/**************************************************************************** * examples/nximage/nximage.h * * Copyright (C) 2011, 2015, 2017 Gregory Nutt. All rights reserved. * Author: Gregory Nutt * * 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. * 3. Neither the name NuttX nor the names of its contributors may be * used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "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 THE * COPYRIGHT OWNER 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. * ****************************************************************************/ #ifndef __APPS_EXAMPLES_NXIMAGE_NXIMAGE_H #define __APPS_EXAMPLES_NXIMAGE_NXIMAGE_H /**************************************************************************** * Included Files ****************************************************************************/ #include #include #include #include #include #include /**************************************************************************** * Pre-processor Definitions ****************************************************************************/ /* Configuration ************************************************************/ #ifndef CONFIG_NX # error "NX is not enabled (CONFIG_NX)" #endif #ifndef CONFIG_EXAMPLES_NXIMAGE_BPP # define CONFIG_EXAMPLES_NXIMAGE_BPP 16 #endif #if defined(CONFIG_EXAMPLES_NXIMAGE_XSCALEp5) # undef CONFIG_EXAMPLES_NXIMAGE_XSCALE1p0 # undef CONFIG_EXAMPLES_NXIMAGE_XSCALE1p5 # undef CONFIG_EXAMPLES_NXIMAGE_XSCALE2p0 #elif defined(CONFIG_EXAMPLES_NXIMAGE_XSCALE1p5) # undef CONFIG_EXAMPLES_NXIMAGE_XSCALEp5 # undef CONFIG_EXAMPLES_NXIMAGE_XSCALE1p0 # undef CONFIG_EXAMPLES_NXIMAGE_XSCALE2p0 #elif defined(CONFIG_EXAMPLES_NXIMAGE_XSCALE2p0) # undef CONFIG_EXAMPLES_NXIMAGE_XSCALEp5 # undef CONFIG_EXAMPLES_NXIMAGE_XSCALE1p0 # undef CONFIG_EXAMPLES_NXIMAGE_XSCALE1p5 #else # undef CONFIG_EXAMPLES_NXIMAGE_XSCALEp5 # undef CONFIG_EXAMPLES_NXIMAGE_XSCALE1p0 # undef CONFIG_EXAMPLES_NXIMAGE_XSCALE1p5 # undef CONFIG_EXAMPLES_NXIMAGE_XSCALE2p0 # define CONFIG_EXAMPLES_NXIMAGE_XSCALE1p0 1 #endif #if defined(CONFIG_EXAMPLES_NXIMAGE_YSCALEp5) # undef CONFIG_EXAMPLES_NXIMAGE_YSCALE1p0 # undef CONFIG_EXAMPLES_NXIMAGE_YSCALE1p5 # undef CONFIG_EXAMPLES_NXIMAGE_YSCALE2p0 #elif defined(CONFIG_EXAMPLES_NXIMAGE_YSCALE1p5) # undef CONFIG_EXAMPLES_NXIMAGE_YSCALEp5 # undef CONFIG_EXAMPLES_NXIMAGE_YSCALE1p0 # undef CONFIG_EXAMPLES_NXIMAGE_YSCALE2p0 #elif defined(CONFIG_EXAMPLES_NXIMAGE_YSCALE2p0) # undef CONFIG_EXAMPLES_NXIMAGE_YSCALEp5 # undef CONFIG_EXAMPLES_NXIMAGE_YSCALE1p0 # undef CONFIG_EXAMPLES_NXIMAGE_YSCALE1p5 #else # undef CONFIG_EXAMPLES_NXIMAGE_YSCALEp5 # undef CONFIG_EXAMPLES_NXIMAGE_YSCALE1p0 # undef CONFIG_EXAMPLES_NXIMAGE_YSCALE1p5 # undef CONFIG_EXAMPLES_NXIMAGE_YSCALE2p0 # define CONFIG_EXAMPLES_NXIMAGE_YSCALE1p0 1 #endif /* Multi-user NX support */ #ifdef CONFIG_DISABLE_MQUEUE # error "The multi-threaded example requires MQ support (CONFIG_DISABLE_MQUEUE=n)" #endif #ifdef CONFIG_DISABLE_SIGNALS # error "This example requires signal support (CONFIG_DISABLE_SIGNALS=n)" #endif #ifdef CONFIG_DISABLE_PTHREAD # error "This