ngx_http_image_filter_sharpen  112 src/http/modules/ngx_http_image_filter_module.c static char *ngx_http_image_filter_sharpen(ngx_conf_t *cf, ngx_command_t *cmd,
ngx_http_image_filter_sharpen  135 src/http/modules/ngx_http_image_filter_module.c       ngx_http_image_filter_sharpen,