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Smart Camera Systems: Embedded Imaging from Device to Cloud
Welcome
Introduction(Same as Promo) (2:12)
Course Requirements
Introduction to Amazon AWS Services
Introduction to AWS S3 Storage (1:59)
Understanding IAM Permissions (2:22)
Overview of Presigned URLs (1:15)
Test Your Knowledge
Setting Up Amazon AWS
Getting an AWS Account (4:46)
Creating an Access Key for Local Development (6:38)
Configuring boto3 Access Keys Locally (5:22)
Industry Context and Implementation Principles of Smart Devices
Why End-to-End Embedded Systems Matter Now (1:35)
Overview of the Connected Product Landscape (4:45)
The Seven System Layers (2:08)
Understanding Payloads, Events, Commands and Artifacts (1:46)
Some Architecture Anti-Patterns (1:45)
Overview of Multicore Embedded Product Design (3:03)
The IPC as Engineering Tool (2:28)
Overview of Transport, Payloads and Contracts (2:56)
Understanding Transport and Contract Pitfalls (1:56)
Reliability, Observability and Deployment Strategies (2:14)
Security and Deployment Thinking (1:49)
Product Context and Architecture of Smart Camera Systems
Why Smart Embedded Imaging Matters Now (2:24)
Understanding Device-Side and Cloud-Side Responsibilities (3:09)
Capture Flow and Buffer Ownsership (2:54)
Understanding Compression and Transport Tradeoffs (5:07)
Understanding Image Artefacts and Metadata (2:07)
Considerations for Dashboard Design for Visual Systems (1:49)
Configuring the ESP32 for AT Commands
Configuring the ESP32 as a WIFI and BLE Modem (12:10)
Getting the ESP32 Flash Download Tool (3:19)
Flashing the Appropriate Binary into the ESP32 (8:12)
Testing the ESP32 with Commands (3:42)
Setting Up the Development Environment
Downloading CubeIDE (2:34)
Installing CubeIDE (2:38)
Introduction to Digital Cameras
Role of Digital Cameras in Embedded Devices (4:06)
Challenges and Consideration for Integrating Digital Cameras (2:21)
Fundamentals of Imaging
Light and Electromagnetic Radaiation (2:40)
Imaging Formation and Resolution (2:09)
Contrast and Dynamic Range (2:36)
Basics of Imaging (3:41)
Key Components of Digital Cameras (2:02)
The Charge-Coupled Device(CCD) Sensor (2:06)
How the Charge-Coupled Device(CCD) Works (1:39)
The Complementary Metal-Oxide-Semiconductor (CMOS) Sensor (2:28)
The Lens and Image Processor (1:27)
The Camera Interface (3:20)
The Digital Camera Interface(DCMI)
Overview of the Digital Camera Interface(DCMI) Peripheral (1:40)
Functional Overview of the DCMI (4:29)
Summary of How the DCMI Works (1:10)
Data Register with 8-bit and 10-Bit Data Width (5:06)
Data Register with 12-bit and 14-Bit Data Width (3:14)
How Hardware Synchronization Works (3:39)
The DCMI Snapshot Mode and Continuous Grab Mode (3:12)
The DCMI Data Format and Storage (2:57)
The DCMI Crop and Image Resize Feature (2:08)
The DCMI Interrupts and Behavior in Power Modes (1:08)
Configuring the Vision Project
Programming: Getting the Right Package for the MCU (6:27)
Programming: Creating the Base Project (5:43)
Programming: Properly Naming the Multicore Project (4:15)
Programming: Adding the Required Files (8:13)
Programming: Integrating the Required Files into the Project (3:18)
Programming: Including the Paths of the Required Files to the Project (7:59)
The Vision Project Architecture
Overview of the Application Flow (5:16)
Understanding the System Hardware Architecture (3:01)
Understanding the Software Layers (2:22)
Programming: Configuring the System Clock (8:08)
Programming: Configuring the MPU Region 0 (8:46)
Programming: Configuring the MPU Region 1 (6:27)
Understanding the SDRAM MPU Configuration Attributes (2:51)
Programming: Calling the MPU Config. and Clock Config. in the Main Function (2:12)
ModuleSummary- The Vision Project Architecture (0:53)
The Display Pipeline
Differnces between HAL and BSP (3:56)
Programming: Analyzing the BSP and HAL Folders (4:53)
Programming: Initializing the LCD (10:49)
Understanding the LTDC Peripheral (2:05)
Understanding the DSI Peripheral (2:01)
Summarizing the LTDC, DSI and LCD (0:51)
Programming: Analyzing the LTDC and DSI Initialization Functions in the BSP (2:40)
The Framebuffers
Programming: Defining the Framebuffer Addresses (2:34)
The Need for the Framebuffers in the External SDRAM (2:03)
Overview of the LCD Utilities File (2:24)
Programming: Defining the Variables for Holding the Camera and LCD Resolutions (2:54)
Programming: Initializing the LCD Utilities Driver (4:39)
The Camera Pipeline
The Need for a Camera BSP And Probing (2:29)
Understanding the Separation of Control and Data (1:19)
Why the DMA is Non-Negotiable (4:05)
Programming: Initializing the Camera Module (3:53)
Programming: Initializing the GPIO Pins and DMA for the DCMI (5:46)
Programming: DCMI Parameters Configuration and Camera Sensors Probing (6:47)
Programming: Cropping and Updating the Camera Context Parameters (5:34)
Summarizing What We Have Learned So Far (2:35)
The Camera Sensor Driver- Control Plane (4:01)
Programming: The Data Plane and ISR Implementation (9:02)
Programming: Starting the DCMI and DMA (4:41)
Summary of the DCMI-DMA Partnerhsip (1:03)
Understanding the Event Driven Handshake (3:30)
Programming: Capturing the Frame and Stopping the Camera (5:21)
Module Summary- The Complete Camera Pipeline (1:08)
Image Processing with the DMA2D Accelerator
Problems- Bridging the Camera and LCD Buffers (2:00)
The Naive Approach: A CPU-Based for Loop (2:17)
The DMA2D (Chrom-ART) : A Graphics Co-processor (2:18)
Programming: Configuring the DMA2D Module(Pt.1) (2:41)
Programming: Configuring the DMA2D Module(Pt.2) (7:41)
Programming: Configuring the DMA2D Foreground Layer (3:02)
Programming: Initialize and Start the Transfer (2:32)
Module Summary: Choosing the Right Tool (2:07)
The System in Concert
Summary: The System in Concert (1:27)
Understanding Capture Mode vs. Snapshot Mode (1:12)
Programming: Testing the Digital Camera System (11:30)
Triggering Capture with the PushButton
Programming: Creating the Project (2:28)
Programming: Capturing Images with the Button Press (9:04)
Understanding Transport and Contract Pitfalls
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