Commit 8a2d4d80 authored by DidntRead's avatar DidntRead
Browse files

DotOS doesn`t support custom camera parameters

parent 41432c6e

camera_parameters/Android.bp

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cc_library_static {

    name: "libcamera_parameters_mtk",

    srcs: ["CameraParameters.cpp",

        "MtkCameraParameters.cpp",

    ],

    local_include_dirs: [

	".",

    ]

}

camera_parameters/CameraParameters.cpp

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/*

**

** Copyright 2008, The Android Open Source Project

**

** 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.

*/



#define LOG_TAG "CameraParams"

#include <utils/Log.h>



#include <string.h>

#include <stdlib.h>

#include "CameraParameters.h"

#include <system/graphics.h>



namespace android {

// Parameter keys to communicate between camera application and driver.

const char CameraParameters::KEY_PREVIEW_SIZE[] = "preview-size";

const char CameraParameters::KEY_SUPPORTED_PREVIEW_SIZES[] = "preview-size-values";

const char CameraParameters::KEY_PREVIEW_FORMAT[] = "preview-format";

const char CameraParameters::KEY_SUPPORTED_PREVIEW_FORMATS[] = "preview-format-values";

const char CameraParameters::KEY_PREVIEW_FRAME_RATE[] = "preview-frame-rate";

const char CameraParameters::KEY_SUPPORTED_PREVIEW_FRAME_RATES[] = "preview-frame-rate-values";

const char CameraParameters::KEY_PREVIEW_FPS_RANGE[] = "preview-fps-range";

const char CameraParameters::KEY_SUPPORTED_PREVIEW_FPS_RANGE[] = "preview-fps-range-values";

const char CameraParameters::KEY_PICTURE_SIZE[] = "picture-size";

const char CameraParameters::KEY_SUPPORTED_PICTURE_SIZES[] = "picture-size-values";

const char CameraParameters::KEY_PICTURE_FORMAT[] = "picture-format";

const char CameraParameters::KEY_SUPPORTED_PICTURE_FORMATS[] = "picture-format-values";

const char CameraParameters::KEY_JPEG_THUMBNAIL_WIDTH[] = "jpeg-thumbnail-width";

const char CameraParameters::KEY_JPEG_THUMBNAIL_HEIGHT[] = "jpeg-thumbnail-height";

const char CameraParameters::KEY_SUPPORTED_JPEG_THUMBNAIL_SIZES[] = "jpeg-thumbnail-size-values";

const char CameraParameters::KEY_JPEG_THUMBNAIL_QUALITY[] = "jpeg-thumbnail-quality";

const char CameraParameters::KEY_JPEG_QUALITY[] = "jpeg-quality";

const char CameraParameters::KEY_ROTATION[] = "rotation";

const char CameraParameters::KEY_GPS_LATITUDE[] = "gps-latitude";

const char CameraParameters::KEY_GPS_LONGITUDE[] = "gps-longitude";

const char CameraParameters::KEY_GPS_ALTITUDE[] = "gps-altitude";

const char CameraParameters::KEY_GPS_TIMESTAMP[] = "gps-timestamp";

const char CameraParameters::KEY_GPS_PROCESSING_METHOD[] = "gps-processing-method";

const char CameraParameters::KEY_WHITE_BALANCE[] = "whitebalance";

const char CameraParameters::KEY_SUPPORTED_WHITE_BALANCE[] = "whitebalance-values";

const char CameraParameters::KEY_EFFECT[] = "effect";

const char CameraParameters::KEY_SUPPORTED_EFFECTS[] = "effect-values";

const char CameraParameters::KEY_ANTIBANDING[] = "antibanding";

const char CameraParameters::KEY_SUPPORTED_ANTIBANDING[] = "antibanding-values";

const char CameraParameters::KEY_SCENE_MODE[] = "scene-mode";

const char CameraParameters::KEY_SUPPORTED_SCENE_MODES[] = "scene-mode-values";

const char CameraParameters::KEY_FLASH_MODE[] = "flash-mode";

