relocate source files to desired folders

library files are moved to lib/ folder and sample application is
moved to examples/ folder

7 files changed, 11 insertions, 953 deletions

diff --git a/tests/Android.bp b/tests/Android.bp
index e175155..8fe1621 100644
--- a/tests/Android.bp
+++ b/tests/Android.bp
@@ -22,27 +22,6 @@ package {
 }
 
 cc_test {
-    name: "ultrahdr_sample_app",
-    host_supported: true,
-    gtest: false,
-    test_suites: ["device-tests"],
-    srcs: [
-        "ultrahdr_app.cpp",
-    ],
-    shared_libs: [
-        "libbase",
-        "libimage_io",
-        "libjpeg",
-        "liblog",
-    ],
-    static_libs: [
-        "libjpegdecoder",
-        "libjpegencoder",
-        "libultrahdr",
-    ],
-}
-
-cc_test {
     name: "ultrahdr_unit_test",
     test_suites: ["device-tests"],
     srcs: [
diff --git a/tests/gainmapmath_test.cpp b/tests/gainmapmath_test.cpp
index e73419c..d0b838b 100644
--- a/tests/gainmapmath_test.cpp
+++ b/tests/gainmapmath_test.cpp
@@ -17,7 +17,7 @@
 #include <gtest/gtest.h>
 #include <gmock/gmock.h>
 
-#include "ultrahdr/gainmapmath.h"
+#include "gainmapmath.h"
 
 namespace ultrahdr {
 
diff --git a/tests/icchelper_test.cpp b/tests/icchelper_test.cpp
index 081ef0e..7d47381 100644
--- a/tests/icchelper_test.cpp
+++ b/tests/icchelper_test.cpp
@@ -16,7 +16,7 @@
 
 #include <gtest/gtest.h>
 
-#include "ultrahdr/icc.h"
+#include "icc.h"
 
 namespace ultrahdr {
 
diff --git a/tests/jpegdecoderhelper_test.cpp b/tests/jpegdecoderhelper_test.cpp
index 838c911..fd0f51b 100644
--- a/tests/jpegdecoderhelper_test.cpp
+++ b/tests/jpegdecoderhelper_test.cpp
@@ -17,9 +17,9 @@
 #include <fcntl.h>
 #include <gtest/gtest.h>
 
-#include "ultrahdr/ultrahdrcommon.h"
-#include "ultrahdr/jpegdecoderhelper.h"
-#include "ultrahdr/icc.h"
+#include "ultrahdrcommon.h"
+#include "jpegdecoderhelper.h"
+#include "icc.h"
 
 namespace ultrahdr {
 
diff --git a/tests/jpegencoderhelper_test.cpp b/tests/jpegencoderhelper_test.cpp
index 37aa995..457e47c 100644
--- a/tests/jpegencoderhelper_test.cpp
+++ b/tests/jpegencoderhelper_test.cpp
@@ -17,9 +17,9 @@
 #include <fcntl.h>
 #include <gtest/gtest.h>
 
-#include "ultrahdr/ultrahdrcommon.h"
-#include "ultrahdr/ultrahdr.h"
-#include "ultrahdr/jpegencoderhelper.h"
+#include "ultrahdrcommon.h"
+#include "ultrahdr.h"
+#include "jpegencoderhelper.h"
 
 namespace ultrahdr {
 
diff --git a/tests/jpegr_test.cpp b/tests/jpegr_test.cpp
index d3832e8..068dd58 100644
--- a/tests/jpegr_test.cpp
+++ b/tests/jpegr_test.cpp
@@ -20,9 +20,9 @@
 #include <fstream>
 #include <iostream>
 
-#include "ultrahdr/ultrahdrcommon.h"
-#include "ultrahdr/jpegr.h"
-#include "ultrahdr/jpegrutils.h"
+#include "ultrahdrcommon.h"
+#include "jpegr.h"
+#include "jpegrutils.h"
 
