/* * UVCCamera * library and sample to access to UVC web camera on non-rooted Android device * * Copyright (c) 2014-2017 saki t_saki@serenegiant.com * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. * * All files in the folder are under this Apache License, Version 2.0. * Files in the libjpeg-turbo, libusb, libuvc, rapidjson folder * may have a different license, see the respective files. */ package com.serenegiant.usb; import java.util.ArrayList; import java.util.List; import org.json.JSONArray; import org.json.JSONException; import org.json.JSONObject; import android.graphics.SurfaceTexture; import android.hardware.usb.UsbDevice; import android.text.TextUtils; import android.util.Log; import android.view.Surface; import android.view.SurfaceHolder; import com.serenegiant.usb.USBMonitor.UsbControlBlock; public class UVCCamera { private static final boolean DEBUG = false; // TODO set false when releasing private static final String TAG = UVCCamera.class.getSimpleName(); private static final String DEFAULT_USBFS = "/dev/bus/usb"; public static final int DEFAULT_PREVIEW_WIDTH = 640; public static final int DEFAULT_PREVIEW_HEIGHT = 480; public static final int DEFAULT_PREVIEW_MODE = 0; public static final int DEFAULT_PREVIEW_MIN_FPS = 1; public static final int DEFAULT_PREVIEW_MAX_FPS = 30; public static final float DEFAULT_BANDWIDTH = 1.0f; public static final int FRAME_FORMAT_YUYV = 0; public static final int FRAME_FORMAT_MJPEG = 1; public static final int PIXEL_FORMAT_RAW = 0; public static final int PIXEL_FORMAT_YUV = 1; public static final int PIXEL_FORMAT_RGB565 = 2; public static final int PIXEL_FORMAT_RGBX = 3; public static final int PIXEL_FORMAT_YUV420SP = 4; public static final int PIXEL_FORMAT_NV21 = 5; // = YVU420SemiPlanar //-------------------------------------------------------------------------------- public static final int CTRL_SCANNING = 0x00000001; // D0: Scanning Mode public static final int CTRL_AE = 0x00000002; // D1: Auto-Exposure Mode public static final int CTRL_AE_PRIORITY = 0x00000004; // D2: Auto-Exposure Priority public static final int CTRL_AE_ABS = 0x00000008; // D3: Exposure Time (Absolute) public static final int CTRL_AR_REL = 0x00000010; // D4: Exposure Time (Relative) public static final int CTRL_FOCUS_ABS = 0x00000020; // D5: Focus (Absolute) public static final int CTRL_FOCUS_REL = 0x00000040; // D6: Focus (Relative) public static final int CTRL_IRIS_ABS = 0x00000080; // D7: Iris (Absolute) public static final int CTRL_IRIS_REL = 0x00000100; // D8: Iris (Relative) public static final int CTRL_ZOOM_ABS = 0x00000200; // D9: Zoom (Absolute) public static final int CTRL_ZOOM_REL = 0x00000400; // D10: Zoom (Relative) public static final int CTRL_PANTILT_ABS = 0x00000800; // D11: PanTilt (Absolute) public static final int CTRL_PANTILT_REL = 0x00001000; // D12: PanTilt (Relative) public static final int CTRL_ROLL_ABS = 0x00002000; // D13: Roll (Absolute) public static final int CTRL_ROLL_REL = 0x00004000; // D14: Roll (Relative) public static final int CTRL_FOCUS_AUTO = 0x00020000; // D17: Focus, Auto public static final int CTRL_PRIVACY = 0x00040000; // D18: Privacy public static final int CTRL_FOCUS_SIMPLE = 0x00080000; // D19: Focus, Simple public static final int CTRL_WINDOW = 0x00100000; // D20: Window public static final int PU_BRIGHTNESS = 0x80000001; // D0: Brightness public static final int PU_CONTRAST = 0x80000002; // D1: Contrast public static final int PU_HUE = 0x80000004; // D2: Hue public static final int PU_SATURATION = 0x80000008; // D3: Saturation public static final int PU_SHARPNESS = 0x80000010; // D4: Sharpness public static final int PU_GAMMA = 0x80000020; // D5: Gamma public static final int PU_WB_TEMP = 0x80000040; // D6: White Balance Temperature public static final int PU_WB_COMPO = 0x80000080; // D7: White Balance Component public static final int PU_BACKLIGHT = 0x80000100; // D8: Backlight Compensation public static final int PU_GAIN = 0x80000200; // D9: Gain public static final int PU_POWER_LF = 0x80000400; // D10: Power Line Frequency public static final int PU_HUE_AUTO = 0x80000800; // D11: Hue, Auto public static final int PU_WB_TEMP_AUTO = 0x80001000; // D12: White Balance Temperature, Auto public static final int PU_WB_COMPO_AUTO = 0x80002000; // D13: White Balance Component, Auto public static final int PU_DIGITAL_MULT = 0x80004000; // D14: Digital Multiplier public static final int PU_DIGITAL_LIMIT = 0x80008000; // D15: Digital Multiplier Limit public static final int PU_AVIDEO_STD = 0x80010000; // D16: Analog Video Standard public static final int PU_AVIDEO_LOCK = 0x80020000; // D17: Analog Video Lock Status public static final int PU_CONTRAST_AUTO = 0x80040000; // D18: Contrast, Auto // uvc_status_class from libuvc.h public static final int STATUS_CLASS_CONTROL = 0x10; public static final int STATUS_CLASS_CONTROL_CAMERA = 0x11; public static final int STATUS_CLASS_CONTROL_PROCESSING = 0x12; // uvc_status_attribute from libuvc.h public static final int STATUS_ATTRIBUTE_VALUE_CHANGE = 0x00; public static final int STATUS_ATTRIBUTE_INFO_CHANGE = 0x01; public static final int STATUS_ATTRIBUTE_FAILURE_CHANGE = 0x02; public static final int STATUS_ATTRIBUTE_UNKNOWN = 0xff; private static boolean isLoaded; static { if (!isLoaded) { System.loadLibrary("jpeg-turbo1500"); System.loadLibrary("usb100"); System.loadLibrary("uvc"); System.loadLibrary("UVCCamera"); isLoaded = true; } } private UsbControlBlock mCtrlBlock; protected long mControlSupports; // カメラコントロールでサポートしている機能フラグ protected long mProcSupports; // プロセッシングユニットでサポートしている機能フラグ protected int mCurrentFrameFormat = FRAME_FORMAT_MJPEG; protected int mCurrentWidth = DEFAULT_PREVIEW_WIDTH, mCurrentHeight = DEFAULT_PREVIEW_HEIGHT; protected float mCurrentBandwidthFactor = DEFAULT_BANDWIDTH; protected String mSupportedSize; protected List mCurrentSizeList; // these fields from here are accessed from native code and do not change name and remove protected long mNativePtr; protected int mScanningModeMin, mScanningModeMax, mScanningModeDef; protected int mExposureModeMin, mExposureModeMax, mExposureModeDef; protected int mExposurePriorityMin, mExposurePriorityMax, mExposurePriorityDef; protected int mExposureMin, mExposureMax, mExposureDef; protected int mAutoFocusMin, mAutoFocusMax, mAutoFocusDef; protected int mFocusMin, mFocusMax, mFocusDef; protected int mFocusRelMin, mFocusRelMax, mFocusRelDef; protected int mFocusSimpleMin, mFocusSimpleMax, mFocusSimpleDef; protected int mIrisMin, mIrisMax, mIrisDef; protected int mIrisRelMin, mIrisRelMax, mIrisRelDef; protected int mPanMin, mPanMax, mPanDef; protected int mTiltMin, mTiltMax, mTiltDef; protected int mRollMin, mRollMax, mRollDef; protected int mPanRelMin, mPanRelMax, mPanRelDef; protected int mTiltRelMin, mTiltRelMax, mTiltRelDef; protected int mRollRelMin, mRollRelMax, mRollRelDef; protected int mPrivacyMin, mPrivacyMax, mPrivacyDef; protected int mAutoWhiteBlanceMin, mAutoWhiteBlanceMax, mAutoWhiteBlanceDef; protected int mAutoWhiteBlanceCompoMin, mAutoWhiteBlanceCompoMax, mAutoWhiteBlanceCompoDef; protected int mWhiteBlanceMin, mWhiteBlanceMax, mWhiteBlanceDef; protected int mWhiteBlanceCompoMin, mWhiteBlanceCompoMax, mWhiteBlanceCompoDef; protected int mWhiteBlanceRelMin, mWhiteBlanceRelMax, mWhiteBlanceRelDef; protected int mBacklightCompMin, mBacklightCompMax, mBacklightCompDef; protected int mBrightnessMin, mBrightnessMax, mBrightnessDef; protected int mContrastMin, mContrastMax, mContrastDef; protected int mSharpnessMin, mSharpnessMax, mSharpnessDef; protected int mGainMin, mGainMax, mGainDef; protected int mGammaMin, mGammaMax, mGammaDef; protected int mSaturationMin, mSaturationMax, mSaturationDef; protected int mHueMin, mHueMax, mHueDef; protected int mZoomMin, mZoomMax, mZoomDef; protected int mZoomRelMin, mZoomRelMax, mZoomRelDef; protected int mPowerlineFrequencyMin, mPowerlineFrequencyMax, mPowerlineFrequencyDef; protected int mMultiplierMin, mMultiplierMax, mMultiplierDef; protected int mMultiplierLimitMin, mMultiplierLimitMax, mMultiplierLimitDef; protected int mAnalogVideoStandardMin, mAnalogVideoStandardMax, mAnalogVideoStandardDef; protected int mAnalogVideoLockStateMin, mAnalogVideoLockStateMax, mAnalogVideoLockStateDef; // until here /** * the sonctructor of this class should be call within the thread that has a looper * (UI thread or a thread that called Looper.prepare) */ public UVCCamera() { mNativePtr = nativeCreate(); mSupportedSize = null; } /** * connect to a UVC camera * USB permission is necessary before this method is called * @param ctrlBlock */ public synchronized void open(final UsbControlBlock ctrlBlock) { int result; try { mCtrlBlock = ctrlBlock.clone(); result = nativeConnect(mNativePtr, mCtrlBlock.getVenderId(), mCtrlBlock.getProductId(), mCtrlBlock.getFileDescriptor(), mCtrlBlock.getBusNum(), mCtrlBlock.getDevNum(), getUSBFSName(mCtrlBlock)); } catch (final Exception e) { Log.w(TAG, e); result = -1; } if (result != 0) { throw new UnsupportedOperationException("open failed:result=" + result); } if (mNativePtr != 0 && TextUtils.isEmpty(mSupportedSize)) { mSupportedSize = nativeGetSupportedSize(mNativePtr); } nativeSetPreviewSize(mNativePtr, DEFAULT_PREVIEW_WIDTH, DEFAULT_PREVIEW_HEIGHT, DEFAULT_PREVIEW_MIN_FPS, DEFAULT_PREVIEW_MAX_FPS, DEFAULT_PREVIEW_MODE, DEFAULT_BANDWIDTH); } /** * set status callback * @param callback */ public void setStatusCallback(final IStatusCallback callback) { if (mNativePtr != 0) { nativeSetStatusCallback(mNativePtr, callback); } } /** * set button callback * @param callback */ public void setButtonCallback(final IButtonCallback callback) { if (mNativePtr != 0) { nativeSetButtonCallback(mNativePtr, callback); } } /** * close and release UVC camera */ public synchronized void close() { stopPreview(); if (mNativePtr != 0) { nativeRelease(mNativePtr); // mNativePtr = 0; // nativeDestroyを呼ぶのでここでクリアしちゃダメ } if (mCtrlBlock != null) { mCtrlBlock.close(); mCtrlBlock = null; } mControlSupports = mProcSupports = 0; mCurrentFrameFormat = -1; mCurrentBandwidthFactor = 0; mSupportedSize = null; mCurrentSizeList = null; if (DEBUG) Log.v(TAG, "close:finished"); } public UsbDevice getDevice() { return mCtrlBlock != null ? mCtrlBlock.getDevice() : null; } public String getDeviceName(){ return mCtrlBlock != null ? mCtrlBlock.getDeviceName() : null; } public UsbControlBlock getUsbControlBlock() { return mCtrlBlock; } public synchronized String getSupportedSize() { return !TextUtils.isEmpty(mSupportedSize) ? mSupportedSize : (mSupportedSize = nativeGetSupportedSize(mNativePtr)); } public Size getPreviewSize() { Size result = null; final List list = getSupportedSizeList(); for (final Size sz: list) { if ((sz.width == mCurrentWidth) || (sz.height == mCurrentHeight)) { result =sz; break; } } return result; } /** * Set preview size and preview mode * @param width @param height */ public void setPreviewSize(final int width, final int height) { setPreviewSize(width, height, DEFAULT_PREVIEW_MIN_FPS, DEFAULT_PREVIEW_MAX_FPS, mCurrentFrameFormat, mCurrentBandwidthFactor); } /** * Set preview size and preview mode * @param width * @param height * @param frameFormat either FRAME_FORMAT_YUYV(0) or FRAME_FORMAT_MJPEG(1) */ public void setPreviewSize(final int width, final int height, final int frameFormat) { setPreviewSize(width, height, DEFAULT_PREVIEW_MIN_FPS, DEFAULT_PREVIEW_MAX_FPS, frameFormat, mCurrentBandwidthFactor); } /** * Set preview size and preview mode * @param width @param height @param frameFormat either FRAME_FORMAT_YUYV(0) or FRAME_FORMAT_MJPEG(1) @param bandwidth [0.0f,1.0f] */ public void setPreviewSize(final int width, final int height, final int frameFormat, final float bandwidth) { setPreviewSize(width, height, DEFAULT_PREVIEW_MIN_FPS, DEFAULT_PREVIEW_MAX_FPS, frameFormat, bandwidth); } /** * Set preview size and preview mode * @param width * @param height * @param min_fps * @param max_fps * @param frameFormat either FRAME_FORMAT_YUYV(0) or FRAME_FORMAT_MJPEG(1) * @param bandwidthFactor */ public void setPreviewSize(final int width, final int height, final int min_fps, final int max_fps, final int frameFormat, final float bandwidthFactor) { if ((width == 0) || (height == 0)) throw new IllegalArgumentException("invalid preview size"); if (mNativePtr != 0) { final int result = nativeSetPreviewSize(mNativePtr, width, height, min_fps, max_fps, frameFormat, bandwidthFactor); if (result != 0) throw new IllegalArgumentException("Failed to set preview size"); mCurrentFrameFormat = frameFormat; mCurrentWidth = width; mCurrentHeight = height; mCurrentBandwidthFactor = bandwidthFactor; } } public List getSupportedSizeList() { final int type = (mCurrentFrameFormat > 0) ? 6 : 4; return getSupportedSize(type, mSupportedSize); } public Size getNearestSize(final int width, final int height, int frameFormat) { final int type = (frameFormat > 0) ? 6 : 4; List sizes = getSupportedSize(type, mSupportedSize); int required_area = width * height; Size preview_size = null; int error = Integer.MAX_VALUE; for (Size s : sizes) { int s_area = s.width * s.height; int abs_error = Math.abs(s_area - required_area); if (abs_error < error){ preview_size = s; error = abs_error; } } return preview_size; } public static List getSupportedSize(final int type, final String supportedSize) { final List result = new ArrayList(); if (!TextUtils.isEmpty(supportedSize)) try { final JSONObject json = new JSONObject(supportedSize); final JSONArray formats = json.getJSONArray("formats"); final int format_nums = formats.length(); for (int i = 0; i < format_nums; i++) { final JSONObject format = formats.getJSONObject(i); if(format.has("type") && format.has("size")) { final int format_type = format.getInt("type"); if ((format_type == type) || (type == -1)) { addSize(format, format_type, 0, result); } } } } catch (final JSONException e) { e.printStackTrace(); } return result; } private static final void addSize(final JSONObject format, final int formatType, final int frameType, final List size_list) throws JSONException { final JSONArray size = format.getJSONArray("size"); final int size_nums = size.length(); for (int j = 0; j < size_nums; j++) { final String[] sz = size.getString(j).split("x"); try { size_list.add(new Size(formatType, frameType, j, Integer.parseInt(sz[0]), Integer.parseInt(sz[1]))); } catch (final Exception e) { break; } } } /** * set preview surface with SurfaceHolder
* you can use SurfaceHolder came from SurfaceView/GLSurfaceView * @param holder */ public synchronized void setPreviewDisplay(final SurfaceHolder holder) { nativeSetPreviewDisplay(mNativePtr, holder.getSurface()); } /** * set preview surface with SurfaceTexture. * this method require API >= 14 * @param texture */ public synchronized void setPreviewTexture(final SurfaceTexture texture) { // API >= 11 final Surface surface = new Surface(texture); // XXX API >= 14 nativeSetPreviewDisplay(mNativePtr, surface); } /** * set preview surface with Surface * @param surface */ public synchronized void setPreviewDisplay(final Surface surface) { nativeSetPreviewDisplay(mNativePtr, surface); } /** * set frame callback * @param callback * @param pixelFormat */ public void setFrameCallback(final IFrameCallback callback, final int pixelFormat) { if (mNativePtr != 0) { nativeSetFrameCallback(mNativePtr, callback, pixelFormat); } } /** * start preview */ public synchronized void startPreview() { if (mCtrlBlock != null) { nativeStartPreview(mNativePtr); } } /** * stop preview */ public synchronized void stopPreview() { setFrameCallback(null, 0); if (mCtrlBlock != null) { nativeStopPreview(mNativePtr); } } /** * destroy UVCCamera object */ public synchronized void destroy() { close(); if (mNativePtr != 0) { nativeDestroy(mNativePtr); mNativePtr = 0; } } // wrong result may return when you call this