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e2a21a2
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master
libetherpix
include
flexipix
display.h
v1.0.6
Stefan Schuermans
commited
e2a21a2
at 2011-09-11 17:17:58
display.h
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/* * FlexiPix library * !version: 1.0.6! !date: 2010-12-30! * * Copyright 2010 Stefan Schuermans <stefan schuermans info> * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, version 3 of the License. * * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU Lesser General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef FLP_INC_DISPLAY_H #define FLP_INC_DISPLAY_H #include <flexipix/msg.h> #include <flexipix/types.h> /** * \brief create a new FlexiPix display * * \param[in] sz_config_file name of config file to read * \param[in] p_msg_func message callback function or NULL * \param[in] p_msg_ctx user context for message callback * \return pointer to new FlexiPix display on success * or NULL on error */ flp_display_t *flp_display_create(const char *sz_config_file, flp_msg_func_p_t p_msg_func, void *p_msg_ctx); /** * \brief free a FlexiPix display * * \param[in] p_display pointer to FlexiPix display */ void flp_display_free(flp_display_t *p_display); /** * \brief get size of display * * \param[in] p_display pointer to FlexiPix display * \param[out] p_width width of display * \param[out] p_height height of display */ void flp_display_get_size(flp_display_t *p_display, unsigned int *p_width, unsigned int *p_height); /** * \brief clear image data to output on FlexiPix display * * clears the stored image data, * stored image data can later be sent to the distributors using * flp_display_send() * * \param[in] p_display pointer to FlexiPix display */ void flp_display_data_clear(flp_display_t *p_display); /** * \brief set image data to output on FlexiPix display * * updates (part of) the stored image data, * stored image data can later be sent to the distributors using * flp_display_send() * * \param[in] p_display pointer to FlexiPix display * \param[in] p_data pointer to rectangular section of image data, * pixels need to be in R8G8B8 format * \param[in] stride_x stride between two pixels in X direction * \param[in] stride_y stride between two pixels in Y direction * \param[in] x X coordinate of left side of rectangular area * \param[in] y Y coordinate of top side of rectangular area * \param[in] width with of rectangular area * \param[in] height height of rectangular area */ void flp_display_data(flp_display_t *p_display, flp_u8_t *p_data, int stride_x, int stride_y, unsigned int x, unsigned int y, unsigned int width, unsigned int height); /** * \brief send image data to distributors * * sends the currently stored image data to all configured distributors * * \param[in] p_display pointer to FlexiPix display */ void flp_display_send(flp_display_t *p_display); #endif /* #ifndef FLP_INC_DISPLAY_H */
