1080p.
kangxi said:
What site are trying to stream 1080p flash from?
Sent from my Galaxy Nexus using XDA App
Click to expand...
Click to collapse
Specifically youtube.
zehkaiser said:
If you can't get an answer here look up the tech specs of the two chips.
Click to expand...
Click to collapse
The two chips are identical, except that the OMAP 4460 has a higher clock GPU.
It works fine.
http://www.cbs.com/hd/
Also, youtube in the browser in 1080p works fine. Its clunky to use because the controls are too small but it works. You would be much better off just using the app.
Sent from my Galaxy Nexus
Thanks man, now i can consider myself a nexus.
sharptv said:
Hi guys,
Can someone please help me test if the Nexus is capable of 1080p playback in flash? I know that the Exynos CPU in the SGS2 is able to and it seems to be the ONLY CPU that can handle 1080p in flash. I know that the OMAP 4430 found in the Razr can't handle it, thus I wonder if the OMAP 4460 found in the Nexus might have a chance of pulling off this task. I am specifically talking about YouTube 1080p videos.
Please do not say things like no point streaming beyond 720p on a phone, trust me, it does make a lot of difference, especially when it comes to the audio(You get higher audio bitrate with 1080p).
Any help is greatly appreciated.
Click to expand...
Click to collapse
The CPU's are identical architecturally, clock speed is the same too.
If the gs2 could do it, the gn can do it.
Sent from my Galaxy Nexus using XDA App
dario3040 said:
The CPU's are identical architecturally, clock speed is the same too.
If the gs2 could do it, the gn can do it.
Sent from my Galaxy Nexus using XDA App
Click to expand...
Click to collapse
That's not true, if you compare the Tegra 2 and the Exynos(found in the SGS2), The Exynos is actually much more powerful than the Tegra 2, even though they share the same architecture.
Omap4 has a built in hardware decoder that handles videos.

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