just after camera open. // it is better to wait several hundreads millseconds. public boolean checkSupportFlag(final long flag) { updateCameraParams(); if ((flag & 0x80000000) == 0x80000000) return ((mProcSupports & flag) == (flag & 0x7ffffffF)); else return (mControlSupports & flag) == flag; } //================================================================================ public synchronized void setAutoFocus(final boolean autoFocus) { if (mNativePtr != 0) { nativeSetAutoFocus(mNativePtr, autoFocus); } } public synchronized boolean getAutoFocus() { boolean result = true; if (mNativePtr != 0) { result = nativeGetAutoFocus(mNativePtr) > 0; } return result; } //================================================================================ /** * @param focus [%] */ public synchronized void setFocus(final int focus) { if (mNativePtr != 0) { final float range = Math.abs(mFocusMax - mFocusMin); if (range > 0) nativeSetFocus(mNativePtr, (int)(focus / 100.f * range) + mFocusMin); } } /** * @param focus_abs * @return focus[%] */ public synchronized int getFocus(final int focus_abs) { int result = 0; if (mNativePtr != 0) { nativeUpdateFocusLimit(mNativePtr); final float range = Math.abs(mFocusMax - mFocusMin); if (range > 0) { result = (int)((focus_abs - mFocusMin) * 100.f / range); } } return result; } /** * @return focus[%] */ public synchronized int getFocus() { return getFocus(nativeGetFocus(mNativePtr)); } public synchronized void resetFocus() { if (mNativePtr != 0) { nativeSetFocus(mNativePtr, mFocusDef); } } //================================================================================ public synchronized void setAutoWhiteBlance(final boolean autoWhiteBlance) { if (mNativePtr != 0) { nativeSetAutoWhiteBlance(mNativePtr, autoWhiteBlance); } } public synchronized boolean getAutoWhiteBlance() { boolean result = true; if (mNativePtr != 0) { result = nativeGetAutoWhiteBlance(mNativePtr) > 0; } return result; } //================================================================================ /** * @param whiteBlance [%] */ public synchronized void setWhiteBlance(final int whiteBlance) { if (mNativePtr != 0) { final float range = Math.abs(mWhiteBlanceMax - mWhiteBlanceMin); if (range > 0) nativeSetWhiteBlance(mNativePtr, (int)(whiteBlance / 100.f * range) + mWhiteBlanceMin); } } /** * @param whiteBlance_abs * @return whiteBlance[%] */ public synchronized int getWhiteBlance(final int whiteBlance_abs) { int result = 0; if (mNativePtr != 0) { nativeUpdateWhiteBlanceLimit(mNativePtr); final float range = Math.abs(mWhiteBlanceMax - mWhiteBlanceMin); if (range > 0) { result = (int)((whiteBlance_abs - mWhiteBlanceMin) * 100.f / range); } } return result; } /** * @return white blance[%] */ public synchronized int getWhiteBlance() { return getFocus(nativeGetWhiteBlance(mNativePtr)); } public synchronized void resetWhiteBlance() { if (mNativePtr != 0) { nativeSetWhiteBlance(mNativePtr, mWhiteBlanceDef); } } //================================================================================ /** * @param brightness [%] */ public synchronized void setBrightness(final int brightness) { if (mNativePtr != 0) { final float range = Math.abs(mBrightnessMax - mBrightnessMin); if (range > 0) nativeSetBrightness(mNativePtr, (int)(brightness / 100.f * range) + mBrightnessMin); } } /** * @param brightness_abs * @return brightness[%] */ public synchronized int getBrightness(final int brightness_abs) { int result = 0; if (mNativePtr != 0) { nativeUpdateBrightnessLimit(mNativePtr); final float range = Math.abs(mBrightnessMax - mBrightnessMin); if (range > 0) { result = (int)((brightness_abs - mBrightnessMin) * 100.f / range); } } return result; } /** * @return brightness[%] */ public synchronized int getBrightness() { return getBrightness(nativeGetBrightness(mNativePtr)); } public synchronized void resetBrightness() { if (mNativePtr != 0) { nativeSetBrightness(mNativePtr, mBrightnessDef); } } //================================================================================ /** * @param contrast [%] */ public synchronized void setContrast(final int contrast) { if (mNativePtr != 0) { nativeUpdateContrastLimit(mNativePtr); final float range = Math.abs(mContrastMax - mContrastMin); if (range > 0) nativeSetContrast(mNativePtr, (int)(contrast / 100.f * range) + mContrastMin); } } /** * @param contrast_abs * @return contrast[%] */ public synchronized int getContrast(final int contrast_abs) { int result = 0; if (mNativePtr != 0) { final float range = Math.abs(mContrastMax - mContrastMin); if (range > 0) { result = (int)((contrast_abs - mContrastMin) * 100.f / range); } } return result; } /** * @return contrast[%] */ public synchronized int getContrast() { return getContrast(nativeGetContrast(mNativePtr)); } public synchronized void resetContrast() { if (mNativePtr != 0) { nativeSetContrast(mNativePtr, mContrastDef); } } //================================================================================ /** * @param sharpness [%] */ public synchronized void setSharpness(final int sharpness) { if (mNativePtr != 0) { final float range = Math.abs(mSharpnessMax - mSharpnessMin); if (range > 0) nativeSetSharpness(mNativePtr, (int)(sharpness / 100.f * range) + mSharpnessMin); } } /** * @param sharpness_abs * @return