/** * Copyright 2012 JogAmp Community. All rights reserved. * * Redistribution and use in source and binary forms, with or without modification, are * permitted provided that the following conditions are met: * * 1. Redistributions of source code must retain the above copyright notice, this list of * conditions and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright notice, this list * of conditions and the following disclaimer in the documentation and/or other materials * provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY JogAmp Community ``AS IS'' AND ANY EXPRESS OR IMPLIED * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL JogAmp Community OR * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * * The views and conclusions contained in the software and documentation are those of the * authors and should not be interpreted as representing official policies, either expressed * or implied, of JogAmp Community. */ #ifndef BCM_VC_IV_H #define BCM_VC_IV_H #ifdef __cplusplus extern "C" { #endif #include <stdint.h> typedef uint32_t DISPMANX_PROTECTION_T; typedef uint32_t DISPMANX_RESOURCE_HANDLE_T; typedef uint32_t DISPMANX_DISPLAY_HANDLE_T; typedef uint32_t DISPMANX_UPDATE_HANDLE_T; typedef uint32_t DISPMANX_ELEMENT_HANDLE_T; #define DISPMANX_NO_HANDLE 0 #define DISPMANX_PROTECTION_MAX 0x0f #define DISPMANX_PROTECTION_NONE 0 #define DISPMANX_PROTECTION_HDCP 11 // Derived from the WM DRM levels, 101-300 /* Default display IDs. Note: if you overwrite with you own dispmanx_platfrom_init function, you should use IDs you provided during dispmanx_display_attach. */ #define DISPMANX_ID_MAIN_LCD 0 #define DISPMANX_ID_AUX_LCD 1 #define DISPMANX_ID_HDMI 2 #define DISPMANX_ID_SDTV 3 /* Return codes. Nonzero ones indicate failure. */ typedef enum { DISPMANX_SUCCESS = 0, DISPMANX_INVALID = -1 /* XXX others TBA */ } DISPMANX_STATUS_T; typedef enum { /* Bottom 2 bits sets the orientation */ DISPMANX_NO_ROTATE = 0, DISPMANX_ROTATE_90 = 1, DISPMANX_ROTATE_180 = 2, DISPMANX_ROTATE_270 = 3, DISPMANX_FLIP_HRIZ = 1 << 16, DISPMANX_FLIP_VERT = 1 << 17 } DISPMANX_TRANSFORM_T; typedef enum { /* Bottom 2 bits sets the alpha mode */ DISPMANX_FLAGS_ALPHA_FROM_SOURCE = 0, DISPMANX_FLAGS_ALPHA_FIXED_ALL_PIXELS = 1, DISPMANX_FLAGS_ALPHA_FIXED_NON_ZERO = 2, DISPMANX_FLAGS_ALPHA_FIXED_EXCEED_0X07 = 3, DISPMANX_FLAGS_ALPHA_PREMULT = 1 << 16, DISPMANX_FLAGS_ALPHA_MIX = 1 << 17 } DISPMANX_FLAGS_ALPHA_T; struct VC_IMAGE_T; typedef struct VC_IMAGE_T VC_IMAGE_T; typedef struct { DISPMANX_FLAGS_ALPHA_T flags; uint32_t opacity; VC_IMAGE_T *mask; } DISPMANX_ALPHA_T; typedef struct { DISPMANX_FLAGS_ALPHA_T flags; uint32_t opacity; DISPMANX_RESOURCE_HANDLE_T mask; } VC_DISPMANX_ALPHA_T; /* for use with vmcs_host */ typedef enum { DISPMANX_FLAGS_CLAMP_NONE = 0, DISPMANX_FLAGS_CLAMP_LUMA_TRANSPARENT = 1, #if __VCCOREVER__ >= 0x04000000 DISPMANX_FLAGS_CLAMP_TRANSPARENT = 2, DISPMANX_FLAGS_CLAMP_REPLACE = 3 #else DISPMANX_FLAGS_CLAMP_CHROMA_TRANSPARENT = 2, DISPMANX_FLAGS_CLAMP_TRANSPARENT = 3 #endif } DISPMANX_FLAGS_CLAMP_T; typedef enum { DISPMANX_FLAGS_KEYMASK_OVERRIDE = 1, DISPMANX_FLAGS_KEYMASK_SMOOTH = 1 << 1, DISPMANX_FLAGS_KEYMASK_CR_INV = 1 << 2, DISPMANX_FLAGS_KEYMASK_CB_INV = 1 << 3, DISPMANX_FLAGS_KEYMASK_YY_INV = 1 << 4 } DISPMANX_FLAGS_KEYMASK_T; typedef union { struct { uint8_t yy_upper; uint8_t yy_lower; uint8_t cr_upper; uint8_t cr_lower; uint8_t cb_upper; uint8_t cb_lower; } yuv; struct { uint8_t red_upper; uint8_t red_lower; uint8_t blue_upper; uint8_t blue_lower; uint8_t green_upper; uint8_t green_lower; } rgb; } DISPMANX_CLAMP_KEYS_T; typedef struct { DISPMANX_FLAGS_CLAMP_T mode; DISPMANX_FLAGS_KEYMASK_T key_mask; DISPMANX_CLAMP_KEYS_T key_value; uint32_t replace_value; } DISPMANX_CLAMP_T; typedef struct { DISPMANX_ELEMENT_HANDLE_T element; int width; /* This is necessary because dispmanx elements are not queriable. */ int height; } EGL_DISPMANX_WINDOW_T; typedef struct tag_VC_RECT_T { int32_t x; int32_t y; int32_t width; int32_t height; } VC_RECT_T; extern void bcm_host_init(void); extern void bcm_host_deinit(void); extern int32_t graphics_get_display_size( const uint16_t display_number, uint32_t *width, uint32_t *height); extern DISPMANX_DISPLAY_HANDLE_T vc_dispmanx_display_open( uint32_t device ); extern DISPMANX_UPDATE_HANDLE_T vc_dispmanx_update_start( int32_t priority ); extern DISPMANX_ELEMENT_HANDLE_T vc_dispmanx_element_add ( DISPMANX_UPDATE_HANDLE_T update, DISPMANX_DISPLAY_HANDLE_T display, int32_t layer, const VC_RECT_T *dest_rect, DISPMANX_RESOURCE_HANDLE_T src, const VC_RECT_T *src_rect, DISPMANX_PROTECTION_T protection, VC_DISPMANX_ALPHA_T *alpha, DISPMANX_CLAMP_T *clamp, DISPMANX_TRANSFORM_T transform ); extern int vc_dispmanx_update_submit_sync( DISPMANX_UPDATE_HANDLE_T update ); #ifdef __cplusplus } #endif #endif