Video4Linux (V4L) driver-specific documentation¶
Copyright © 1999-2016 : LinuxTV Developers
This documentation is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation version 2 of the License.
This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
For more details see the file COPYING in the source distribution of Linux.
Table of Contents
- 1. Guidelines for Video4Linux pixel format 4CCs
- 2. Infrared remote control support in video4linux drivers
- 3. Using with lircd
- 4. Using without lircd
- 5. Tuner drivers
- 6. Cards List
- 7. The bttv driver
- 7.1. Release notes for bttv
- 7.2. Make bttv work with your card
- 7.3. Autodetecting cards
- 7.4. Still doesn't work?
- 7.5. Modprobe options
- 7.6. If the box freezes hard with bttv
- 7.7. Bttv quirks
- 7.8. bttv and sound mini howto
- 7.9. Cards
- 7.9.1. Supported cards: Bt848/Bt848a/Bt849/Bt878/Bt879 cards
- 7.9.2. MATRIX Vision
- 7.9.3. Miro/Pinnacle PCTV
- 7.9.4. Hauppauge Win/TV pci
- 7.9.5. Askey CPH-Series
- 7.9.6. Lifeview Flyvideo Series:
- 7.9.7. Typhoon TV card series:
- 7.9.8. Guillemot
- 7.9.9. Mentor
- 7.9.10. Prolink
- 7.9.11. Dynalink
- 7.9.12. Phoebemicro
- 7.9.13. Genius/Kye
- 7.9.14. Tekram
- 7.9.15. Lucky Star
- 7.9.16. Leadtek
- 7.9.17. KNC One
- 7.9.18. Provideo
- 7.9.19. Highscreen
- 7.9.20. Zoltrix
- 7.9.21. AVerMedia
- 7.9.22. Aimslab
- 7.9.23. IXMicro (former: IMS=Integrated Micro Solutions)
- 7.9.24. Lifetec/Medion/Tevion/Aldi
- 7.9.25. Modular Technologies (www.modulartech.com) UK
- 7.9.26. Terratec
- 7.9.27. Technisat
- 7.9.28. Siemens
- 7.9.29. Powercolor
- 7.9.30. Pinnacle
- 7.9.31. Lenco
- 7.9.32. Iomega
- 7.9.33. LML
- 7.9.34. Grandtec
- 7.9.35. Koutech
- 7.9.36. IODATA (jp)
- 7.9.37. Canopus (jp)
- 7.9.38. www.sigmacom.co.kr
- 7.9.39. www.sasem.co.kr
- 7.9.40. hama
- 7.9.41. Sigma Designs
- 7.9.42. Formac
- 7.9.43. ATI
- 7.9.44. Diamond Multimedia
- 7.9.45. Aopen
- 7.9.46. Intel
- 7.9.47. STB
- 7.9.48. Videologic
- 7.9.49. Technotrend
- 7.9.50. Teles
- 7.9.51. Remote Vision
- 7.9.52. Boeder
- 7.9.53. Media-Surfer (esc-kathrein.de)
- 7.9.54. Jetway (www.jetway.com.tw)
- 7.9.55. Galaxis
- 7.9.56. Hauppauge
- 7.9.57. Matrix-Vision
- 7.9.58. Conceptronic (.net)
- 7.9.59. BestData
- 7.9.60. Gallant (www.gallantcom.com) www.minton.com.tw
- 7.9.61. Asonic (www.asonic.com.cn) (website down)
- 7.9.62. Hoontech
- 7.9.63. Teppro (www.itcteppro.com.tw)
- 7.9.64. Kworld (www.kworld.com.tw)
- 7.9.65. JTT/ Justy Corp.(http://www.jtt.ne.jp/)
- 7.9.66. ADS www.adstech.com
