Droid 2 Global: Patch for smooth video playback over cifs without freezes - Droid 2 Global Android Development

When I use cifs for streaming video for my phone, i noticed many freezes during playback, that makes watching uncomfortable. Having many hours on finding way to fix this problem, i got source code of opencore and began to understand it's architecture.
As result i found that file source filter in chain didn't perform any stream buffering, so i patched source code of libopencore_common and force the use of asynchronous reading mode within 256Kb buffer size. (16 buffers of 16Kb each)
After replacing original file by patched, video playing from network through cifs stopped to freeze and stutter.
Installation:
Mount /system for rw access
Replace original /system/bin/libopencore_common.so by patched file
Reboot phone
Based on android 2.2 opencore sources, so i don't recommend install this over gingerbread updates. Though may still work, why not to try?
Don't forget to make backup just in cause. This can save a bunch of time, if this isn't work for your device.
PS. For those who interests: i patched oscl_file_io.cpp, method Oscl_File::OpenFileCacheOrAsyncBuffer and oscl_file_async_read.cpp
PPS. Perhaps this work also for Droid 2 and Milestone 2, cause those two have same opencore implementation as D2G

What Android version are you running on your D2G, Is this still a problem with the new Gingerbread update?

Oh.. I so sorry for forgetting, it's last froyo update 2.4.330 for D2G (last year update), gingerbread not released yet, as i know.
However, probably i won't upgrade my device to gingerbread, as far as froyo suits very well for me.
I found way to trick system and put file in internal storage as fully functional sd card, enabled buffering for video playback, installed cifs support, hardware 720p decoder, writed simple cli tool that displays text on screen for output of custom boot scripts, and did some other small tweaks. I don't want setup all from beginning, cause new update unlikely increase computing power of cpu in this phone, in fact the only thing i prefer.

Excellent work my friend. You are a credit to this community. Thanks.
Sent from my DROID2 GLOBAL using XDA App

Related

[Q] Video playback woes - Newbie

Hey there. I just cracked open the box for my gTablet yesterday and I'm looking for some suggestions.
You see, I bought this tablet mainly to stream some avi[xvid]/mkv's from my networked PC... I had hoped it would be easy.
I flashed from the stock 4439 v2BL rom to Vegan 7.1 using cwm 3.0.2.8 and everything was going great until I learned about hardware video acceleration being broken (also, I could not get cifs working, even through CifsManager. My computer refused to install the ADB Bridge drivers, therefore I couldn't insert the proper modules). So I jumped to Brilliant Corners 1.3.1, and still my videos won't play or look all choppy, and they're playing off of the microSD slot (for what it's worth I've tried mVideoPlayer, arcMedia and RockPlayer to no avail). I'm having an issue with the wifi in this house right now, so I can't test out cifs.
TL;DR Version
So basically I'm looking for a rom with cifs support, and avi/mkv playback. Doesn't have to be High Def or anything, just regular 'ol avi's. Should I just go back to Vegan and use something like Orb Media Server (if it's even still around)? Or does anyone have a better solution.
Thanks!
P.S.
Google Earth working properly is a huge plus as well, as it loved to FC in Vegan. Also, I have to say, for all the disclaimers I read, flashing was crazy easy. Thanks to everyone out there who has written a FAQ/walkthrough on flashing the gTab.
Addendum:
I fixed the video playback issues (back in Vegan 7.1.0 with Google Earth still crashing anytime I click on a Wikipedia link or look at it funny). Turns out my media server is seriously FUBAR - all the avi/mkv's I'd copied over were corrupt...
Also, if anyone ever has trouble connecting a freshly installed Android device to a Microsoft MN-700 router, turns out the default hostname (android-[random numbers]) is too long or something. Changing to just gTablet fixed it for me.
I'm still working on cifs...