 //#define DUMP_OUTPUT
 
diff --git a/tests/ultrahdr_app.cpp b/tests/ultrahdr_app.cpp
deleted file mode 100644
index ca237c7..0000000
--- a/tests/ultrahdr_app.cpp
+++ /dev/null
@@ -1,921 +0,0 @@
-/*
- * Copyright 2023 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.
- */
-
-#include <sys/time.h>
-#include <unistd.h>
-
-#include <algorithm>
-#include <cmath>
-#include <fstream>
-#include <iostream>
-
-#include "ultrahdr/ultrahdrcommon.h"
-#include "ultrahdr/gainmapmath.h"
-#include "ultrahdr/jpegr.h"
-
-using namespace ultrahdr;
-
-const float BT601YUVtoRGBMatrix[9] =
-        {1, 0, 1.402, 1, (-0.202008 / 0.587), (-0.419198 / 0.587), 1.0, 1.772, 0.0};
-const float BT709YUVtoRGBMatrix[9] =
-        {1, 0, 1.5748, 1, (-0.13397432 / 0.7152), (-0.33480248 / 0.7152), 1.0, 1.8556, 0.0};
-const float BT2020YUVtoRGBMatrix[9] =
-        {1, 0, 1.4746, 1, (-0.11156702 / 0.6780), (-0.38737742 / 0.6780), 1, 1.8814, 0};
-
-const float BT601RGBtoYUVMatrix[9] = {0.299,
-                                      0.587,
-                                      0.114,
-                                      (-0.299 / 1.772),
-                                      (-0.587 / 1.772),
-                                      0.5,
-                                      0.5,
-                                      (-0.587 / 1.402),
-                                      (-0.114 / 1.402)};
-const float BT709RGBtoYUVMatrix[9] = {0.2126,
-                                      0.7152,
-                                      0.0722,
-                                      (-0.2126 / 1.8556),
-                                      (-0.7152 / 1.8556),
-                                      0.5,
-                                      0.5,
-                                      (-0.7152 / 1.5748),
-                                      (-0.0722 / 1.5748)};
-const float BT2020RGBtoYUVMatrix[9] = {0.2627,
-                                       0.6780,
-                                       0.0593,
-                                       (-0.2627 / 1.8814),
-                                       (-0.6780 / 1.8814),
-                                       0.5,
-                                       0.5,
-                                       (-0.6780 / 1.4746),
-                                       (-0.0593 / 1.4746)};
-
-//#define PROFILE_ENABLE 1
-class Profiler {
-public:
-    void timerStart() { gettimeofday(&mStartingTime, nullptr); }
-
-    void timerStop() { gettimeofday(&mEndingTime, nullptr); }
-
-    int64_t elapsedTime() {
-        struct timeval elapsedMicroseconds;
-        elapsedMicroseconds.tv_sec = mEndingTime.tv_sec - mStartingTime.tv_sec;
-        elapsedMicroseconds.tv_usec = mEndingTime.tv_usec - mStartingTime.tv_usec;
-        return elapsedMicroseconds.tv_sec * 1000000 + elapsedMicroseconds.tv_usec;
-    }
-
-private:
-    struct timeval mStartingTime;
-    struct timeval mEndingTime;
-};
-
-static bool loadFile(const char* filename, void*& result, int length) {
-    std::ifstream ifd(filename, std::ios::binary | std::ios::ate);
-    if (ifd.good()) {
-        int size = ifd.tellg();
-        if (size < length) {
-            std::cerr << "requested to read " << length << " bytes from file : " << filename
-                      << ", file contains only " << size << " bytes" << std::endl;
-            return false;
-        }
-        ifd.seekg(0, std::ios::beg);
-        result = malloc(length);
-        if (result == nullptr) {
-            std::cerr << "failed to allocate memory to store contents of file : " << filename
-                      << std::endl;
-            return false;
-        }
-        ifd.read(static_cast<char*>(result), length);
-        return true;
-    }
-    std::cerr << "unable to open file : " << filename << std::endl;
-    return false;
-}
-
-static bool writeFile(const char* filename, void*& result, int length) {
-    std::ofstream ofd(filename, std::ios::binary);
-    if (ofd.is_open()) {
-        ofd.write(static_cast<char*>(result), length);
-        return true;
-    }
-    std::cerr << "unable to write to file : " << filename << std::endl;
-    return false;
-}
-
-class UltraHdrAppInput {
-public:
-    UltraHdrAppInput(const char* p010File, const char* yuv420File, const char* yuv420JpegFile,
-                     size_t width, size_t height,
-                     ultrahdr_color_gamut p010Cg = ULTRAHDR_COLORGAMUT_BT709,
-                     ultrahdr_color_gamut yuv420Cg = ULTRAHDR_COLORGAMUT_BT709,
-                     ultrahdr_transfer_function tf = ULTRAHDR_TF_HLG, int quality = 100,
-                     ultrahdr_output_format of = ULTRAHDR_OUTPUT_HDR_HLG)
-          : mP010File(p010File),
-            mYuv420File(yuv420File),
-            mYuv420JpegFile(yuv420JpegFile),
-            mJpegRFile(nullptr),
-            mWidth(width),
-            mHeight(height),
-            mP010Cg(p010Cg),
-            mYuv420Cg(yuv420Cg),
-            mTf(tf),
-            mQuality(quality),
-            mOf(of),
-            mMode(0){};
-
-    UltraHdrAppInput(const char* jpegRFile, ultrahdr_output_format of = ULTRAHDR_OUTPUT_HDR_HLG)
-          : mP010File(nullptr),
-            mYuv420File(nullptr),
-            mJpegRFile(jpegRFile),
-            mWidth(0),
-            mHeight(0),
-            mP010Cg(ULTRAHDR_COLORGAMUT_UNSPECIFIED),
-            mYuv420Cg(ULTRAHDR_COLORGAMUT_UNSPECIFIED),
-            mTf(ULTRAHDR_TF_UNSPECIFIED),
-            mQuality(100),
-            mOf(of),
-            mMode(1){};
-
-    ~UltraHdrAppInput() {
-        if (mRawP010Image.data) free(mRawP010Image.data);
-        if (mRawP010Image.chroma_data) free(mRawP010Image.chroma_data);
-        if (mRawRgba1010102Image.data) free(mRawRgba1010102Image.data);