sharpness[%] */ public synchronized int getSharpness(final int sharpness_abs) { int result = 0; if (mNativePtr != 0) { nativeUpdateSharpnessLimit(mNativePtr); final float range = Math.abs(mSharpnessMax - mSharpnessMin); if (range > 0) { result = (int)((sharpness_abs - mSharpnessMin) * 100.f / range); } } return result; } /** * @return sharpness[%] */ public synchronized int getSharpness() { return getSharpness(nativeGetSharpness(mNativePtr)); } public synchronized void resetSharpness() { if (mNativePtr != 0) { nativeSetSharpness(mNativePtr, mSharpnessDef); } } //================================================================================ /** * @param gain [%] */ public synchronized void setGain(final int gain) { if (mNativePtr != 0) { final float range = Math.abs(mGainMax - mGainMin); if (range > 0) nativeSetGain(mNativePtr, (int)(gain / 100.f * range) + mGainMin); } } /** * @param gain_abs * @return gain[%] */ public synchronized int getGain(final int gain_abs) { int result = 0; if (mNativePtr != 0) { nativeUpdateGainLimit(mNativePtr); final float range = Math.abs(mGainMax - mGainMin); if (range > 0) { result = (int)((gain_abs - mGainMin) * 100.f / range); } } return result; } /** * @return gain[%] */ public synchronized int getGain() { return getGain(nativeGetGain(mNativePtr)); } public synchronized void resetGain() { if (mNativePtr != 0) { nativeSetGain(mNativePtr, mGainDef); } } //================================================================================ /** * @param gamma [%] */ public synchronized void setGamma(final int gamma) { if (mNativePtr != 0) { final float range = Math.abs(mGammaMax - mGammaMin); if (range > 0) nativeSetGamma(mNativePtr, (int)(gamma / 100.f * range) + mGammaMin); } } /** * @param gamma_abs * @return gamma[%] */ public synchronized int getGamma(final int gamma_abs) { int result = 0; if (mNativePtr != 0) { nativeUpdateGammaLimit(mNativePtr); final float range = Math.abs(mGammaMax - mGammaMin); if (range > 0) { result = (int)((gamma_abs - mGammaMin) * 100.f / range); } } return result; } /** * @return gamma[%] */ public synchronized int getGamma() { return getGamma(nativeGetGamma(mNativePtr)); } public synchronized void resetGamma() { if (mNativePtr != 0) { nativeSetGamma(mNativePtr, mGammaDef); } } //================================================================================ /** * @param saturation [%] */ public synchronized void setSaturation(final int saturation) { if (mNativePtr != 0) { final float range = Math.abs(mSaturationMax - mSaturationMin); if (range > 0) nativeSetSaturation(mNativePtr, (int)(saturation / 100.f * range) + mSaturationMin); } } /** * @param saturation_abs * @return saturation[%] */ public synchronized int getSaturation(final int saturation_abs) { int result = 0; if (mNativePtr != 0) { nativeUpdateSaturationLimit(mNativePtr); final float range = Math.abs(mSaturationMax - mSaturationMin); if (range > 0) { result = (int)((saturation_abs - mSaturationMin) * 100.f / range); } } return result; } /** * @return saturation[%] */ public synchronized int getSaturation() { return getSaturation(nativeGetSaturation(mNativePtr)); } public synchronized void resetSaturation() { if (mNativePtr != 0) { nativeSetSaturation(mNativePtr, mSaturationDef); } } //================================================================================ /** * @param hue [%] */ public synchronized void setHue(final int hue) { if (mNativePtr != 0) { final float range = Math.abs(mHueMax - mHueMin); if (range > 0) nativeSetHue(mNativePtr, (int)(hue / 100.f * range) + mHueMin); } } /** * @param hue_abs * @return hue[%] */ public synchronized int getHue(final int hue_abs) { int result = 0; if (mNativePtr != 0) { nativeUpdateHueLimit(mNativePtr); final float range = Math.abs(mHueMax - mHueMin); if (range > 0) { result = (int)((hue_abs - mHueMin) * 100.f / range); } } return result; } /** * @return hue[%] */ public synchronized int getHue() { return getHue(nativeGetHue(mNativePtr)); } public synchronized void resetHue() { if (mNativePtr != 0) { nativeSetHue(mNativePtr, mSaturationDef); } } //================================================================================ public void setPowerlineFrequency(final int frequency) { if (mNativePtr != 0) nativeSetPowerlineFrequency(mNativePtr, frequency); } public int getPowerlineFrequency() { return nativeGetPowerlineFrequency(mNativePtr); } //================================================================================ /** * this may not work well with some combination of camera and device * @param zoom [%] */ public synchronized void setZoom(final int zoom) { if (mNativePtr != 0) { final float range = Math.abs(mZoomMax - mZoomMin); if (range > 0) { final int z = (int)(zoom / 100.f * range) + mZoomMin; // Log.d(TAG, "setZoom:zoom=" + zoom + " ,value=" + z); nativeSetZoom(mNativePtr, z); } } } /** * @param zoom_abs * @return zoom[%] */ public synchronized int getZoom(final int zoom_abs) { int result = 0; if (mNativePtr != 0) { nativeUpdateZoomLimit(mNativePtr); final float range = Math.abs(mZoomMax - mZoomMin); if (range > 0) { result = (int)((zoom_abs - mZoomMin) * 100.f / range); } } return result; } /** * @return zoom[%] */ public synchronized int getZoom() { return getZoom(nativeGetZoom(mNativePtr)); } public