text: 
  #ifndef _BUFFER_TO_PICTURE_H_
  #define _BUFFER_TO_PICTURE_H_
  
  
  #include <VP_Api/vp_api.h>
  #include <VP_Api/vp_api_picture.h>
  
  typedef void (*custom_data_handler_cb)(void* data, int32_t custom_data_size);
  
  typedef struct _vp_stages_buffer_to_picture_config_t
  {
    vp_api_picture_t*       picture;
    int32_t                 y_buffer_size;
    int32_t                 y_blockline_size;
    int32_t                 y_current_size;
  
    int32_t                 num_frames;
  
    uint8_t*                y_buf_ptr;
    uint8_t*                cr_buf_ptr;
    uint8_t*                cb_buf_ptr;
  
    bool_t                  luma_only;
    bool_t                  block_mode_enable;
  
    int32_t                 cumulated_size;
    uint8_t*                input_ptr;
  
    int32_t                 num_picture_decoded;
  
    uint32_t                custom_data_size;
    uint32_t                custom_data_read;
    uint8_t*                custom_data_ptr;
    custom_data_handler_cb  custom_data_handler;
  
  } vp_stages_buffer_to_picture_config_t;
  
  typedef struct _vp_stages_picture_to_buffer_config_t
  {
    vp_api_picture_t*       picture;
    int32_t                 y_buffer_size;
    int32_t                 y_blockline_size;
  
    bool_t                  luma_only;
    bool_t                  block_mode_enable;
  
    int32_t                 num_picture_encoded;
  
    uint32_t                custom_data_size;
    custom_data_handler_cb  custom_data_handler;
  
  } vp_stages_picture_to_buffer_config_t;
  
  
  C_RESULT vp_stages_buffer_to_picture_open(vp_stages_buffer_to_picture_config_t *cfg);
  C_RESULT vp_stages_buffer_to_picture_transform(vp_stages_buffer_to_picture_config_t *cfg, vp_api_io_data_t *in, vp_api_io_data_t *out);
  C_RESULT vp_stages_buffer_to_picture_close(vp_stages_buffer_to_picture_config_t *cfg);
  
  
  C_RESULT vp_stages_picture_to_buffer_open(vp_stages_picture_to_buffer_config_t *cfg);
  C_RESULT vp_stages_picture_to_buffer_transform(vp_stages_picture_to_buffer_config_t *cfg, vp_api_io_data_t *in, vp_api_io_data_t *out);
  C_RESULT vp_stages_picture_to_buffer_close(vp_stages_picture_to_buffer_config_t *cfg);
  
  #endif // _BUFFER_TO_PICTURE_H_
  
  