Vision Apps User Guide
app_scaler_module.h
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62  #ifndef _APP_SCALER_MODULE
63  #define _APP_SCALER_MODULE
64 
75 #include "app_modules.h"
76 #include <TI/hwa_vpac_msc.h>
77 
81 #define APP_MODULES_MAX_SCALER_OUTPUTS (5)
82 
86 #define APP_MODULES_READ_FILE (0x333)
87 
91 #define APP_MODULES_READ_CHANNEL (0x444)
92 
98 typedef struct {
100  vx_object_array arr;
101 
103  vx_int32 width;
104 
106  vx_int32 height;
107 
108 } ImgObj;
109 
115 typedef struct {
117  vx_node node;
118 
121 
123  vx_user_data_object coeff_obj;
124 
127 
130 
132  vx_array file_path;
133 
135  vx_array file_prefix[APP_MODULES_MAX_SCALER_OUTPUTS];
136 
138  vx_node write_node[APP_MODULES_MAX_SCALER_OUTPUTS];
139 
141  vx_user_data_object write_cmd[APP_MODULES_MAX_SCALER_OUTPUTS];
142 
144  vx_char output_file_path[TIVX_FILEIO_FILE_PATH_LENGTH];
145 
148 
150  vx_int32 num_ch;
151 
153  vx_int32 num_outputs;
154 
156  vx_int32 color_format;
157 
158 } ScalerObj;
159 
168 void scale_set_coeff(tivx_vpac_msc_coefficients_t *coeff, uint32_t interpolation);
169 
182 vx_status app_init_scaler(vx_context context, ScalerObj *scalerObj, char *objName, vx_int32 num_ch, vx_int32 num_outputs);
183 
191 void app_deinit_scaler(ScalerObj *obj);
192 
200 void app_delete_scaler(ScalerObj *obj);
201 
213 vx_status app_create_graph_scaler(vx_context context, vx_graph graph, ScalerObj *scalerObj, vx_object_array input_img_arr);
214 
224 vx_status app_create_graph_scaler_write_output(vx_graph graph, ScalerObj *scalerObj, vx_int32 output_idx);
225 
236 vx_status app_send_cmd_scaler_write_node(ScalerObj *scalerObj, vx_uint32 start_frame, vx_uint32 num_frames, vx_uint32 num_skip);
237 
248 vx_status readScalerInput(char* file_name, vx_object_array img_arr, vx_int32 read_mode, vx_int32 ch_num);
249 
258 vx_status writeScalerOutput(char* file_name, vx_object_array img_arr);
259 
260 /* @} */
261 
262 #endif
vx_node node
Definition: app_scaler_module.h:117
vx_int32 width
Definition: app_scaler_module.h:103
#define APP_MODULES_MAX_OBJ_NAME_SIZE
Definition: app_modules.h:88
vx_array file_path
Definition: app_scaler_module.h:132
void app_deinit_scaler(ScalerObj *obj)
Scaler module deinit helper function.
vx_status writeScalerOutput(char *file_name, vx_object_array img_arr)
Helper function to write image from file.
vx_int32 graph_parameter_index
Definition: app_scaler_module.h:126
vx_user_data_object coeff_obj
Definition: app_scaler_module.h:123
vx_status readScalerInput(char *file_name, vx_object_array img_arr, vx_int32 read_mode, vx_int32 ch_num)
Helper function to read image from file.
vx_int32 height
Definition: app_scaler_module.h:106
vx_int32 num_outputs
Definition: app_scaler_module.h:153
vx_status app_init_scaler(vx_context context, ScalerObj *scalerObj, char *objName, vx_int32 num_ch, vx_int32 num_outputs)
Scaler module init helper function.
void app_delete_scaler(ScalerObj *obj)
Scaler module delete helper function.
void scale_set_coeff(tivx_vpac_msc_coefficients_t *coeff, uint32_t interpolation)
Scaler module helper function for setting MSC coefficients.
vx_int32 en_out_scaler_write
Definition: app_scaler_module.h:129
vx_status app_create_graph_scaler(vx_context context, vx_graph graph, ScalerObj *scalerObj, vx_object_array input_img_arr)
Scaler module create helper function.
Scaler Module Data Structure.
Definition: app_scaler_module.h:115
#define APP_MODULES_MAX_SCALER_OUTPUTS
Maximum amount of values allowed from scaler node.
Definition: app_scaler_module.h:81
Scaler Image Data Structure.
Definition: app_scaler_module.h:98
vx_object_array arr
Definition: app_scaler_module.h:100
vx_int32 color_format
Definition: app_scaler_module.h:156
#define TIVX_FILEIO_FILE_PATH_LENGTH
Definition: tivx_fileio_kernels.h:58
vx_status app_send_cmd_scaler_write_node(ScalerObj *scalerObj, vx_uint32 start_frame, vx_uint32 num_frames, vx_uint32 num_skip)
Scaler module write output helper function.
vx_status app_create_graph_scaler_write_output(vx_graph graph, ScalerObj *scalerObj, vx_int32 output_idx)
Scaler module write output helper function.
vx_int32 num_ch
Definition: app_scaler_module.h:150