v4l2-common.h 2.6 KB

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  1. /*
  2. * include/linux/v4l2-common.h
  3. *
  4. * Common V4L2 and V4L2 subdev definitions.
  5. *
  6. * Users are advised to #include this file either through videodev2.h
  7. * (V4L2) or through v4l2-subdev.h (V4L2 subdev) rather than to refer
  8. * to this file directly.
  9. *
  10. * Copyright (C) 2012 Nokia Corporation
  11. * Contact: Sakari Ailus <sakari.ailus@iki.fi>
  12. *
  13. * This program is free software; you can redistribute it and/or
  14. * modify it under the terms of the GNU General Public License
  15. * version 2 as published by the Free Software Foundation.
  16. *
  17. * This program is distributed in the hope that it will be useful, but
  18. * WITHOUT ANY WARRANTY; without even the implied warranty of
  19. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  20. * General Public License for more details.
  21. *
  22. * You should have received a copy of the GNU General Public License
  23. * along with this program; if not, write to the Free Software
  24. * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
  25. * 02110-1301 USA
  26. *
  27. */
  28. #ifndef __V4L2_COMMON__
  29. #define __V4L2_COMMON__
  30. #include <linux/types.h>
  31. /*
  32. *
  33. * Selection interface definitions
  34. *
  35. */
  36. /* Current cropping area */
  37. #define V4L2_SEL_TGT_CROP 0x0000
  38. /* Default cropping area */
  39. #define V4L2_SEL_TGT_CROP_DEFAULT 0x0001
  40. /* Cropping bounds */
  41. #define V4L2_SEL_TGT_CROP_BOUNDS 0x0002
  42. /* Native frame size */
  43. #define V4L2_SEL_TGT_NATIVE_SIZE 0x0003
  44. /* Current composing area */
  45. #define V4L2_SEL_TGT_COMPOSE 0x0100
  46. /* Default composing area */
  47. #define V4L2_SEL_TGT_COMPOSE_DEFAULT 0x0101
  48. /* Composing bounds */
  49. #define V4L2_SEL_TGT_COMPOSE_BOUNDS 0x0102
  50. /* Current composing area plus all padding pixels */
  51. #define V4L2_SEL_TGT_COMPOSE_PADDED 0x0103
  52. /* Backward compatibility target definitions --- to be removed. */
  53. #define V4L2_SEL_TGT_CROP_ACTIVE V4L2_SEL_TGT_CROP
  54. #define V4L2_SEL_TGT_COMPOSE_ACTIVE V4L2_SEL_TGT_COMPOSE
  55. #define V4L2_SUBDEV_SEL_TGT_CROP_ACTUAL V4L2_SEL_TGT_CROP
  56. #define V4L2_SUBDEV_SEL_TGT_COMPOSE_ACTUAL V4L2_SEL_TGT_COMPOSE
  57. #define V4L2_SUBDEV_SEL_TGT_CROP_BOUNDS V4L2_SEL_TGT_CROP_BOUNDS
  58. #define V4L2_SUBDEV_SEL_TGT_COMPOSE_BOUNDS V4L2_SEL_TGT_COMPOSE_BOUNDS
  59. /* Selection flags */
  60. #define V4L2_SEL_FLAG_GE (1 << 0)
  61. #define V4L2_SEL_FLAG_LE (1 << 1)
  62. #define V4L2_SEL_FLAG_KEEP_CONFIG (1 << 2)
  63. /* Backward compatibility flag definitions --- to be removed. */
  64. #define V4L2_SUBDEV_SEL_FLAG_SIZE_GE V4L2_SEL_FLAG_GE
  65. #define V4L2_SUBDEV_SEL_FLAG_SIZE_LE V4L2_SEL_FLAG_LE
  66. #define V4L2_SUBDEV_SEL_FLAG_KEEP_CONFIG V4L2_SEL_FLAG_KEEP_CONFIG
  67. struct v4l2_edid {
  68. __u32 pad;
  69. __u32 start_block;
  70. __u32 blocks;
  71. __u32 reserved[5];
  72. __u8 *edid;
  73. };
  74. #endif /* __V4L2_COMMON__ */