-        if (mRawRgba1010102Image.chroma_data) free(mRawRgba1010102Image.chroma_data);
-        if (mRawYuv420Image.data) free(mRawYuv420Image.data);
-        if (mRawYuv420Image.chroma_data) free(mRawYuv420Image.chroma_data);
-        if (mRawRgba8888Image.data) free(mRawRgba8888Image.data);
-        if (mRawRgba8888Image.chroma_data) free(mRawRgba8888Image.chroma_data);
-        if (mJpegImgR.data) free(mJpegImgR.data);
-        if (mDestImage.data) free(mDestImage.data);
-        if (mDestImage.chroma_data) free(mDestImage.chroma_data);
-        if (mDestYUV444Image.data) free(mDestYUV444Image.data);
-        if (mDestYUV444Image.chroma_data) free(mDestYUV444Image.chroma_data);
-    }
-
-    bool fillJpegRImageHandle();
-    bool fillP010ImageHandle();
-    bool convertP010ToRGBImage();
-    bool fillYuv420ImageHandle();
-    bool fillYuv420JpegImageHandle();
-    bool convertYuv420ToRGBImage();
-    bool convertRgba8888ToYUV444Image();
-    bool convertRgba1010102ToYUV444Image();
-    bool encode();
-    bool decode();
-    void computeRGBHdrPSNR();
-    void computeRGBSdrPSNR();
-    void computeYUVHdrPSNR();
-    void computeYUVSdrPSNR();
-
-    const char* mP010File;
-    const char* mYuv420File;
-    const char* mYuv420JpegFile;
-    const char* mJpegRFile;
-    const int mWidth;
-    const int mHeight;
-    const ultrahdr_color_gamut mP010Cg;
-    const ultrahdr_color_gamut mYuv420Cg;
-    const ultrahdr_transfer_function mTf;
-    const int mQuality;
-    const ultrahdr_output_format mOf;
-    const int mMode;
-    jpegr_uncompressed_struct mRawP010Image{};
-    jpegr_uncompressed_struct mRawRgba1010102Image{};
-    jpegr_uncompressed_struct mRawYuv420Image{};
-    jpegr_compressed_struct mYuv420JpegImage{};
-    jpegr_uncompressed_struct mRawRgba8888Image{};
-    jpegr_compressed_struct mJpegImgR{};
-    jpegr_uncompressed_struct mDestImage{};
-    jpegr_uncompressed_struct mDestYUV444Image{};
-    double mPsnr[3]{};
-};
-
-bool UltraHdrAppInput::fillP010ImageHandle() {
-    const int bpp = 2;
-    int p010Size = mWidth * mHeight * bpp * 1.5;
-    mRawP010Image.width = mWidth;
-    mRawP010Image.height = mHeight;
-    mRawP010Image.colorGamut = mP010Cg;
-    return loadFile(mP010File, mRawP010Image.data, p010Size);
-}
-
-bool UltraHdrAppInput::fillYuv420ImageHandle() {
-    int yuv420Size = mWidth * mHeight * 1.5;
-    mRawYuv420Image.width = mWidth;
-    mRawYuv420Image.height = mHeight;
-    mRawYuv420Image.colorGamut = mYuv420Cg;
-    return loadFile(mYuv420File, mRawYuv420Image.data, yuv420Size);
-}
-
-bool UltraHdrAppInput::fillYuv420JpegImageHandle() {
-    std::ifstream ifd(mYuv420JpegFile, std::ios::binary | std::ios::ate);
-    if (ifd.good()) {
-        int size = ifd.tellg();
-        mYuv420JpegImage.length = size;
-        mYuv420JpegImage.maxLength = size;
-        mYuv420JpegImage.data = nullptr;
-        mYuv420JpegImage.colorGamut = mYuv420Cg;
-        ifd.close();
-        return loadFile(mYuv420JpegFile, mYuv420JpegImage.data, size);
-    }
-    return false;
-}
-
-bool UltraHdrAppInput::fillJpegRImageHandle() {
-    std::ifstream ifd(mJpegRFile, std::ios::binary | std::ios::ate);
-    if (ifd.good()) {
-        int size = ifd.tellg();
-        mJpegImgR.length = size;
-        mJpegImgR.maxLength = size;
-        mJpegImgR.data = nullptr;
-        mJpegImgR.colorGamut = mYuv420Cg;
-        ifd.close();
-        return loadFile(mJpegRFile, mJpegImgR.data, size);
-    }
-    return false;
-}
-
-bool UltraHdrAppInput::encode() {
-    if (!fillP010ImageHandle()) return false;
-    if (mYuv420File != nullptr && !fillYuv420ImageHandle()) return false;
-    if (mYuv420JpegFile != nullptr && !fillYuv420JpegImageHandle()) return false;
-
-    mJpegImgR.maxLength = std::max(static_cast<size_t>(8 * 1024) /* min size 8kb */,
-                                   mRawP010Image.width * mRawP010Image.height * 3 * 2);
-    mJpegImgR.data = malloc(mJpegImgR.maxLength);
-    if (mJpegImgR.data == nullptr) {
-        std::cerr << "unable to allocate memory to store compressed image" << std::endl;
-        return false;
-    }
-
-    JpegR jpegHdr;
-    status_t status = UNKNOWN_ERROR;
-#ifdef PROFILE_ENABLE
-    const int profileCount = 10;
-    Profiler profileEncode;
-    profileEncode.timerStart();
-    for (auto i = 0; i < profileCount; i++) {
-#endif
-    if (mYuv420File == nullptr && mYuv420JpegFile == nullptr) { // api-0
-        status = jpegHdr.encodeJPEGR(&mRawP010Image, mTf, &mJpegImgR, mQuality, nullptr);
-        if (OK != status) {
-            std::cerr << "Encountered error during encodeJPEGR call, error code " << status
-                      << std::endl;
-            return false;
-        }
-    } else if (mYuv420File != nullptr && mYuv420JpegFile == nullptr) { // api-1
-        status = jpegHdr.encodeJPEGR(&mRawP010Image, &mRawYuv420Image, mTf, &mJpegImgR, mQuality,
-                                     nullptr);
-        if (OK != status) {
-            std::cerr << "Encountered error during encodeJPEGR call, error code " << status
-                      << std::endl;
-            return false;
-        }
-    } else if (mYuv420File != nullptr && mYuv420JpegFile != nullptr) { // api-2
-        status = jpegHdr.encodeJPEGR(&mRawP010Image, &mRawYuv420Image, &mYuv420JpegImage, mTf,
-                                     &mJpegImgR);
-        if (OK != status) {
-            std::cerr << "Encountered error during encodeJPEGR call, error code " << status
-                      << std::endl;
-            return false;
-        }
-    } else if (mYuv420File == nullptr && mYuv420JpegFile != nullptr) { // api-3
-        status = jpegHdr.encodeJPEGR(&mRawP010Image, &mYuv420JpegImage, mTf, &mJpegImgR);
