| /* |
| * Support for Intel Camera Imaging ISP subsystem. |
| * Copyright (c) 2015, Intel Corporation. |
| * |
| * This program is free software; you can redistribute it and/or modify it |
| * under the terms and conditions of the GNU General Public License, |
| * version 2, as published by the Free Software Foundation. |
| * |
| * This program is distributed in the hope 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. |
| */ |
| |
| #ifndef __IA_CSS_UTIL_H__ |
| #define __IA_CSS_UTIL_H__ |
| |
| #include <ia_css_err.h> |
| #include <error_support.h> |
| #include <type_support.h> |
| #include <ia_css_frame_public.h> |
| #include <ia_css_stream_public.h> |
| #include <ia_css_stream_format.h> |
| |
| /** @brief convert "errno" error code to "ia_css_err" error code |
| * |
| * @param[in] "errno" error code |
| * @return "ia_css_err" error code |
| * |
| */ |
| enum ia_css_err ia_css_convert_errno( |
| int in_err); |
| |
| /** @brief check vf frame info. |
| * |
| * @param[in] info |
| * @return IA_CSS_SUCCESS or error code upon error. |
| * |
| */ |
| extern enum ia_css_err ia_css_util_check_vf_info( |
| const struct ia_css_frame_info * const info); |
| |
| /** @brief check input configuration. |
| * |
| * @param[in] stream_config |
| * @param[in] must_be_raw |
| * @return IA_CSS_SUCCESS or error code upon error. |
| * |
| */ |
| extern enum ia_css_err ia_css_util_check_input( |
| const struct ia_css_stream_config * const stream_config, |
| bool must_be_raw, |
| bool must_be_yuv); |
| |
| /** @brief check vf and out frame info. |
| * |
| * @param[in] out_info |
| * @param[in] vf_info |
| * @return IA_CSS_SUCCESS or error code upon error. |
| * |
| */ |
| extern enum ia_css_err ia_css_util_check_vf_out_info( |
| const struct ia_css_frame_info * const out_info, |
| const struct ia_css_frame_info * const vf_info); |
| |
| /** @brief check width and height |
| * |
| * @param[in] width |
| * @param[in] height |
| * @return IA_CSS_SUCCESS or error code upon error. |
| * |
| */ |
| extern enum ia_css_err ia_css_util_check_res( |
| unsigned int width, |
| unsigned int height); |
| |
| #ifdef ISP2401 |
| /** @brief compare resolutions (less or equal) |
| * |
| * @param[in] a resolution |
| * @param[in] b resolution |
| * @return true if both dimensions of a are less or |
| * equal than those of b, false otherwise |
| * |
| */ |
| extern bool ia_css_util_res_leq( |
| struct ia_css_resolution a, |
| struct ia_css_resolution b); |
| |
| /** |
| * @brief Check if resolution is zero |
| * |
| * @param[in] resolution The resolution to check |
| * |
| * @returns true if resolution is zero |
| */ |
| extern bool ia_css_util_resolution_is_zero( |
| const struct ia_css_resolution resolution); |
| |
| /** |
| * @brief Check if resolution is even |
| * |
| * @param[in] resolution The resolution to check |
| * |
| * @returns true if resolution is even |
| */ |
| extern bool ia_css_util_resolution_is_even( |
| const struct ia_css_resolution resolution); |
| |
| #endif |
| /** @brief check width and height |
| * |
| * @param[in] stream_format |
| * @param[in] two_ppc |
| * @return bits per pixel based on given parameters. |
| * |
| */ |
| extern unsigned int ia_css_util_input_format_bpp( |
| enum ia_css_stream_format stream_format, |
| bool two_ppc); |
| |
| /** @brief check if input format it raw |
| * |
| * @param[in] stream_format |
| * @return true if the input format is raw or false otherwise |
| * |
| */ |
| extern bool ia_css_util_is_input_format_raw( |
| enum ia_css_stream_format stream_format); |
| |
| /** @brief check if input format it yuv |
| * |
| * @param[in] stream_format |
| * @return true if the input format is yuv or false otherwise |
| * |
| */ |
| extern bool ia_css_util_is_input_format_yuv( |
| enum ia_css_stream_format stream_format); |
| |
| #endif /* __IA_CSS_UTIL_H__ */ |
| |