[Q] File browsing issues / video playback general

I'm pretty sure I am not breaking the cardinal sin of asking a stupid question with an answer right in front of me. If I am, I am truly sorry. I searched, and did not find any threads on this.
I recently modded my TP with CM7 (I'm very new to all this). Everything went fine, no issues here.
I plan to use it to play video's from time to time, pre-loaded in case there is no net at the location, etc. I use astro file manager on my phone, and since I love it, I grabbed it for the TP also. Problem is, it really seems like it cant see anything.
I am thinking the folder path mappings are off or something? I see that I can define where I want "external storage" to look, (default is... /mnt/sdcard)?
I even tried to take a screenshot and got... "Error: /mnt/sdcard/tempshot.bmp (Permission denied)" Screenshot saved to null
Anyone know what I'm missing? Thanks!
-- Ps, if I can get this sorted out, my main question was which video files are supported for playback with this CM7 rom through the TP.
These were answered before, but for the most part buried in threads. Your external SD is actually listed as EMMC and it's not in your primary directory, you actually have to go up one.
Android should play most formats it would normally, but as this is still alpha, there is no hardware video acceleration, so anything higher resolution then a internet video will most likely be choppy.
There are some video players that people have had luck with, and overclocking the processor also can help until we get hardware acceleration.
Sent from my SGH-I897 using xda premium
Ah ok. I was somehow able to get the stock filebrowser to see my directories without a problem after I poked around a bit. I then ran into what you already answered for me . Video's do indeed seem choppy... I think I'll try to reduce the quality of an avi I have and see how that go's.
I'm not ballsy enough to OC anything. It took me a lot of guts to flash the damn thing anyway, thanks for the heads up though.
-- figured I'd post how it turned out.
I used Xilisoft HD Converter and converted using the android specific output setting, and 640x480, runs great using double twist.