-        if (OK != status) {
-            std::cerr << "Encountered error during encodeJPEGR call, error code " << status
-                      << std::endl;
-            return false;
-        }
-    }
-#ifdef PROFILE_ENABLE
-    }
-    profileEncode.timerStop();
-    auto avgEncTime = profileEncode.elapsedTime() / (profileCount * 1000.f);
-    printf("Average encode time for res %d x %d is %f ms \n", mWidth, mHeight, avgEncTime);
-#endif
-    writeFile("out.jpeg", mJpegImgR.data, mJpegImgR.length);
-    return true;
-}
-
-bool UltraHdrAppInput::decode() {
-    if (mMode == 1 && !fillJpegRImageHandle()) return false;
-    std::vector<uint8_t> iccData(0);
-    std::vector<uint8_t> exifData(0);
-    jpegr_info_struct info{0, 0, &iccData, &exifData};
-    JpegR jpegHdr;
-    status_t status = jpegHdr.getJPEGRInfo(&mJpegImgR, &info);
-    if (OK == status) {
-        size_t outSize = info.width * info.height * ((mOf == ULTRAHDR_OUTPUT_HDR_LINEAR) ? 8 : 4);
-        mDestImage.data = malloc(outSize);
-        if (mDestImage.data == nullptr) {
-            std::cerr << "failed to allocate memory to store decoded output" << std::endl;
-            return false;
-        }
-#ifdef PROFILE_ENABLE
-        const int profileCount = 10;
-        Profiler profileDecode;
-        profileDecode.timerStart();
-        for (auto i = 0; i < profileCount; i++) {
-#endif
-        status = jpegHdr.decodeJPEGR(&mJpegImgR, &mDestImage, FLT_MAX, nullptr, mOf, nullptr,
-                                     nullptr);
-        if (OK != status) {
-            std::cerr << "Encountered error during decodeJPEGR call, error code " << status
-                      << std::endl;
-            return false;
-        }
-#ifdef PROFILE_ENABLE
-        }
-        profileDecode.timerStop();
-        auto avgDecTime = profileDecode.elapsedTime() / (profileCount * 1000.f);
-        printf("Average decode time for res %ld x %ld is %f ms \n", info.width, info.height,
-               avgDecTime);
-#endif
-        writeFile("outrgb.raw", mDestImage.data, outSize);
-    } else {
-        std::cerr << "Encountered error during getJPEGRInfo call, error code " << status
-                  << std::endl;
-        return false;
-    }
-    return true;
-}
-
-bool UltraHdrAppInput::convertP010ToRGBImage() {
-    const float* coeffs = BT2020YUVtoRGBMatrix;
-    if (mP010Cg == ULTRAHDR_COLORGAMUT_BT709) {
-        coeffs = BT709YUVtoRGBMatrix;
-    } else if (mP010Cg == ULTRAHDR_COLORGAMUT_BT2100) {
-        coeffs = BT2020YUVtoRGBMatrix;
-    } else if (mP010Cg == ULTRAHDR_COLORGAMUT_P3) {
-        coeffs = BT601YUVtoRGBMatrix;
-    } else {
-        std::cerr << "color matrix not present for gamut " << mP010Cg << " using BT2020Matrix"
-                  << std::endl;
-    }
-
-    mRawRgba1010102Image.data = malloc(mRawP010Image.width * mRawP010Image.height * 4);
-    if (mRawRgba1010102Image.data == nullptr) {
-        std::cerr << "failed to allocate memory to store Rgba1010102" << std::endl;
-        return false;
-    }
-    mRawRgba1010102Image.width = mRawP010Image.width;
-    mRawRgba1010102Image.height = mRawP010Image.height;
-    mRawRgba1010102Image.colorGamut = mRawP010Image.colorGamut;
-    uint32_t* rgbData = static_cast<uint32_t*>(mRawRgba1010102Image.data);
-    uint16_t* y = static_cast<uint16_t*>(mRawP010Image.data);
-    uint16_t* u = y + mRawP010Image.width * mRawP010Image.height;
-    uint16_t* v = u + 1;
-
-    for (size_t i = 0; i < mRawP010Image.height; i++) {
-        for (size_t j = 0; j < mRawP010Image.width; j++) {
-            float y0 = float(y[mRawP010Image.width * i + j] >> 6);
-            float u0 = float(u[mRawP010Image.width * (i / 2) + (j / 2) * 2] >> 6);
-            float v0 = float(v[mRawP010Image.width * (i / 2) + (j / 2) * 2] >> 6);
-
-            y0 = CLIP3(y0, 64.0f, 940.0f);
-            u0 = CLIP3(u0, 64.0f, 960.0f);
-            v0 = CLIP3(v0, 64.0f, 960.0f);
-
-            y0 = (y0 - 64.0f) / 876.0f;
-            u0 = (u0 - 64.0f) / 896.0f - 0.5f;
-            v0 = (v0 - 64.0f) / 896.0f - 0.5f;
-
-            float r = coeffs[0] * y0 + coeffs[1] * u0 + coeffs[2] * v0;
-            float g = coeffs[3] * y0 + coeffs[4] * u0 + coeffs[5] * v0;
-            float b = coeffs[6] * y0 + coeffs[7] * u0 + coeffs[8] * v0;
-
-            r = CLIP3(r * 1023.0f + 0.5f, 0.0f, 1023.0f);
-            g = CLIP3(g * 1023.0f + 0.5f, 0.0f, 1023.0f);
-            b = CLIP3(b * 1023.0f + 0.5f, 0.0f, 1023.0f);
-
-            int32_t r0 = int32_t(r);
-            int32_t g0 = int32_t(g);
-            int32_t b0 = int32_t(b);
-            *rgbData = (0x3ff & r0) | ((0x3ff & g0) << 10) | ((0x3ff & b0) << 20) |
-                    (0x3 << 30); // Set alpha to 1.0
-
-            rgbData++;
-        }
-    }
-    writeFile("inRgba1010102.raw", mRawRgba1010102Image.data,
-              mRawP010Image.width * mRawP010Image.height * 4);
-    return true;
-}
-
-bool UltraHdrAppInput::convertYuv420ToRGBImage() {
-    mRawRgba8888Image.data = malloc(mRawYuv420Image.width * mRawYuv420Image.height * 4);
-    if (mRawRgba8888Image.data == nullptr) {
-        std::cerr << "failed to allocate memory to store rgba888" << std::endl;
-        return false;
-    }
-    mRawRgba8888Image.width = mRawYuv420Image.width;
-    mRawRgba8888Image.height = mRawYuv420Image.height;
-    mRawRgba8888Image.colorGamut = mRawYuv420Image.colorGamut;
-    uint32_t* rgbData = static_cast<uint32_t*>(mRawRgba8888Image.data);
-    uint8_t* y = static_cast<uint8_t*>(mRawYuv420Image.data);
-    uint8_t* u = y + (mRawYuv420Image.width * mRawYuv420Image.height);
-    uint8_t* v = u + (mRawYuv420Image.width * mRawYuv420Image.height / 4);
-
-    const float* coeffs = BT601YUVtoRGBMatrix;
