include: Link to ia_imaging library and import headers

libia_imaging is provided by the ChromeOS system, however the headers
aren't installed at the system's $includedir locations. We need to carry
them in-tree, to be able to use them.

Signed-off-by: Umang Jain <umang.jain@ideasonboard.com>

1 files changed, 110 insertions, 0 deletions

diff --git a/include/ia_imaging/awb_public.h b/include/ia_imaging/awb_public.h
new file mode 100644
index 0000000..7095b41
--- /dev/null
+++ b/include/ia_imaging/awb_public.h
@@ -0,0 +1,110 @@
+/*
+ * Copyright (C) 2015 - 2017 Intel Corporation.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef _AWB_PUBLIC_H_
+#define _AWB_PUBLIC_H_
+
+/** @file
+* CSS-API header file for 2500/Skycam Auto White Balance (AWB) kernel/accelerator.
+*/
+//#include <type_support.h>
+
+// All structs in this file will be visible to the CSS APU User.
+// The User will be able to set each one of the config params separately by
+// specifying a different config type (see sh_config_type in sh_css.h).
+// If one of those config structs is not set explicitly, a default value will
+// be use instead.
+
+#define AWB_MIN_GRID_WIDTH   16
+#define AWB_MIN_GRID_HEIGHT  16
+#define AWB_MAX_GRID_WIDTH   80
+#define AWB_MAX_GRID_HEIGHT  60
+
+struct awb_public_config_grid_config{
+	unsigned char grid_width;        /**< number of horizontal grid cells */
+	unsigned char grid_height;       /**< number of vertical grid cells */
+	unsigned char grid_block_width;  /**< log2 the width of each cell (8,16,32,64) */
+	unsigned char grid_block_height; /**< log2 the height of each cell (8,16,32,64) */
+	unsigned short grid_x_start;     /**< x top left corner of the grid */
+	unsigned short grid_y_start;     /**< y top left corner of the grid */
+};
+
+struct awb_public_config {
+    unsigned short rgbs_Gr_threshold;
+    unsigned short rgbs_R_threshold;
+    unsigned short rgbs_B_threshold;
+    unsigned short rgbs_Gb_threshold;
+    unsigned char rgbs_en;
+    unsigned char rgbs_incl_sat;
+    struct awb_public_config_grid_config grid;
+};
+
+struct ia_css_2500_awb_kernel_config{
+    struct awb_public_config awb;
+};
+
+
+
+// awb public meta-data types
+typedef struct awb_public_meta{
+    int dummy;
+} awb_public_meta_t;
+
+typedef struct awb_public_set_item{
+    unsigned char Gr_avg;
+    unsigned char R_avg;
+    unsigned char B_avg;
+    unsigned char Gb_avg;
+    unsigned char sat_ratio;
+    unsigned char padding0; /**< Added the padding so that the public matches that private */
+    unsigned char padding1; /**< Added the padding so that the public matches that private */
+    unsigned char padding2; /**< Added the padding so that the public matches that private */
+} awb_public_set_item_t;
+
+
+#define AWB_PUBLIC_NUM_OF_ITEMS_IN_SET 160
+/** Based on max grid height + Spare for bubbles */
+#define AWB_PUBLIC_NUM_OF_SETS_IN_BUFFER (60 + 20)
+
+typedef struct awb_public_raw_buffer{
+    awb_public_set_item_t rgb_table[AWB_PUBLIC_NUM_OF_SETS_IN_BUFFER*AWB_PUBLIC_NUM_OF_ITEMS_IN_SET];
+} awb_public_raw_buffer_t;
+
+/** @brief Print AWB public configuration
+ *
+ * @param	cfg	The pointer to configuration data
+ * @return	None
+ *
+ * Print AWB public configuration.
+ */
+void ia_css_awb_public_cfg_dump(const struct ia_css_2500_awb_kernel_config *cfg);
+
+/** @brief Compare two AWB public configurations
+ *
+ * @param	cfg1	The pointer to first configuration data
+ * @param	cfg2	The pointer to second configuration data
+ * @param	cfg_dump	Configurations are printed in case of
+ *   			   mismatch
+ * @return	true - match, false - not match
+ *
+ * Compare two AWB public configurations
+ */
+bool ia_css_awb_public_cfg_compare(
+	const struct ia_css_2500_awb_kernel_config *cfg1,
+	const struct ia_css_2500_awb_kernel_config *cfg2,
+	bool cfg_dump);
+
+#endif // _AWB_PUBLIC_H_