stuff-from-scratch/test/video/TestVideoDecoder.cpp

#include "Video.h"
#include "Image.h"
#include "FfmpegInterface.h"
#include "PngWriter.h"

#include "TestFramework.h"

TEST_CASE(TestVideoDecoder, "video")
{
    auto video = Video::Create();
    video->SetPath(TestUtils::getTestDataDir() / "test.mp4");

    FfmpegInterface decoder;
    auto images = decoder.decodeToImages(video, 4);

    PngWriter writer;
    for(unsigned idx=0; idx<20; idx++)
    {
        auto filename = "test_out" + std::to_string(idx) + ".png";
        writer.setPath(filename);
        writer.write(images[idx]);
    }
}