-    for (size_t i = 0; i < mRawYuv420Image.height; i++) {
-        for (size_t j = 0; j < mRawYuv420Image.width; j++) {
-            float y0 = float(y[mRawYuv420Image.width * i + j]);
-            float u0 = float(u[mRawYuv420Image.width / 2 * (i / 2) + (j / 2)] - 128);
-            float v0 = float(v[mRawYuv420Image.width / 2 * (i / 2) + (j / 2)] - 128);
-
-            y0 /= 255.0f;
-            u0 /= 255.0f;
-            v0 /= 255.0f;
-
-            float r = coeffs[0] * y0 + coeffs[1] * u0 + coeffs[2] * v0;
-            float g = coeffs[3] * y0 + coeffs[4] * u0 + coeffs[5] * v0;
-            float b = coeffs[6] * y0 + coeffs[7] * u0 + coeffs[8] * v0;
-
-            r = r * 255.0f + 0.5f;
-            g = g * 255.0f + 0.5f;
-            b = b * 255.0f + 0.5f;
-
-            r = CLIP3(r, 0.0f, 255.0f);
-            g = CLIP3(g, 0.0f, 255.0f);
-            b = CLIP3(b, 0.0f, 255.0f);
-
-            int32_t r0 = int32_t(r);
-            int32_t g0 = int32_t(g);
-            int32_t b0 = int32_t(b);
-            *rgbData = r0 | (g0 << 8) | (b0 << 16) | (255 << 24); // Set alpha to 1.0
-
-            rgbData++;
-        }
-    }
-    writeFile("inRgba8888.raw", mRawRgba8888Image.data,
-              mRawYuv420Image.width * mRawYuv420Image.height * 4);
-    return true;
-}
-
-bool UltraHdrAppInput::convertRgba8888ToYUV444Image() {
-    mDestYUV444Image.data = malloc(mDestImage.width * mDestImage.height * 3);
-    if (mDestYUV444Image.data == nullptr) {
-        std::cerr << "failed to allocate memory to store yuv444" << std::endl;
-        return false;
-    }
-    mDestYUV444Image.width = mDestImage.width;
-    mDestYUV444Image.height = mDestImage.height;
-    mDestYUV444Image.colorGamut = mDestImage.colorGamut;
-
-    uint32_t* rgbData = static_cast<uint32_t*>(mDestImage.data);
-
-    uint8_t* yData = static_cast<uint8_t*>(mDestYUV444Image.data);
-    uint8_t* uData = yData + (mDestYUV444Image.width * mDestYUV444Image.height);
-    uint8_t* vData = uData + (mDestYUV444Image.width * mDestYUV444Image.height);
-
-    const float* coeffs = BT601RGBtoYUVMatrix;
-    for (size_t i = 0; i < mDestImage.height; i++) {
-        for (size_t j = 0; j < mDestImage.width; j++) {
-            float r0 = float(rgbData[mDestImage.width * i + j] & 0xff);
-            float g0 = float((rgbData[mDestImage.width * i + j] >> 8) & 0xff);
-            float b0 = float((rgbData[mDestImage.width * i + j] >> 16) & 0xff);
-
-            r0 /= 255.0f;
-            g0 /= 255.0f;
-            b0 /= 255.0f;
-
-            float y = coeffs[0] * r0 + coeffs[1] * g0 + coeffs[2] * b0;
-            float u = coeffs[3] * r0 + coeffs[4] * g0 + coeffs[5] * b0;
-            float v = coeffs[6] * r0 + coeffs[7] * g0 + coeffs[8] * b0;
-
-            y = y * 255.0f + 0.5f;
-            u = u * 255.0f + 0.5f + 128.0f;
-            v = v * 255.0f + 0.5f + 128.0f;
-
-            y = CLIP3(y, 0.0f, 255.0f);
-            u = CLIP3(u, 0.0f, 255.0f);
-            v = CLIP3(v, 0.0f, 255.0f);
-
-            yData[mDestYUV444Image.width * i + j] = uint8_t(y);
-            uData[mDestYUV444Image.width * i + j] = uint8_t(u);
-            vData[mDestYUV444Image.width * i + j] = uint8_t(v);
-        }
-    }
-    writeFile("outyuv444.yuv", mDestYUV444Image.data,
-              mDestYUV444Image.width * mDestYUV444Image.height * 3);
-    return true;
-}
-
-bool UltraHdrAppInput::convertRgba1010102ToYUV444Image() {
-    const float* coeffs = BT2020RGBtoYUVMatrix;
-    if (mP010Cg == ULTRAHDR_COLORGAMUT_BT709) {
-        coeffs = BT709RGBtoYUVMatrix;
-    } else if (mP010Cg == ULTRAHDR_COLORGAMUT_BT2100) {
-        coeffs = BT2020RGBtoYUVMatrix;
-    } else if (mP010Cg == ULTRAHDR_COLORGAMUT_P3) {
-        coeffs = BT601RGBtoYUVMatrix;
-    } else {
-        std::cerr << "color matrix not present for gamut " << mP010Cg << " using BT2020Matrix"
-                  << std::endl;
-    }
-
-    mDestYUV444Image.data = malloc(mDestImage.width * mDestImage.height * 3 * 2);
-    if (mDestYUV444Image.data == nullptr) {
-        std::cerr << "failed to allocate memory to store yuv444" << std::endl;
-        return false;
-    }
-    mDestYUV444Image.width = mDestImage.width;
-    mDestYUV444Image.height = mDestImage.height;
-    mDestYUV444Image.colorGamut = mDestImage.colorGamut;
-
-    uint32_t* rgbData = static_cast<uint32_t*>(mDestImage.data);
-
-    uint16_t* yData = static_cast<uint16_t*>(mDestYUV444Image.data);
-    uint16_t* uData = yData + (mDestYUV444Image.width * mDestYUV444Image.height);
-    uint16_t* vData = uData + (mDestYUV444Image.width * mDestYUV444Image.height);
-
-    for (size_t i = 0; i < mDestImage.height; i++) {
-        for (size_t j = 0; j < mDestImage.width; j++) {
-            float r0 = float(rgbData[mDestImage.width * i + j] & 0x3ff);
-            float g0 = float((rgbData[mDestImage.width * i + j] >> 10) & 0x3ff);
-            float b0 = float((rgbData[mDestImage.width * i + j] >> 20) & 0x3ff);
-
-            r0 /= 1023.0f;
-            g0 /= 1023.0f;
-            b0 /= 1023.0f;
-
-            float y = coeffs[0] * r0 + coeffs[1] * g0 + coeffs[2] * b0;
-            float u = coeffs[3] * r0 + coeffs[4] * g0 + coeffs[5] * b0;
-            float v = coeffs[6] * r0 + coeffs[7] * g0 + coeffs[8] * b0;
-
-            y = (y * 876.0f) + 64.0f + 0.5f;
-            u = (u * 896.0f) + 64.0f + 512.0f + 0.5f;
-            v = (v * 896.0f) + 64.0f + 512.0f + 0.5f;
-
-            y = CLIP3(y, 64.0f, 940.0f);
-            u = CLIP3(u, 64.0f, 960.0f);
-            v = CLIP3(v, 64.0f, 960.0f);
-
-            yData[mDestYUV444Image.width * i + j] = uint16_t(y);
-            uData[mDestYUV444Image.width * i + j] = uint16_t(u);
-            vData[mDestYUV444Image.width * i + j] = uint16_t(v);
-        }
-    }
