Lines Matching +full:zero +full:- +full:based
9 ---------------
12 with frame buffer devices. In-kernel APIs between device drivers and the frame
22 ---------------
36 - FB_CAP_FOURCC
38 The driver supports the four character code (FOURCC) based format setting API.
44 --------------------
46 Pixels are stored in memory in hardware-dependent formats. Applications need
58 - FB_TYPE_PACKED_PIXELS
67 - FB_TYPE_PLANES
75 - FB_TYPE_INTERLEAVED_PLANES
86 - FB_TYPE_FOURCC
91 - FB_VISUAL_MONO01
102 - FB_VISUAL_MONO10
113 - FB_VISUAL_TRUECOLOR
116 indexes a read-only lookup table for the corresponding value. Lookup tables
117 are device-dependent, and provide linear or non-linear ramps.
122 - FB_VISUAL_PSEUDOCOLOR and FB_VISUAL_STATIC_PSEUDOCOLOR
125 blue components. The colormap is read-only for FB_VISUAL_STATIC_PSEUDOCOLOR
126 and read-write for FB_VISUAL_PSEUDOCOLOR.
131 - FB_VISUAL_DIRECTCOLOR
139 - FB_VISUAL_FOURCC
146 ---------------------
165 __u16 xpanstep; /* zero if no hardware panning */
166 __u16 ypanstep; /* zero if no hardware panning */
167 __u16 ywrapstep; /* zero if no hardware ywrap */
218 __u32 colorspace; /* colorspace for FOURCC-based modes */
232 -----------------------
235 legacy API and the FOURCC-based API.
241 non-standard formats.
247 - For grayscale formats, applications set the grayscale field to one. The red,
252 - For pseudocolor formats, applications set the grayscale field to zero. The
257 - For truecolor and directcolor formats, applications set the grayscale field
258 to zero, and the red, blue, green and transp fields to describe the layout of
268 Pixel values are bits_per_pixel wide and are split in non-overlapping red,
281 The FOURCC-based API replaces format descriptions by four character codes
284 formats. Drivers are also encouraged to implement the FOURCC-based API for RGB
287 Drivers that support the FOURCC-based API report this capability by setting
293 available in Documentation/userspace-api/media/v4l/pixfmt.rst.
298 documented in Documentation/userspace-api/media/v4l/colorspaces.rst.
300 The red, green, blue and transp fields are not used with the FOURCC-based API.
301 For forward compatibility reasons applications must zero those fields, and