synchronized void resetZoom() { if (mNativePtr != 0) { nativeSetZoom(mNativePtr, mZoomDef); } } //================================================================================ public synchronized void updateCameraParams() { if (mNativePtr != 0) { if ((mControlSupports == 0) || (mProcSupports == 0)) { // サポートしている機能フラグを取得 if (mControlSupports == 0) mControlSupports = nativeGetCtrlSupports(mNativePtr); if (mProcSupports == 0) mProcSupports = nativeGetProcSupports(mNativePtr); // 設定値を取得 if ((mControlSupports != 0) && (mProcSupports != 0)) { nativeUpdateBrightnessLimit(mNativePtr); nativeUpdateContrastLimit(mNativePtr); nativeUpdateSharpnessLimit(mNativePtr); nativeUpdateGainLimit(mNativePtr); nativeUpdateGammaLimit(mNativePtr); nativeUpdateSaturationLimit(mNativePtr); nativeUpdateHueLimit(mNativePtr); nativeUpdateZoomLimit(mNativePtr); nativeUpdateWhiteBlanceLimit(mNativePtr); nativeUpdateFocusLimit(mNativePtr); } if (DEBUG) { dumpControls(mControlSupports); dumpProc(mProcSupports); Log.v(TAG, String.format("Brightness:min=%d,max=%d,def=%d", mBrightnessMin, mBrightnessMax, mBrightnessDef)); Log.v(TAG, String.format("Contrast:min=%d,max=%d,def=%d", mContrastMin, mContrastMax, mContrastDef)); Log.v(TAG, String.format("Sharpness:min=%d,max=%d,def=%d", mSharpnessMin, mSharpnessMax, mSharpnessDef)); Log.v(TAG, String.format("Gain:min=%d,max=%d,def=%d", mGainMin, mGainMax, mGainDef)); Log.v(TAG, String.format("Gamma:min=%d,max=%d,def=%d", mGammaMin, mGammaMax, mGammaDef)); Log.v(TAG, String.format("Saturation:min=%d,max=%d,def=%d", mSaturationMin, mSaturationMax, mSaturationDef)); Log.v(TAG, String.format("Hue:min=%d,max=%d,def=%d", mHueMin, mHueMax, mHueDef)); Log.v(TAG, String.format("Zoom:min=%d,max=%d,def=%d", mZoomMin, mZoomMax, mZoomDef)); Log.v(TAG, String.format("WhiteBlance:min=%d,max=%d,def=%d", mWhiteBlanceMin, mWhiteBlanceMax, mWhiteBlanceDef)); Log.v(TAG, String.format("Focus:min=%d,max=%d,def=%d", mFocusMin, mFocusMax, mFocusDef)); } } } else { mControlSupports = mProcSupports = 0; } } private static final String[] SUPPORTS_CTRL = { "D0: Scanning Mode", "D1: Auto-Exposure Mode", "D2: Auto-Exposure Priority", "D3: Exposure Time (Absolute)", "D4: Exposure Time (Relative)", "D5: Focus (Absolute)", "D6: Focus (Relative)", "D7: Iris (Absolute)", "D8: Iris (Relative)", "D9: Zoom (Absolute)", "D10: Zoom (Relative)", "D11: PanTilt (Absolute)", "D12: PanTilt (Relative)", "D13: Roll (Absolute)", "D14: Roll (Relative)", "D15: Reserved", "D16: Reserved", "D17: Focus, Auto", "D18: Privacy", "D19: Focus, Simple", "D20: Window", "D21: Region of Interest", "D22: Reserved, set to zero", "D23: Reserved, set to zero", }; private static final String[] SUPPORTS_PROC = { "D0: Brightness", "D1: Contrast", "D2: Hue", "D3: Saturation", "D4: Sharpness", "D5: Gamma", "D6: White Balance Temperature", "D7: White Balance Component", "D8: Backlight Compensation", "D9: Gain", "D10: Power Line Frequency", "D11: Hue, Auto", "D12: White Balance Temperature, Auto", "D13: White Balance Component, Auto", "D14: Digital Multiplier", "D15: Digital Multiplier Limit", "D16: Analog Video Standard", "D17: Analog Video Lock Status", "D18: Contrast, Auto", "D19: Reserved. Set to zero", "D20: Reserved. Set to zero", "D21: Reserved. Set to zero", "D22: Reserved. Set to zero", "D23: Reserved. Set to zero", }; private static final void dumpControls(final long controlSupports) { Log.i(TAG, String.format("controlSupports=%x", controlSupports)); for (int i = 0; i < SUPPORTS_CTRL.length; i++) { Log.i(TAG, SUPPORTS_CTRL[i] + ((controlSupports & (0x1 << i)) != 0 ? "=enabled" : "=disabled")); } } private static final void dumpProc(final long procSupports) { Log.i(TAG, String.format("procSupports=%x", procSupports)); for (int i = 0; i < SUPPORTS_PROC.length; i++) { Log.i(TAG, SUPPORTS_PROC[i] + ((procSupports & (0x1 << i)) != 0 ? "=enabled" : "=disabled")); } } private final String getUSBFSName(final UsbControlBlock ctrlBlock) { String result = null; final String name = ctrlBlock.getDeviceName(); final String[] v = !TextUtils.isEmpty(name) ? name.split("/") : null; if ((v != null) && (v.length > 2)) { final StringBuilder sb = new StringBuilder(v[0]); for (int i = 1; i < v.length - 2; i++) sb.append("/").append(v[i]); result = sb.toString(); } if (TextUtils.isEmpty(result)) { Log.w(TAG, "failed to get USBFS path, try to use default path:" + name); result = DEFAULT_USBFS; } return result; } // #nativeCreate and #nativeDestroy are not static methods. private final native long nativeCreate(); private final native void nativeDestroy(final long id_camera); private final native int nativeConnect(long id_camera, int venderId, int productId, int fileDescriptor, int busNum, int devAddr, String usbfs); private static final native int nativeRelease(final long id_camera); private static final native int nativeSetStatusCallback(final long mNativePtr, final IStatusCallback callback); private static final native int nativeSetButtonCallback(final long mNativePtr, final IButtonCallback callback); private static final native int nativeSetPreviewSize(final long id_camera, final int width, final int height, final int min_fps, final int max_fps, final int mode, final float bandwidth); private static final native String nativeGetSupportedSize(final