[REF] Audio Problems and Solutions

Topic: Audio Problems and Solutions
For testing purposes, I will be using CM7 as the ROM for testing; although stated throughout I have not had the audio issues others are stating unless noted why(HEAVY USAGE). Also, I will not have any MODS or Personal Hacks overlaying the out-of-box CM7! That means no zep scripts, no speedy scripts, no other personal mods other than what you get from a stock CM7 flash. No ATKs and no Memory Optimizer apps. Power Mode is set to Performance, although Power Saving has never caused issues in the past. It is IMPERATIVE that you state ANY personal MODs over any ROM that you choose to use for me to help you!
This thread is going to cover the audio issues users are having with the Droid x2. This means popping sounds, no sound, sound too loud, static noises, random mutes, etc. ANYTHING that deals with audio issues for the Droid x2!
I have had the Droid x2 since its release, and I have yet to have any of the symptoms above, let alone ANY audio issues other than random bluetooth disconnects with my car's stereo system. I isolated the issue with that and the problem has been "solved" as of me writing this. But the issues I see users having deals with audio stuttering or lagging as the user is trying to listen to music.
Now, for me to try and help you, and others I'm sure, I need you to fill out a form and post it at the beginning of your post. It should look like this:
Device: Milestone x2/Droid x2
ROM: GBP7/Eclipse/Molten/Liberty/Etc. (Also, Provide the specific version "GBP7 v.5"
Android Version: This will be kernel version, android version, etc. go to About Phone to acquire.
Audio Software: Google Music, WinAMP, PowerAMP, etc.
Audio Enhancers: DSP Manager or any of the like to change the "normal" output of the device.
Init Scripts and personal mods: Please upload the scripts and explain all mods you did that are not posted in the x2 dev section.
Sound Output: Stock Speaker, Line Out Speakers, Ear Plugs, BT Headset, BT Speakers, etc.
SD Card Info: SD Card size, how much space is used and free, and SD Class(The class is the small number in the circle of your SD card)
Symptom: What the issue is.
Then give a DETAILED description of what you problem is, what you have tried to do to solve the issue, ANY INFORMATION that you feel would be relevant to the problem, POST IT! I don't have your specific handset and I see posts of several users stating they are having issues, yet I have never experienced any of the common problems. This is not denying that the problems don't exist, but I'm trying to help, and I will need to know as much as possible.
*Try to get me average free ram and cpu usage if you can. Look up an app called seepu by Latedroid in the market, the free version should suffice.
Further Testing:
-Before trying to apply one of the fixes, try these instructions before proceeding. With some devices having issues and others not, we need to isolate the cause of this issues. This will help more with the research.
Post #33: CPU Monitoring
Possible Fixes:
DISCLAIMER: These may or may not work, you should know what you are doing before venturing too far on your own.
Thanks to Ash for these:
Post #44: Editing init scripts.
Post #50: Another init edit.
Peperm1nt said:
Topic: Audio Problems and Solutions
This thread is going to cover the audio issues users are having with the Droid x2. This means popping sounds, no sound, sound too loud, static noises, random mutes, etc. ANYTHING that deals with audio issues for the Droid x2!
I have had the Droid x2 since its release, and I have yet to have any of the symptoms above, let alone ANY audio issues other than random bluetooth disconnects with my car's stereo system. I isolated the issue with that and the problem has been "solved" as of me writing this. But the issues I see users having deals with audio stuttering or lagging as the user is trying to listen to music.
Now, for me to try and help you, and others I'm sure, I need you to fill out a form and post it at the beginning of your post. It should look like this:
Device: Milestone x2/Droid x2
ROM: GBP7/Eclipse/Molten/Liberty/Etc. (Also, Provide the specific version "GBP7 v.5"
Android Version: This will be kernel version, android version, etc. go to About Phone to acquire.
Audio Software: Google Music, WinAMP, PowerAMP, etc.
Audio Enhancers: DSP Manager or any of the like to change the "normal" output of the device.
Sound Output: Stock Speaker, Line Out Speakers, Ear Plugs, BT Headset, BT Speakers, etc.
SD Card Info: SD Card size, how much space is used and free, and SD Class(The class is the small number in the circle of your SD card)
Symptom: What the issue is.
