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2014/10/16 ¤W¤È 08:13:52
android Programming Glossary: fsAndroid 2.3 Visualizer - Trouble understanding getFft() http://stackoverflow.com/questions/4720512/android-2-3-visualizer-trouble-understanding-getfft The frequency at FFT output sample k is given by Fk k Fs N k 0 1 ... N 1 where Fs is the sampling frequency of the time.. output sample k is given by Fk k Fs N k 0 1 ... N 1 where Fs is the sampling frequency of the time series input N is the.. the frequency output to be periodic with a period of Fs . If you look at the FFT output it covers the frequencies from..
JTransforms FFT in Android from PCM data http://stackoverflow.com/questions/7649003/jtransforms-fft-in-android-from-pcm-data you the approximate frequency of your sinusoid Frequency Fs i N where Fs sample rate Hz i index of peak N number of points.. frequency of your sinusoid Frequency Fs i N where Fs sample rate Hz i index of peak N number of points in FFT 1024..
How to get frequency from fft result? http://stackoverflow.com/questions/7674877/how-to-get-frequency-from-fft-result you can convert the index of the peak as follows freq i Fs N where freq frequency in Hz i index of peak Fs sample rate.. freq i Fs N where freq frequency in Hz i index of peak Fs sample rate e.g. 44100 Hz or whatever you are using N size of.. of the largest peak N 1024 size of FFT and sample window Fs 44100 sample rate 44.1 kHz data N input PCM data buffer fft..
Wipe data/Factory reset through ADB [closed] http://stackoverflow.com/questions/10817721/wipe-data-factory-reset-through-adb on off enables diasables encrypted fs Those are the commands you can use according to the one I found..
http://stackoverflow.com/questions/11699744/face-recognition-on-android native void save @Adapter FileStorageAdapter CvFileStorage fs public native void load @Adapter FileStorageAdapter CvFileStorage.. native void load @Adapter FileStorageAdapter CvFileStorage fs Aha so you need to pass a MatVector for the images You can pass..
YouTube Video not playing in WebView - Android http://stackoverflow.com/questions/12708890/youtube-video-not-playing-in-webview-android text html src http www.youtube.com embed J2fB5XWj6IE fs 0 frameborder 0 n iframe n return html android video youtube..
Loading Youtube video through i-frame in android webview http://stackoverflow.com/questions/14156411/loading-youtube-video-through-i-frame-in-android-webview type text html src http www.youtube.com embed WBYnk3zR0os fs 0 frameborder 0 n iframe @Override protected void onCreate..
How to create/write file in the root of the android device? http://stackoverflow.com/questions/2079766/how-to-create-write-file-in-the-root-of-the-android-device use something like this to create a file FileOutputStream fs openFileOutput test.in MODE_WORLD_WRITEABLE String s Head r.. String s Head r n s Type 2 byte buffer s.getBytes fs.write buffer fs.close When running the above code I get an IllegalArgumentException.. s Head r n s Type 2 byte buffer s.getBytes fs.write buffer fs.close When running the above code I get an IllegalArgumentException..
HTTPS connection with client certificate in an android app http://stackoverflow.com/questions/7714993/https-connection-with-client-certificate-in-an-android-app manager X509TrustManager manager null FileInputStream fs null TrustManagerFactory trustManagerFactory TrustManagerFactory.getInstance.. keyStore KeyStore.getInstance KeyStore.getDefaultType try fs new FileInputStream System.getProperty javax.net.ssl.trustStore.. System.getProperty javax.net.ssl.trustStore keyStore.load fs null finally if fs null fs.close trustManagerFactory.init keyStore..
http://stackoverflow.com/questions/8725818/video-not-playing-in-android Uri video Uri.parse http www.youtube.com v wwI2w2YHkCQ fs 1 videoweb.setMediaController mediaController videoweb.setVideoURI.. link you have provided http www.youtube.com v wwI2w2YHkCQ fs 1 is for an HTML page. The URI to be provided for setVideoURI.. URI should point to the media file such as http people.sc.fsu.edu ~jburkardt data mp4 cavity_flow_movie.mp4 . See Stack Overflow..