- 7.9.67. AVEC www.prochips.com
- 7.9.68. NoBrand
- 7.9.69. Mach www.machspeed.com
- 7.9.70. Eline www.eline-net.com/
- 7.9.71. Spirit
- 7.9.72. Boser www.boser.com.tw
- 7.9.73. Satelco www.citycom-gmbh.de, www.satelco.de
- 7.9.74. Sensoray www.sensoray.com
- 7.9.75. CEI (Chartered Electronics Industries Pte Ltd [CEI] [FCC ID HBY])
- 7.9.76. AITech
- 7.9.77. MAXRON
- 7.9.78. www.ids-imaging.de
- 7.9.79. www.sknet-web.co.jp
- 7.9.80. A-Max www.amaxhk.com (Colormax, Amax, Napa)
- 7.9.81. Cybertainment
- 7.9.82. VCR (http://www.vcrinc.com/)
- 7.9.83. Twinhan
- 7.9.84. MSI
- 7.9.85. Focus www.focusinfo.com
- 7.9.86. Sdisilk www.sdisilk.com/
- 7.9.87. www.euresys.com
- 7.9.88. PMC/Pace
- 7.9.89. Mercury www.kobian.com (UK and FR)
- 7.9.90. TEC sound
- 7.9.91. Lorenzen www.lorenzen.de
- 7.9.92. Origo (.uk) www.origo2000.com
- 7.9.93. I/O Magic www.iomagic.com
- 7.9.94. Arowana
- 7.9.95. iTVC15 boards
- 7.9.96. Asus www.asuscom.com
- 7.9.97. Hoontech
- 7.10. Chips used at bttv devices
- 7.11. Specs
- 7.12. Thanks
- 7.13. Contributors
- 8. The cafe_ccic driver
- 9. The cpia2 driver
- 10. The cx2341x driver
- 10.1. Memory at cx2341x chips
- 10.2. Missing documentation
- 10.3. The cx2341x firmware upload
- 10.4. How to call the firmware API
- 10.5. OSD firmware API description
- 10.5.1. CX2341X_OSD_GET_FRAMEBUFFER
- 10.5.2. CX2341X_OSD_GET_PIXEL_FORMAT
- 10.5.3. CX2341X_OSD_SET_PIXEL_FORMAT
- 10.5.4. CX2341X_OSD_GET_STATE
- 10.5.5. CX2341X_OSD_SET_STATE
- 10.5.6. CX2341X_OSD_GET_OSD_COORDS
- 10.5.7. CX2341X_OSD_SET_OSD_COORDS
- 10.5.8. CX2341X_OSD_GET_SCREEN_COORDS
- 10.5.9. CX2341X_OSD_SET_SCREEN_COORDS
- 10.5.10. CX2341X_OSD_GET_GLOBAL_ALPHA
- 10.5.11. CX2341X_OSD_SET_GLOBAL_ALPHA
- 10.5.12. CX2341X_OSD_SET_BLEND_COORDS
- 10.5.13. CX2341X_OSD_GET_FLICKER_STATE
- 10.5.14. CX2341X_OSD_SET_FLICKER_STATE
- 10.5.15. CX2341X_OSD_BLT_COPY
- 10.5.16. CX2341X_OSD_BLT_FILL
- 10.5.17. CX2341X_OSD_BLT_TEXT
- 10.5.18. CX2341X_OSD_SET_FRAMEBUFFER_WINDOW
- 10.5.19. CX2341X_OSD_SET_CHROMA_KEY
- 10.5.20. CX2341X_OSD_GET_ALPHA_CONTENT_INDEX
- 10.5.21. CX2341X_OSD_SET_ALPHA_CONTENT_INDEX
- 10.6. Encoder firmware API description
- 10.6.1. CX2341X_ENC_PING_FW
- 10.6.2. CX2341X_ENC_START_CAPTURE
- 10.6.3. CX2341X_ENC_STOP_CAPTURE
- 10.6.4. CX2341X_ENC_SET_AUDIO_ID
- 10.6.5. CX2341X_ENC_SET_VIDEO_ID
- 10.6.6. CX2341X_ENC_SET_PCR_ID
- 10.6.7. CX2341X_ENC_SET_FRAME_RATE
- 10.6.8. CX2341X_ENC_SET_FRAME_SIZE
- 10.6.9. CX2341X_ENC_SET_BIT_RATE
- 10.6.10. CX2341X_ENC_SET_GOP_PROPERTIES
- 10.6.11. CX2341X_ENC_SET_ASPECT_RATIO