-    writeFile("outyuv444.yuv", mDestYUV444Image.data,
-              mDestYUV444Image.width * mDestYUV444Image.height * 3 * 2);
-    return true;
-}
-
-void UltraHdrAppInput::computeRGBHdrPSNR() {
-    if (mOf == ULTRAHDR_OUTPUT_SDR || mOf == ULTRAHDR_OUTPUT_HDR_LINEAR) {
-        std::cout << "psnr not supported for output format " << mOf << std::endl;
-        return;
-    }
-    uint32_t* rgbDataSrc = static_cast<uint32_t*>(mRawRgba1010102Image.data);
-    uint32_t* rgbDataDst = static_cast<uint32_t*>(mDestImage.data);
-    if (rgbDataSrc == nullptr || rgbDataDst == nullptr) {
-        std::cerr << "invalid src or dst pointer for psnr computation " << std::endl;
-        return;
-    }
-    if ((mOf == ULTRAHDR_OUTPUT_HDR_PQ && mTf != ULTRAHDR_TF_PQ) ||
-        (mOf == ULTRAHDR_OUTPUT_HDR_HLG && mTf != ULTRAHDR_TF_HLG)) {
-        std::cout << "input transfer function and output format are not compatible, psnr results "
-                     "may be unreliable"
-                  << std::endl;
-    }
-    uint64_t rSqError = 0, gSqError = 0, bSqError = 0;
-    for (size_t i = 0; i < mRawP010Image.width * mRawP010Image.height; i++) {
-        int rSrc = *rgbDataSrc & 0x3ff;
-        int rDst = *rgbDataDst & 0x3ff;
-        rSqError += (rSrc - rDst) * (rSrc - rDst);
-
-        int gSrc = (*rgbDataSrc >> 10) & 0x3ff;
-        int gDst = (*rgbDataDst >> 10) & 0x3ff;
-        gSqError += (gSrc - gDst) * (gSrc - gDst);
-
-        int bSrc = (*rgbDataSrc >> 20) & 0x3ff;
-        int bDst = (*rgbDataDst >> 20) & 0x3ff;
-        bSqError += (bSrc - bDst) * (bSrc - bDst);
-
-        rgbDataSrc++;
-        rgbDataDst++;
-    }
-    double meanSquareError = (double)rSqError / (mRawP010Image.width * mRawP010Image.height);
-    mPsnr[0] = meanSquareError ? 10 * log10((double)1023 * 1023 / meanSquareError) : 100;
-
-    meanSquareError = (double)gSqError / (mRawP010Image.width * mRawP010Image.height);
-    mPsnr[1] = meanSquareError ? 10 * log10((double)1023 * 1023 / meanSquareError) : 100;
-
-    meanSquareError = (double)bSqError / (mRawP010Image.width * mRawP010Image.height);
-    mPsnr[2] = meanSquareError ? 10 * log10((double)1023 * 1023 / meanSquareError) : 100;
-
-    std::cout << "psnr r :: " << mPsnr[0] << " psnr g :: " << mPsnr[1] << " psnr b :: " << mPsnr[2]
-              << std::endl;
-}
-
-void UltraHdrAppInput::computeRGBSdrPSNR() {
-    if (mOf != ULTRAHDR_OUTPUT_SDR) {
-        std::cout << "psnr not supported for output format " << mOf << std::endl;
-        return;
-    }
-    uint32_t* rgbDataSrc = static_cast<uint32_t*>(mRawRgba8888Image.data);
-    uint32_t* rgbDataDst = static_cast<uint32_t*>(mDestImage.data);
-    if (rgbDataSrc == nullptr || rgbDataDst == nullptr) {
-        std::cerr << "invalid src or dst pointer for psnr computation " << std::endl;
-        return;
-    }
-
-    uint64_t rSqError = 0, gSqError = 0, bSqError = 0;
-    for (size_t i = 0; i < mRawYuv420Image.width * mRawYuv420Image.height; i++) {
-        int rSrc = *rgbDataSrc & 0xff;
-        int rDst = *rgbDataDst & 0xff;
-        rSqError += (rSrc - rDst) * (rSrc - rDst);
-
-        int gSrc = (*rgbDataSrc >> 8) & 0xff;
-        int gDst = (*rgbDataDst >> 8) & 0xff;
-        gSqError += (gSrc - gDst) * (gSrc - gDst);
-
-        int bSrc = (*rgbDataSrc >> 16) & 0xff;
-        int bDst = (*rgbDataDst >> 16) & 0xff;
-        bSqError += (bSrc - bDst) * (bSrc - bDst);
-
-        rgbDataSrc++;
-        rgbDataDst++;
-    }
-    double meanSquareError = (double)rSqError / (mRawYuv420Image.width * mRawYuv420Image.height);
-    mPsnr[0] = meanSquareError ? 10 * log10((double)255 * 255 / meanSquareError) : 100;
-
-    meanSquareError = (double)gSqError / (mRawYuv420Image.width * mRawYuv420Image.height);
-    mPsnr[1] = meanSquareError ? 10 * log10((double)255 * 255 / meanSquareError) : 100;
-
-    meanSquareError = (double)bSqError / (mRawYuv420Image.width * mRawYuv420Image.height);
-    mPsnr[2] = meanSquareError ? 10 * log10((double)255 * 255 / meanSquareError) : 100;
-
-    std::cout << "psnr r :: " << mPsnr[0] << " psnr g :: " << mPsnr[1] << " psnr b :: " << mPsnr[2]
-              << std::endl;
-}
-
-void UltraHdrAppInput::computeYUVHdrPSNR() {
-    if (mOf == ULTRAHDR_OUTPUT_SDR || mOf == ULTRAHDR_OUTPUT_HDR_LINEAR) {
-        std::cout << "psnr not supported for output format " << mOf << std::endl;
-        return;
-    }
-    uint16_t* yuvDataSrc = static_cast<uint16_t*>(mRawP010Image.data);
-    uint16_t* yuvDataDst = static_cast<uint16_t*>(mDestYUV444Image.data);
-    if (yuvDataSrc == nullptr || yuvDataDst == nullptr) {
-        std::cerr << "invalid src or dst pointer for psnr computation " << std::endl;
-        return;
-    }
-    if ((mOf == ULTRAHDR_OUTPUT_HDR_PQ && mTf != ULTRAHDR_TF_PQ) ||
-        (mOf == ULTRAHDR_OUTPUT_HDR_HLG && mTf != ULTRAHDR_TF_HLG)) {
-        std::cout << "input transfer function and output format are not compatible, psnr results "
-                     "may be unreliable"
-                  << std::endl;
-    }
-
-    uint16_t* yDataSrc = static_cast<uint16_t*>(mRawP010Image.data);
-    uint16_t* uDataSrc = yDataSrc + (mRawP010Image.width * mRawP010Image.height);
-    uint16_t* vDataSrc = uDataSrc + 1;
-
-    uint16_t* yDataDst = static_cast<uint16_t*>(mDestYUV444Image.data);
-    uint16_t* uDataDst = yDataDst + (mDestYUV444Image.width * mDestYUV444Image.height);
-    uint16_t* vDataDst = uDataDst + (mDestYUV444Image.width * mDestYUV444Image.height);
-
-    uint64_t ySqError = 0, uSqError = 0, vSqError = 0;
-    for (size_t i = 0; i < mDestYUV444Image.height; i++) {
-        for (size_t j = 0; j < mDestYUV444Image.width; j++) {
-            int ySrc = (yDataSrc[mRawP010Image.width * i + j] >> 6) & 0x3ff;