Then give a DETAILED description of what you problem is, what you have tried to do to solve the issue, ANY INFORMATION that you feel would be relevant to the problem, POST IT! I don't have your specific handset and I see posts of several users stating they are having issues, yet I have never experienced any of the common problems. This is not denying that the problems don't exist, but I'm trying to help, and I will need to know as much as possible.
*Try to get me average free ram and cpu usage if you can. Look up an app called seepu by Latedroid in the market, the free version should suffice.
Known Solutions:
-This will be filled in as problems are fixed.
Click to expand...
Click to collapse
Device droid x2
Rom: stock rooted and still bloat
Android ver: 2.3.5 build 412 kernal 0007
Audio enhancers: none
Sound: earphones, speakers
Sdcard:16gb class 10, 4gb free
Symptom: through music player for mp3 stored on phone popping, skipping.
Solution: not really a solution but more of a way to mitigate it to a low number of times. Currently only happens about 3 times per 105ish songs on stock player.
-First be on android 2.3.5 build 412.
-V6 supercharger update 8 option 9 then option 12.
-Setcpu or init.d cpu script keep a high of 1ghz and low of 608mhz.
-get v6noop.sh and run it with script manager.
-use naven's inithack v0.6
Those steps get rid of the pop and considerably cuts the skipping down. I noticed that once the cpu falls under 608 thats when the chances of music skipping will happen. And not so much as availible ram. I had as low as 59mb free of ram with out a skip but as soon as the cpu falls under 608 the chance of skipping will happen.
This method gets a good result with stock bloated and without poweramp high buffer. Heck i needed eclipse and all that with power amp on 2.3.4 and the results still wasnt as good as it with 2.3.5. Skipped every 6-8 songs per 80 with said method on 2.3.4.
Thats why i refuse to use any rom based on 2.3.4.
Oh btw forgot to mentioned that i have my music on the phone itself since my sdcard is known to fail on me (and if it does you can't do anything really with your phone if you have sd flipflop enabled learned that the hard way).
Sent from my DROID X2 using XDA App
So, is the problem still going on? If so is it every 105ish songs? Or where you providing an answer?
I'm just mentioning this as an aside, but this is my second Dx2, it's a refurb. The reason I had to do a warranty call was because the headphone jack stopped playing music probably. By this I mean that the headphone jack wouldn't play because the connection between the jack and the motherboard was faulty. Hardware failure. Well now guess what, the same thing has happened to this refurb they gave me when I called my warranty. I'm not being abusive to this phone, all I'm doing is plugging in the earphones. This is the second Dx2 I've broken in the exact same way. Honestly I think it's because the dx2 is a pos, and the abused child workers in China making this aren't putting enough saughter on the headphone jack. So now I have to sbf back to stock yet again and do a warranty call.
But yeah, I'm just complaining and telling of my experience. I don't get skips on audio very often anymore. Eclipse mostly fixed that.
Sent from my DROID X2 using xda premium
I have had no issues with my headphone jack, has the phone since they came out, use headphones many times daily.
As for the skipping, one can try a faster SD card if your music is on the external SD card.
My skipping was fixed when I installed Player Pro, so I think it is an issue with the Android player itself.
Nevermind
Ignore this
y0himba said:
I have had no issues with my headphone jack, has the phone since they came out, use headphones many times daily.
As for the skipping, one can try a faster SD card if your music is on the external SD card.
My skipping was fixed when I installed Player Pro, so I think it is an issue with the Android player itself.
Click to expand...
Click to collapse
I currently use PowerAMP because it has gapless playback and crossfading. I didn't see on the Android Market description that PlayerPro has gapless playback. Does it? Reason I ask is even with PowerAMP, I get the occasional skip, but not much. Just curious.
Thanks!
If I heavily multi task..I get skips....but like stated HEAVY MULTITASKING
Tapin the Talk on the xSquared
Ihatepullups said:
I'm just mentioning this as an aside, but this is my second Dx2, it's a refurb. The reason I had to do a warranty call was because the headphone jack stopped playing music probably. By this I mean that the headphone jack wouldn't play because the connection between the jack and the motherboard was faulty. Hardware failure. Well now guess what, the same thing has happened to this refurb they gave me when I called my warranty. I'm not being abusive to this phone, all I'm doing is plugging in the earphones. This is the second Dx2 I've broken in the exact same way. Honestly I think it's because the dx2 is a pos, and the abused child workers in China making this aren't putting enough saughter on the headphone jack. So now I have to sbf back to stock yet again and do a warranty call.
