| Guennadi Liakhovetski | 9a74251 | 2009-12-11 11:41:28 -0300 | [diff] [blame] | 1 | /* |
| 2 | * Media Bus API header |
| 3 | * |
| 4 | * Copyright (C) 2009, Guennadi Liakhovetski <g.liakhovetski@gmx.de> |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License version 2 as |
| 8 | * published by the Free Software Foundation. |
| 9 | */ |
| 10 | |
| 11 | #ifndef V4L2_MEDIABUS_H |
| 12 | #define V4L2_MEDIABUS_H |
| 13 | |
| 14 | /* |
| 15 | * These pixel codes uniquely identify data formats on the media bus. Mostly |
| 16 | * they correspond to similarly named V4L2_PIX_FMT_* formats, format 0 is |
| 17 | * reserved, V4L2_MBUS_FMT_FIXED shall be used by host-client pairs, where the |
| 18 | * data format is fixed. Additionally, "2X8" means that one pixel is transferred |
| 19 | * in two 8-bit samples, "BE" or "LE" specify in which order those samples are |
| 20 | * transferred over the bus: "LE" means that the least significant bits are |
| 21 | * transferred first, "BE" means that the most significant bits are transferred |
| 22 | * first, and "PADHI" and "PADLO" define which bits - low or high, in the |
| 23 | * incomplete high byte, are filled with padding bits. |
| 24 | */ |
| 25 | enum v4l2_mbus_pixelcode { |
| 26 | V4L2_MBUS_FMT_FIXED = 1, |
| 27 | V4L2_MBUS_FMT_YUYV8_2X8_LE, |
| 28 | V4L2_MBUS_FMT_YVYU8_2X8_LE, |
| 29 | V4L2_MBUS_FMT_YUYV8_2X8_BE, |
| 30 | V4L2_MBUS_FMT_YVYU8_2X8_BE, |
| 31 | V4L2_MBUS_FMT_RGB555_2X8_PADHI_LE, |
| 32 | V4L2_MBUS_FMT_RGB555_2X8_PADHI_BE, |
| 33 | V4L2_MBUS_FMT_RGB565_2X8_LE, |
| 34 | V4L2_MBUS_FMT_RGB565_2X8_BE, |
| 35 | V4L2_MBUS_FMT_SBGGR8_1X8, |
| 36 | V4L2_MBUS_FMT_SBGGR10_1X10, |
| 37 | V4L2_MBUS_FMT_GREY8_1X8, |
| 38 | V4L2_MBUS_FMT_Y10_1X10, |
| 39 | V4L2_MBUS_FMT_SBGGR10_2X8_PADHI_LE, |
| 40 | V4L2_MBUS_FMT_SBGGR10_2X8_PADLO_LE, |
| 41 | V4L2_MBUS_FMT_SBGGR10_2X8_PADHI_BE, |
| 42 | V4L2_MBUS_FMT_SBGGR10_2X8_PADLO_BE, |
| Hans Verkuil | 260bb38 | 2010-05-08 19:02:11 -0300 | [diff] [blame] | 43 | V4L2_MBUS_FMT_SGRBG8_1X8, |
| Guennadi Liakhovetski | 9a74251 | 2009-12-11 11:41:28 -0300 | [diff] [blame] | 44 | }; |
| 45 | |
| 46 | /** |
| 47 | * struct v4l2_mbus_framefmt - frame format on the media bus |
| 48 | * @width: frame width |
| 49 | * @height: frame height |
| 50 | * @code: data format code |
| 51 | * @field: used interlacing type |
| 52 | * @colorspace: colorspace of the data |
| 53 | */ |
| 54 | struct v4l2_mbus_framefmt { |
| 55 | __u32 width; |
| 56 | __u32 height; |
| 57 | enum v4l2_mbus_pixelcode code; |
| 58 | enum v4l2_field field; |
| 59 | enum v4l2_colorspace colorspace; |
| 60 | }; |
| 61 | |
| Hans Verkuil | 3a21cee | 2010-05-08 17:08:58 -0300 | [diff] [blame] | 62 | static inline void v4l2_fill_pix_format(struct v4l2_pix_format *pix_fmt, |
| 63 | const struct v4l2_mbus_framefmt *mbus_fmt) |
| 64 | { |
| 65 | pix_fmt->width = mbus_fmt->width; |
| 66 | pix_fmt->height = mbus_fmt->height; |
| 67 | pix_fmt->field = mbus_fmt->field; |
| 68 | pix_fmt->colorspace = mbus_fmt->colorspace; |
| 69 | } |
| 70 | |
| 71 | static inline void v4l2_fill_mbus_format(struct v4l2_mbus_framefmt *mbus_fmt, |
| 72 | const struct v4l2_pix_format *pix_fmt, |
| 73 | enum v4l2_mbus_pixelcode code) |
| 74 | { |
| 75 | mbus_fmt->width = pix_fmt->width; |
| 76 | mbus_fmt->height = pix_fmt->height; |
| 77 | mbus_fmt->field = pix_fmt->field; |
| 78 | mbus_fmt->colorspace = pix_fmt->colorspace; |
| 79 | mbus_fmt->code = code; |
| 80 | } |
| 81 | |
| Guennadi Liakhovetski | 9a74251 | 2009-12-11 11:41:28 -0300 | [diff] [blame] | 82 | #endif |