-            ySrc = CLIP3(ySrc, 64, 940);
-            int yDst = yDataDst[mDestYUV444Image.width * i + j] & 0x3ff;
-            ySqError += (ySrc - yDst) * (ySrc - yDst);
-
-            if (i % 2 == 0 && j % 2 == 0) {
-                int uSrc = (uDataSrc[mRawP010Image.width * (i / 2) + (j / 2) * 2] >> 6) & 0x3ff;
-                uSrc = CLIP3(uSrc, 64, 960);
-                int uDst = uDataDst[mDestYUV444Image.width * i + j] & 0x3ff;
-                uDst += uDataDst[mDestYUV444Image.width * i + j + 1] & 0x3ff;
-                uDst += uDataDst[mDestYUV444Image.width * (i + 1) + j + 1] & 0x3ff;
-                uDst += uDataDst[mDestYUV444Image.width * (i + 1) + j + 1] & 0x3ff;
-                uDst = (uDst + 2) >> 2;
-                uSqError += (uSrc - uDst) * (uSrc - uDst);
-
-                int vSrc = (vDataSrc[mRawP010Image.width * (i / 2) + (j / 2) * 2] >> 6) & 0x3ff;
-                vSrc = CLIP3(vSrc, 64, 960);
-                int vDst = vDataDst[mDestYUV444Image.width * i + j] & 0x3ff;
-                vDst += vDataDst[mDestYUV444Image.width * i + j + 1] & 0x3ff;
-                vDst += vDataDst[mDestYUV444Image.width * (i + 1) + j + 1] & 0x3ff;
-                vDst += vDataDst[mDestYUV444Image.width * (i + 1) + j + 1] & 0x3ff;
-                vDst = (vDst + 2) >> 2;
-                vSqError += (vSrc - vDst) * (vSrc - vDst);
-            }
-        }
-    }
-
-    double meanSquareError = (double)ySqError / (mDestYUV444Image.width * mDestYUV444Image.height);
-    mPsnr[0] = meanSquareError ? 10 * log10((double)1023 * 1023 / meanSquareError) : 100;
-
-    meanSquareError = (double)uSqError / (mDestYUV444Image.width * mDestYUV444Image.height / 4);
-    mPsnr[1] = meanSquareError ? 10 * log10((double)1023 * 1023 / meanSquareError) : 100;
-
-    meanSquareError = (double)vSqError / (mDestYUV444Image.width * mDestYUV444Image.height / 4);
-    mPsnr[2] = meanSquareError ? 10 * log10((double)1023 * 1023 / meanSquareError) : 100;
-
-    std::cout << "psnr y :: " << mPsnr[0] << " psnr u :: " << mPsnr[1] << " psnr v :: " << mPsnr[2]
-              << std::endl;
-}
-
-void UltraHdrAppInput::computeYUVSdrPSNR() {
-    if (mOf != ULTRAHDR_OUTPUT_SDR) {
-        std::cout << "psnr not supported for output format " << mOf << std::endl;
-        return;
-    }
-
-    uint8_t* yDataSrc = static_cast<uint8_t*>(mRawYuv420Image.data);
-    uint8_t* uDataSrc = yDataSrc + (mRawYuv420Image.width * mRawYuv420Image.height);
-    uint8_t* vDataSrc = uDataSrc + (mRawYuv420Image.width * mRawYuv420Image.height / 4);
-
-    uint8_t* yDataDst = static_cast<uint8_t*>(mDestYUV444Image.data);
-    uint8_t* uDataDst = yDataDst + (mDestYUV444Image.width * mDestYUV444Image.height);
-    uint8_t* vDataDst = uDataDst + (mDestYUV444Image.width * mDestYUV444Image.height);
-
-    uint64_t ySqError = 0, uSqError = 0, vSqError = 0;
-    for (size_t i = 0; i < mDestYUV444Image.height; i++) {
-        for (size_t j = 0; j < mDestYUV444Image.width; j++) {
-            int ySrc = yDataSrc[mRawYuv420Image.width * i + j];
-            int yDst = yDataDst[mDestYUV444Image.width * i + j];
-            ySqError += (ySrc - yDst) * (ySrc - yDst);
-
-            if (i % 2 == 0 && j % 2 == 0) {
-                int uSrc = uDataSrc[mRawYuv420Image.width / 2 * (i / 2) + j / 2];
-                int uDst = uDataDst[mDestYUV444Image.width * i + j];
-                uDst += uDataDst[mDestYUV444Image.width * i + j + 1];
-                uDst += uDataDst[mDestYUV444Image.width * (i + 1) + j];
-                uDst += uDataDst[mDestYUV444Image.width * (i + 1) + j + 1];
-                uDst = (uDst + 2) >> 2;
-                uSqError += (uSrc - uDst) * (uSrc - uDst);
-
-                int vSrc = vDataSrc[mRawYuv420Image.width / 2 * (i / 2) + j / 2];
-                int vDst = vDataDst[mDestYUV444Image.width * i + j];
-                vDst += vDataDst[mDestYUV444Image.width * i + j + 1];
-                vDst += vDataDst[mDestYUV444Image.width * (i + 1) + j];
-                vDst += vDataDst[mDestYUV444Image.width * (i + 1) + j + 1];
-                vDst = (vDst + 2) >> 2;
-                vSqError += (vSrc - vDst) * (vSrc - vDst);
-            }
-        }
-    }
-    double meanSquareError = (double)ySqError / (mDestYUV444Image.width * mDestYUV444Image.height);
-    mPsnr[0] = meanSquareError ? 10 * log10((double)255 * 255 / meanSquareError) : 100;
-
-    meanSquareError = (double)uSqError / (mDestYUV444Image.width * mDestYUV444Image.height / 4);
-    mPsnr[1] = meanSquareError ? 10 * log10((double)255 * 255 / meanSquareError) : 100;
-
-    meanSquareError = (double)vSqError / (mDestYUV444Image.width * mDestYUV444Image.height / 4);
-    mPsnr[2] = meanSquareError ? 10 * log10((double)255 * 255 / meanSquareError) : 100;
-
-    std::cout << "psnr y :: " << mPsnr[0] << " psnr  u:: " << mPsnr[1] << " psnr v :: " << mPsnr[2]
-              << std::endl;
-}
-
-static void usage(const char* name) {
-    fprintf(stderr, "\n## ultra hdr demo application.\nUsage : %s \n", name);
-    fprintf(stderr, "    -m    mode of operation. [0: encode, 1:decode] \n");
-    fprintf(stderr, "\n## encoder options : \n");
-    fprintf(stderr, "    -p    raw 10 bit input resource in p010 color format, mandatory. \n");
-    fprintf(stderr, "    -y    raw 8 bit input resource in yuv420, optional. \n"
-                    "          if not provided tonemapping happens internally. \n");
-    fprintf(stderr, "    -i    compressed 8 bit jpeg file path, optional \n");
-    fprintf(stderr, "    -w    input file width, mandatory. \n");
-    fprintf(stderr, "    -h    input file height, mandatory. \n");
-    fprintf(stderr, "    -C    10 bit input color gamut, optional. [0:bt709, 1:p3, 2:bt2100] \n");
