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Complete this task as part of your GSoC 2018 application. This challenge is mandatory if you apply for T720, T724 The goal is to build a small application which decodes a buffer with raw image data from the AXIOM Beta and converts it using LodePNG library to create viewable PNG image. GitHub: https://github.com/lvandeve/lodepng Raw data (4096x3072, 12bit): http://files.apertus.org/AXIOM-Beta/snapshots/portraits/portrait-gainx2-offset2047-20ms-02.raw12 # Create simple C/C++ console application # Add lodepng.cpp and lodepng.h files in order to use LodePNG (no static or dynamic build was provided by the developer yet) # Read image data from RAW12 file into a buffer # Add routines to convert from 12bit to 16bit data and convert the every pixel from the image data # Output 16bit PNG that can be viewed **Collected information:** - RAW12: https://wiki.apertus.org/index.php/RAW12 - 12bit conversion: https://stackoverflow.com/questions/33768206/convert-2-bytes-into-12-bit-number - 12bit conversion (SIMD not required): https://stackoverflow.com/questions/15443868/fastest-way-to-convert-12bit-image-to-16bit-image

Please complete this task as part of your GSoC 2018 application. This challenge is mandatory if you apply for T720, T724 The goal is to build a small application which decodes a buffer with raw image data from the AXIOM Beta and converts it using the [LodePNG library](http://lodev.org/lodepng/) to create a viewable PNG image. # Create a simple C/C++ console application # Add lodepng.cpp and lodepng.h files in order to use LodePNG (no static or dynamic build was provided by the developer yet) # Read image data from a RAW12 file # Save one of the Bayer channels (any of them) as a grayscale 16-bit PNG using the LodePNG library # Sample raw data (4096x3072, 12bit): [portrait-gainx2-offset2047-20ms-02.raw12](http://files.apertus.org/AXIOM-Beta/snapshots/portraits/portrait-gainx2-offset2047-20ms-02.raw12) # Bonus points if the application runs on the [Axiom BETA firmware in QEMU](https://github.com/apertus-open-source-cinema/axiom-beta-qemu) **Collected information:** - RAW12: https://wiki.apertus.org/index.php/RAW12 - 12bit conversion: https://stackoverflow.com/questions/33768206/convert-2-bytes-into-12-bit-number - 12bit conversion (SIMD not required): https://stackoverflow.com/questions/15443868/fastest-way-to-convert-12bit-image-to-16bit-image

CPlease complete this task as part of your GSoC 2018 application. This challenge is mandatory if you apply for T720, T724 The goal is to build a small application which decodes a buffer with raw image data from the AXIOM Beta and converts it using the [LodePNG library](http://lodev.org/lodepng/) to create a viewable PNG image. GitHub: https://github.com/lvandeve/lodepng# Create a simple C/C++ console application Raw data (4096x3072, 12bit): http://files.apertus.org/AXIOM-Beta/snapshots/portraits/portrait-gainx2-offset2047-20ms-02.raw12 # Create simple C/C++ console application# Add lodepng.cpp and lodepng.h files in order to use LodePNG (no static or dynamic build was provided by the developer yet) # Add lodepng.cpp and lodepng.h files in order to use LodePNG (no static or dynamic build was provided by the developer yet)# Read image data from a RAW12 file # Read image data from RAW12 file into a buffer# Save one of the Bayer channels (any of them) as a grayscale 16-bit PNG using the LodePNG library # Add routines to convert from 12bit to 16bit data and convert the every pixel from the image dataSample raw data (4096x3072, 12bit): [portrait-gainx2-offset2047-20ms-02.raw12](http://files.apertus.org/AXIOM-Beta/snapshots/portraits/portrait-gainx2-offset2047-20ms-02.raw12) # Output 16bit PNG that can be viewedBonus points if the application runs on the [Axiom BETA firmware in QEMU](https://github.com/apertus-open-source-cinema/axiom-beta-qemu) **Collected information:** - RAW12: https://wiki.apertus.org/index.php/RAW12 - 12bit conversion: https://stackoverflow.com/questions/33768206/convert-2-bytes-into-12-bit-number - 12bit conversion (SIMD not required): https://stackoverflow.com/questions/15443868/fastest-way-to-convert-12bit-image-to-16bit-image