But yeah, I'm just complaining and telling of my experience. I don't get skips on audio very often anymore. Eclipse mostly fixed that.
Sent from my DROID X2 using xda premium
Click to expand...
Click to collapse
I have the same issue with my headphone jack, any slight movement of the headphones and it turns off the music app, it's really annoying. I sent my original X2 for a refurbished one and it does the same. I pretty much gave up on that but I'm able to listen to it if i place it just right with no movement and i hold it in my jacket pocket upright.
I never get skips. No matter how hard I multitask. Frankly I'm suspicious that all of the scripts everyone runs are part of the problem. The only time I've had issues with skipping or redraws or anything memory related was running v6 or speedy. My phone ran like a hot piece of **** with speedy on stock. Well except for on startup but after about 8 hours I would need a reboot. Stock Eclipse v1.3 with the mashup build.prop has given me the best performance all around.
But I'm not an Android dev. Just a casual observer.
Sent from my Eclipsed and ICS themed X2.
Peperm1nt said:
So, is the problem still going on? If so is it every 105ish songs? Or where you providing an answer?
Click to expand...
Click to collapse
Sorry i was providing both. Its on going but has been subdued to that extent. When i was on 2.2.2 - 2.3.4 it skipped and popped constantly even on eclipse (up to the last one that was for 2.3.4) and the best i could get was on 6-10 songs would skip per 80 songs and popped a lot and that was using v6 supercharger and powramp high buffer. So with the method i put its all free apps and knocks it down to 3-5 songs every 105 (thats about how long one of my playlist is). With out them pops skips on almost every single song. So yes this is a mitigate solution not a permanent fix solution.
So if your phone skips constantly then try what i did and see if it helps.
Sent from my DROID X2 using XDA App
T3HBR1AN said:
I never get skips. No matter how hard I multitask. Frankly I'm suspicious that all of the scripts everyone runs are part of the problem. The only time I've had issues with skipping or redraws or anything memory related was running v6 or speedy. My phone ran like a hot piece of **** with speedy on stock. Well except for on startup but after about 8 hours I would need a reboot. Stock Eclipse v1.3 with the mashup build.prop has given me the best performance all around.
But I'm not an Android dev. Just a casual observer.
Sent from my Eclipsed and ICS themed X2.
Click to expand...
Click to collapse
This would have a factor in the skipping of music because the CPU would drop or overload at random times. I personally have never had the skips except with the heavy HEAVY multitasking like stated earier, even on stock 2.2.2 til 2.3.5. The goal here is to isolate what the user is doing while the music is playing. I'm almost positive 90% of the issues are scripts or playing texas holdem or a tegra game or something while listening to music.
I listen to music for several hours every day at work. It skips on the stock rom, Molten, Liberty, and Eclipse roms. And that's with no multitasking since I'm working and can't sit there playing with my phone. Both stored and streaming music have always skipped since I got this phone. I even tried increasing the minimum cpu speed to 600mhz like someone else suggested, but that had no affect. The only way that I have been able to stop it is with option 9 in the V6 script.
Sent from my DROID X2 using XDA App
Firstly, I am envious of Pepperm1nt and others who don't experience any music stuttering, you lucky chaps. I guess you guys were really lucky to get a good bug-free phone on purchase.
I for one do experience music stuttering.
Device: Droid x2
ROM: Liberty
Android Version: 2.3.4
Audio Software: Google Music
Audio Enhancers: DSP Manager with Bass and Equalizer turned on
Sound Output: Ear phones
SD Card Info:32 GB Sandisk class 4 SD card (I also had a generic 8 GB class 4 SD card before). About 8 GB free.
Symptoms: When I listen to music, I sometimes experience music stutters. I can't remember clearly, but I think I don't get (or at least only rarely get) sound stutters when I am doing nothing on the phone. On occasion, music stutters when I turn off the display and sometimes when I am browsing the web on the phone. A couple of sure shot ways to cause music to stutter is by going into Settings>Applications>Manage Applications. This causes the Settings app to load all the currently installed apps and this takes some processing and causes a LOT of music stutters.
