SDK/Templates/videoUpdate.txt

    if (!pluginFrame)
        return;

    //======================================================================================
    // GET FRAME ROTATION
    AVFrameSideData* side_data = av_frame_get_side_data(pluginFrame, AV_FRAME_DATA_DISPLAYMATRIX);

    int angle {0};
    if (side_data) {
        auto matrix_rotation = reinterpret_cast<int32_t*>(side_data->data);
        angle = static_cast<int>(av_display_rotation_get(matrix_rotation));
    }
    delete side_data;

    //======================================================================================
    // GET RAW FRAME
    // Use a non-const Frame
    // Convert input frame to RGB
    AVFrame* temp = transferToMainMemory(pluginFrame, AV_PIX_FMT_NV12);
    AVFrame* bgrFrame = scaler.convertFormat(temp, AV_PIX_FMT_RGB24);
    av_frame_unref(temp);
    av_frame_free(&temp);
    if (!bgrFrame)
        return;

    // transferToMainMemory USED TO COPY FRAME TO MAIN MEMORY IF HW ACCEL IS ENABLED
    // NOT NEEDED TO BE USED IF ALL YOUR PROCESS WILL BE DONE WITHIN A
    // HW ACCEL PLATFORM

    if (firstRun) {
        // IMPLEMENT CODE TO CONFIGURE
        // VARIABLES UPON FIRST RUN
        firstRun = false;
    }

    // IMPLEMENT PROCESS

    //======================================================================================
    // REPLACE AVFRAME DATA WITH FRAME DATA
    if (bgrFrame->data[0]) {
        uint8_t* frameData = bgrFrame->data[0];
        if (angle == 90 || angle == -90) {
            std::memmove(frameData,
                         frameData, // PUT HERE YOUR PROCESSED FRAME VARIABLE DATA!
                         static_cast<size_t>(pluginFrame->width * pluginFrame->height * 3)
                             * sizeof(uint8_t));
        }

        av_frame_copy_props(bgrFrame, pluginFrame);
        moveFrom(pluginFrame, bgrFrame);
    }
    av_frame_unref(bgrFrame);
    av_frame_free(&bgrFrame);