const char CameraParameters::KEY_SUPPORTED_FLASH_MODES[] = "flash-mode-values";

const char CameraParameters::KEY_FOCUS_MODE[] = "focus-mode";

const char CameraParameters::KEY_SUPPORTED_FOCUS_MODES[] = "focus-mode-values";

const char CameraParameters::KEY_MAX_NUM_FOCUS_AREAS[] = "max-num-focus-areas";

const char CameraParameters::KEY_FOCUS_AREAS[] = "focus-areas";

const char CameraParameters::KEY_FOCAL_LENGTH[] = "focal-length";

const char CameraParameters::KEY_HORIZONTAL_VIEW_ANGLE[] = "horizontal-view-angle";

const char CameraParameters::KEY_VERTICAL_VIEW_ANGLE[] = "vertical-view-angle";

const char CameraParameters::KEY_EXPOSURE_COMPENSATION[] = "exposure-compensation";

const char CameraParameters::KEY_MAX_EXPOSURE_COMPENSATION[] = "max-exposure-compensation";

const char CameraParameters::KEY_MIN_EXPOSURE_COMPENSATION[] = "min-exposure-compensation";

const char CameraParameters::KEY_EXPOSURE_COMPENSATION_STEP[] = "exposure-compensation-step";

const char CameraParameters::KEY_AUTO_EXPOSURE_LOCK[] = "auto-exposure-lock";

const char CameraParameters::KEY_AUTO_EXPOSURE_LOCK_SUPPORTED[] = "auto-exposure-lock-supported";

const char CameraParameters::KEY_AUTO_WHITEBALANCE_LOCK[] = "auto-whitebalance-lock";

const char CameraParameters::KEY_AUTO_WHITEBALANCE_LOCK_SUPPORTED[] = "auto-whitebalance-lock-supported";

const char CameraParameters::KEY_MAX_NUM_METERING_AREAS[] = "max-num-metering-areas";

const char CameraParameters::KEY_METERING_AREAS[] = "metering-areas";

const char CameraParameters::KEY_ZOOM[] = "zoom";

const char CameraParameters::KEY_MAX_ZOOM[] = "max-zoom";

const char CameraParameters::KEY_ZOOM_RATIOS[] = "zoom-ratios";

const char CameraParameters::KEY_ZOOM_SUPPORTED[] = "zoom-supported";

const char CameraParameters::KEY_SMOOTH_ZOOM_SUPPORTED[] = "smooth-zoom-supported";

const char CameraParameters::KEY_FOCUS_DISTANCES[] = "focus-distances";

const char CameraParameters::KEY_VIDEO_FRAME_FORMAT[] = "video-frame-format";

const char CameraParameters::KEY_VIDEO_SIZE[] = "video-size";

const char CameraParameters::KEY_SUPPORTED_VIDEO_SIZES[] = "video-size-values";

const char CameraParameters::KEY_PREFERRED_PREVIEW_SIZE_FOR_VIDEO[] = "preferred-preview-size-for-video";

const char CameraParameters::KEY_MAX_NUM_DETECTED_FACES_HW[] = "max-num-detected-faces-hw";

const char CameraParameters::KEY_MAX_NUM_DETECTED_FACES_SW[] = "max-num-detected-faces-sw";

const char CameraParameters::KEY_RECORDING_HINT[] = "recording-hint";

const char CameraParameters::KEY_VIDEO_SNAPSHOT_SUPPORTED[] = "video-snapshot-supported";

const char CameraParameters::KEY_VIDEO_STABILIZATION[] = "video-stabilization";

const char CameraParameters::KEY_VIDEO_STABILIZATION_SUPPORTED[] = "video-stabilization-supported";

const char CameraParameters::KEY_LIGHTFX[] = "light-fx";



const char CameraParameters::TRUE[] = "true";

const char CameraParameters::FALSE[] = "false";

const char CameraParameters::FOCUS_DISTANCE_INFINITY[] = "Infinity";



// Values for white balance settings.