I also noted that music stuttering increases if I use the DSP manager settings. Also, it is worth pointing out that the amount of multitasking doesn't really matter because I experience music stuttering even on relatively mild to no multitasking..
Is it possible that there is a hardware bug on some (or many) of the Droid X2's and some people (like pepperm1nt) were just lucky to get a phone that didn't have those bugs and are not experiencing any music stuttering (or at least experiencing a lot less stuttering than others)?
Also, I was wondering if using CM7 that dragonzkiller released might help alleviate or even cure this problem? Is it possible and did someone try to check?
litetaker said:
Also, I was wondering if using CM7 that dragonzkiller released might help alleviate or even cure this problem? Is it possible and did someone try to check?
Click to expand...
Click to collapse
I haven't tried CM7 yet and I won't until it can read the external SD card, since that is where my music and my apps are at.
But, reports from people who have put it on their phones have been that the ROM is very fast. I would hope so with all the BLUR removed and it being a pure AOSP image.
But, as for now, if I don't use the V6 scripts, then my music stuttering on stock is pretty bad, even when I'm not multitasking anything. Although, I am running Juice Defender, so that might have something to do with it as well.
Still, even on my old LG Vortex (ARM6, 600mhz), music stuttering never occurred when I wasn't doing anything else on it, and then even if I was playing a game, it was rare, but it would happen.
iBolski said:
I haven't tried CM7 yet and I won't until it can read the external SD card, since that is where my music and my apps are at.
But, reports from people who have put it on their phones have been that the ROM is very fast. I would hope so with all the BLUR removed and it being a pure AOSP image.
But, as for now, if I don't use the V6 scripts, then my music stuttering on stock is pretty bad, even when I'm not multitasking anything. Although, I am running Juice Defender, so that might have something to do with it as well.
Still, even on my old LG Vortex (ARM6, 600mhz), music stuttering never occurred when I wasn't doing anything else on it, and then even if I was playing a game, it was rare, but it would happen.
Click to expand...
Click to collapse
Even I am holding back from flashing CM7 until the External SD card is working as that is where all my music and a lot of my media is. Also, I don't have so severe music stuttering issues on stock though.
Question... What personal mods have you made (anything that is not posted in the x2 Dev secton)? Also, upload your init scripts if you don't mind.Ima update the OP
Tapin the Talk on the xSquared
It might be worth it to note that there are different versions of the droid x2. If you pull out the battery you can see it listed. It starts SJUG. Maybe some of these problems only exist on certain revisions ( I believe there are only 2 versions).
Audio codec problem
I think this is on topic relative to the nature of this thread.
I work in a corporate environment, in a manner of speaking. We use M$ Exchange for emails. We also use IP Office and voicemails are sent to email as attachments.
I cannot play the email attachment with either the standard player or with WinAmp. I can play them with RemoteWave but even then they are somewhat scratchy.
I am running a rooted stock 2.3.4 with bloat apps frozen with no addons/scripts/roms.
Previously, I had read that the codec used is the problem and that certain Android builds on ceraton devices have problems. This goes back to my initial Froyo build on this phone (acquired in Jul '10).
zeb carter said:
I think this is on topic relative to the nature of this thread.
I work in a corporate environment, in a manner of speaking. We use M$ Exchange for emails. We also use IP Office and voicemails are sent to email as attachments.
I cannot play the email attachment with either the standard player or with WinAmp. I can play them with RemoteWave but even then they are somewhat scratchy.
I am running a rooted stock 2.3.4 with bloat apps frozen with no addons/scripts/roms.
Previously, I had read that the codec used is the problem and that certain Android builds on ceraton devices have problems. This goes back to my initial Froyo build on this phone (acquired in Jul '10).
Click to expand...
Click to collapse
Go get MX video player from market
it will also have you download the armv7 coded needed to use the.player
I have had no problems...even able to view .avi and mkv files...ANY file I've come across has been viewable with this player....
Oh...and its free ..
A bit off topic lol
Now back on topic
I wonder what these different "versions" mentioned could be why there is so many different issues with not only music skips but why it seems so many issues are inconsistent here.

