[ONE Android Development] fards:
Not a massive amount of useful camera related info in those logs.

09-23 19:07:44.401 I/ActivityManager( 2179): START u0 {act=android.media.action.STILL_IMAGE_CAMERA flg=0x14000000 cmp=org.cyanogenmod.snap/com.android.camera.CameraActivity} from uid 10025 on display 0
09-23 19:07:44.402 W/ActivityManager( 2179): Activity is launching as a new task, so cancelling activity result.
09-23 19:07:44.566 W/BackupManagerService( 2179): dataChanged but no participant pkg='org.cyanogenmod.snap' uid=10025
09-23 19:07:44.566 W/BackupManagerService( 2179): dataChanged but no participant pkg='org.cyanogenmod.snap' uid=10025
09-23 19:07:44.566 W/BackupManagerService( 2179): dataChanged but no participant pkg='org.cyanogenmod.snap' uid=10025
09-23 19:07:44.569 W/BackupManagerService( 2179): dataChanged but no participant pkg='org.cyanogenmod.snap' uid=10025
09-23 19:07:44.569 I/CameraManagerGlobal( 9356): Connecting to camera service
09-23 19:07:44.620 W/BackupManagerService( 2179): dataChanged but no participant pkg='org.cyanogenmod.snap' uid=10025
09-23 19:07:44.621 V/CAM_PhotoModule( 9356): Open camera device.
09-23 19:07:44.623 V/CameraHolder( 9356): open camera 0
09-23 19:07:44.631 E/CameraHolder( 9356): fail to connect Camera:-1, aborting.
09-23 19:07:44.632 E/CAM_PhotoModule( 9356): Failed to open camera:0
09-23 19:07:44.648 E/WVMExtractor( 9356): Failed to open libwvm.so: dlopen failed: cannot locate symbol "_ZNK7android11MediaSource11ReadOptions9getSeekToEPxPNS1_8SeekModeE" referenced by "/system/vendor/lib/libwvm.so"...
09-23 19:07:44.656 I/MediaPlayerService( 1361): MediaPlayerService::getOMX
09-23 19:07:44.656 I/OMXClient( 9356): MuxOMX ctor
09-23 19:07:44.659 I/OMXMaster( 372): makeComponentInstance(OMX.google.vorbis.decoder) in mediacodec process
09-23 19:07:44.688 V/CAM_UI ( 9356): Using mdp_preview_content (MDP path)
09-23 19:07:44.725 I/MediaPlayerService( 1361): MediaPlayerService::getOMX
09-23 19:07:44.726 I/OMXClient( 9356): MuxOMX ctor
09-23 19:07:44.729 I/OMXMaster( 372): makeComponentInstance(OMX.google.vorbis.decoder) in mediacodec process
09-23 19:07:44.735 I/MediaPlayerService( 1361): MediaPlayerService::getOMX
09-23 19:07:44.736 V/CAM_PhotoModule( 9356): On resume, from lock screen.
09-23 19:07:44.737 D/CAM_Activity( 9356): send the turn off Flashlight broadcast
09-23 19:07:44.739 I/OMXClient( 9356): MuxOMX ctor
09-23 19:07:44.741 I/OMXMaster( 372): makeComponentInstance(OMX.google.vorbis.decoder) in mediacodec process
09-23 19:07:44.817 D/CameraStorage( 9356): External storage state=mounted
09-23 19:07:44.830 D/CameraStorage( 9356): External storage state=mounted
09-23 19:07:44.861 V/CAM_UI ( 9356): setTransformMatrix: scaledTextureWidth = 1080.0, scaledTextureHeight = 1440.0
09-23 19:07:44.861 D/CAM_UI ( 9356): mSurfaceTextureUncroppedWidth=1080.0mSurfaceTextureUncroppedHeight=1440.0
09-23 19:07:44.881 V/CAM_UI ( 9356): surfaceCreated
09-23 19:07:44.881 V/CAM_UI ( 9356): surfaceChanged: width =1080, height = 1920
09-23 19:07:44.958 V/CAM_PhotoModule( 9356): Executing onResumeTasks.
09-23 19:07:44.964 I/surfaceflinger( 356): type=1400 audit(0.0:298): avc: denied { ioctl } for path="/dev/kgsl-3d0" dev="tmpfs" ino=7345 ioctlcmd=93d scontext=u:r:surfaceflinger:s0 tcontext=u:object_r:device:s0 tclass=chr_file permissive=1
09-23 19:07:44.986 I/FocusRingView( 9356): Computing center via view bounds.
09-23 19:07:45.000 I/FFmpegExtractor( 374): android-source:0xb32f4600
09-23 19:07:45.011 D/FFmpegExtractor( 374): suppoted codec(h264) by official Stagefright
09-23 19:07:45.011 D/FFmpegExtractor( 374): suppoted codec(aac) by official Stagefright
09-23 19:07:45.011 D/FFmpegExtractor( 374): ffmpeg detected media content as 'video/mp4' with confidence 0.08

Not entirely sure camera 0 is still the done thing, but there's definitely an issue with the wvm lib