List of Examples

1.1. Information about the current video input

1.2. Switching to the first video input

1.3. Information about the current audio input

1.4. Switching to the first audio input

1.5. Information about the current video standard

1.6. Listing the video standards supported by the current input

1.7. Selecting a new video standard

1.8. Enumerating all controls

1.9. Changing controls

1.10. Resetting the cropping parameters

1.11. Simple downscaling

1.12. Selecting an output area

1.13. Current scaling factor and pixel aspect

2.1. ITU-R Rec. BT.601 color conversion

2.2. V4L2_PIX_FMT_BGR24 4 × 4 pixel image

2.3. V4L2_PIX_FMT_SBGGR8 4 × 4 pixel image

2.4. V4L2_PIX_FMT_SGBRG8 4 × 4 pixel image

2.5. V4L2_PIX_FMT_SGRBG8 4 × 4 pixel image

2.6. V4L2_PIX_FMT_SBGGR16 4 × 4 pixel image

2.7. V4L2_PIX_FMT_GREY 4 × 4 pixel image

2.8. V4L2_PIX_FMT_Y16 4 × 4 pixel image

2.9. V4L2_PIX_FMT_YUYV 4 × 4 pixel image

2.10. V4L2_PIX_FMT_UYVY 4 × 4 pixel image

2.11. V4L2_PIX_FMT_YVYU 4 × 4 pixel image

2.12. V4L2_PIX_FMT_VYUY 4 × 4 pixel image

2.13. V4L2_PIX_FMT_Y41P 8 × 4 pixel image

2.14. V4L2_PIX_FMT_YVU420 4 × 4 pixel image

2.15. V4L2_PIX_FMT_YVU410 4 × 4 pixel image

2.16. V4L2_PIX_FMT_YUV422P 4 × 4 pixel image

2.17. V4L2_PIX_FMT_YUV411P 4 × 4 pixel image

2.18. V4L2_PIX_FMT_NV12 4 × 4 pixel image

2.19. V4L2_PIX_FMT_NV16 4 × 4 pixel image

3.1. Mapping buffers

3.2. Initiating streaming I/O with user pointers

4.1. Finding a framebuffer device for OSD