const char CameraParameters::WHITE_BALANCE_AUTO[] = "auto";

const char CameraParameters::WHITE_BALANCE_INCANDESCENT[] = "incandescent";

const char CameraParameters::WHITE_BALANCE_FLUORESCENT[] = "fluorescent";

const char CameraParameters::WHITE_BALANCE_WARM_FLUORESCENT[] = "warm-fluorescent";

const char CameraParameters::WHITE_BALANCE_DAYLIGHT[] = "daylight";

const char CameraParameters::WHITE_BALANCE_CLOUDY_DAYLIGHT[] = "cloudy-daylight";

const char CameraParameters::WHITE_BALANCE_TWILIGHT[] = "twilight";

const char CameraParameters::WHITE_BALANCE_SHADE[] = "shade";



// Values for effect settings.

const char CameraParameters::EFFECT_NONE[] = "none";

const char CameraParameters::EFFECT_MONO[] = "mono";

const char CameraParameters::EFFECT_NEGATIVE[] = "negative";

const char CameraParameters::EFFECT_SOLARIZE[] = "solarize";

const char CameraParameters::EFFECT_SEPIA[] = "sepia";

const char CameraParameters::EFFECT_POSTERIZE[] = "posterize";

const char CameraParameters::EFFECT_WHITEBOARD[] = "whiteboard";

const char CameraParameters::EFFECT_BLACKBOARD[] = "blackboard";

const char CameraParameters::EFFECT_AQUA[] = "aqua";



// Values for antibanding settings.

const char CameraParameters::ANTIBANDING_AUTO[] = "auto";

const char CameraParameters::ANTIBANDING_50HZ[] = "50hz";

const char CameraParameters::ANTIBANDING_60HZ[] = "60hz";

const char CameraParameters::ANTIBANDING_OFF[] = "off";



// Values for flash mode settings.

const char CameraParameters::FLASH_MODE_OFF[] = "off";

const char CameraParameters::FLASH_MODE_AUTO[] = "auto";

const char CameraParameters::FLASH_MODE_ON[] = "on";

const char CameraParameters::FLASH_MODE_RED_EYE[] = "red-eye";

const char CameraParameters::FLASH_MODE_TORCH[] = "torch";



// Values for scene mode settings.

const char CameraParameters::SCENE_MODE_AUTO[] = "auto";

const char CameraParameters::SCENE_MODE_ACTION[] = "action";

const char CameraParameters::SCENE_MODE_PORTRAIT[] = "portrait";

const char CameraParameters::SCENE_MODE_LANDSCAPE[] = "landscape";

const char CameraParameters::SCENE_MODE_NIGHT[] = "night";

const char CameraParameters::SCENE_MODE_NIGHT_PORTRAIT[] = "night-portrait";

const char CameraParameters::SCENE_MODE_THEATRE[] = "theatre";

const char CameraParameters::SCENE_MODE_BEACH[] = "beach";

const char CameraParameters::SCENE_MODE_SNOW[] = "snow";

const char CameraParameters::SCENE_MODE_SUNSET[] = "sunset";

const char CameraParameters::SCENE_MODE_STEADYPHOTO[] = "steadyphoto";

const char CameraParameters::SCENE_MODE_FIREWORKS[] = "fireworks";

const char CameraParameters::SCENE_MODE_SPORTS[] = "sports";

const char CameraParameters::SCENE_MODE_PARTY[] = "party";

const char CameraParameters::SCENE_MODE_CANDLELIGHT[] = "candlelight";

const char CameraParameters::SCENE_MODE_BARCODE[] = "barcode";

const char CameraParameters::SCENE_MODE_HDR[] = "hdr";



const char CameraParameters::PIXEL_FORMAT_YUV422SP[] = "yuv422sp";

const char CameraParameters::PIXEL_FORMAT_YUV420SP[] = "yuv420sp";

const char CameraParameters::PIXEL_FORMAT_YUV422I[] = "yuv422i-yuyv";

const char CameraParameters::PIXEL_FORMAT_YUV420P[]  = "yuv420p";

const char CameraParameters::PIXEL_FORMAT_RGB565[] = "rgb565";

const char CameraParameters::PIXEL_FORMAT_RGBA8888[] = "rgba8888";

const char CameraParameters::PIXEL_FORMAT_JPEG[] = "jpeg";

const char CameraParameters::PIXEL_FORMAT_BAYER_RGGB[] = "bayer-rggb";

const char CameraParameters::PIXEL_FORMAT_ANDROID_OPAQUE[] = "android-opaque";