-    fprintf(stderr, "    -c    8 bit input color gamut, optional. [0:bt709, 1:p3, 2:bt2100] \n");
-    fprintf(stderr, "    -t    input transfer function, optional. [0:linear, 1:hlg, 2:pq] \n");
-    fprintf(stderr, "    -q    quality factor to be used while encoding 8 bit image, optional. [0-100].\n"
-                    "          gain map image does not use this quality factor. \n"
-                    "          for now gain map image quality factor is not configurable. \n");
-    fprintf(stderr, "    -e    compute psnr, optional. [0:yes, 1:no] \n");
-    fprintf(stderr, "\n## decoder options : \n");
-    fprintf(stderr, "    -j    ultra hdr input resource, mandatory in decode mode. \n");
-    fprintf(stderr, "    -o    output transfer function, optional. [0:sdr, 1:hdr_linear, 2:hdr_pq, 3:hdr_hlg] \n");
-    fprintf(stderr, "\n## examples of usage :\n");
-    fprintf(stderr, "\n## encode api-0 :\n");
-    fprintf(stderr, "    ultrahdr_app -m 0 -p cosmat_1920x1080_p010.yuv -w 1920 -h 1080 -q 97\n");
-    fprintf(stderr, "    ultrahdr_app -m 0 -p cosmat_1920x1080_p010.yuv -w 1920 -h 1080 -q 97 -C 2 -t 2\n");
-    fprintf(stderr, "\n## encode api-1 :\n");
-    fprintf(stderr, "    ultrahdr_app -m 0 -p cosmat_1920x1080_p010.yuv -y cosmat_1920x1080_420.yuv -w 1920 -h 1080 -q 97\n");
-    fprintf(stderr, "    ultrahdr_app -m 0 -p cosmat_1920x1080_p010.yuv -y cosmat_1920x1080_420.yuv -w 1920 -h 1080 -q 97\n");
-    fprintf(stderr, "    ultrahdr_app -m 0 -p cosmat_1920x1080_p010.yuv -y cosmat_1920x1080_420.yuv -w 1920 -h 1080 -q 97 -C 2 -c 1 -t 1\n");
-    fprintf(stderr, "    ultrahdr_app -m 0 -p cosmat_1920x1080_p010.yuv -y cosmat_1920x1080_420.yuv -w 1920 -h 1080 -q 97 -C 2 -c 1 -t 1 -e 1\n");
-    fprintf(stderr, "\n## encode api-2 :\n");
-    fprintf(stderr, "    ultrahdr_app -m 0 -p cosmat_1920x1080_p010.yuv -y cosmat_1920x1080_420.yuv -i cosmat_1920x1080_420_8bit.jpg -w 1920 -h 1080 -t 1 -o 3 -e 1\n");
-    fprintf(stderr, "\n## encode api-3 :\n");
-    fprintf(stderr, "    ultrahdr_app -m 0 -p cosmat_1920x1080_p010.yuv -i cosmat_1920x1080_420_8bit.jpg -w 1920 -h 1080 -t 1 -o 3 -e 1\n");
-    fprintf(stderr, "\n## decode api :\n");
-    fprintf(stderr, "    ultrahdr_app -m 1 -j cosmat_1920x1080_hdr.jpg \n");
-    fprintf(stderr, "    ultrahdr_app -m 1 -j cosmat_1920x1080_hdr.jpg -o 2\n");
-    fprintf(stderr, "\n");
-}
-
-int main(int argc, char* argv[]) {
-    char *p010_file = nullptr, *yuv420_file = nullptr, *jpegr_file = nullptr,
-         *yuv420_jpeg_file = nullptr;
-    int width = 0, height = 0;
-    ultrahdr_color_gamut p010Cg = ULTRAHDR_COLORGAMUT_BT709;
-    ultrahdr_color_gamut yuv420Cg = ULTRAHDR_COLORGAMUT_BT709;
-    ultrahdr_transfer_function tf = ULTRAHDR_TF_HLG;
-    int quality = 100;
-    ultrahdr_output_format of = ULTRAHDR_OUTPUT_HDR_HLG;
-    int mode = 0;
-    int compute_psnr = 0;
-    int ch;
-    while ((ch = getopt(argc, argv, "p:y:i:w:h:C:c:t:q:o:m:j:e:")) != -1) {
-        switch (ch) {
-            case 'p':
-                p010_file = optarg;
-                break;
-            case 'y':
-                yuv420_file = optarg;
-                break;
-             case 'i':
-                yuv420_jpeg_file = optarg;
-                break;
-            case 'w':
-                width = atoi(optarg);
-                break;
-            case 'h':
-                height = atoi(optarg);
-                break;
-            case 'C':
-                p010Cg = static_cast<ultrahdr_color_gamut>(atoi(optarg));
-                break;
-            case 'c':
-                yuv420Cg = static_cast<ultrahdr_color_gamut>(atoi(optarg));
-                break;
-            case 't':
-                tf = static_cast<ultrahdr_transfer_function>(atoi(optarg));
-                break;
-            case 'q':
-                quality = atoi(optarg);
-                break;
-            case 'o':
-                of = static_cast<ultrahdr_output_format>(atoi(optarg));
-                break;
-            case 'm':
-                mode = atoi(optarg);
-                break;
-            case 'j':
-                jpegr_file = optarg;
-                break;
-            case 'e':
-                compute_psnr = atoi(optarg);
-                break;
-            default:
-                usage(argv[0]);
-                return -1;
-        }
-    }
-    if (mode == 0) {
-        if (width <= 0 || height <= 0 || p010_file == nullptr) {
-            usage(argv[0]);
-            return -1;
-        }
-        UltraHdrAppInput appInput(p010_file, yuv420_file, yuv420_jpeg_file, width, height, p010Cg,
-                                  yuv420Cg, tf, quality, of);
-        if (!appInput.encode()) return -1;
-        if (compute_psnr == 1) {
-            if (!appInput.decode()) return -1;
-            if (of == ULTRAHDR_OUTPUT_SDR && yuv420_file != nullptr) {
-                appInput.convertYuv420ToRGBImage();
-                appInput.computeRGBSdrPSNR();
-                appInput.convertRgba8888ToYUV444Image();
-                appInput.computeYUVSdrPSNR();
-            } else if (of == ULTRAHDR_OUTPUT_HDR_HLG || of == ULTRAHDR_OUTPUT_HDR_PQ) {
-                appInput.convertP010ToRGBImage();
-                appInput.computeRGBHdrPSNR();
-                appInput.convertRgba1010102ToYUV444Image();
-                appInput.computeYUVHdrPSNR();
-            }
-        }
-    } else if (mode == 1) {
-        if (jpegr_file == nullptr) {
-            usage(argv[0]);
-            return -1;
-        }
-        UltraHdrAppInput appInput(jpegr_file, of);
-        if (!appInput.decode()) return -1;
-    } else {
-        std::cerr << "unrecognized input mode " << mode << std::endl;
-        usage(argv[0]);
-        return -1;
-    }
-
-    return 0;
-}