long id_camera); private static final native int nativeStartPreview(final long id_camera); private static final native int nativeStopPreview(final long id_camera); private static final native int nativeSetPreviewDisplay(final long id_camera, final Surface surface); private static final native int nativeSetFrameCallback(final long mNativePtr, final IFrameCallback callback, final int pixelFormat); //********************************************************************** /** * start movie capturing(this should call while previewing) * @param surface */ public void startCapture(final Surface surface) { if (mCtrlBlock != null && surface != null) { nativeSetCaptureDisplay(mNativePtr, surface); } else throw new NullPointerException("startCapture"); } /** * stop movie capturing */ public void stopCapture() { if (mCtrlBlock != null) { nativeSetCaptureDisplay(mNativePtr, null); } } private static final native int nativeSetCaptureDisplay(final long id_camera, final Surface surface); private static final native long nativeGetCtrlSupports(final long id_camera); private static final native long nativeGetProcSupports(final long id_camera); private final native int nativeUpdateScanningModeLimit(final long id_camera); private static final native int nativeSetScanningMode(final long id_camera, final int scanning_mode); private static final native int nativeGetScanningMode(final long id_camera); private final native int nativeUpdateExposureModeLimit(final long id_camera); private static final native int nativeSetExposureMode(final long id_camera, final int exposureMode); private static final native int nativeGetExposureMode(final long id_camera); private final native int nativeUpdateExposurePriorityLimit(final long id_camera); private static final native int nativeSetExposurePriority(final long id_camera, final int priority); private static final native int nativeGetExposurePriority(final long id_camera); private final native int nativeUpdateExposureLimit(final long id_camera); private static final native int nativeSetExposure(final long id_camera, final int exposure); private static final native int nativeGetExposure(final long id_camera); private final native int nativeUpdateExposureRelLimit(final long id_camera); private static final native int nativeSetExposureRel(final long id_camera, final int exposure_rel); private static final native int nativeGetExposureRel(final long id_camera); private final native int nativeUpdateAutoFocusLimit(final long id_camera); private static final native int nativeSetAutoFocus(final long id_camera, final boolean autofocus); private static final native int nativeGetAutoFocus(final long id_camera); private final native int nativeUpdateFocusLimit(final long id_camera); private static final native int nativeSetFocus(final long id_camera, final int focus); private static final native int nativeGetFocus(final long id_camera); private final native int nativeUpdateFocusRelLimit(final long id_camera); private static final native int nativeSetFocusRel(final long id_camera, final int focus_rel); private static final native int nativeGetFocusRel(final long id_camera); private final native int nativeUpdateIrisLimit(final long id_camera); private static final native int nativeSetIris(final long id_camera, final int iris); private static final native int nativeGetIris(final long id_camera); private final native int nativeUpdateIrisRelLimit(final long id_camera); private static final native int nativeSetIrisRel(final long id_camera, final int iris_rel); private static final native int nativeGetIrisRel(final long id_camera); private final native int nativeUpdatePanLimit(final long id_camera); private static final native int nativeSetPan(final long id_camera, final int pan); private static final native int nativeGetPan(final long id_camera); private final native int nativeUpdatePanRelLimit(final long id_camera); private static final native int nativeSetPanRel(final long id_camera, final int pan_rel); private static final native int nativeGetPanRel(final long id_camera); private final native int nativeUpdateTiltLimit(final long id_camera); private static final native int nativeSetTilt(final long id_camera, final int tilt); private static final native int nativeGetTilt(final long id_camera); private final native int nativeUpdateTiltRelLimit(final long id_camera); private static final native int nativeSetTiltRel(final long id_camera, final int tilt_rel); private static final native int nativeGetTiltRel(final long id_camera); private final native int nativeUpdateRollLimit(final long id_camera); private static final native int nativeSetRoll(final long id_camera, final int roll); private static final native int nativeGetRoll(final long id_camera); private final native int nativeUpdateRollRelLimit(final long id_camera); private static final native int nativeSetRollRel(final long id_camera, final int roll_rel); private static final native int nativeGetRollRel(final long id_camera); private final native int nativeUpdateAutoWhiteBlanceLimit(final long id_camera); private static final native int nativeSetAutoWhiteBlance(final long id_camera, final boolean autoWhiteBlance); private static final native int nativeGetAutoWhiteBlance(final long id_camera); private final native int