- 10.6.12. CX2341X_ENC_SET_DNR_FILTER_MODE
- 10.6.13. CX2341X_ENC_SET_DNR_FILTER_PROPS
- 10.6.14. CX2341X_ENC_SET_CORING_LEVELS
- 10.6.15. CX2341X_ENC_SET_SPATIAL_FILTER_TYPE
- 10.6.16. CX2341X_ENC_SET_VBI_LINE
- 10.6.17. CX2341X_ENC_SET_STREAM_TYPE
- 10.6.18. CX2341X_ENC_SET_OUTPUT_PORT
- 10.6.19. CX2341X_ENC_SET_AUDIO_PROPERTIES
- 10.6.20. CX2341X_ENC_HALT_FW
- 10.6.21. CX2341X_ENC_GET_VERSION
- 10.6.22. CX2341X_ENC_SET_GOP_CLOSURE
- 10.6.23. CX2341X_ENC_GET_SEQ_END
- 10.6.24. CX2341X_ENC_SET_PGM_INDEX_INFO
- 10.6.25. CX2341X_ENC_SET_VBI_CONFIG
- 10.6.26. CX2341X_ENC_SET_DMA_BLOCK_SIZE
- 10.6.27. CX2341X_ENC_GET_PREV_DMA_INFO_MB_10
- 10.6.28. CX2341X_ENC_GET_PREV_DMA_INFO_MB_9
- 10.6.29. CX2341X_ENC_SCHED_DMA_TO_HOST
- 10.6.30. CX2341X_ENC_INITIALIZE_INPUT
- 10.6.31. CX2341X_ENC_SET_FRAME_DROP_RATE
- 10.6.32. CX2341X_ENC_PAUSE_ENCODER
- 10.6.33. CX2341X_ENC_REFRESH_INPUT
- 10.6.34. CX2341X_ENC_SET_COPYRIGHT
- 10.6.35. CX2341X_ENC_SET_EVENT_NOTIFICATION
- 10.6.36. CX2341X_ENC_SET_NUM_VSYNC_LINES
- 10.6.37. CX2341X_ENC_SET_PLACEHOLDER
- 10.6.38. CX2341X_ENC_MUTE_VIDEO
- 10.6.39. CX2341X_ENC_MUTE_AUDIO
- 10.6.40. CX2341X_ENC_SET_VERT_CROP_LINE
- 10.6.41. CX2341X_ENC_MISC
- 10.7. Decoder firmware API description
- 10.7.1. CX2341X_DEC_PING_FW
- 10.7.2. CX2341X_DEC_START_PLAYBACK
- 10.7.3. CX2341X_DEC_STOP_PLAYBACK
- 10.7.4. CX2341X_DEC_SET_PLAYBACK_SPEED
- 10.7.5. CX2341X_DEC_STEP_VIDEO
- 10.7.6. CX2341X_DEC_SET_DMA_BLOCK_SIZE
- 10.7.7. CX2341X_DEC_GET_XFER_INFO
- 10.7.8. CX2341X_DEC_GET_DMA_STATUS
- 10.7.9. CX2341X_DEC_SCHED_DMA_FROM_HOST
- 10.7.10. CX2341X_DEC_PAUSE_PLAYBACK
- 10.7.11. CX2341X_DEC_HALT_FW
- 10.7.12. CX2341X_DEC_SET_STANDARD
- 10.7.13. CX2341X_DEC_GET_VERSION
- 10.7.14. CX2341X_DEC_SET_STREAM_INPUT
- 10.7.15. CX2341X_DEC_GET_TIMING_INFO
- 10.7.16. CX2341X_DEC_SET_AUDIO_MODE
- 10.7.17. CX2341X_DEC_SET_EVENT_NOTIFICATION
- 10.7.18. CX2341X_DEC_SET_DISPLAY_BUFFERS
- 10.7.19. CX2341X_DEC_EXTRACT_VBI
- 10.7.20. CX2341X_DEC_SET_DECODER_SOURCE
- 10.7.21. CX2341X_DEC_SET_PREBUFFERING
- 10.8. PVR350 Video decoder registers 0x02002800 -> 0x02002B00
- 10.9. The cx231xx DMA engine
- 10.10. Non-compressed file format
- 10.11. Format of embedded V4L2_MPEG_STREAM_VBI_FMT_IVTV VBI data
- 11. The cx88 driver
- 12. The VPBE V4L2 driver design
- 13. The Samsung S5P/EXYNOS4 FIMC driver
- 14. i.MX Video Capture Driver
- 14.1. Introduction
- 14.2. Features
- 14.3. Entities
- 14.4. imx6-mipi-csi2
- 14.5. ipuX_csiY_mux
- 14.6. ipuX_csiY
