2014/10/16 上午 08:25:15

android Programming Glossary: stride

Create video from screen grabs in android

http://stackoverflow.com/questions/14067339/create-video-from-screen-grabs-in-android

MediaFormat.KEY_I_FRAME_INTERVAL 75 inputFormat.setInteger stride stride inputFormat.setInteger slice height sliceHeight encoder.. 75 inputFormat.setInteger stride stride inputFormat.setInteger slice height sliceHeight encoder MediaCodec.createByCodecName.. HERE fill in input frame in correct color format taking strides into account This is an example for I420 for int i 0 i width..

Rotating a bitmap using JNI & NDK

http://stackoverflow.com/questions/14398670/rotating-a-bitmap-using-jni-ndk

failed error d ret return NULL LOGD width d height d stride d info.width info.height info.stride if info.format ANDROID_BITMAP_FORMAT_RGBA_8888.. LOGD width d height d stride d info.width info.height info.stride if info.format ANDROID_BITMAP_FORMAT_RGBA_8888 LOGE Bitmap format.. tempPixels new uint32_t info.height info.width int stride info.stride int pixelsCount info.height info.width memcpy tempPixels..

How to cache bitmaps into native memory

http://stackoverflow.com/questions/17900732/how-to-cache-bitmaps-into-native-memory

failed error d ret return NULL LOGD width d height d stride d bitmapInfo.width bitmapInfo.height bitmapInfo.stride if bitmapInfo.format.. d stride d bitmapInfo.width bitmapInfo.height bitmapInfo.stride if bitmapInfo.format ANDROID_BITMAP_FORMAT_RGBA_8888 LOGE Bitmap..

JNI bitmap operations , for helping to avoid OOM when using large images [closed]

http://stackoverflow.com/questions/18250951/jni-bitmap-operations-for-helping-to-avoid-oom-when-using-large-images

Using MediaCodec to save series of images as Video

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

question . The image you added looks like video but with stride and or alignment issues. Make sure your pixels are laid out..

Android: how to display camera preview with callback?

http://stackoverflow.com/questions/8350230/android-how-to-display-camera-preview-with-callback

Bitmap.Config.ARGB_8888 bmp.setPixels rgba 0 offset width stride 0 0 width height Canvas canvas mHolder.lockCanvas if canvas..

android ffmpeg opengl es render movie

http://stackoverflow.com/questions/8867616/android-ffmpeg-opengl-es-render-movie

in_offset 2 line out_offset 3 0 pixels char pixels info stride android opengl es android ndk ffmpeg share improve this..

Create video from screen grabs in android

http://stackoverflow.com/questions/14067339/create-video-from-screen-grabs-in-android

colorFormat inputFormat.setInteger MediaFormat.KEY_I_FRAME_INTERVAL 75 inputFormat.setInteger stride stride inputFormat.setInteger slice height sliceHeight encoder MediaCodec.createByCodecName OMX.TI.DUCATI1.VIDEO.H264E need.. colorFormat inputFormat.setInteger MediaFormat.KEY_I_FRAME_INTERVAL 75 inputFormat.setInteger stride stride inputFormat.setInteger slice height sliceHeight encoder MediaCodec.createByCodecName OMX.TI.DUCATI1.VIDEO.H264E need to.. inputBuf encoderInputBuffers inputBufIndex inputBuf.clear HERE fill in input frame in correct color format taking strides into account This is an example for I420 for int i 0 i width i for int j 0 j height j inputFrame i stride j ... Y i j..

Rotating a bitmap using JNI & NDK

http://stackoverflow.com/questions/14398670/rotating-a-bitmap-using-jni-ndk

env bitmap info 0 LOGE AndroidBitmap_getInfo failed error d ret return NULL LOGD width d height d stride d info.width info.height info.stride if info.format ANDROID_BITMAP_FORMAT_RGBA_8888 LOGE Bitmap format is not RGBA_8888.. 0 LOGE AndroidBitmap_getInfo failed error d ret return NULL LOGD width d height d stride d info.width info.height info.stride if info.format ANDROID_BITMAP_FORMAT_RGBA_8888 LOGE Bitmap format is not RGBA_8888 return NULL read pixels of bitmap into.. error d ret return NULL uint32_t src uint32_t bitmapPixels uint32_t tempPixels new uint32_t info.height info.width int stride info.stride int pixelsCount info.height info.width memcpy tempPixels src sizeof uint32_t pixelsCount AndroidBitmap_unlockPixels..

How to cache bitmaps into native memory

http://stackoverflow.com/questions/17900732/how-to-cache-bitmaps-into-native-memory

env bitmap bitmapInfo 0 LOGE AndroidBitmap_getInfo failed error d ret return NULL LOGD width d height d stride d bitmapInfo.width bitmapInfo.height bitmapInfo.stride if bitmapInfo.format ANDROID_BITMAP_FORMAT_RGBA_8888 LOGE Bitmap.. failed error d ret return NULL LOGD width d height d stride d bitmapInfo.width bitmapInfo.height bitmapInfo.stride if bitmapInfo.format ANDROID_BITMAP_FORMAT_RGBA_8888 LOGE Bitmap format is not RGBA_8888 return NULL read pixels of bitmap..

JNI bitmap operations , for helping to avoid OOM when using large images [closed]

http://stackoverflow.com/questions/18250951/jni-bitmap-operations-for-helping-to-avoid-oom-when-using-large-images

Using MediaCodec to save series of images as Video

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

manifests very differently as shown in the images for this question . The image you added looks like video but with stride and or alignment issues. Make sure your pixels are laid out correctly. In the CTS EncodeDecodeTest the generateFrame method..

Android: how to display camera preview with callback?

http://stackoverflow.com/questions/8350230/android-how-to-display-camera-preview-with-callback

b 16 g 8 r Bitmap bmp Bitmap.createBitmap width height Bitmap.Config.ARGB_8888 bmp.setPixels rgba 0 offset width stride 0 0 width height Canvas canvas mHolder.lockCanvas if canvas null canvas.drawBitmap bmp canvas.getWidth width 2 canvas.getHeight..

android ffmpeg opengl es render movie

http://stackoverflow.com/questions/8867616/android-ffmpeg-opengl-es-render-movie

out_offset 1 frameLine in_offset 1 line out_offset 2 frameLine in_offset 2 line out_offset 3 0 pixels char pixels info stride android opengl es android ndk ffmpeg share improve this question Yes texture and buffer and shader and framebuffer..