/********************************************************** * Copyright 2009-2011 VMware, Inc. All rights reserved. * * Permission is hereby granted, free of charge, to any person * obtaining a copy of this software and associated documentation * files (the "Software"), to deal in the Software without * restriction, including without limitation the rights to use, copy, * modify, merge, publish, distribute, sublicense, and/or sell copies * of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be * included in all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. * * The format encoding idea is partially borrowed from libpixman, but it is not * considered a "substantial part of the software", so the pixman copyright * is left out for simplicity, and acknowledgment is instead given in this way. * ********************************************************* * Authors: * Zack Rusin <zackr-at-vmware-dot-com> * Thomas Hellstrom <thellstrom-at-vmware-dot-com> */ #ifndef _XA_TRACKER_H_ #define _XA_TRACKER_H_ #include <stdint.h> #define XA_TRACKER_VERSION_MAJOR 2 #define XA_TRACKER_VERSION_MINOR 3 #define XA_TRACKER_VERSION_PATCH 0 #define XA_FLAG_SHARED (1 << 0) #define XA_FLAG_RENDER_TARGET (1 << 1) #define XA_FLAG_SCANOUT (1 << 2) #define XA_MAP_READ (1 << 0) #define XA_MAP_WRITE (1 << 1) #define XA_MAP_MAP_DIRECTLY (1 << 2) #define XA_MAP_UNSYNCHRONIZED (1 << 3) #define XA_MAP_DONTBLOCK (1 << 4) #define XA_MAP_DISCARD_WHOLE_RESOURCE (1 << 5) #define XA_ERR_NONE 0 #define XA_ERR_NORES 1 #define XA_ERR_INVAL 2 #define XA_ERR_BUSY 3 enum xa_surface_type { xa_type_other, xa_type_a, xa_type_argb, xa_type_abgr, xa_type_bgra, xa_type_z, xa_type_zs, xa_type_sz, xa_type_yuv_component }; /* * Note that these formats should not be assumed to be binary compatible with * pixman formats, but with the below macros and a format type map, * conversion should be simple. Macros for now. We might replace with * inline functions. */ #define xa_format(bpp,type,a,r,g,b) (((bpp) << 24) | \ ((type) << 16) | \ ((a) << 12) | \ ((r) << 8) | \ ((g) << 4) | \ ((b))) /* * Non-RGBA one- and two component formats. */ #define xa_format_c(bpp,type,c1,c2) (((bpp) << 24) | \ ((type) << 16) | \ ((c1) << 8) | \ ((c2))) #define xa_format_bpp(f) (((f) >> 24) ) #define xa_format_type(f) (((f) >> 16) & 0xff) #define xa_format_a(f) (((f) >> 12) & 0x0f) #define xa_format_r(f) (((f) >> 8) & 0x0f) #define xa_format_g(f) (((f) >> 4) & 0x0f) #define xa_format_b(f) (((f) ) & 0x0f) #define xa_format_rgb(f) (((f) ) & 0xfff) #define xa_format_c1(f) (((f) >> 8 ) & 0xff) #define xa_format_c2(f) (((f) ) & 0xff) #define xa_format_argb_depth(f) (xa_format_a(f) + \ xa_format_r(f) + \ xa_format_g(f) + \ xa_format_b(f)) #define xa_format_c_depth(f) (xa_format_c1(f) + \ xa_format_c2(f)) static inline int xa_format_type_is_color(uint32_t xa_format) { return (xa_format_type(xa_format) < xa_type_z); } static inline unsigned int xa_format_depth(uint32_t xa_format) { return ((xa_format_type_is_color(xa_format)) ? xa_format_argb_depth(xa_format) : xa_format_c_depth(xa_format)); } enum xa_formats { xa_format_unknown = 0, xa_format_a8 = xa_format(8, xa_type_a, 8, 0, 0, 0), xa_format_a8r8g8b8 = xa_format(32, xa_type_argb, 8, 8, 8, 8), xa_format_x8r8g8b8 = xa_format(32, xa_type_argb, 0, 8, 8, 8), xa_format_r5g6b5 = xa_format(16, xa_type_argb, 0, 5, 6, 5), xa_format_x1r5g5b5 = xa_format(16, xa_type_argb, 0, 5, 5, 5), xa_format_z16 = xa_format_c(16, xa_type_z, 16, 0), xa_format_z32 = xa_format_c(32, xa_type_z, 32, 0), xa_format_z24 = xa_format_c(32, xa_type_z, 24, 0), xa_format_x8z24 = xa_format_c(32, xa_type_sz, 24, 0), xa_format_s8z24 = xa_format_c(32, xa_type_sz, 24, 8), xa_format_z24x8 = xa_format_c(32, xa_type_zs, 24, 0), xa_format_z24s8 = xa_format_c(32, xa_type_zs, 24, 8), xa_format_yuv8 = xa_format_c(8, xa_type_yuv_component, 8, 0) }; struct xa_tracker; struct xa_surface; struct xa_box { uint16_t x1, y1, x2, y2; }; enum xa_handle_type { xa_handle_type_shared, xa_handle_type_kms, xa_handle_type_fd, }; extern void xa_tracker_version(int *major, int *minor, int *patch); extern struct xa_tracker *xa_tracker_create(int drm_fd); extern void xa_tracker_destroy(struct xa_tracker *xa); extern int xa_format_check_supported(struct xa_tracker *xa, enum xa_formats xa_format, unsigned int flags); extern struct xa_surface *xa_surface_create(struct xa_tracker *xa, int width, int height, int depth, enum xa_surface_type stype, enum xa_formats pform, unsigned int flags); extern struct xa_surface * xa_surface_from_handle(struct xa_tracker *xa, int width, int height, int depth, enum xa_surface_type stype, enum xa_formats pform, unsigned int flags, uint32_t handle, uint32_t stride); extern struct xa_surface * xa_surface_from_handle2(struct xa_tracker *xa, int width, int height, int depth, enum xa_surface_type stype, enum xa_formats xa_format, unsigned int flags, enum xa_handle_type type, uint32_t handle, uint32_t stride); enum xa_formats xa_surface_format(const struct xa_surface *srf); extern struct xa_surface *xa_surface_ref(struct xa_surface *srf); extern void xa_surface_unref(struct xa_surface *srf); extern int xa_surface_redefine(struct xa_surface *srf, int width, int height, int depth, enum xa_surface_type stype, enum xa_formats rgb_format, unsigned int new_flags, int copy_contents); extern int xa_surface_handle(struct xa_surface *srf, enum xa_handle_type type, uint32_t * handle, unsigned int *byte_stride); #endif