[Q] CM7: Netflix Streaming in HD?

Hi All,
I've been trying to figure out how to get my CM7 NT to stream Netflix in the HD quality of the stock Nook ROM.
I've tried several edits to the build.prop (ro.product.____ and ro.build.___), to no avail.
Are there any specific lines in the current CM7 Internal build.prop that prevent Netflix from streaming in HD, like how the NT comes originally? Or is it some other issue with the CM7 build? Has anybody on CM7 gotten this to work?
Many thanks in advance.
Unless there's been a development I'm not aware of as of right now, you can't, it has to do with the fact that hardware acceleration isn't fully supported in non Stock ROMs. In addition the stock app is believed to be coded differently for the hardware.
DemonicPhantasm said:
Unless there's been a development I'm not aware of as of right now, you can't, it has to do with the fact that hardware acceleration isn't fully supported in non Stock ROMs. In addition the stock app is believed to be coded differently for the hardware.
Click to expand...
Click to collapse
I wish that part about the stock app was true, but the stock app works identically to the version that you get in the Google Play store. Reinstalling the stock version on CM7 via Titanium Backup gets you the same low-quality video and delayed audio that you'd get on the downloaded app.
But hardware acceleration will be here, it's just taking a little while. We're very fortunate to have Rebellos, a recognized XDA developer, joining the new-kernel project. He says he plans to start contributing to the project in about a week.
Mike_IronFist said:
But hardware acceleration will be here, it's just taking a little while. We're very fortunate to have Rebellos, a recognized XDA developer, joining the new-kernel project. He says he plans to start contributing to the project in about a week.
Click to expand...
Click to collapse
Ah, so it's a hardware acceleration issue then, rather than Netflix<-> build.prop device incompatibility? I thought that was done and fixed in the latest CM7 release?
Also stoked to have Rebellos on board.
i thought cm7 had full HW acceleration- and from using it vs using the rooted nook tablet it DOES play movies Better (i can play/stream a bluray.mp4 file on CM7 Fine, it stutters and hangs using the rooted nook(mx video player streaming over my wireless network for both examples) , it is CM9 that is having problem with the ducati timer conflict with backlight timer....the issue is the hd version of netflix if i remember correctly required the locked bootchain blah blah to get the hd version. not sure if that version will run on cm7 i just installed netflix from googlestore and use that.
chaqfoistylo said:
Ah, so it's a hardware acceleration issue then, rather than Netflix<-> build.prop device incompatibility? I thought that was done and fixed in the latest CM7 release?
Click to expand...
Click to collapse
lenardo said:
i thought cm7 had full HW acceleration- and from using it vs using the rooted nook tablet it DOES play movies Better (i can play/stream a bluray.mp4 file on CM7 Fine, it stutters and hangs using the rooted nook(mx video player streaming over my wireless network for both examples) , it is CM9 that is having problem with the ducati timer conflict with backlight timer....the issue is the hd version of netflix if i remember correctly required the locked bootchain blah blah to get the hd version. not sure if that version will run on cm7 i just installed netflix from googlestore and use that.
Click to expand...
Click to collapse
If that were true, I think we'd already have hardware acceleration in CM9. After all, it would mean that source code for a hardware-accelerated graphics driver on the Nook Tablet was available. The whole reason Rebellos is joining the project is because we lack said source code.
Celtic did fix a video performance bug in CM7, but as far as I know it was mainly related to video playback and decoding, not graphics drivers. I might be wrong about that (I'm not a developer myself, I just follow it closely) but that's what the situation looks like right now.
Like I said, there's no difference between the Google Play downloadable Netflix app and the one that comes with your Nook Tablet. The key difference is the underlying firmware - stock, for some reason, gets HD-quality and synced up sound while CM7 gets low-quality and delayed sound. I've been following this one issue closely since it's my one pet peeve with the custom firmware we've got available. Hopefully, though, the devs will sort it out. They all seem like competent and talented folks.
the problem is 99.9% of the universe apparently for cm9(ICS) uses gptimer 11 for ducati...and the backlight some other timer
the nook tablet -currently- HAS to run the backlight on.....gptimer 11, the devs- i believe- have found a ducati on a different timer and they are working on adapting it to run on the nook tablet, once that is fixed- the cm9 devs will progress faster

[Q] Disable all video acceleration in 5.1 ROM

An outstanding issue with several S4 5.x ROMs is that Youtube and Facebook videos are very jerky during the first 10 seconds. I am fairly sure this is due to poor hardware acceleration, and its failing back to software which works properly. When using VLC, there is actually a toast telling the user that hardware decode failed and it switches back to software, with the same timing that Youtube and Facebook fails over.
Can someone tell me how to change config for the entire OS to stop attempting to hardware accelerate videos, or possibly delete the driver/codec that its trying to use?
http://forum.xda-developers.com/showthread.php?t=2539361
http://forum.xda-developers.com/showthread.php?t=2557353
I've tried "video.accelerate.hw=0" in build prop, as well as a couple other items that had "hw" in them, no changes whatsoever.

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