- 14.7. Cropping in ipuX_csiY
- 14.8. Frame Skipping in ipuX_csiY
- 14.9. Frame Interval Monitor in ipuX_csiY
- 14.10. ipuX_vdic
- 14.11. ipuX_ic_prp
- 14.12. ipuX_ic_prpenc
- 14.13. ipuX_ic_prpvf
- 14.14. Capture Pipelines
- 14.15. Unprocessed Video Capture:
- 14.16. IC Direct Conversions:
- 14.17. Motion Compensated De-interlace:
- 14.18. Usage Notes
- 14.19. SabreLite with OV5642 and OV5640
- 14.20. i.MX6Q SabreAuto with ADV7180 decoder
- 14.21. i.MX6DL SabreAuto with ADV7180 decoder
- 14.22. SabreSD with MIPI CSI-2 OV5640
- 14.23. Known Issues
- 14.24. File list
- 14.25. References
- 14.26. Authors
- 15. i.MX7 Video Capture Driver
- 16. Intel Image Processing Unit 3 (IPU3) Imaging Unit (ImgU) driver
- 17. The ivtv driver
- 18. Maxim Integrated MAX2175 RF to bits tuner driver
- 19. Vaio Picturebook Motion Eye Camera Driver
- 20. OMAP 3 Image Signal Processor (ISP) driver
- 20.1. Introduction
- 20.2. Split to subdevs
- 20.3. Controlling the OMAP 3 ISP
- 20.4. Events
- 20.5. Private IOCTLs
- 20.6. CCDC and preview block IOCTLs
- 20.7. Statistic blocks IOCTLs
- 20.8. VIDIOC_OMAP3ISP_STAT_EN
- 20.9. VIDIOC_OMAP3ISP_AEWB_CFG, VIDIOC_OMAP3ISP_HIST_CFG and VIDIOC_OMAP3ISP_AF_CFG
- 20.10. VIDIOC_OMAP3ISP_STAT_REQ
- 20.11. Technical reference manuals (TRMs) and other documentation
- 20.12. References
- 21. OMAP4 ISS Driver
- 22. Philips webcams (pwc driver)
- 23. The pvrusb2 driver
- 24. PXA-Camera Host Driver
- 25. Qualcomm Camera Subsystem driver
- 26. The Radiotrack radio driver
- 27. Renesas R-Car Fine Display Processor (FDP1) Driver
- 28. The saa7134 driver
- 29. Cropping and Scaling algorithm, used in the sh_mobile_ceu_camera driver
- 30. The Silicon Labs Si470x FM Radio Receivers driver
- 31. The Silicon Labs Si4713 FM Radio Transmitter Driver
- 32. The SI476x Driver
- 33. The Soc-Camera Drivers
- 34. The Linux USB Video Class (UVC) driver
- 35. The Virtual Media Controller Driver (vimc)
- 36. The Virtual Video Test Driver (vivid)
- 36.1. Configuring the driver
- 36.2. Video Capture
- 36.3. Video Output
- 36.4. VBI Capture
- 36.5. VBI Output
- 36.6. Radio Receiver
- 36.7. Radio Transmitter
- 36.8. Software Defined Radio Receiver
- 36.9. Metadata Capture
- 36.10. Metadata Output
- 36.11. Touch Capture
- 36.12. Controls
- 36.13. Video, VBI and RDS Looping
- 36.14. Cropping, Composing, Scaling
- 36.15. Formats
- 36.16. Capture Overlay
- 36.17. Output Overlay
- 36.18. CEC (Consumer Electronics Control)
- 36.19. Some Future Improvements
- 37. Zoran 364xx based USB webcam module