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2014/10/16 ¤W¤È 08:20:37

android Programming Glossary: nv21

Confusion on YUV NV21 conversion to RGB

http://stackoverflow.com/questions/12469730/confusion-on-yuv-nv21-conversion-to-rgb

on YUV NV21 conversion to RGB According to http developer.android.com reference.. reference android graphics ImageFormat.html#NV21 NV21 is the default used format. There are quite a number of.. reference android graphics ImageFormat.html#NV21 NV21 is the default used format. There are quite a number of code..

MediaCodec and Camera: colorspaces don't match

http://stackoverflow.com/questions/13703596/mediacodec-and-camera-colorspaces-dont-match

the only supported formats on the camera are ImageFormat.NV21 and ImageFormat.YV2 . For 2 I retrieved the MediaCodecInfo.CodecCapabilities.. real colors Here are the results as shown by Gstreamer 1 NV21 2 COLOR_FormatYUV420Planar 1 NV21 2 2130708361 1 YV2 2 COLOR_FormatYUV420Planar.. as shown by Gstreamer 1 NV21 2 COLOR_FormatYUV420Planar 1 NV21 2 2130708361 1 YV2 2 COLOR_FormatYUV420Planar 1 YV2 2 2130708361..

Using MediaCodec to save series of images as Video

http://stackoverflow.com/questions/18795353/using-mediacodec-to-save-series-of-images-as-video

works as .h264 file . My Input image format is YUV image NV21 from camera preview . I can't get it to be any playable format...

BitmapFactory.decodeByteArray() is returning NULL

http://stackoverflow.com/questions/3338235/bitmapfactory-decodebytearray-is-returning-null

the preview format and when I leave it as its default of NV21 BitmapFactory.decodeByteArray comes back as null. I have also.. YuvImage yuvimage new YuvImage data ImageFormat.NV21 previewSize.width previewSize.height null ByteArrayOutputStream..

Extract black and white image from android camera's NV21 format

http://stackoverflow.com/questions/5272388/extract-black-and-white-image-from-android-cameras-nv21-format

black and white image from android camera's NV21 format I have done some google ing around and couldn't find.. question I developed the following code to convert the NV21 to RGB and it is working. Converts YUV420 NV21 to RGB8888 @param.. convert the NV21 to RGB and it is working. Converts YUV420 NV21 to RGB8888 @param data byte array on YUV420 NV21 format. @param..

Convert bitmap array to YUV (YCbCr NV21)

http://stackoverflow.com/questions/5960247/convert-bitmap-array-to-yuv-ycbcr-nv21

bitmap array to YUV YCbCr NV21 How to convert Bitmap returned by BitmapFactory.decodeFile.. is some code that actually works untested function byte getNV21 int inputWidth int inputHeight Bitmap scaled int argb new int.. U 38 R 74 G 112 B 128 8 128 V 112 R 94 G 18 B 128 8 128 NV21 has a plane of Y and interleaved planes of VU each sampled by..

Confusion on YUV NV21 conversion to RGB

http://stackoverflow.com/questions/12469730/confusion-on-yuv-nv21-conversion-to-rgb

on YUV NV21 conversion to RGB According to http developer.android.com reference android graphics ImageFormat.html#NV21 NV21 is the.. on YUV NV21 conversion to RGB According to http developer.android.com reference android graphics ImageFormat.html#NV21 NV21 is the default used format. There are quite a number of code on web regarding YUV NV21 to RGB conversion. However when.. YUV NV21 conversion to RGB According to http developer.android.com reference android graphics ImageFormat.html#NV21 NV21 is the default used format. There are quite a number of code on web regarding YUV NV21 to RGB conversion. However when I..

MediaCodec and Camera: colorspaces don't match

http://stackoverflow.com/questions/13703596/mediacodec-and-camera-colorspaces-dont-match

parameters.getSupportedPreviewFormats . From this I know that the only supported formats on the camera are ImageFormat.NV21 and ImageFormat.YV2 . For 2 I retrieved the MediaCodecInfo.CodecCapabilities object for type video avc being the integer.. I'll show below. Here's the screenshot on Android i.e. the real colors Here are the results as shown by Gstreamer 1 NV21 2 COLOR_FormatYUV420Planar 1 NV21 2 2130708361 1 YV2 2 COLOR_FormatYUV420Planar 1 YV2 2 2130708361 As can be seen none of.. on Android i.e. the real colors Here are the results as shown by Gstreamer 1 NV21 2 COLOR_FormatYUV420Planar 1 NV21 2 2130708361 1 YV2 2 COLOR_FormatYUV420Planar 1 YV2 2 2130708361 As can be seen none of these are satisfying. The YV2 colorspace..

Using MediaCodec to save series of images as Video

http://stackoverflow.com/questions/18795353/using-mediacodec-to-save-series-of-images-as-video

gibberish. Here is a snapshot of the video I get only works as .h264 file . My Input image format is YUV image NV21 from camera preview . I can't get it to be any playable format. I tried all COLOR_FormatYUV420 formats and same gibberish..

BitmapFactory.decodeByteArray() is returning NULL

http://stackoverflow.com/questions/3338235/bitmapfactory-decodebytearray-is-returning-null

mPrevCallback However both when I change the preview format and when I leave it as its default of NV21 BitmapFactory.decodeByteArray comes back as null. I have also tried changing the preview format to JPEG type. I even get.. . Convert to JPG Size previewSize camera.getParameters .getPreviewSize YuvImage yuvimage new YuvImage data ImageFormat.NV21 previewSize.width previewSize.height null ByteArrayOutputStream baos new ByteArrayOutputStream yuvimage.compressToJpeg new..

Extract black and white image from android camera's NV21 format

http://stackoverflow.com/questions/5272388/extract-black-and-white-image-from-android-cameras-nv21-format

black and white image from android camera's NV21 format I have done some google ing around and couldn't find enough information about this format. It is the default format.. android camera rgb format conversion share improve this question I developed the following code to convert the NV21 to RGB and it is working. Converts YUV420 NV21 to RGB8888 @param data byte array on YUV420 NV21 format. @param width pixels.. improve this question I developed the following code to convert the NV21 to RGB and it is working. Converts YUV420 NV21 to RGB8888 @param data byte array on YUV420 NV21 format. @param width pixels width @param height pixels height @return a..

Convert bitmap array to YUV (YCbCr NV21)

http://stackoverflow.com/questions/5960247/convert-bitmap-array-to-yuv-ycbcr-nv21

bitmap array to YUV YCbCr NV21 How to convert Bitmap returned by BitmapFactory.decodeFile to YUV format simillar to what camera's onPreviewFrame returns.. yuv android image share improve this question Here is some code that actually works untested function byte getNV21 int inputWidth int inputHeight Bitmap scaled int argb new int inputWidth inputHeight scaled.getPixels argb 0 inputWidth.. well known RGB to YUV algorithm Y 66 R 129 G 25 B 128 8 16 U 38 R 74 G 112 B 128 8 128 V 112 R 94 G 18 B 128 8 128 NV21 has a plane of Y and interleaved planes of VU each sampled by a factor of 2 meaning for every 4 Y pixels there are 1 V..