example requires pthread support (CONFIG_DISABLE_PTHREAD=n)" #endif #ifndef CONFIG_NX_BLOCKING # error "This example depends on CONFIG_NX_BLOCKING" #endif #ifndef CONFIG_EXAMPLES_NXIMAGE_LISTENER_STACKSIZE # define CONFIG_EXAMPLES_NXIMAGE_LISTENER_STACKSIZE 2048 #endif #ifndef CONFIG_EXAMPLES_NXIMAGE_LISTENERPRIO # define CONFIG_EXAMPLES_NXIMAGE_LISTENERPRIO 100 #endif #ifndef CONFIG_EXAMPLES_NXIMAGE_CLIENTPRIO # define CONFIG_EXAMPLES_NXIMAGE_CLIENTPRIO 100 #endif #ifndef CONFIG_EXAMPLES_NXIMAGE_SERVERPRIO # define CONFIG_EXAMPLES_NXIMAGE_SERVERPRIO 120 #endif #ifndef CONFIG_EXAMPLES_NXIMAGE_NOTIFYSIGNO # define CONFIG_EXAMPLES_NXIMAGE_NOTIFYSIGNO 4 #endif /* Image Information ********************************************************/ #define IMAGE_HEIGHT 160 /* Number of rows in the raw image */ #define IMAGE_WIDTH 160 /* Number of columns in the raw image */ #if defined(CONFIG_EXAMPLES_NXIMAGE_XSCALEp5) # define SCALED_WIDTH 80 /* Number of columns in the scaled image */ #elif defined(CONFIG_EXAMPLES_NXIMAGE_XSCALE1p5) # define SCALED_WIDTH 240 /* Number of columns in the scaled image */ #elif defined(CONFIG_EXAMPLES_NXIMAGE_XSCALE2p0) # define SCALED_WIDTH 320 /* Number of columns in the scaled image */ #else # define SCALED_WIDTH 160 /* Number of columns in the scaled image */ #endif #if defined(CONFIG_EXAMPLES_NXIMAGE_YSCALEp5) # define SCALED_HEIGHT 80 /* Number of rows in the scaled image */ #elif defined(CONFIG_EXAMPLES_NXIMAGE_YSCALE1p5) # define SCALED_HEIGHT 240 /* Number of rows in the scaled image */ #elif defined(CONFIG_EXAMPLES_NXIMAGE_YSCALE2p0) # define SCALED_HEIGHT 320 /* Number of rows in the scaled image */ #else # define SCALED_HEIGHT 160 /* Number of rows in the scaled image */ #endif /**************************************************************************** * Public Types ****************************************************************************/ enum exitcode_e { NXEXIT_SUCCESS = 0, NXEXIT_INIT, NXEXIT_NXREQUESTBKGD, NXEXIT_NXSETBGCOLOR }; struct nximage_data_s { /* The NX handles */ NXHANDLE hnx; NXHANDLE hbkgd; bool connected; /* The screen resolution */ nxgl_coord_t xres; nxgl_coord_t yres; volatile bool havepos; sem_t eventsem; volatile int code; }; /**************************************************************************** * Public Data ****************************************************************************/ /* NXIMAGE state data */ extern struct nximage_data_s g_nximage; /* NX callback vtables */ extern const struct nx_callback_s g_nximagecb; /**************************************************************************** * Public Function Prototypes ****************************************************************************/ /* NX server/listener thread */ FAR void *nximage_listener(FAR void *arg); /* Background window interfaces */ void nximage_image(NXWINDOW hwnd); /* Image interfaces */ nxgl_mxpixel_t nximage_bgcolor(void); nxgl_mxpixel_t nximage_avgcolor(nxgl_mxpixel_t color1, nxgl_mxpixel_t color2); void nximage_blitrow(FAR nxgl_mxpixel_t *run, FAR const void **state); #endif /* __APPS_EXAMPLES_NXIMAGE_NXIMAGE_H */