// Values for focus mode settings.

const char CameraParameters::FOCUS_MODE_AUTO[] = "auto";

const char CameraParameters::FOCUS_MODE_INFINITY[] = "infinity";

const char CameraParameters::FOCUS_MODE_MACRO[] = "macro";

const char CameraParameters::FOCUS_MODE_FIXED[] = "fixed";

const char CameraParameters::FOCUS_MODE_EDOF[] = "edof";

const char CameraParameters::FOCUS_MODE_CONTINUOUS_VIDEO[] = "continuous-video";

const char CameraParameters::FOCUS_MODE_CONTINUOUS_PICTURE[] = "continuous-picture";



// Values for light fx settings

const char CameraParameters::LIGHTFX_LOWLIGHT[] = "low-light";

const char CameraParameters::LIGHTFX_HDR[] = "high-dynamic-range";



CameraParameters::CameraParameters()

                : mMap()

{

}



CameraParameters::~CameraParameters()

{

}



String8 CameraParameters::flatten() const

{

    String8 flattened("");

    size_t size = mMap.size();



    for (size_t i = 0; i < size; i++) {

        String8 k, v;

        k = mMap.keyAt(i);

        v = mMap.valueAt(i);



        flattened += k;

        flattened += "=";

        flattened += v;

        if (i != size-1)

            flattened += ";";

    }



    return flattened;

}



void CameraParameters::unflatten(const String8 &params)

{

    const char *a = params.string();

    const char *b;



    mMap.clear();



    for (;;) {

        // Find the bounds of the key name.

        b = strchr(a, '=');

        if (b == 0)

            break;



        // Create the key string.

        String8 k(a, (size_t)(b-a));



        // Find the value.

        a = b+1;

        b = strchr(a, ';');

        if (b == 0) {

            // If there's no semicolon, this is the last item.

            String8 v(a);

            mMap.add(k, v);

            break;

        }



        String8 v(a, (size_t)(b-a));

        mMap.add(k, v);

        a = b+1;

    }

}





void CameraParameters::set(const char *key, const char *value)

{

    if (key == NULL || value == NULL)

        return;



    // XXX i think i can do this with strspn()

    if (strchr(key, '=') || strchr(key, ';')) {

        //XXX ALOGE("Key \"%s\"contains invalid character (= or ;)", key);

        return;

    }



    if (strchr(value, '=') || strchr(value, ';')) {

        //XXX ALOGE("Value \"%s\"contains invalid character (= or ;)", value);

        return;

    }



    mMap.replaceValueFor(String8(key), String8(value));

}



void CameraParameters::set(const char *key, int value)

{

    char str[16];

    sprintf(str, "%d", value);

    set(key, str);

}



void CameraParameters::setFloat(const char *key, float value)

{

    char str[16];  // 14 should be enough. We overestimate to be safe.

    snprintf(str, sizeof(str), "%g", value);

    set(key, str);

}



const char *CameraParameters::get(const char *key) const

{

    String8 v = mMap.valueFor(String8(key));

    if (v.length() == 0)

        return 0;

    return v.string();

}



int CameraParameters::getInt(const char *key) const

{

    const char *v = get(key);

    if (v == 0)

        return -1;

    return strtol(v, 0, 0);

}



float CameraParameters::getFloat(const char *key) const

{

    const char *v = get(key);

    if (v == 0) return -1;

    return strtof(v, 0);

}



void CameraParameters::remove(const char *key)

{

    mMap.removeItem(String8(key));

}



// Parse string like "640x480" or "10000,20000"

static int parse_pair(const char *str, int *first, int *second, char delim,

                      char **endptr = NULL)