Android webview cannot render youtube video embedded via iframe http://stackoverflow.com/questions/9036415/android-webview-cannot-render-youtube-video-embedded-via-iframe 637 height 358 src http www.youtube.com embed olC42gO Ln4 fs 1 amp feature oembed frameborder 0 allowfullscreen iframe Test..
Make persistent changes to init.rc http://stackoverflow.com/questions/9768103/make-persistent-changes-to-init-rc point running the command file initrd should show mkdir fs cd fs cpio id .. initrd Make changes to init.rc Pack uramdisk.. running the command file initrd should show mkdir fs cd fs cpio id .. initrd Make changes to init.rc Pack uramdisk using..
Android 2.3 Visualizer - Trouble understanding getFft() http://stackoverflow.com/questions/4720512/android-2-3-visualizer-trouble-understanding-getfft fft visualizer android sdk 2.3 share improve this question The frequency at FFT output sample k is given by Fk k Fs N k 0 1 ... N 1 where Fs is the sampling frequency of the time series input N is the number of samples used to compute the.. sdk 2.3 share improve this question The frequency at FFT output sample k is given by Fk k Fs N k 0 1 ... N 1 where Fs is the sampling frequency of the time series input N is the number of samples used to compute the FFT The two sides of the.. and negative frequencies in the output of the FFT. The FFT forces the frequency output to be periodic with a period of Fs . If you look at the FFT output it covers the frequencies from 0 to Fs. It is often advantageous to view the spectrum over..
JTransforms FFT in Android from PCM data http://stackoverflow.com/questions/7649003/jtransforms-fft-in-android-from-pcm-data
How to get frequency from fft result? http://stackoverflow.com/questions/7674877/how-to-get-frequency-from-fft-result spectrum. To get the approximate frequency of any given peak you can convert the index of the peak as follows freq i Fs N where freq frequency in Hz i index of peak Fs sample rate e.g. 44100 Hz or whatever you are using N size of FFT e.g. 1024.. any given peak you can convert the index of the peak as follows freq i Fs N where freq frequency in Hz i index of peak Fs sample rate e.g. 44100 Hz or whatever you are using N size of FFT e.g. 1024 in your case Note if you have not previously.. example where we take audio data and identify the frequency of the largest peak N 1024 size of FFT and sample window Fs 44100 sample rate 44.1 kHz data N input PCM data buffer fft N 2 FFT complex buffer interleaved real imag magnitude N 2 power..
Wipe data/Factory reset through ADB [closed] http://stackoverflow.com/questions/10817721/wipe-data-factory-reset-through-adb reboot wipe_cache wipe cache but not user data then reboot set_encrypted_filesystem on off enables diasables encrypted fs Those are the commands you can use according to the one I found but that might be different for modded files. So using adb..
http://stackoverflow.com/questions/11699744/face-recognition-on-android filename public native void load String filename public native void save @Adapter FileStorageAdapter CvFileStorage fs public native void load @Adapter FileStorageAdapter CvFileStorage fs Aha so you need to pass a MatVector for the images.. save @Adapter FileStorageAdapter CvFileStorage fs public native void load @Adapter FileStorageAdapter CvFileStorage fs Aha so you need to pass a MatVector for the images You can pass the labels in a CvArr one row or one column . The MatVector..
YouTube Video not playing in WebView - Android http://stackoverflow.com/questions/12708890/youtube-video-not-playing-in-webview-android 0 width 100 height 95 padding 0px margin 0px id ytplayer type text html src http www.youtube.com embed J2fB5XWj6IE fs 0 frameborder 0 n iframe n return html android video youtube android webview share improve this question Add these..