nativeUpdateAutoWhiteBlanceCompoLimit(final long id_camera); private static final native int nativeSetAutoWhiteBlanceCompo(final long id_camera, final boolean autoWhiteBlanceCompo); private static final native int nativeGetAutoWhiteBlanceCompo(final long id_camera); private final native int nativeUpdateWhiteBlanceLimit(final long id_camera); private static final native int nativeSetWhiteBlance(final long id_camera, final int whiteBlance); private static final native int nativeGetWhiteBlance(final long id_camera); private final native int nativeUpdateWhiteBlanceCompoLimit(final long id_camera); private static final native int nativeSetWhiteBlanceCompo(final long id_camera, final int whiteBlance_compo); private static final native int nativeGetWhiteBlanceCompo(final long id_camera); private final native int nativeUpdateBacklightCompLimit(final long id_camera); private static final native int nativeSetBacklightComp(final long id_camera, final int backlight_comp); private static final native int nativeGetBacklightComp(final long id_camera); private final native int nativeUpdateBrightnessLimit(final long id_camera); private static final native int nativeSetBrightness(final long id_camera, final int brightness); private static final native int nativeGetBrightness(final long id_camera); private final native int nativeUpdateContrastLimit(final long id_camera); private static final native int nativeSetContrast(final long id_camera, final int contrast); private static final native int nativeGetContrast(final long id_camera); private final native int nativeUpdateAutoContrastLimit(final long id_camera); private static final native int nativeSetAutoContrast(final long id_camera, final boolean autocontrast); private static final native int nativeGetAutoContrast(final long id_camera); private final native int nativeUpdateSharpnessLimit(final long id_camera); private static final native int nativeSetSharpness(final long id_camera, final int sharpness); private static final native int nativeGetSharpness(final long id_camera); private final native int nativeUpdateGainLimit(final long id_camera); private static final native int nativeSetGain(final long id_camera, final int gain); private static final native int nativeGetGain(final long id_camera); private final native int nativeUpdateGammaLimit(final long id_camera); private static final native int nativeSetGamma(final long id_camera, final int gamma); private static final native int nativeGetGamma(final long id_camera); private final native int nativeUpdateSaturationLimit(final long id_camera); private static final native int nativeSetSaturation(final long id_camera, final int saturation); private static final native int nativeGetSaturation(final long id_camera); private final native int nativeUpdateHueLimit(final long id_camera); private static final native int nativeSetHue(final long id_camera, final int hue); private static final native int nativeGetHue(final long id_camera); private final native int nativeUpdateAutoHueLimit(final long id_camera); private static final native int nativeSetAutoHue(final long id_camera, final boolean autohue); private static final native int nativeGetAutoHue(final long id_camera); private final native int nativeUpdatePowerlineFrequencyLimit(final long id_camera); private static final native int nativeSetPowerlineFrequency(final long id_camera, final int frequency); private static final native int nativeGetPowerlineFrequency(final long id_camera); private final native int nativeUpdateZoomLimit(final long id_camera); private static final native int nativeSetZoom(final long id_camera, final int zoom); private static final native int nativeGetZoom(final long id_camera); private final native int nativeUpdateZoomRelLimit(final long id_camera); private static final native int nativeSetZoomRel(final long id_camera, final int zoom_rel); private static final native int nativeGetZoomRel(final long id_camera); private final native int nativeUpdateDigitalMultiplierLimit(final long id_camera); private static final native int nativeSetDigitalMultiplier(final long id_camera, final int multiplier); private static final native int nativeGetDigitalMultiplier(final long id_camera); private final native int nativeUpdateDigitalMultiplierLimitLimit(final long id_camera); private static final native int nativeSetDigitalMultiplierLimit(final long id_camera, final int multiplier_limit); private static final native int nativeGetDigitalMultiplierLimit(final long id_camera); private final native int nativeUpdateAnalogVideoStandardLimit(final long id_camera); private static final native int nativeSetAnalogVideoStandard(final long id_camera, final int standard); private static final native int nativeGetAnalogVideoStandard(final long id_camera); private final native int nativeUpdateAnalogVideoLockStateLimit(final long id_camera); private static final native int nativeSetAnalogVideoLoackState(final long id_camera, final int state); private static final native int nativeGetAnalogVideoLoackState(final long id_camera); private final native int nativeUpdatePrivacyLimit(final long id_camera); private static final native int nativeSetPrivacy(final long id_camera, final boolean privacy); private static final native int nativeGetPrivacy(final long id_camera); }