{

    // Find the first integer.

    char *end;

    int w = (int)strtol(str, &end, 10);

    // If a delimeter does not immediately follow, give up.

    if (*end != delim) {

        ALOGE("Cannot find delimeter (%c) in str=%s", delim, str);

        return -1;

    }



    // Find the second integer, immediately after the delimeter.

    int h = (int)strtol(end+1, &end, 10);



    *first = w;

    *second = h;



    if (endptr) {

        *endptr = end;

    }



    return 0;

}



static void parseSizesList(const char *sizesStr, Vector<Size> &sizes)

{

    if (sizesStr == 0) {

        return;

    }



    char *sizeStartPtr = (char *)sizesStr;



    while (true) {

        int width, height;

        int success = parse_pair(sizeStartPtr, &width, &height, 'x',

                                 &sizeStartPtr);

        if (success == -1 || (*sizeStartPtr != ',' && *sizeStartPtr != '\0')) {

            ALOGE("Picture sizes string \"%s\" contains invalid character.", sizesStr);

            return;

        }

        sizes.push(Size(width, height));



        if (*sizeStartPtr == '\0') {

            return;

        }

        sizeStartPtr++;

    }

}



void CameraParameters::setPreviewSize(int width, int height)

{

    char str[32];

    sprintf(str, "%dx%d", width, height);

    set(KEY_PREVIEW_SIZE, str);

}



void CameraParameters::getPreviewSize(int *width, int *height) const

{

    *width = *height = -1;

    // Get the current string, if it doesn't exist, leave the -1x-1

    const char *p = get(KEY_PREVIEW_SIZE);

    if (p == 0)  return;

    parse_pair(p, width, height, 'x');

}



void CameraParameters::getPreferredPreviewSizeForVideo(int *width, int *height) const

{

    *width = *height = -1;

    const char *p = get(KEY_PREFERRED_PREVIEW_SIZE_FOR_VIDEO);

    if (p == 0)  return;

    parse_pair(p, width, height, 'x');

}



void CameraParameters::getSupportedPreviewSizes(Vector<Size> &sizes) const

{

    const char *previewSizesStr = get(KEY_SUPPORTED_PREVIEW_SIZES);

    parseSizesList(previewSizesStr, sizes);

}



void CameraParameters::setVideoSize(int width, int height)

{

    char str[32];

    sprintf(str, "%dx%d", width, height);

    set(KEY_VIDEO_SIZE, str);

}



void CameraParameters::getVideoSize(int *width, int *height) const

{

    *width = *height = -1;

    const char *p = get(KEY_VIDEO_SIZE);

    if (p == 0) return;

    parse_pair(p, width, height, 'x');

}



void CameraParameters::getSupportedVideoSizes(Vector<Size> &sizes) const

{

    const char *videoSizesStr = get(KEY_SUPPORTED_VIDEO_SIZES);

    parseSizesList(videoSizesStr, sizes);

}



void CameraParameters::setPreviewFrameRate(int fps)

{

    set(KEY_PREVIEW_FRAME_RATE, fps);

}



int CameraParameters::getPreviewFrameRate() const

{

    return getInt(KEY_PREVIEW_FRAME_RATE);

}



void CameraParameters::getPreviewFpsRange(int *min_fps, int *max_fps) const

{

    *min_fps = *max_fps = -1;

    const char *p = get(KEY_PREVIEW_FPS_RANGE);

    if (p == 0) return;

    parse_pair(p, min_fps, max_fps, ',');

}



void CameraParameters::setPreviewFormat(const char *format)

{

    set(KEY_PREVIEW_FORMAT, format);

}



const char *CameraParameters::getPreviewFormat() const

{

    return get(KEY_PREVIEW_FORMAT);

}



void CameraParameters::setPictureSize(int width, int height)

{

    char str[32];

    sprintf(str, "%dx%d", width, height);

    set(KEY_PICTURE_SIZE, str);

}



void CameraParameters::getPictureSize(int *width, int *height) const

{

    *width = *height = -1;