Loading Youtube video through i-frame in android webview http://stackoverflow.com/questions/14156411/loading-youtube-video-through-i-frame-in-android-webview 0 width 100 height 95 padding 0px margin 0px id ytplayer type text html src http www.youtube.com embed WBYnk3zR0os fs 0 frameborder 0 n iframe @Override protected void onCreate Bundle savedInstanceState super.onCreate savedInstanceState..
How to create/write file in the root of the android device? http://stackoverflow.com/questions/2079766/how-to-create-write-file-in-the-root-of-the-android-device in the root of the android device I found out that you can use something like this to create a file FileOutputStream fs openFileOutput test.in MODE_WORLD_WRITEABLE String s Head r n s Type 2 byte buffer s.getBytes fs.write buffer fs.close When.. file FileOutputStream fs openFileOutput test.in MODE_WORLD_WRITEABLE String s Head r n s Type 2 byte buffer s.getBytes fs.write buffer fs.close When running the above code I get an IllegalArgumentException stating java.lang.IllegalArgumentException.. fs openFileOutput test.in MODE_WORLD_WRITEABLE String s Head r n s Type 2 byte buffer s.getBytes fs.write buffer fs.close When running the above code I get an IllegalArgumentException stating java.lang.IllegalArgumentException File test.in..
HTTPS connection with client certificate in an android app http://stackoverflow.com/questions/7714993/https-connection-with-client-certificate-in-an-android-app you'll need to get your socket factory to use this default trust manager X509TrustManager manager null FileInputStream fs null TrustManagerFactory trustManagerFactory TrustManagerFactory.getInstance TrustManagerFactory.getDefaultAlgorithm KeyStore.. TrustManagerFactory.getDefaultAlgorithm KeyStore keyStore KeyStore.getInstance KeyStore.getDefaultType try fs new FileInputStream System.getProperty javax.net.ssl.trustStore keyStore.load fs null finally if fs null fs.close trustManagerFactory.init.. KeyStore.getDefaultType try fs new FileInputStream System.getProperty javax.net.ssl.trustStore keyStore.load fs null finally if fs null fs.close trustManagerFactory.init keyStore TrustManager managers trustManagerFactory.getTrustManagers..
http://stackoverflow.com/questions/8725818/video-not-playing-in-android getBaseContext mediaController.setAnchorView videoweb Uri video Uri.parse http www.youtube.com v wwI2w2YHkCQ fs 1 videoweb.setMediaController mediaController videoweb.setVideoURI video videoweb.start Error Cannot play video Sorry this.. player mediacontroller share improve this question The link you have provided http www.youtube.com v wwI2w2YHkCQ fs 1 is for an HTML page. The URI to be provided for setVideoURI should be a media file such as MP4 or AVI . VideoView cannot.. play a video file or stream a video content in this case the URI should point to the media file such as http people.sc.fsu.edu ~jburkardt data mp4 cavity_flow_movie.mp4 . See Stack Overflow question Using VideoView for streaming or progressive..
Android webview cannot render youtube video embedded via iframe http://stackoverflow.com/questions/9036415/android-webview-cannot-render-youtube-video-embedded-via-iframe a webview. Example of the iframe embed format iframe width 637 height 358 src http www.youtube.com embed olC42gO Ln4 fs 1 amp feature oembed frameborder 0 allowfullscreen iframe Test the code on Android 2.3.3 3.2 devices HTC Desire Asus Transformer..
Make persistent changes to init.rc http://stackoverflow.com/questions/9768103/make-persistent-changes-to-init-rc 1 skip 64 if mnt uInitrd of initrd.gz gunzip initrd.gz At this point running the command file initrd should show mkdir fs cd fs cpio id .. initrd Make changes to init.rc Pack uramdisk using following commands find . cpio H newc o .. newinitrd.. 64 if mnt uInitrd of initrd.gz gunzip initrd.gz At this point running the command file initrd should show mkdir fs cd fs cpio id .. initrd Make changes to init.rc Pack uramdisk using following commands find . cpio H newc o .. newinitrd cd ....
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