    // Get the current string, if it doesn't exist, leave the -1x-1

    const char *p = get(KEY_PICTURE_SIZE);

    if (p == 0) return;

    parse_pair(p, width, height, 'x');

}



void CameraParameters::getSupportedPictureSizes(Vector<Size> &sizes) const

{

    const char *pictureSizesStr = get(KEY_SUPPORTED_PICTURE_SIZES);

    parseSizesList(pictureSizesStr, sizes);

}



void CameraParameters::setPictureFormat(const char *format)

{

    set(KEY_PICTURE_FORMAT, format);

}



const char *CameraParameters::getPictureFormat() const

{

    return get(KEY_PICTURE_FORMAT);

}



void CameraParameters::dump() const

{

    ALOGD("dump: mMap.size = %zu", mMap.size());

    for (size_t i = 0; i < mMap.size(); i++) {

        String8 k, v;

        k = mMap.keyAt(i);

        v = mMap.valueAt(i);

        ALOGD("%s: %s\n", k.string(), v.string());

    }

}



status_t CameraParameters::dump(int fd, const Vector<String16>& /*args*/) const

{

    const size_t SIZE = 256;

    char buffer[SIZE];

    String8 result;

    snprintf(buffer, 255, "CameraParameters::dump: mMap.size = %zu\n", mMap.size());

    result.append(buffer);

    for (size_t i = 0; i < mMap.size(); i++) {

        String8 k, v;

        k = mMap.keyAt(i);

        v = mMap.valueAt(i);

        snprintf(buffer, 255, "\t%s: %s\n", k.string(), v.string());

        result.append(buffer);

    }

    write(fd, result.string(), result.size());

    return NO_ERROR;

}



void CameraParameters::getSupportedPreviewFormats(Vector<int>& formats) const {

    const char* supportedPreviewFormats =

          get(CameraParameters::KEY_SUPPORTED_PREVIEW_FORMATS);



    if (supportedPreviewFormats == NULL) {

        ALOGW("%s: No supported preview formats.", __FUNCTION__);

        return;

    }



    String8 fmtStr(supportedPreviewFormats);

    char* prevFmts = fmtStr.lockBuffer(fmtStr.size());



    char* savePtr;

    char* fmt = strtok_r(prevFmts, ",", &savePtr);

    while (fmt) {

        int actual = previewFormatToEnum(fmt);

        if (actual != -1) {

            formats.add(actual);

        }

        fmt = strtok_r(NULL, ",", &savePtr);

    }

    fmtStr.unlockBuffer(fmtStr.size());

}





int CameraParameters::previewFormatToEnum(const char* format) {

    return

        !format ?

            HAL_PIXEL_FORMAT_YCrCb_420_SP :

        !strcmp(format, PIXEL_FORMAT_YUV422SP) ?

            HAL_PIXEL_FORMAT_YCbCr_422_SP : // NV16

        !strcmp(format, PIXEL_FORMAT_YUV420SP) ?

            HAL_PIXEL_FORMAT_YCrCb_420_SP : // NV21

        !strcmp(format, PIXEL_FORMAT_YUV422I) ?

            HAL_PIXEL_FORMAT_YCbCr_422_I :  // YUY2

        !strcmp(format, PIXEL_FORMAT_YUV420P) ?

            HAL_PIXEL_FORMAT_YV12 :         // YV12

        !strcmp(format, PIXEL_FORMAT_RGB565) ?

            HAL_PIXEL_FORMAT_RGB_565 :      // RGB565

        !strcmp(format, PIXEL_FORMAT_RGBA8888) ?

            HAL_PIXEL_FORMAT_RGBA_8888 :    // RGB8888

        !strcmp(format, PIXEL_FORMAT_BAYER_RGGB) ?

            HAL_PIXEL_FORMAT_RAW16 :   // Raw sensor data

        -1;

}



bool CameraParameters::isEmpty() const {

    return mMap.isEmpty();

}



}; // namespace android

camera_parameters/CameraParameters.h

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camera_parameters/MtkCameraParameters.cpp

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camera_parameters/MtkCameraParameters.h

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